RIS Statistics Report (20061127-20061204) This report was generated at Mon Dec 4 00:15:01 UTC 2006. 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 rrc15 APNIC 44703 43988 44070 2 44247 42994 36681 19164 23308 41783 38830 43797 43566 12416 26843 ARIN 76926 76490 75949 299 76362 75359 69149 19839 55095 74786 53341 76229 75384 43220 40659 LACNIC 12534 11592 11505 1261 11540 11587 10655 5514 6553 11398 10356 11526 11535 11406 7430 RIPE NCC 43543 40638 41144 1150 41670 40096 36756 21927 36221 39688 36950 41268 40783 32028 30717 AfriNIC 196 196 196 69 196 196 186 150 196 196 192 196 196 196 171 Old 38887 38309 36919 570 37412 37385 33506 12145 36215 36029 30300 37450 37233 36340 19523 IANA 6 6 5 0 5 6 5 1 5 4 4 6 5 5 4 RFC1918 12 4 2 0 10 0 3 0 2 2 2 0 1 0 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 216807 211223 209790 3351 211442 207623 186941 78740 157595 203886 169975 210472 208703 135611 125347 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 rrc15 ARIN 12179 12135 12084 177 12129 12121 11477 4995 10750 12017 10170 12148 12111 9978 8329 APNIC 2770 2750 2748 1 2760 2743 2383 1478 1992 2714 2628 2759 2728 1578 2016 RIPE NCC 8959 8905 8933 296 8934 8886 8266 5927 8510 8860 8391 8925 8918 8106 7505 LACNIC 274 272 267 33 269 273 261 145 204 263 244 270 269 263 195 AFRINIC 29 29 29 2 29 29 29 26 29 29 27 29 29 29 27 IANA 4 4 4 0 4 4 4 3 4 3 4 4 4 4 4 Private 101 37 42 1 45 25 25 11 16 14 20 33 24 53 15 Others 1 1 1 0 1 1 1 0 0 0 1 1 1 0 0 Total 24317 24133 24108 510 24171 24082 22446 12585 21505 23900 21485 24169 24084 20011 18091 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 ARIN 3723 4503 4443 99 4294 5945 5226 3272 6047 5955 5266 4636 4713 6131 4164 APNIC 744 914 923 1 888 1074 948 844 1167 1281 1075 906 949 883 814 RIPE NCC 2593 3140 2975 240 2905 3865 3207 3846 4265 4287 3621 3146 3168 4673 3399 LACNIC 106 119 116 27 112 141 133 94 130 160 124 120 124 177 89 AFRINIC 17 17 18 1 18 18 18 18 19 19 16 18 18 19 17 IANA 4 4 4 0 4 4 4 3 4 3 4 4 4 4 4 Private 75 15 22 1 25 13 13 6 9 8 9 23 13 48 7 Others 1 1 1 0 1 1 1 0 0 0 1 1 1 0 0 Total 7263 8713 8502 369 8247 11061 9550 8083 11641 11713 10116 8854 8990 11935 8494 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 ARIN 8456 7632 7641 78 7835 6176 6251 1723 4703 6062 4904 7512 7398 3847 4165 APNIC 2026 1836 1825 0 1872 1669 1435 634 825 1433 1553 1853 1779 695 1202 RIPE NCC 6366 5765 5958 56 6029 5021 5059 2081 4245 4573 4770 5779 5750 3433 4106 LACNIC 168 153 151 6 157 132 128 51 74 103 120 150 145 86 106 AFRINIC 12 12 11 1 11 11 11 8 10 10 11 11 11 10 10 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 26 22 20 0 20 12 12 5 7 6 11 10 11 5 8 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 17054 15420 15606 141 15924 13021 12896 4502 9864 12187 11369 15315 15094 8076 9597 IANA : AS41985 AS41989 AS41991 AS42006 Others: AS65535 Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 Leaf 20207 20223 20187 394 20223 20335 18720 10110 18246 20431 17919 20253 20246 16907 14877 Transit 3959 3768 3778 73 3813 3624 3485 1887 3032 3364 3341 3790 3715 2803 2750 Transit-only 151 142 143 43 135 123 241 588 227 105 225 126 123 301 464 Total 24317 24133 24108 510 24171 24082 22446 12585 21505 23900 21485 24169 24084 20011 18091 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 Avg 6.38 6.65 6.12 4.11 6.11 6.33 6.20 5.19 5.39 4.96 6.27 6.27 7.09 4.72 6.78 Std 2.68 2.69 2.68 2.75 2.65 2.64 2.67 2.01 2.14 1.78 2.75 2.81 2.67 1.92 2.58 o List of martians appearing throughout the week. Prefix Origin AS 10.1.1.0/30 8928 10.25.1.0/24 8928 10.28.100.0/24 12306 10.157.0.0/16 32767 172.26.202.232/32 8434 192.0.2.0/24 2854 192.168.1.0/24 32767 192.168.28.100/32 12306 192.168.29.0/24 12306 192.168.90.0/24 5417 192.168.91.0/24 5417 192.168.191.0/24 5417 o List of hot-spots during the week. Prefix Origin AS Number of updates 12.170.126.0/24 33188 565736 64.201.12.0/24 33188 562304 62.24.238.0/24 13285 531461 203.177.144.0/23 4775 311722 193.28.238.0/24 30825 258175 194.42.208.0/20 705 237169 192.96.13.0/24 16637 234560 192.96.14.0/24 16637 234467 204.126.167.0/24 1239 142351 217.194.208.0/20 33968 138733 Total number of RIS BGP peering sessions: 598