RIS Statistics Report (20080707-20080714) This report was generated at Mon Jul 14 00:15:01 UTC 2008. 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 rrc16 APNIC 65514 65018 56474 56994 62820 59170 57693 57923 57090 56055 57753 58339 57914 58174 57147 62401 ARIN 94009 92364 87480 88165 89008 89971 88696 90927 88070 89129 89273 89765 88935 89822 90937 88939 LACNIC 22307 19439 18668 19214 19117 19301 18994 19326 19353 19255 18975 18965 19474 18944 22283 19145 RIPE NCC 78133 56731 56359 60532 55897 56521 55690 54686 63450 56317 55627 55977 61832 55237 55511 55145 AfriNIC 1289 1286 1271 1289 1287 1289 1284 1287 1282 1282 1277 1280 1289 1288 1289 1273 Old 44630 42760 40949 42035 42089 42166 41996 41730 41243 41224 41241 41886 42143 42083 42033 41999 IANA 4 2 1 2 1 3 0 2 2 2 1 0 3 0 3 0 RFC1918 61 0 27 0 17 14 2 0 2 16 1 1 0 0 13 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 305947 277600 261229 268231 270236 268435 264355 265881 270492 263280 264148 266213 271590 265548 269216 268902 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 rrc16 ARIN 12676 12644 12559 12619 12644 12638 12600 12554 12570 12553 12578 12642 12633 12646 12623 12518 APNIC 3415 3403 3349 3354 3389 3380 3361 3349 3357 3342 3361 3391 3365 3388 3351 3346 RIPE NCC 11835 11802 11782 11780 11807 11786 11782 11741 11803 11781 11793 11803 11796 11776 11762 11759 LACNIC 990 984 977 987 986 985 981 981 979 976 978 986 986 986 989 975 AFRINIC 206 205 201 203 203 203 203 201 203 202 202 202 203 203 202 199 IANA 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 1 Private 64 37 24 20 34 27 22 15 22 18 23 28 25 23 22 16 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 29188 29077 28894 28965 29065 29021 28951 28843 28936 28874 28937 29054 29010 29024 28951 28815 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16 ARIN 3969 4571 4762 4997 4634 5236 5583 7724 5351 5209 4830 4499 4991 4701 5531 7810 APNIC 869 1012 1123 1221 1066 1214 1176 1589 1197 1181 1054 1067 1118 1107 1371 1758 RIPE NCC 3658 4506 4470 4761 4216 4712 4636 7125 4595 4712 4582 4498 4415 4689 5626 7028 LACNIC 321 411 417 392 385 395 412 501 405 420 403 393 398 404 402 484 AFRINIC 76 82 83 85 85 87 86 97 87 91 85 83 81 84 88 102 IANA 0 1 0 0 1 0 0 1 0 1 0 1 0 0 1 1 Private 52 29 21 16 27 20 16 12 19 15 20 25 18 19 17 14 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 8946 10613 10877 11473 10415 11665 11910 17050 11655 11630 10975 10567 11022 11005 13037 17198 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16 ARIN 8707 8073 7797 7622 8010 7402 7017 4830 7219 7344 7748 8143 7642 7945 7092 4708 APNIC 2546 2391 2226 2133 2323 2166 2185 1760 2160 2161 2307 2324 2247 2281 1980 1588 RIPE NCC 8177 7296 7312 7019 7591 7074 7146 4616 7208 7069 7211 7305 7381 7087 6136 4731 LACNIC 669 573 560 595 601 590 569 480 574 556 575 593 588 582 587 491 AFRINIC 130 123 118 118 118 116 117 104 116 111 117 119 122 119 114 97 IANA 1 0 1 1 0 1 1 0 1 0 1 0 1 1 0 0 Private 12 8 3 4 7 7 6 3 3 3 3 3 7 4 5 2 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 20242 18464 18017 17492 18650 17356 17041 11793 17281 17244 17962 18487 17988 18019 15914 11617 IANA : AS65535 Number of 4-byte ASes: 11. Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16 Leaf 24325 24499 24441 24508 24459 24528 24489 24788 24446 24478 24456 24480 24480 24482 24613 24864 Transit 4738 4462 4330 4341 4484 4387 4355 3960 4365 4281 4354 4451 4413 4427 4235 3856 Transit-only 139 123 129 123 128 116 114 101 132 117 131 129 124 124 111 96 Total 29202 29084 28900 28972 29071 29031 28958 28849 28943 28876 28941 29060 29017 29033 28959 28816 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16 Avg 5.84 6.06 5.08 5.81 5.46 5.99 5.54 5.42 5.76 5.90 5.20 5.12 6.40 5.09 6.73 4.98 Std 2.36 2.45 2.13 2.31 2.27 2.24 2.29 2.17 2.51 2.22 2.31 2.15 2.42 2.30 2.37 1.64 o List of martians appearing throughout the week. Prefix Origin AS 10.0.22.0/24 39912 10.10.12.0/24 34245 10.10.13.0/24 34245 10.20.0.0/20 39912 10.20.30.0/30 8342 10.100.100.100/30 6067 10.128.22.0/23 34245 10.193.3.0/24 34245 10.193.12.128/28 34245 10.193.14.32/27 34245 10.193.14.96/27 34245 10.193.14.192/28 34245 10.205.64.0/24 34245 10.205.252.0/24 34245 10.205.255.0/26 34245 10.216.0.0/15 34245 10.216.2.0/23 34245 10.216.4.0/23 34245 10.216.6.0/23 34245 10.216.8.0/23 34245 10.216.10.0/23 34245 10.221.3.114/32 1267 10.221.3.115/32 1267 10.221.3.122/32 1267 10.221.3.123/32 1267 10.221.3.125/32 1267 10.221.3.126/32 1267 10.221.3.129/32 1267 10.221.3.130/32 1267 10.221.3.131/32 1267 10.221.3.132/32 1267 10.221.3.141/32 1267 10.221.3.142/32 1267 10.221.3.147/32 1267 10.221.3.148/32 1267 172.22.1.0/24 16150 172.23.224.0/28 2119 172.30.254.0/24 4771 192.168.1.0/30 8196 192.168.2.0/24 34245 192.168.10.0/24 34245 192.168.107.0/24 34245 192.168.108.0/24 34245 192.168.109.0/24 34245 192.168.117.0/24 34245 192.168.118.0/24 34245 192.168.119.0/24 34245 o List of hot-spots during the week. Prefix Origin AS Number of updates 195.47.233.0/24 30850 665995 83.228.71.0/24 8866 568596 192.12.120.0/24 5691 470596 221.134.222.0/24 9583 453470 194.126.143.0/24 9051 387252 210.214.144.0/24 9583 356289 210.214.128.0/23 9583 310373 64.214.209.0/24 30560 133600 196.42.16.0/20 10396 114502 212.163.207.0/24 34293 113831 Total number of RIS BGP peering sessions: 640