RIS Statistics Report (20050516-20050523) This report was generated at Mon May 23 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 31828 31657 30224 152 30673 30300 30333 30638 29785 29652 20549 0 30541 ARIN 63542 63202 62113 1021 63217 62343 62255 62446 61776 61612 24228 0 62302 LACNIC 7452 7436 7389 1081 7423 7418 7433 7138 7363 7342 4525 0 7383 RIPE NCC 28322 27506 27179 6560 27908 26766 27226 25483 26136 26002 17290 0 25770 OLD 34394 34064 32451 1203 33764 33171 32934 32869 32095 32146 13115 0 32799 IANA 5384 5284 5230 778 5348 5186 5226 5043 5070 5093 3117 0 5030 RFC1918 33 27 21 20 24 2 0 0 0 0 0 0 1 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 170955 169176 164607 10815 168357 165186 165407 163617 162225 161847 82824 0 163826 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 10861 10736 10746 403 10816 10817 10778 10715 10686 10717 5774 0 10781 APNIC 2239 2215 2225 23 2232 2219 2216 2202 2190 2202 1661 0 2199 RIPE NCC 6630 6565 6605 2348 6619 6603 6610 6567 6512 6596 5076 0 6576 LACNIC 124 120 120 13 122 123 123 120 117 118 82 0 122 IANA 146 144 146 21 146 145 144 142 131 143 107 0 139 Private 72 45 29 2 39 30 31 11 37 14 25 0 41 Others 1 1 1 0 1 1 1 1 1 1 1 0 1 Total 20073 19826 19872 2810 19975 19938 19903 19758 19674 19791 12726 0 19859 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 3231 3839 4480 290 3520 4335 4574 7140 5506 4874 2238 0 5075 APNIC 646 771 852 18 739 899 881 1308 1104 1065 735 0 904 RIPE NCC 1820 2347 2381 1432 1970 2856 2710 4428 3288 2880 2087 0 3343 LACNIC 54 60 63 12 55 65 65 83 72 68 42 0 73 IANA 61 73 70 19 61 84 79 121 85 89 59 0 98 Private 57 33 18 0 28 21 20 7 28 8 16 0 33 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 5869 7123 7864 1771 6373 8260 8329 13087 10083 8984 5177 0 9526 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 7630 6897 6266 113 7296 6482 6204 3575 5180 5843 3536 0 5706 APNIC 1593 1444 1373 5 1493 1320 1335 894 1086 1137 926 0 1295 RIPE NCC 4810 4218 4224 916 4649 3747 3900 2139 3224 3716 2989 0 3233 LACNIC 70 60 57 1 67 58 58 37 45 50 40 0 49 IANA 85 71 76 2 85 61 65 21 46 54 48 0 41 Private 15 12 11 2 11 9 11 4 9 6 9 0 8 Others 1 1 1 0 1 1 1 1 1 1 1 0 1 Total 14204 12703 12008 1039 13602 11678 11574 6671 9591 10807 7549 0 10333 IANA : AS34821 AS34900 AS35934 AS35034 AS35917 AS35848 AS35851 AS34936 AS34860 AS35941 AS35908 AS34921 AS34871 AS34828 AS35875 AS35938 AS35844 AS34818 AS35910 AS35945 AS34889 AS35894 AS35964 AS34883 AS34953 AS35942 AS34904 AS35866 AS35905 AS34884 AS34929 AS34891 AS35880 AS35871 AS34848 AS35858 AS35991 AS34997 AS35891 AS35953 AS34825 AS34837 AS35988 AS35909 AS35843 AS34876 AS35840 AS35862 AS34935 AS35916 AS34885 AS35937 AS35920 AS35972 AS34910 AS35958 AS34863 AS34979 AS34952 AS35881 AS35890 AS35897 AS35975 AS34845 AS34858 AS34922 AS34898 AS35933 AS35954 AS35943 AS35850 AS34826 AS35865 AS35947 AS34879 AS35993 AS35951 AS35987 AS34942 AS34931 AS35936 AS35921 AS35869 AS34866 AS35919 AS35915 AS35857 AS34897 AS34982 AS34918 AS35959 AS35887 AS35873 AS34874 AS35893 AS34829 AS34857 AS34844 AS34839 AS34862 AS34955 AS34827 AS34902 AS34962 AS35932 AS35903 AS35882 AS34913 AS35895 AS35966 AS35911 AS35935 AS35868 AS34820 AS34835 AS35940 AS35849 AS34928 AS34892 AS35970 AS35900 AS35963 AS3593! 9 AS35845 AS35861 AS34888 AS34819 AS34985 AS35918 AS35983 AS35892 AS34908 AS34896 AS35001 AS34916 AS34847 AS35967 AS34856 AS35852 AS35899 AS34965 AS34933 AS34972 AS35870 AS35994 AS35864 Others: AS65535 o List of hot-spots during the week. Prefix Origin AS Number of updates 202.64.49.0/24 2706 714234 202.64.40.0/24 2706 662765 193.232.248.0/24 6697 422022 207.168.184.0/24 32832 355859 12.144.41.0/24 16705 288987 63.101.83.0/24 16705 271434 199.181.158.0/23 4595 229892 81.212.149.0/24 9121 158586 212.124.230.0/24 20995 105634 212.124.229.0/24 20995 105631 Total number of RIS BGP peering sessions: 505