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