RIS Statistics Report (20040906-20040913) This report was generated at Mon Sep 13 00:15:01 UTC 2004. 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 rrc08 rrc10 rrc11 rrc12 APNIC 27520 27211 26085 25468 26725 26237 25918 27216 22692 0 25544 12139 26407 ARIN 61194 60276 59912 59241 60066 59904 59191 59758 30891 0 59249 14866 59520 LACNIC 7333 6302 6283 6275 7313 6296 6160 6300 4582 0 6276 2913 6276 RIPE NCC 34597 24375 32710 23899 25221 23951 21345 23578 18878 0 23652 13336 24267 OLD 32488 31727 30577 30294 31792 31294 30346 31323 17288 0 30360 8724 30533 IANA 2187 1311 1402 1227 2073 1227 1176 1178 994 0 1191 688 1312 RFC1918 14 0 13 0 1 0 0 0 0 0 0 0 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 165333 151202 156982 146404 153191 148909 144136 149353 95325 0 146272 52666 148315 AS number distributions wrt RIR and single-homed/multi-homed. o ASes per RIR region RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 rrc12 ARIN 10308 10288 9842 521 10251 10260 10163 10212 7204 0 10179 4322 10205 APNIC 2099 2095 2027 72 2095 2080 2071 2077 1920 0 2067 1183 2077 RIPE NCC 5834 5816 5553 3071 5821 5807 5434 5779 5068 0 5800 4005 5814 LACNIC 69 69 62 7 66 68 67 68 56 0 65 42 64 IANA 1 1 1 1 1 1 1 1 1 0 1 1 1 Private 42 33 13 7 35 19 28 16 15 0 18 11 27 Others 1 0 0 1 1 0 0 0 0 0 0 0 0 Total 18354 18302 17498 3680 18270 18235 17764 18153 14264 0 18130 9564 18188 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 rrc12 ARIN 2989 3315 4738 353 3370 4433 4215 5846 2811 0 4841 1589 3953 APNIC 561 623 925 48 640 940 743 1176 769 0 976 480 743 RIPE NCC 1658 2013 2229 2036 1856 2408 2108 3340 1932 0 2436 1691 2229 LACNIC 31 32 31 6 31 34 32 40 28 0 35 21 31 IANA 1 1 1 1 1 1 1 1 1 0 1 1 1 Private 32 31 11 1 32 18 25 15 14 0 16 10 24 Others 0 0 0 1 0 0 0 0 0 0 0 0 0 Total 5272 6015 7935 2446 5930 7834 7124 10418 5555 0 8305 3792 6981 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 rrc12 ARIN 7319 6973 5104 168 6881 5827 5948 4366 4393 0 5338 2733 6252 APNIC 1538 1472 1102 24 1455 1140 1328 901 1151 0 1091 703 1334 RIPE NCC 4176 3803 3324 1035 3965 3399 3326 2439 3136 0 3364 2314 3585 LACNIC 38 37 31 1 35 34 35 28 28 0 30 21 33 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 10 2 2 6 3 1 3 1 1 0 2 1 3 Others 1 0 0 0 1 0 0 0 0 0 0 0 0 Total 13082 12287 9563 1234 12340 10401 10640 7735 8709 0 9825 5772 11207 IANA : AS65535 Others: AS65535 o List of martians appearing throughout the week. There is no martians this week :) o List of hot-spots during the week. Prefix Origin AS Number of updates 209.182.81.0/24 19071 412039 193.73.62.0/24 6730 386103 209.114.254.0/24 14359 299175 203.143.192.0/19 7543 249883 139.91.40.0/24 8522 188789 139.91.252.0/24 8522 187969 213.228.64.0/18 16054 174969 195.218.176.0/24 3216 139111 195.239.204.0/24 3216 135288 63.105.118.0/24 18493 80942 Total number of RIS BGP peering sessions: 428