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RIS Statistics Report
by Generic RIS account 16 May '05

16 May '05

RIS Statistics Report (20050509-20050516) This report was generated at Mon May 16 00:15:01 UTC 2005. It analyses the BGP Routing Tables which are collected by RIS Remote Collectors at different locations around the world. Check http://www.ris.ripe.net/weekly-report/ for more info. o Prefix Distribution RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 APNIC 31669 31623 30266 173 30731 30253 29786 0 27555 29700 30084 0 0 ARIN 63249 63062 61934 660 62710 62479 59102 0 47446 61708 61936 0 0 LACNIC 8091 8087 8045 815 8065 8088 7868 0 6396 8047 8047 0 0 RIPE NCC 27466 26930 26287 6274 27000 26336 24445 0 19593 24668 26098 0 0 OLD 34221 33930 32249 1276 33301 33168 31368 0 22590 31944 32229 0 0 IANA 5161 5078 5012 685 5134 4976 4884 0 3995 4879 4978 0 1 RFC1918 24 22 16 15 16 1 0 0 0 0 0 0 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 169881 168732 163809 9898 166957 165301 157453 0 127575 160946 163372 0 1 AS number distributions wrt RIR and single-homed/multi-homed. o ASes per RIR region RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 10848 10836 10744 378 10801 10804 10337 0 8759 10718 10707 0 0 APNIC 2234 2228 2221 22 2230 2219 2173 0 2124 2203 2203 0 0 RIPE NCC 6631 6611 6609 2341 6620 6603 6142 0 5458 6311 6593 0 0 LACNIC 120 120 116 12 118 119 115 0 101 115 114 0 0 IANA 127 125 125 19 126 124 120 0 113 124 124 0 0 Private 45 40 21 3 28 29 26 0 24 13 18 0 0 Others 1 1 1 0 1 1 1 0 1 1 1 0 0 Total 20006 19961 19837 2775 19924 19899 18914 0 16580 19485 19760 0 0 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 3147 3422 4034 270 3503 4824 4193 0 3845 4796 5842 0 0 APNIC 623 675 864 18 699 860 863 0 928 965 1080 0 0 RIPE NCC 1832 2245 2331 1460 2071 2835 2520 0 2182 2758 3443 0 0 LACNIC 53 56 58 11 53 68 60 0 56 60 64 0 0 IANA 57 61 60 15 57 71 61 0 58 68 74 0 0 Private 33 29 11 0 17 19 15 0 14 7 11 0 0 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 5745 6488 7358 1774 6400 8677 7712 0 7083 8654 10514 0 0 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 7701 7414 6710 108 7298 5980 6144 0 4914 5922 4865 0 0 APNIC 1611 1553 1357 4 1531 1359 1310 0 1196 1238 1123 0 0 RIPE NCC 4799 4366 4278 881 4549 3768 3622 0 3276 3553 3150 0 0 LACNIC 67 64 58 1 65 51 55 0 45 55 50 0 0 IANA 70 64 65 4 69 53 59 0 55 56 50 0 0 Private 12 11 10 3 11 10 11 0 10 6 7 0 0 Others 1 1 1 0 1 1 1 0 1 1 1 0 0 Total 14261 13473 12479 1001 13524 11222 11202 0 9497 10831 9246 0 0 IANA : AS34821 AS35934 AS35917 AS35848 AS35851 AS34936 AS34860 AS35941 AS35908 AS34871 AS34828 AS35875 AS35938 AS35844 AS34818 AS35910 AS35945 AS34889 AS35894 AS35964 AS34883 AS34953 AS35942 AS34904 AS35866 AS35905 AS34884 AS34891 AS35880 AS35871 AS34848 AS35858 AS35991 AS35891 AS35953 AS34825 AS34837 AS35988 AS35909 AS35843 AS34876 AS35840 AS35862 AS34935 AS35916 AS34885 AS35937 AS35920 AS35972 AS34910 AS35958 AS34863 AS35881 AS35890 AS35897 AS34845 AS34858 AS34898 AS35933 AS35954 AS35943 AS35850 AS34826 AS35865 AS35947 AS34879 AS35993 AS35951 AS35987 AS34942 AS34931 AS35936 AS35921 AS35869 AS34866 AS35919 AS35915 AS35857 AS34897 AS34982 AS34918 AS35887 AS35873 AS34874 AS34857 AS34844 AS34839 AS34862 AS34955 AS34827 AS34902 AS35932 AS35903 AS35882 AS35895 AS35966 AS35911 AS35935 AS35868 AS34820 AS34835 AS35940 AS35849 AS34928 AS35970 AS35900 AS35963 AS35939 AS35845 AS35861 AS34888 AS34819 AS35918 AS35983 AS35892 AS34908 AS34916 AS34847 AS35967 AS34856 AS35852 AS35899 AS3493! 3 AS35870 AS35994 AS64000 AS35864 Others: AS65535 o List of hot-spots during the week. Prefix Origin AS Number of updates 202.64.49.0/24 2706 778555 202.64.40.0/24 2706 641068 207.168.184.0/24 32832 409541 12.144.41.0/24 16705 288342 63.101.83.0/24 16705 288228 199.181.158.0/23 4595 250302 81.212.149.0/24 9121 223722 204.201.21.0/24 20096 152304 208.136.255.0/24 29786 99589 206.98.81.0/24 29786 98642 Total number of RIS BGP peering sessions: 496

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RIS Statistics Report
by Generic RIS account 09 May '05

09 May '05

RIS Statistics Report (20050502-20050509) This report was generated at Mon May 9 00:15:01 UTC 2005. It analyses the BGP Routing Tables which are collected by RIS Remote Collectors at different locations around the world. Check http://www.ris.ripe.net/weekly-report/ for more info. o Prefix Distribution RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 APNIC 31004 30815 29685 135 30501 30063 22495 0 29584 19718 16313 0 2643 ARIN 63175 63021 60589 832 62756 62260 42364 0 61563 27387 27668 0 1882 LACNIC 8218 7193 6995 773 8194 7190 5659 0 7152 4709 4392 0 778 RIPE NCC 28181 26538 23997 5566 27839 26279 15591 0 23990 13834 15716 0 1800 OLD 34304 33568 31329 1205 33480 33044 21561 0 31478 13956 14859 0 1512 IANA 5764 4862 4567 622 5750 4765 3095 0 4711 2610 2800 0 338 RFC1918 11 5 0 0 6 0 0 0 0 0 0 0 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 170657 166002 157162 9133 168526 163601 110765 0 158478 82214 81748 0 8953 AS number distributions wrt RIR and single-homed/multi-homed. o ASes per RIR region RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 10836 8360 10595 372 10770 10802 8541 0 10672 6526 6179 0 1190 APNIC 2224 1750 2191 17 2220 2216 1731 0 2195 1580 1374 0 440 RIPE NCC 6614 5314 6233 2113 6605 6587 4803 0 6043 4348 4381 0 1129 LACNIC 117 90 110 11 115 117 108 0 113 90 86 0 26 IANA 106 80 104 14 104 103 90 0 104 85 78 0 18 Private 42 24 23 4 31 26 26 0 32 13 12 0 7 Others 1 1 1 0 1 1 1 0 1 1 0 0 1 Total 19940 15619 19257 2531 19846 19852 15300 0 19160 12643 12110 0 2811 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 3375 4394 4553 257 3693 4589 3884 0 5398 3386 2939 0 476 APNIC 695 888 958 14 759 915 718 0 1004 769 649 0 179 RIPE NCC 1971 2713 2403 1264 2174 2847 1777 0 2824 1798 1957 0 482 LACNIC 50 49 55 10 52 59 57 0 60 52 48 0 17 IANA 43 49 53 10 47 54 45 0 61 49 46 0 10 Private 27 12 10 1 17 15 13 0 19 5 5 0 4 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 6161 8105 8032 1556 6742 8479 6494 0 9366 6059 5644 0 1168 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 7461 3966 6042 115 7077 6213 4657 0 5274 3140 3240 0 714 APNIC 1529 862 1233 3 1461 1301 1013 0 1191 811 725 0 261 RIPE NCC 4643 2601 3830 849 4431 3740 3026 0 3219 2550 2424 0 647 LACNIC 67 41 55 1 63 58 51 0 53 38 38 0 9 IANA 63 31 51 4 57 49 45 0 43 36 32 0 8 Private 15 12 13 3 14 11 13 0 13 8 7 0 3 Others 1 1 1 0 1 1 1 0 1 1 0 0 1 Total 13779 7514 11225 975 13104 11373 8806 0 9794 6584 6466 0 1643 IANA : AS34821 AS35934 AS35917 AS35848 AS35851 AS34936 AS64499 AS34860 AS35941 AS35908 AS34871 AS35875 AS35844 AS34818 AS35910 AS35945 AS34889 AS35894 AS35964 AS35942 AS35866 AS34884 AS34891 AS35871 AS34848 AS35858 AS35991 AS35953 AS34825 AS34837 AS35909 AS35843 AS34876 AS35862 AS34935 AS35916 AS34885 AS35937 AS35920 AS35972 AS34910 AS35958 AS34863 AS35881 AS35890 AS35897 AS34845 AS34898 AS35933 AS35954 AS35943 AS35850 AS34826 AS35865 AS35947 AS34879 AS35993 AS35987 AS35936 AS35869 AS34866 AS35915 AS35857 AS34897 AS34918 AS35887 AS35873 AS34874 AS34857 AS34844 AS34839 AS34862 AS34827 AS34902 AS35932 AS35903 AS35882 AS35895 AS35966 AS35911 AS35868 AS34820 AS34835 AS35940 AS35849 AS34892 AS35970 AS35900 AS35963 AS35939 AS35861 AS34819 AS35918 AS35983 AS35892 AS34908 AS34916 AS34847 AS35967 AS34856 AS35852 AS35899 AS35870 AS35994 AS64000 AS35864 Others: AS65535 o List of hot-spots during the week. Prefix Origin AS Number of updates 202.64.49.0/24 2706 776144 81.212.149.0/24 9121 731360 202.64.40.0/24 2706 678182 207.168.184.0/24 32832 405311 199.181.158.0/23 4595 239231 208.136.255.0/24 29786 143346 67.151.119.0/24 33486 137205 206.98.81.0/24 29786 129873 216.243.234.0/23 10970 118423 204.201.21.0/24 20096 97084 Total number of RIS BGP peering sessions: 492

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RIS Statistics Report
by Generic RIS account 02 May '05

02 May '05

RIS Statistics Report (20050425-20050502) This report was generated at Mon May 2 00:15:01 UTC 2005. It analyses the BGP Routing Tables which are collected by RIS Remote Collectors at different locations around the world. Check http://www.ris.ripe.net/weekly-report/ for more info. o Prefix Distribution RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 APNIC 31344 31060 30232 155 30647 30642 30193 0 30343 8287 30118 0 30739 ARIN 63503 62916 61289 883 62590 62689 58882 0 62219 23478 61949 0 62576 LACNIC 8245 7203 7136 868 8207 7203 7084 0 7184 5131 7168 0 7182 RIPE NCC 32168 26764 24486 6919 31638 26285 22950 0 24334 10528 26015 0 25838 OLD 34372 33373 31504 1056 33429 33058 30528 0 31702 21584 32118 0 32684 IANA 5636 4733 4576 750 5603 4709 4395 0 4607 2743 4696 0 4699 RFC1918 16 9 4 1 8 0 0 0 0 1 0 0 1 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 175284 166058 159227 10632 172122 164586 154032 0 160389 71752 162064 0 163719 AS number distributions wrt RIR and single-homed/multi-homed. o ASes per RIR region RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 10834 10662 10660 383 10755 10794 10268 0 10688 9835 10672 0 10774 APNIC 2230 2216 2212 20 2224 2219 2199 0 2199 2007 2184 0 2209 RIPE NCC 6602 6563 6295 2522 6591 6577 5824 0 6043 4978 6562 0 6562 LACNIC 118 116 112 12 114 117 112 0 113 106 113 0 115 IANA 75 71 74 16 74 73 70 0 74 68 71 0 71 Private 58 36 16 3 27 23 13 0 27 11 14 0 28 Others 1 1 1 0 1 1 1 0 1 1 0 0 1 Total 19918 19665 19370 2956 19786 19804 18487 0 19145 17006 19616 0 19760 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 3011 3887 3737 271 3440 4504 4176 0 4188 5079 5571 0 6041 APNIC 593 790 762 14 692 866 851 0 806 973 1123 0 901 RIPE NCC 1831 2370 2380 1507 2064 2657 2330 0 2265 2083 3543 0 3473 LACNIC 52 56 57 11 55 61 59 0 55 58 65 0 71 IANA 29 39 35 13 31 37 39 0 33 38 41 0 48 Private 45 26 7 1 18 14 5 0 18 4 8 0 18 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 5561 7168 6978 1817 6300 8139 7460 0 7365 8235 10351 0 10552 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 7823 6775 6923 112 7315 6290 6092 0 6500 4756 5101 0 4733 APNIC 1637 1426 1450 6 1532 1353 1348 0 1393 1034 1061 0 1308 RIPE NCC 4771 4193 3915 1015 4527 3920 3494 0 3778 2895 3019 0 3089 LACNIC 66 60 55 1 59 56 53 0 58 48 48 0 44 IANA 46 32 39 3 43 36 31 0 41 30 30 0 23 Private 13 10 9 2 9 9 8 0 9 7 6 0 10 Others 1 1 1 0 1 1 1 0 1 1 0 0 1 Total 14357 12497 12392 1139 13486 11665 11027 0 11780 8771 9265 0 9208 IANA : AS34821 AS35934 AS35917 AS35848 AS35851 AS34860 AS35941 AS35908 AS35875 AS35844 AS34818 AS35910 AS34889 AS35894 AS35866 AS34891 AS35880 AS35871 AS34848 AS35858 AS35953 AS34825 AS34837 AS35909 AS35843 AS34876 AS35862 AS35916 AS35937 AS35920 AS35972 AS34910 AS34863 AS35881 AS35890 AS34845 AS35954 AS35943 AS35850 AS34826 AS35865 AS35947 AS35869 AS34866 AS35915 AS35857 AS35873 AS34874 AS34857 AS34862 AS34827 AS34902 AS35903 AS35882 AS35895 AS35868 AS34820 AS34835 AS35884 AS35849 AS34892 AS35900 AS35963 AS35939 AS35861 AS34819 AS35918 AS35892 AS34908 AS34847 AS35967 AS34856 AS35852 AS35899 AS35864 Others: AS65535 o List of hot-spots during the week. Prefix Origin AS Number of updates 81.212.149.0/24 9121 751259 202.64.40.0/24 2706 554849 202.64.49.0/24 2706 535792 207.168.184.0/24 32832 335180 199.181.158.0/23 4595 172770 216.243.234.0/23 10970 164256 208.136.255.0/24 29786 141302 206.98.81.0/24 29786 129817 67.151.119.0/24 33486 88198 204.201.21.0/24 20096 73385 Total number of RIS BGP peering sessions: 491

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RIS Statistics Report
by Generic RIS account 25 Apr '05

25 Apr '05

RIS Statistics Report (20050418-20050425) This report was generated at Mon Apr 25 00:15:01 UTC 2005. It analyses the BGP Routing Tables which are collected by RIS Remote Collectors at different locations around the world. Check http://www.ris.ripe.net/weekly-report/ for more info. o Prefix Distribution RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 APNIC 31692 31430 30159 163 29792 30070 30173 0 29613 29480 14099 0 30255 ARIN 63336 62946 61949 986 61174 62462 62385 0 61936 61703 17432 0 62483 LACNIC 8229 7188 7120 560 8016 7156 7172 0 7120 7118 3867 0 7134 RIPE NCC 28409 26920 26316 6397 26908 26234 26656 0 24860 23567 15959 0 26034 OLD 34144 33361 31949 1035 32341 32799 32559 0 31562 31345 9879 0 32569 IANA 5514 4636 4578 752 5245 4595 4578 0 4518 4461 2470 0 4597 RFC1918 8 3 1 0 4 0 0 0 0 0 0 0 1 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 171332 166484 162072 9893 163480 163316 163523 0 159609 157674 63706 0 163073 AS number distributions wrt RIR and single-homed/multi-homed. o ASes per RIR region RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 10845 10818 10719 388 10690 10795 10757 0 10678 10659 4543 0 10773 APNIC 2221 2209 2206 20 2196 2201 2194 0 2183 2175 1382 0 2191 RIPE NCC 6585 6572 6564 2422 6530 6562 6562 0 6214 5945 4809 0 6545 LACNIC 116 115 112 8 110 115 115 0 112 111 81 0 114 IANA 47 47 47 6 28 47 47 0 47 46 34 0 45 Private 62 44 20 5 20 27 22 0 31 15 12 0 31 Others 1 1 1 0 1 1 1 0 1 1 1 0 1 Total 19877 19806 19669 2849 19575 19748 19698 0 19266 18952 10862 0 19700 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 3221 3441 3948 288 5685 4541 5112 0 4293 5756 1873 0 6122 APNIC 635 673 900 16 1082 889 1009 0 846 1131 622 0 923 RIPE NCC 1844 2171 2298 1446 3072 2728 2588 0 2451 2664 2115 0 3440 LACNIC 47 47 49 6 58 56 54 0 48 57 45 0 66 IANA 24 27 27 4 21 32 30 0 30 29 20 0 30 Private 50 32 11 3 12 18 13 0 22 7 7 0 23 Others 0 0 0 0 0 0 0 0 0 0 1 0 0 Total 5821 6391 7233 1763 9930 8264 8806 0 7690 9644 4683 0 10604 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 7624 7377 6771 100 5005 6254 5645 0 6385 4903 2670 0 4651 APNIC 1586 1536 1306 4 1114 1312 1185 0 1337 1044 760 0 1268 RIPE NCC 4741 4401 4266 976 3458 3834 3974 0 3763 3281 2694 0 3105 LACNIC 69 68 63 2 52 59 61 0 64 54 36 0 48 IANA 23 20 20 2 7 15 17 0 17 17 14 0 15 Private 12 12 9 2 8 9 9 0 9 8 5 0 8 Others 1 1 1 0 1 1 1 0 1 1 0 0 1 Total 14056 13415 12436 1086 9645 11484 10892 0 11576 9308 6179 0 9096 IANA : AS34821 AS35934 AS35917 AS35848 AS35851 AS35941 AS35908 AS35841 AS35875 AS34818 AS35910 AS35894 AS35866 AS35871 AS34848 AS35953 AS34825 AS35843 AS35916 AS35937 AS35920 AS35890 AS34845 AS35954 AS35850 AS34826 AS35947 AS35869 AS34866 AS35857 AS35873 AS34857 AS34827 AS35903 AS35882 AS35895 AS35868 AS35884 AS35849 AS35900 AS35861 AS34819 AS35918 AS35892 AS35852 AS35899 AS35864 Others: AS65535 o List of hot-spots during the week. Prefix Origin AS Number of updates 81.212.149.0/24 9121 318071 202.64.49.0/24 2706 276200 202.64.40.0/24 2706 241615 207.168.184.0/24 32832 222291 216.243.234.0/23 10970 116233 199.181.158.0/23 4595 89427 67.151.119.0/24 33486 87639 198.76.141.0/24 21617 62925 198.76.152.0/24 21617 60202 209.114.254.0/24 14359 52040 Total number of RIS BGP peering sessions: 489

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RIS Statistics Report
by Generic RIS account 18 Apr '05

18 Apr '05

RIS Statistics Report (20050411-20050418) This report was generated at Mon Apr 18 00:15:01 UTC 2005. It analyses the BGP Routing Tables which are collected by RIS Remote Collectors at different locations around the world. Check http://www.ris.ripe.net/weekly-report/ for more info. o Prefix Distribution RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 APNIC 31345 31029 29856 0 30302 29879 29621 0 27885 29377 29589 0 30303 ARIN 63541 62553 61868 0 63220 62436 61123 0 59029 61575 61791 0 62535 LACNIC 8317 7273 7248 0 8283 7041 7196 0 7207 7230 7231 0 7247 RIPE NCC 28774 26711 26491 0 28416 26009 23277 0 23933 23271 25701 0 25692 OLD 34386 32955 32038 0 33795 32772 31243 0 30609 31410 31905 0 32635 IANA 5461 4566 4521 0 5428 4360 4249 0 4156 4239 4354 0 4415 RFC1918 14 0 3 0 9 0 0 0 1 0 0 0 2 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 171838 165087 162025 0 169453 162497 156709 0 152820 157102 160571 0 162829 AS number distributions wrt RIR and single-homed/multi-homed. o ASes per RIR region RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 10828 10775 10706 330 10774 10773 10622 0 10676 10648 10658 0 10765 APNIC 2215 2201 2181 13 2209 2191 2185 0 2170 2174 2160 0 2192 RIPE NCC 6563 6542 6192 2245 6550 6532 5886 0 5995 5980 6521 0 6531 LACNIC 115 115 111 8 113 115 115 0 111 111 111 0 114 IANA 29 27 28 4 27 27 28 0 29 27 26 0 26 Private 62 32 20 3 34 22 18 0 27 12 16 0 32 Others 1 1 1 0 1 1 1 0 1 0 0 0 1 Total 19813 19693 19239 2603 19708 19661 18855 0 19009 18952 19492 0 19661 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 3171 3721 4407 232 3466 4892 4642 0 4767 5796 6552 0 5542 APNIC 629 728 892 11 698 933 904 0 907 1095 1227 0 875 RIPE NCC 1813 2392 2437 1361 1996 2966 2299 0 2458 2766 3553 0 3079 LACNIC 46 50 49 8 46 59 52 0 54 58 64 0 61 IANA 20 20 22 2 19 22 21 0 23 21 21 0 20 Private 46 22 11 1 23 15 11 0 18 8 11 0 22 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 5725 6933 7818 1615 6248 8887 7929 0 8227 9744 11428 0 9599 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 7657 7054 6299 98 7308 5881 5980 0 5909 4852 4106 0 5223 APNIC 1586 1473 1289 2 1511 1258 1281 0 1263 1079 933 0 1317 RIPE NCC 4750 4150 3755 884 4554 3566 3587 0 3537 3214 2968 0 3452 LACNIC 69 65 62 0 67 56 63 0 57 53 47 0 53 IANA 9 7 6 2 8 5 7 0 6 6 5 0 6 Private 16 10 9 2 11 7 7 0 9 4 5 0 10 Others 1 1 1 0 1 1 1 0 1 0 0 0 1 Total 14088 12760 11421 988 13460 10774 10926 0 10782 9208 8064 0 10062 IANA : AS34821 AS35934 AS35908 AS35875 AS34818 AS35910 AS35894 AS35866 AS35871 AS34825 AS35843 AS35916 AS35920 AS35890 AS35850 AS35857 AS35873 AS34827 AS35903 AS35882 AS35895 AS35868 AS35884 AS35849 AS34819 AS35892 AS35899 AS64000 AS35864 Others: AS65535 o List of hot-spots during the week. Prefix Origin AS Number of updates 81.212.149.0/24 9121 431741 202.64.49.0/24 2706 390269 202.64.40.0/24 2706 366715 207.168.184.0/24 32832 330394 199.181.158.0/23 4595 180162 216.243.234.0/23 10970 173762 67.151.119.0/24 33486 106230 202.64.111.0/24 2706 76284 204.201.21.0/24 20096 75194 194.190.8.0/24 2878 63068 Total number of RIS BGP peering sessions: 487

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RIS Statistics Report
by Generic RIS account 11 Apr '05

11 Apr '05

RIS Statistics Report (20050404-20050411) This report was generated at Mon Apr 11 00:15:01 UTC 2005. It analyses the BGP Routing Tables which are collected by RIS Remote Collectors at different locations around the world. Check http://www.ris.ripe.net/weekly-report/ for more info. o Prefix Distribution RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 APNIC 30605 30205 29650 0 0 29763 29422 30165 28352 29215 22443 0 22550 ARIN 62806 62354 61506 0 0 61699 58356 61976 58741 60874 49628 0 20040 LACNIC 7160 7145 7109 0 0 7117 6837 6956 6511 7070 5899 0 3200 RIPE NCC 26956 26104 25828 0 0 25949 24484 25505 21882 25668 18390 0 13504 OLD 33402 33075 31833 0 0 32630 30895 32375 29227 31657 25015 0 11874 IANA 4550 4516 4457 0 0 4470 4326 4253 4131 4424 3639 0 2400 RFC1918 9 9 0 0 0 7 0 0 0 0 0 0 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 165488 163408 160383 0 0 161635 154320 161230 148844 158908 125014 0 73568 AS number distributions wrt RIR and single-homed/multi-homed. o ASes per RIR region RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 10790 10770 10684 364 0 10751 10289 10655 10503 10651 9102 0 5355 APNIC 2206 2193 2188 16 0 2193 2181 2177 2085 2170 1650 0 1763 RIPE NCC 6519 6503 6509 2285 0 6499 6210 6460 5727 6496 4912 0 4539 LACNIC 114 114 110 7 0 114 108 110 109 110 103 0 85 IANA 16 15 14 0 0 14 14 10 15 14 13 0 12 Private 51 41 26 5 0 28 29 16 31 18 16 0 26 Others 1 1 1 0 0 1 1 1 1 1 0 0 1 Total 19697 19637 19532 2677 0 19600 18832 19429 18471 19460 15796 0 11781 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 3254 3663 4305 253 0 4377 3903 5815 4788 4936 4751 0 2395 APNIC 647 750 876 13 0 877 790 1218 799 1023 771 0 881 RIPE NCC 1862 2326 2410 1339 0 2608 2334 3882 2272 2633 2263 0 2262 LACNIC 46 49 47 5 0 56 49 68 55 50 56 0 50 IANA 13 13 11 0 0 14 13 10 15 14 12 0 12 Private 31 22 13 2 0 16 16 7 18 10 7 0 17 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 5853 6823 7662 1612 0 7948 7105 11000 7947 8666 7860 0 5617 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 7536 7107 6379 111 0 6374 6386 4840 5715 5715 4351 0 2960 APNIC 1559 1443 1312 3 0 1316 1391 959 1286 1147 879 0 882 RIPE NCC 4657 4177 4099 946 0 3891 3876 2578 3455 3863 2649 0 2277 LACNIC 68 65 63 2 0 58 59 42 54 60 47 0 35 IANA 3 2 3 0 0 0 1 0 0 0 1 0 0 Private 20 19 13 3 0 12 13 9 13 8 9 0 9 Others 1 1 1 0 0 1 1 1 1 1 0 0 1 Total 13844 12814 11870 1065 0 11652 11727 8429 10524 10794 7936 0 6164 IANA : AS35875 AS35894 AS64500 AS35866 AS35871 AS35890 AS35850 AS35857 AS35895 AS35868 AS35884 AS35849 AS35892 AS35899 AS64000 AS35864 Others: AS65535 o List of hot-spots during the week. Prefix Origin AS Number of updates 81.212.149.0/24 9121 280125 202.64.49.0/24 2706 211316 207.168.184.0/24 32832 127701 83.219.160.0/19 34694 113387 202.64.40.0/24 2706 104461 216.243.234.0/23 10970 90258 67.151.119.0/24 33486 76646 199.181.158.0/23 4595 75530 198.76.141.0/24 21617 75047 198.76.142.0/24 21617 64561 Total number of RIS BGP peering sessions: 487

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RIS Statistics Report
by Generic RIS account 05 Apr '05

05 Apr '05

RIS Statistics Report (20050328-20050404) This report was generated at Mon Apr 4 00:15:01 UTC 2005. It analyses the BGP Routing Tables which are collected by RIS Remote Collectors at different locations around the world. Check http://www.ris.ripe.net/weekly-report/ for more info. o Prefix Distribution RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 APNIC 30558 30153 29768 164 29891 29579 29498 29929 29588 29055 15791 29068 29554 ARIN 63419 62427 61905 807 62478 62082 58919 62363 62581 61369 19637 60892 62334 LACNIC 8277 7234 7198 928 8005 7234 7021 7097 7229 7196 4671 6874 7213 RIPE NCC 29748 27658 26547 6046 28279 25981 23598 25387 25538 25885 12740 25953 25694 OLD 33991 32686 31830 1020 33408 32564 30800 32435 32223 31678 10261 31616 32408 IANA 5303 4435 4296 735 5081 4395 4146 4325 4239 4279 2148 4177 4288 RFC1918 17 11 0 0 5 5 0 0 0 0 0 0 1 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 171313 164604 161544 9700 167147 161840 153982 161536 161398 159462 65248 158580 161492 AS number distributions wrt RIR and single-homed/multi-homed. o ASes per RIR region RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 10777 10712 10669 335 10695 10724 10296 10646 10675 10634 5066 10597 10712 APNIC 2212 2196 2198 22 2196 2195 2182 2174 2172 2173 1386 2165 2183 RIPE NCC 6508 6446 6489 2383 6477 6478 5919 6443 6322 6473 4046 6442 6458 LACNIC 112 112 108 9 110 112 110 111 110 107 77 107 110 IANA 6 6 5 0 3 5 5 6 5 5 5 1 5 Private 68 42 24 4 29 22 22 11 33 15 12 15 29 Others 1 1 1 0 1 1 1 1 1 1 0 1 1 Total 19684 19515 19494 2753 19511 19537 18535 19392 19318 19408 10592 19328 19498 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 3220 3755 3777 218 3662 4874 4326 6128 4886 4833 2256 4824 6316 APNIC 657 773 799 16 753 1042 849 1324 947 1054 601 1004 1112 RIPE NCC 1832 2298 2214 1461 2106 2910 2371 4074 2504 2863 1677 2645 3656 LACNIC 49 51 52 8 56 63 56 69 60 55 46 66 67 IANA 5 6 4 0 3 5 5 6 5 5 5 1 5 Private 50 32 12 1 20 15 12 9 24 8 7 11 21 Others 0 0 0 0 0 0 0 0 0 0 0 1 0 Total 5813 6915 6858 1704 6600 8909 7619 11610 8426 8818 4592 8552 11177 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 7557 6957 6892 117 7033 5850 5970 4518 5789 5801 2810 5773 4396 APNIC 1555 1423 1399 6 1443 1153 1333 850 1225 1119 785 1161 1071 RIPE NCC 4676 4148 4275 922 4371 3568 3548 2369 3818 3610 2369 3797 2802 LACNIC 63 61 56 1 54 49 54 42 50 52 31 41 43 IANA 1 0 1 0 0 0 0 0 0 0 0 0 0 Private 18 10 12 3 9 7 10 2 9 7 5 4 8 Others 1 1 1 0 1 1 1 1 1 1 0 0 1 Total 13871 12600 12636 1049 12911 10628 10916 7782 10892 10590 6000 10776 8321 IANA : AS64500 AS35871 AS35857 AS35868 AS64000 AS35864 Others: AS65535 Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 Leaf 16325 16333 16335 2037 16343 16493 15460 16679 16299 16410 8249 16442 16571 Transit 3238 3056 3050 476 3065 2946 2904 2629 2895 2897 1702 2807 2827 Transit-only 121 126 109 240 103 98 171 84 124 101 641 79 100 Total 19684 19515 19494 2753 19511 19537 18535 19392 19318 19408 10592 19328 19498 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 Avg 5.92 6.23 5.82 5.19 5.62 6.23 5.98 5.81 6.42 5.80 6.42 4.63 5.98 Std 2.55 2.61 2.62 2.90 2.38 2.67 2.61 2.30 2.70 2.46 2.65 1.75 3.08 o List of hot-spots during the week. Prefix Origin AS Number of updates 202.64.49.0/24 2706 310171 83.219.160.0/19 34694 304297 202.64.40.0/24 2706 258879 216.243.234.0/23 10970 149662 199.181.158.0/23 4595 140544 198.76.142.0/24 21617 99851 198.76.42.0/24 21617 81828 198.76.141.0/24 21617 81059 198.76.43.0/24 21617 80018 209.114.254.0/24 14359 69625 Total number of RIS BGP peering sessions: 487

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RIS Statistics Report
by Generic RIS account 28 Mar '05

28 Mar '05

RIS Statistics Report (20050321-20050328) This report was generated at Mon Mar 28 00:15:01 UTC 2005. It analyses the BGP Routing Tables which are collected by RIS Remote Collectors at different locations around the world. Check http://www.ris.ripe.net/weekly-report/ for more info. o Prefix Distribution RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 APNIC 30553 30054 27286 0 30046 29518 29551 30055 29457 15419 16927 27554 23426 ARIN 62766 62273 41942 0 62414 61566 61605 61998 61301 30070 21809 58951 23422 LACNIC 8048 7005 5584 0 8025 6960 6976 7001 6938 4144 3843 6622 3086 RIPE NCC 28563 26070 21449 0 27623 25666 25560 25461 24760 18340 12690 24967 14776 OLD 33761 32903 22032 0 33394 32383 32214 32350 31167 17496 10894 30772 13825 IANA 4999 4139 3299 0 4894 4106 4002 4081 3967 3026 2003 3767 2158 RFC1918 15 7 2 0 5 7 0 0 0 0 0 0 1 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 168705 162451 121594 0 166401 160206 159908 160946 157590 88495 68166 152633 80694 AS number distributions wrt RIR and single-homed/multi-homed. o ASes per RIR region RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 10764 10742 8568 245 10712 10726 10719 10637 10605 6907 5384 10337 5981 APNIC 2208 2190 2100 16 2198 2190 2184 2177 2164 1541 1391 2139 1967 RIPE NCC 6480 6452 5715 2200 6467 6452 6452 6418 6194 5095 4105 6301 4762 LACNIC 111 111 93 7 109 111 111 109 107 83 60 96 69 IANA 2 2 1 0 2 2 2 2 1 1 1 2 1 Private 57 34 14 1 30 24 17 13 27 8 9 15 22 Others 1 1 1 0 1 1 1 1 1 1 0 1 1 Total 19623 19532 16492 2469 19519 19506 19486 19357 19099 13636 10950 18891 12803 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 3244 3788 4337 146 3473 4347 4486 6594 4790 3603 2598 4995 2611 APNIC 641 787 866 14 693 831 814 1273 857 706 649 875 821 RIPE NCC 1836 2329 2362 1299 1976 2554 2531 3791 2270 2284 1706 2823 2091 LACNIC 53 57 59 7 55 63 66 75 64 53 38 61 43 IANA 2 2 1 0 2 2 2 2 1 1 1 2 1 Private 42 23 8 1 22 16 11 9 22 5 5 11 19 Others 0 1 1 0 0 1 1 1 1 1 0 1 1 Total 5818 6987 7634 1467 6221 7814 7911 11745 8005 6653 4997 8768 5587 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 7520 6954 4231 99 7239 6379 6233 4043 5815 3304 2786 5342 3370 APNIC 1567 1403 1234 2 1505 1359 1370 904 1307 835 742 1264 1146 RIPE NCC 4644 4123 3353 901 4491 3898 3921 2627 3924 2811 2399 3478 2671 LACNIC 58 54 34 0 54 48 45 34 43 30 22 35 26 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 15 11 6 0 8 8 6 4 5 3 4 4 3 Others 1 0 0 0 1 0 0 0 0 0 0 0 0 Total 13805 12545 8858 1002 13298 11692 11575 7612 11094 6983 5953 10123 7216 IANA : AS64500 AS40439 Others: AS65535 Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 Leaf 16270 16367 13592 1797 16270 16418 16327 16616 16125 11043 8626 15944 10202 Transit 3235 3056 2627 430 3139 2990 3061 2654 2854 2173 1723 2819 2136 Transit-only 118 109 273 242 110 98 98 87 120 420 601 128 465 Total 19623 19532 16492 2469 19519 19506 19486 19357 19099 13636 10950 18891 12803 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 Avg 6.00 6.15 5.99 5.11 5.91 6.02 5.87 5.98 6.19 6.18 6.28 5.80 6.15 Std 2.52 2.52 2.59 2.67 2.49 2.41 2.53 2.28 2.49 2.53 2.48 2.48 3.09 o List of hot-spots during the week. Prefix Origin AS Number of updates 202.64.49.0/24 2706 414676 202.64.40.0/24 2706 409425 83.219.160.0/19 34694 385414 198.80.137.0/24 22488 317021 198.80.157.0/24 22488 316891 216.243.234.0/23 10970 212171 199.181.158.0/23 4595 156621 204.201.21.0/24 20096 100615 207.168.184.0/24 32832 95735 198.76.142.0/24 21617 73512 Total number of RIS BGP peering sessions: 487

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RIS Statistics Report
by Generic RIS account 21 Mar '05

21 Mar '05

RIS Statistics Report (20050314-20050321) This report was generated at Mon Mar 21 00:15:02 UTC 2005. It analyses the BGP Routing Tables which are collected by RIS Remote Collectors at different locations around the world. Check http://www.ris.ripe.net/weekly-report/ for more info. o Prefix Distribution RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 APNIC 32184 31791 30353 153 30870 29015 20552 31629 29633 24652 11259 30339 12793 ARIN 63949 62329 61606 639 62359 61404 22372 62029 61588 48492 16277 62861 17528 LACNIC 8027 6986 6963 572 8006 6928 3978 6974 6963 6417 2710 6963 3660 RIPE NCC 27647 26265 26257 5475 27248 23759 16860 25469 25191 17452 13062 26574 13147 OLD 34064 33190 31822 886 33203 31211 14675 32671 31683 25350 8800 32355 10657 IANA 4200 4088 3993 460 4150 3954 2266 3999 3932 2432 1675 4002 1737 RFC1918 15 8 0 0 7 5 0 0 0 0 0 0 1 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 170086 164657 160994 8185 165843 156276 80703 162771 158990 124795 53783 163094 59523 AS number distributions wrt RIR and single-homed/multi-homed. o ASes per RIR region RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 10747 10721 10634 280 10685 10617 5870 10616 10592 9553 4470 8400 5000 APNIC 2203 2191 2176 18 2197 2161 1713 2174 2158 1805 1181 2109 1253 RIPE NCC 6447 6427 6431 2255 6438 6012 5124 6391 6161 5022 4139 5830 4357 LACNIC 107 107 103 8 106 107 80 106 103 94 60 91 79 IANA 3 3 3 0 3 3 2 3 3 3 2 2 2 Private 58 32 16 2 27 21 16 12 31 6 11 16 18 Others 1 1 1 0 1 1 1 1 1 1 0 1 1 Total 19566 19482 19364 2563 19457 18922 12806 19303 19049 16484 9863 16449 10710 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 3213 3661 3856 189 3536 4696 2073 6259 4928 5457 2006 3650 2188 APNIC 617 773 749 15 676 1006 693 1226 867 858 487 914 479 RIPE NCC 1851 2408 2192 1362 2015 2844 1929 3819 2298 2225 1806 2205 1885 LACNIC 45 48 46 7 47 58 40 64 52 50 28 45 38 IANA 3 3 3 0 3 3 2 3 3 3 2 2 2 Private 43 21 12 1 19 13 12 11 23 4 6 14 17 Others 0 1 0 0 0 1 0 1 0 1 0 0 1 Total 5772 6915 6858 1574 6296 8621 4749 11383 8171 8598 4335 6830 4610 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 7534 7060 6778 91 7149 5921 3797 4357 5664 4096 2464 4750 2812 APNIC 1586 1418 1427 3 1521 1155 1020 948 1291 947 694 1195 774 RIPE NCC 4596 4019 4239 893 4423 3168 3195 2572 3863 2797 2333 3625 2472 LACNIC 62 59 57 1 59 49 40 42 51 44 32 46 41 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 15 11 4 1 8 8 4 1 8 2 5 2 1 Others 1 0 1 0 1 0 1 0 1 0 0 1 0 Total 13794 12567 12506 989 13161 10301 8057 7920 10878 7886 5528 9619 6100 IANA : AS64500 AS61972 AS40439 Others: AS65535 Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 Leaf 16221 16303 16219 1878 16213 15933 10081 16541 16054 13759 7597 13534 8269 Transit 3223 3065 3037 451 3131 2850 2238 2672 2878 2407 1648 2672 1866 Transit-only 122 114 108 234 113 139 487 90 117 318 618 243 575 Total 19566 19482 19364 2563 19457 18922 12806 19303 19049 16484 9863 16449 10710 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 Avg 6.08 6.09 5.65 5.02 6.04 6.24 6.21 5.98 6.23 5.94 6.28 6.26 6.26 Std 2.53 2.47 2.46 2.60 2.50 2.51 2.65 2.27 2.47 2.44 2.45 2.74 3.00 o List of hot-spots during the week. Prefix Origin AS Number of updates 202.64.40.0/24 2706 409675 202.64.159.0/24 2706 408669 202.64.49.0/24 2706 276958 198.80.137.0/24 22488 260904 198.80.157.0/24 22488 260821 216.243.234.0/23 10970 254691 198.76.141.0/24 21617 122058 198.76.142.0/24 21617 120062 207.168.184.0/24 32832 116579 198.76.42.0/24 21617 80539 Total number of RIS BGP peering sessions: 488

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RIS Statistics Report
by Generic RIS account 14 Mar '05

14 Mar '05

RIS Statistics Report (20050307-20050314) This report was generated at Mon Mar 14 00:15:01 UTC 2005. It analyses the BGP Routing Tables which are collected by RIS Remote Collectors at different locations around the world. Check http://www.ris.ripe.net/weekly-report/ for more info. o Prefix Distribution RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 APNIC 30454 30170 29258 170 29551 29346 29211 29777 29280 28952 24701 29337 14059 ARIN 62642 61987 61613 468 61999 61642 58798 61960 61329 60798 55248 61679 25008 LACNIC 8013 6967 6948 713 7988 6968 6941 6969 6948 6931 6766 6964 3330 RIPE NCC 27574 25643 25644 5309 26607 25290 24193 25198 25462 23316 17980 25492 13871 OLD 34107 32946 32163 905 33663 32899 31886 32799 32245 31515 27986 32517 12537 IANA 4762 3884 3799 558 4747 3867 3716 3814 3808 3141 3159 3826 1958 RFC1918 8 6 1 0 0 6 0 0 0 0 0 0 1 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 167560 161603 159426 8123 164555 160018 154745 160517 159072 154653 135840 159815 70764 AS number distributions wrt RIR and single-homed/multi-homed. o ASes per RIR region RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 10718 10688 10615 278 10678 10680 10337 10604 10602 10428 9817 10653 6341 APNIC 2195 2179 2171 20 2180 2172 2172 2164 2155 2111 1809 2176 1446 RIPE NCC 6411 6389 6389 2150 6397 6382 6207 6358 6379 6002 4807 6324 4453 LACNIC 106 106 102 6 105 106 105 105 102 102 101 104 78 IANA 2 2 2 0 2 2 2 2 2 2 2 2 2 Private 59 26 15 4 30 17 20 13 38 14 8 23 20 Others 1 1 1 0 1 1 1 1 1 1 0 1 1 Total 19492 19391 19295 2458 19393 19360 18844 19247 19279 18660 16544 19283 12341 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 3128 3703 4066 181 3367 4495 4341 6197 4056 6000 5311 4493 3187 APNIC 619 760 756 15 673 1006 801 1234 800 1106 905 885 655 RIPE NCC 1798 2437 2458 1254 2072 2894 2355 3720 2366 2711 2265 2305 1954 LACNIC 46 50 47 5 45 56 52 67 47 57 60 48 48 IANA 2 2 2 0 2 2 2 2 2 2 2 2 2 Private 47 20 10 1 20 9 10 9 30 9 4 15 16 Others 0 0 0 0 0 0 1 1 0 0 0 0 1 Total 5640 6972 7339 1456 6179 8462 7562 11230 7301 9885 8547 7748 5863 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 7590 6985 6549 97 7311 6185 5996 4407 6546 4428 4506 6160 3154 APNIC 1576 1419 1415 5 1507 1166 1371 930 1355 1005 904 1291 791 RIPE NCC 4613 3952 3931 896 4325 3488 3852 2638 4013 3291 2542 4019 2499 LACNIC 60 56 55 1 60 50 53 38 55 45 41 56 30 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 12 6 5 3 10 8 10 4 8 5 4 8 4 Others 1 1 1 0 1 1 0 0 1 1 0 1 0 Total 13852 12419 11956 1002 13214 10898 11282 8017 11978 8775 7997 11535 6478 IANA : AS64500 AS40439 Others: AS65535 Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 Leaf 16137 16256 16174 1768 16149 16315 15728 16484 16226 15762 13901 16120 9823 Transit 3234 3020 3010 431 3127 2935 2974 2663 2937 2765 2315 3036 2009 Transit-only 121 115 111 259 117 110 142 100 116 133 328 127 509 Total 19492 19391 19295 2458 19393 19360 18844 19247 19279 18660 16544 19283 12341 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 Avg 6.11 5.99 5.73 5.07 6.22 6.23 5.99 6.03 6.10 5.86 5.98 6.11 6.15 Std 2.57 2.51 2.51 2.54 2.56 2.59 2.61 2.30 2.47 2.42 2.23 2.73 3.07 o List of hot-spots during the week. Prefix Origin AS Number of updates 202.64.159.0/24 2706 422988 202.64.49.0/24 2706 422723 202.64.40.0/24 2706 349279 193.73.62.0/24 6730 266906 216.243.234.0/23 10970 255516 212.124.229.0/24 20995 188385 212.124.230.0/24 20995 186450 212.124.231.0/24 20995 173658 167.94.0.0/16 22413 125576 207.168.184.0/24 32832 118121 Total number of RIS BGP peering sessions: 489

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