RIS Statistics Report (20051219-20051226) This report was generated at Mon Dec 26 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 34297 34024 32941 0 33620 33003 32828 15558 22021 25045 32906 32938 29606 32961 ARIN 65877 64565 64881 84 65411 64360 61288 13361 44542 36061 63815 64767 49908 64319 LACNIC 9974 9965 9909 689 9937 9965 9672 4208 7202 6414 9908 9911 8556 8383 RIPE NCC 32059 28132 30204 352 29512 28062 27221 12234 15832 21516 28203 29732 25415 27497 OLD 37553 34843 36022 227 35864 34435 34155 9067 25140 19014 33824 35014 28668 34439 IANA 10217 9864 9883 44 10063 9822 9566 3764 7176 6351 9878 10021 8034 9619 RFC1918 41 11 9 0 21 0 0 0 17 0 0 3 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 190018 181404 183849 1396 184428 179647 174730 58192 121930 114401 178534 182386 150187 177218 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 11403 11353 11302 111 11352 11348 10760 3866 8555 7810 11257 11299 10601 11320 APNIC 2423 2397 2398 0 2417 2402 2395 1377 1854 2087 2393 2398 2319 2405 RIPE NCC 7547 7497 7523 150 7533 7505 7239 4265 5363 6414 7505 7529 7072 7485 LACNIC 172 171 168 18 169 170 164 97 142 133 165 167 155 170 AFRINIC 6 6 6 0 6 6 6 5 5 6 6 6 6 6 IANA 1 0 0 0 0 0 0 0 1 0 0 0 0 0 Private 60 27 22 2 30 18 22 9 12 7 18 24 18 31 Others 1 1 1 0 1 0 1 1 1 1 1 1 1 1 Total 21613 21452 21420 281 21508 21449 20587 9620 15933 16458 21345 21424 20172 21418 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 3533 4833 4501 75 3910 5221 4866 2566 5545 5161 6731 4370 5511 7308 APNIC 703 884 868 0 812 1061 950 836 1049 1263 1077 874 1026 1116 RIPE NCC 2203 3135 2725 110 2450 3320 3170 2689 2997 3808 3913 2654 2972 4600 LACNIC 71 88 79 17 77 92 87 65 92 93 98 79 83 108 AFRINIC 3 3 3 0 3 3 3 2 2 3 3 3 3 3 IANA 1 0 0 0 0 0 0 0 1 0 0 0 0 0 Private 41 10 7 1 14 6 6 2 3 3 4 9 3 24 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 6555 8953 8183 203 7266 9703 9082 6160 9689 10331 11826 7989 9598 13159 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 7870 6520 6801 36 7442 6127 5894 1300 3010 2649 4526 6929 5090 4012 APNIC 1720 1513 1530 0 1605 1341 1445 541 805 824 1316 1524 1293 1289 RIPE NCC 5344 4362 4798 40 5083 4185 4069 1576 2366 2606 3592 4875 4100 2885 LACNIC 101 83 89 1 92 78 77 32 50 40 67 88 72 62 AFRINIC 3 3 3 0 3 3 3 3 3 3 3 3 3 3 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 19 17 15 1 16 12 16 7 9 4 14 15 15 7 Others 1 1 1 0 1 0 1 1 1 1 1 1 1 1 Total 15058 12499 13237 78 14242 11746 11505 3460 6244 6127 9519 13435 10574 8259 IANA : AS65535 Others: AS65535 Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 Leaf 17950 18128 18007 209 17978 18156 17273 7574 13333 13822 18146 17994 17006 18388 Transit 3533 3207 3292 47 3408 3190 3157 1427 2197 2361 3085 3306 2949 2939 Transit-only 130 117 121 25 122 103 157 619 403 275 114 124 217 91 Total 21613 21452 21420 281 21508 21449 20587 9620 15933 16458 21345 21424 20172 21418 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 Avg 6.31 6.28 5.89 4.25 6.12 5.85 6.10 5.24 5.34 5.26 6.31 6.12 7.90 4.79 Std 2.73 2.55 2.62 2.97 2.64 2.66 2.70 1.98 2.18 2.19 2.86 2.74 2.78 1.88 o List of martians appearing throughout the week. Prefix Origin AS 10.0.0.0/8 16215 10.0.10.8/30 16186 10.0.50.8/30 16186 10.16.0.244/30 8342 10.101.39.12/30 12390 10.101.39.16/30 12390 10.101.39.18/32 12390 10.101.39.20/30 12390 10.103.1.4/30 8342 10.245.0.232/30 8642 10.250.208.0/25 8642 10.250.208.128/25 8642 10.250.209.0/25 8642 10.250.209.128/25 8642 10.250.210.0/25 8642 10.250.210.128/25 8642 10.250.211.0/25 8642 10.250.211.128/25 8642 10.250.212.0/25 8642 10.250.212.128/25 8642 10.250.213.0/25 8642 10.250.213.128/25 8642 10.250.214.0/25 8642 10.250.214.128/25 8642 10.250.215.0/25 8642 10.250.215.128/25 8642 172.16.0.0/30 8342 172.16.2.0/27 6325 172.16.2.32/27 6325 172.16.2.80/28 6325 172.16.23.0/30 12819 172.31.1.0/30 8342 172.31.31.0/30 6325 192.0.2.0/24 16215 192.168.0.0/16 16215 192.168.90.0/24 5417 192.168.91.0/24 5417 192.168.191.0/24 5417 192.168.230.0/30 12819 o List of hot-spots during the week. Prefix Origin AS Number of updates 207.168.184.0/24 32832 605677 211.76.98.0/24 17709 431500 81.213.47.0/24 9121 391348 12.34.129.0/24 26885 284186 63.144.47.0/24 26885 284102 195.234.54.0/23 35726 280056 67.151.119.0/24 33486 272161 81.212.141.0/24 9121 126702 204.201.21.0/24 20096 126174 199.181.158.0/23 4595 114385 Total number of RIS BGP peering sessions: 544