RIS Statistics Report (20050815-20050822) This report was generated at Mon Aug 22 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 rrc13 rrc14 APNIC 33013 32281 29269 1815 0 29571 27300 16735 23795 27550 23699 0 31571 31550 ARIN 65362 64078 54568 844 0 64058 50524 35113 56418 45510 41067 0 64026 64039 LACNIC 7729 7573 6593 792 0 7261 6292 4552 6956 5845 5317 0 7697 7621 RIPE NCC 28778 26403 23017 8159 0 23721 19428 18129 17421 22673 19589 0 27658 26425 OLD 34579 33728 27028 1508 0 32300 26888 17352 30693 23598 21757 0 33313 33074 IANA 7558 7160 6388 1125 0 7159 5509 4271 6815 5893 5531 0 7481 7137 RFC1918 6 5 1 0 0 5 0 0 0 0 0 0 0 0 AFRINIC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 177025 171228 146864 14243 0 164075 135941 96152 142098 131069 116960 0 171746 169846 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 rrc13 rrc14 ARIN 11148 11068 10252 400 0 11071 9583 7336 10434 8884 8246 0 11052 11077 APNIC 2304 2273 2164 175 0 2219 2093 1431 1998 2134 1921 0 2275 2275 RIPE NCC 7075 6978 6269 2723 0 6266 5710 5573 5631 6463 5752 0 7038 6992 LACNIC 141 139 125 13 0 140 124 109 124 116 110 0 137 137 AFRINIC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 IANA 1 0 1 0 0 1 1 1 1 1 1 0 1 1 Private 52 19 19 2 0 21 24 5 13 11 15 0 24 31 Others 1 1 1 0 0 1 1 1 1 1 1 0 1 1 Total 20722 20478 18831 3313 0 19719 17536 14456 18202 17610 16046 0 20528 20514 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 3581 4724 4681 287 0 5181 4101 4590 6201 5727 3956 0 5448 6203 APNIC 682 1016 975 133 0 999 905 848 1102 1133 895 0 917 1121 RIPE NCC 2201 3747 2572 1696 0 2842 2239 3617 3130 3847 2545 0 2979 3926 LACNIC 62 70 62 11 0 72 65 75 78 74 56 0 70 82 AFRINIC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 IANA 1 0 1 0 0 1 1 1 1 1 1 0 1 1 Private 37 12 10 1 0 13 14 4 6 4 8 0 15 24 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 6564 9569 8301 2128 0 9108 7325 9135 10518 10786 7461 0 9430 11357 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 7567 6344 5571 113 0 5890 5482 2746 4233 3157 4290 0 5604 4874 APNIC 1622 1257 1189 42 0 1220 1188 583 896 1001 1026 0 1358 1154 RIPE NCC 4874 3231 3697 1027 0 3424 3471 1956 2501 2616 3207 0 4059 3066 LACNIC 79 69 63 2 0 68 59 34 46 42 54 0 67 55 AFRINIC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 15 7 9 1 0 8 10 1 7 7 7 0 9 7 Others 1 1 1 0 0 1 1 1 1 1 1 0 1 1 Total 14158 10909 10530 1185 0 10611 10211 5321 7684 6824 8585 0 11098 9157 IANA : AS65535 Others: AS65535 o List of martians appearing throughout the week. Prefix Origin AS 10.88.1.0/24 8342 10.145.16.4/30 6325 172.16.2.0/27 6325 172.16.2.32/28 6325 172.16.2.80/28 6325 172.31.31.0/30 6325 o List of hot-spots during the week. Prefix Origin AS Number of updates 212.98.233.0/24 15924 514336 202.64.49.0/24 2706 167791 67.151.119.0/24 33486 118786 207.168.184.0/24 32832 96470 203.220.123.0/24 9942 76066 199.181.158.0/23 4595 72472 193.164.226.0/23 15414 59354 193.193.184.0/23 9128 43811 204.201.21.0/24 20096 39795 81.212.149.0/24 9121 38779 Total number of RIS BGP peering sessions: 543