RIS Statistics Report (20070910-20070917) This report was generated at Mon Sep 17 00:15:01 UTC 2007. 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 53056 50337 49866 16975 51984 36342 49681 20482 50326 43313 49216 51400 50897 50255 40620 ARIN 82895 81513 80663 15566 81676 44839 81511 16739 80724 61834 72783 81932 81585 81545 62688 LACNIC 16574 15089 15014 6335 15102 11488 15086 6446 15060 12512 14608 15089 15107 15098 13622 RIPE NCC 50339 47018 47112 21513 47858 35437 47443 21676 47287 35457 41331 47281 47051 46559 38199 AfriNIC 2742 2522 2616 1021 2644 1692 2602 1238 2615 2048 2349 2628 2622 2316 1843 Old 39012 38164 37394 8479 38396 22803 37898 9912 37393 30196 34670 38091 38059 37821 30823 IANA 49 3 3 3 3 3 3 3 3 3 4 3 49 4 3 RFC1918 200 3 15 0 6 0 180 0 0 0 4 0 2 0 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 244867 234649 232683 69892 237669 152604 234404 76496 233408 185363 214965 236424 235372 233598 187798 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 12827 12799 12733 4512 12808 8903 12761 4660 12721 11054 11617 12796 12750 12769 10332 APNIC 3050 3029 3002 1367 3032 2585 3006 1577 3010 2757 2933 3035 2999 3021 2744 RIPE NCC 10260 10214 10231 6178 10239 8404 10127 5996 10227 8610 9414 10236 10231 10205 8625 LACNIC 373 372 365 240 371 344 371 223 364 327 360 370 372 372 329 AFRINIC 69 69 69 52 69 61 69 51 69 65 64 69 69 69 62 IANA 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 Private 61 30 27 9 49 12 36 8 35 13 21 32 26 19 15 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 26642 26514 26429 12358 26569 20310 26371 12516 26427 22827 24411 26539 26448 26456 22108 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 ARIN 3958 4510 4805 1710 4431 4294 5880 1900 5040 5546 5350 5084 5640 4652 5280 APNIC 833 954 986 499 947 1035 1165 632 1061 1237 1165 968 1174 1061 1342 RIPE NCC 3144 3729 3600 2664 3511 3651 4024 2699 4013 3739 4268 4020 4043 3870 4086 LACNIC 142 160 160 113 147 168 172 95 164 160 170 165 184 160 152 AFRINIC 36 39 39 29 37 35 40 26 41 40 36 41 41 38 34 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 39 17 16 5 35 5 24 4 24 6 9 19 13 8 8 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 8152 9409 9606 5020 9108 9188 11305 5356 10343 10728 10998 10297 11095 9789 10902 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 ARIN 8869 8289 7928 2802 8377 4609 6881 2760 7681 5508 6267 7712 7110 8117 5052 APNIC 2217 2075 2016 868 2085 1550 1841 945 1949 1520 1768 2067 1825 1960 1402 RIPE NCC 7116 6485 6631 3514 6728 4753 6103 3297 6214 4871 5146 6216 6188 6335 4539 LACNIC 231 212 205 127 224 176 199 128 200 167 190 205 188 212 177 AFRINIC 33 30 30 23 32 26 29 25 28 25 28 28 28 31 28 IANA 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 Private 22 13 11 4 14 7 12 4 11 7 12 13 13 11 7 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 18490 17105 16823 7338 17461 11122 15066 7160 16084 12099 13413 16242 15353 16667 11206 IANA : AS65535 Number of 4-byte ASes: 12. Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 Leaf 22133 22211 22163 9415 22218 16579 22158 9545 22240 18990 20439 22280 22285 22195 18412 Transit 4369 4172 4128 1986 4219 3305 4078 2117 4054 3499 3712 4129 4036 4124 3354 Transit-only 147 137 141 960 138 432 141 858 136 340 264 136 132 143 346 Total 26649 26520 26432 12361 26575 20316 26377 12520 26430 22829 24415 26545 26453 26462 22112 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 Avg 6.32 6.35 6.04 6.48 6.18 6.32 6.23 6.14 6.16 6.37 6.04 6.25 6.87 5.84 7.14 Std 2.68 2.57 2.74 2.74 2.75 2.64 2.75 2.51 2.66 2.71 2.72 2.76 2.67 2.61 2.66 o List of martians appearing throughout the week. Prefix Origin AS 10.11.12.0/24 34245 10.11.13.0/24 34245 10.190.0.69/32 3741 10.190.15.1/32 3741 10.193.3.0/24 34245 10.193.14.64/27 34245 10.216.0.0/23 34245 10.216.2.0/23 34245 10.216.8.0/23 34245 10.250.110.0/28 12389 10.250.110.16/28 12389 172.16.1.4/30 8447 172.16.2.71/32 8447 172.16.2.72/32 8447 172.16.19.21/32 6295 172.16.19.22/32 6295 172.16.90.112/30 8447 172.16.92.16/30 8447 172.16.92.76/30 8447 172.16.92.96/29 8447 172.16.92.220/30 8447 172.16.92.224/30 8447 172.16.92.248/30 8447 172.16.96.64/30 8447 172.17.56.4/30 8447 172.17.56.80/30 8447 172.17.56.88/30 8447 172.17.56.92/30 8447 172.17.56.128/30 8447 172.17.56.136/30 8447 172.17.56.152/30 8447 172.17.56.164/30 8447 172.17.56.176/30 8447 172.17.56.180/30 8447 172.17.56.232/30 8447 172.17.56.240/30 8447 172.17.57.8/30 8447 172.17.57.28/30 8447 172.17.57.40/30 8447 172.17.57.80/30 8447 172.17.57.96/30 8447 172.17.57.164/30 8447 172.17.57.172/30 8447 172.17.58.0/30 8447 172.17.58.40/30 8447 172.17.58.44/30 8447 172.17.58.56/30 8447 172.17.58.128/30 8447 172.17.58.224/30 8447 172.17.58.232/30 8447 172.17.58.244/30 8447 172.17.58.248/30 8447 172.17.64.20/30 8447 172.17.64.72/30 8447 172.17.64.96/30 8447 172.17.64.100/30 8447 172.17.64.208/30 8447 172.17.65.24/30 8447 172.17.65.220/30 8447 172.17.65.244/30 8447 172.17.66.56/30 8447 172.17.66.64/32 8447 172.17.66.136/30 8447 172.17.66.200/30 8447 172.17.67.24/30 8447 172.17.67.28/30 8447 172.17.67.36/30 8447 172.17.67.40/30 8447 172.17.67.96/30 8447 172.17.67.192/30 8447 172.17.67.196/30 8447 172.17.67.208/30 8447 172.17.69.56/30 8447 172.17.69.84/30 8447 172.17.69.220/30 8447 172.17.70.20/30 8447 172.17.70.44/30 8447 172.17.90.72/30 8447 172.17.90.116/30 8447 172.17.90.160/30 8447 172.17.90.176/30 8447 172.17.90.212/30 8447 172.17.92.0/30 8447 172.17.92.20/30 8447 172.17.92.36/30 8447 172.17.92.48/30 8447 172.17.92.136/30 8447 172.17.92.144/30 8447 172.17.92.228/30 8447 172.19.90.200/29 8447 172.19.92.0/28 8447 172.19.92.16/28 8447 172.19.92.32/28 8447 172.19.92.48/28 8447 172.19.92.128/26 8447 172.19.92.192/29 8447 172.19.92.200/29 8447 172.20.4.0/25 8447 172.20.16.9/32 8447 172.20.25.128/25 8447 172.20.122.0/25 8447 172.20.154.128/25 8447 172.20.166.0/25 8447 172.20.190.0/25 8447 172.20.250.0/25 8447 172.21.56.128/25 8447 172.21.59.0/25 8447 172.21.62.0/25 8447 172.21.65.128/25 8447 172.21.67.0/25 8447 172.21.67.128/25 8447 172.21.68.128/25 8447 172.21.69.0/25 8447 172.21.71.128/25 8447 172.21.72.0/25 8447 172.21.72.128/25 8447 172.21.73.128/25 8447 172.21.74.0/25 8447 172.21.75.0/25 8447 172.21.76.128/25 8447 172.21.78.128/25 8447 172.21.79.128/25 8447 172.21.82.128/25 8447 172.21.84.0/25 8447 172.21.87.128/25 8447 172.21.89.128/25 8447 172.21.92.0/25 8447 172.21.94.0/25 8447 172.21.96.0/25 8447 172.21.100.128/25 8447 172.21.126.128/25 8447 172.21.134.128/25 8447 172.21.151.0/25 8447 172.21.202.0/25 8447 172.21.220.0/25 8447 172.22.6.128/25 8447 172.22.98.128/25 8447 172.22.204.0/25 8447 172.22.205.0/25 8447 172.22.214.128/25 8447 172.22.215.0/25 8447 172.22.224.0/25 8447 172.22.228.0/25 8447 172.22.229.0/25 8447 172.22.232.128/25 8447 172.22.234.0/25 8447 172.22.242.0/25 8447 172.22.246.128/25 8447 172.23.43.0/25 8447 172.23.137.128/25 8447 172.23.139.0/25 8447 172.23.231.0/25 8447 172.24.237.128/25 8447 172.25.36.128/25 8447 172.25.45.128/25 8447 172.25.62.0/25 8447 172.25.84.128/25 8447 172.25.92.0/25 8447 172.25.127.128/25 8447 172.28.67.3/32 8447 172.28.67.53/32 8447 172.28.67.75/32 8447 172.28.67.76/32 8447 172.28.67.77/32 8447 172.28.67.166/32 8447 172.28.67.167/32 8447 172.28.67.199/32 8447 172.28.67.200/32 8447 172.28.67.201/32 8447 172.28.67.202/32 8447 172.28.67.203/32 8447 172.28.67.204/32 8447 172.28.67.205/32 8447 172.28.67.206/32 8447 172.28.67.208/32 8447 172.28.67.209/32 8447 172.28.67.210/32 8447 172.28.67.211/32 8447 172.28.67.213/32 8447 172.28.67.215/32 8447 172.28.67.216/32 8447 172.28.67.217/32 8447 172.28.67.218/32 8447 172.28.67.219/32 8447 172.28.67.220/32 8447 172.28.70.50/32 8447 172.28.70.53/32 8447 172.28.70.61/32 8447 192.0.2.0/24 2854 192.168.0.2/32 3741 192.168.2.0/24 34245 192.168.10.0/24 34245 192.168.87.96/28 8447 192.168.87.112/28 8447 192.168.92.242/32 8447 192.168.100.0/24 7908 192.168.107.0/24 34245 192.168.109.0/24 34245 192.168.112.0/24 8447 192.168.117.0/24 34245 o List of hot-spots during the week. Prefix Origin AS Number of updates 202.169.174.0/23 9264 4385243 203.34.88.0/24 18117 2768034 194.48.203.0/24 8447 2618309 209.163.125.0/24 14390 1258811 210.18.10.0/24 9583 632695 202.56.250.0/24 9498 411551 221.135.22.0/24 9583 376554 221.135.80.0/24 9583 333240 221.135.113.0/24 9583 305916 203.101.87.0/24 9498 287736 Total number of RIS BGP peering sessions: 590