RIS Statistics Report (20051031-20051107) This report was generated at Mon Nov 7 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 33892 33658 29366 0 32976 22183 32128 15005 20628 31074 32100 32171 32479 32421 ARIN 69589 65365 57388 0 69347 34112 68034 18327 29136 66407 67539 68337 67713 67524 LACNIC 9387 8457 7736 0 9353 6404 9360 3989 6596 8060 9305 9313 9338 9000 RIPE NCC 30653 28807 25732 0 29751 16354 27917 14254 20466 27042 27817 29215 28595 27100 OLD 36292 35040 28136 0 35865 14932 34952 11724 15760 33292 33820 34865 34256 34315 IANA 9160 8976 8107 0 9029 5344 8851 3659 5233 8558 8821 8989 8900 8619 RFC1918 29 9 1 0 18 0 0 0 0 1 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 189002 180312 156466 0 186339 99329 181242 66958 97819 174434 179402 182890 181281 178979 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 11307 11264 9907 0 11268 6756 11234 4900 6548 11127 11177 11215 11196 11229 APNIC 2355 2347 2267 0 2348 1928 2333 1290 1824 2296 2330 2329 2325 2337 RIPE NCC 7339 7284 7034 0 7296 5323 7275 4711 6029 7137 7268 7291 7287 7250 LACNIC 156 156 135 0 153 115 154 86 121 148 150 151 153 153 AFRINIC 4 4 3 0 4 2 4 1 3 4 4 4 4 4 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 56 26 20 0 31 13 18 3 7 8 17 20 21 29 Others 1 1 1 0 1 0 1 0 0 1 0 1 1 1 Total 21218 21082 19367 0 21101 14137 21019 10991 14532 20721 20946 21011 20987 21003 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 3362 3729 4624 0 3731 3070 5169 3214 4095 6908 5353 4218 5756 7034 APNIC 638 736 894 0 736 910 922 746 1095 1345 925 827 1059 1288 RIPE NCC 2047 2570 2614 0 2228 2179 3059 3058 3359 4233 3228 2349 3399 4371 LACNIC 65 69 72 0 70 65 78 64 91 101 86 72 87 102 AFRINIC 3 4 2 0 3 2 3 1 3 4 3 3 3 4 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 34 8 9 0 15 7 5 2 5 3 11 5 8 24 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 6149 7116 8215 0 6783 6233 9236 7085 8648 12594 9606 7474 10312 12823 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 7945 7535 5283 0 7537 3686 6065 1686 2453 4219 5824 6997 5440 4195 APNIC 1717 1611 1373 0 1612 1018 1411 544 729 951 1405 1502 1266 1049 RIPE NCC 5292 4714 4420 0 5068 3144 4216 1653 2670 2904 4040 4942 3888 2879 LACNIC 91 87 63 0 83 50 76 22 30 47 64 79 66 51 AFRINIC 1 0 1 0 1 0 1 0 0 0 1 1 1 0 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 22 18 11 0 16 6 13 1 2 5 6 15 13 5 Others 1 1 1 0 1 0 1 0 0 1 0 1 1 1 Total 15069 13966 11152 0 14318 7904 11783 3906 5884 8127 11340 13537 10675 8180 Others: AS65535 o List of martians appearing throughout the week. Prefix Origin AS 10.31.1.0/24 9009 10.31.2.0/24 9009 10.31.3.0/24 9009 10.32.1.0/24 9009 10.32.2.0/24 9009 10.32.4.0/24 9009 10.44.0.0/24 9009 10.49.0.0/24 9009 172.16.2.0/27 6325 172.16.2.32/27 6325 172.16.2.80/28 6325 172.21.0.0/19 12956 172.22.0.0/18 12956 172.23.0.0/17 12956 172.24.0.0/18 12956 172.25.0.0/16 12956 172.25.87.0/24 12956 172.30.84.48/29 8968 172.31.31.0/30 6325 192.168.0.0/24 31270 192.168.32.0/24 10764 192.168.50.0/24 10764 192.168.79.0/24 10764 192.168.90.0/24 5417 192.168.91.0/24 5417 192.168.191.0/24 5417 192.168.230.0/30 32767 o List of hot-spots during the week. Prefix Origin AS Number of updates 81.213.47.0/24 9121 287215 193.47.143.0/24 35500 268459 199.181.158.0/23 4595 145533 167.172.209.0/24 3561 138852 198.68.63.0/24 7882 113924 81.212.149.0/24 9121 104773 194.27.192.0/22 15843 85820 193.164.226.0/23 15414 75315 220.247.244.0/22 9329 67655 204.201.21.0/24 20096 66774 Total number of RIS BGP peering sessions: 534