RIS Statistics Report (20061113-20061120) This report was generated at Mon Nov 20 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 44964 44493 43836 2 44154 42070 42427 20392 10470 40202 42440 42948 43288 29490 42509 ARIN 77321 76634 76014 252 76528 72814 75781 49582 27937 71385 74931 76024 75537 64907 75311 LACNIC 13888 11785 11684 1141 11741 11556 11445 8809 6667 11291 11375 11727 11420 11283 12975 RIPE NCC 45364 40769 41576 950 43220 36041 41269 27115 26926 38246 39713 40607 40596 31867 39902 AfriNIC 182 180 180 68 180 181 180 161 157 179 180 182 180 179 180 Old 40296 38296 36633 493 38028 36185 36790 24907 22236 34189 36073 37723 37067 36179 36138 IANA 8 7 8 0 7 3 7 2 2 2 8 8 7 3 7 RFC1918 62 1 1 0 22 0 1 0 29 11 1 0 0 0 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 222085 212165 209932 2906 213880 198850 207900 130968 94424 195505 204721 209219 208095 173908 207022 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 12167 12147 12058 121 12116 11765 12068 9325 7802 11773 12026 12137 12097 11477 11981 APNIC 2770 2757 2747 1 2753 2717 2699 1643 1211 2587 2733 2753 2724 2435 2718 RIPE NCC 8891 8838 8864 208 8870 8306 8822 6826 7221 8675 8815 8857 8855 8017 8806 LACNIC 273 273 266 11 268 269 270 219 200 266 264 270 270 267 242 AFRINIC 27 27 27 2 27 27 27 23 24 25 27 27 27 25 27 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 108 40 27 0 48 22 26 4 12 8 24 27 24 56 22 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 24236 24082 23989 343 24082 23106 23912 18040 16470 23334 23889 24071 23997 22277 23796 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 ARIN 3640 4190 4125 77 4306 5238 5724 6420 4959 6617 5386 4444 4554 6214 4989 APNIC 733 838 902 1 861 1068 1080 959 706 1379 1065 884 953 1248 1054 RIPE NCC 2581 3000 2893 156 2973 3502 3523 4602 4058 4902 3973 3160 3291 4618 3732 LACNIC 109 123 122 8 117 143 139 145 134 164 136 121 124 168 109 AFRINIC 17 17 18 2 18 18 19 15 16 16 18 18 18 16 18 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 79 20 13 0 23 10 12 1 6 5 12 12 11 51 11 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 7159 8188 8073 244 8298 9979 10497 12142 9879 13083 10590 8639 8951 12315 9913 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 ARIN 8527 7957 7933 44 7810 6527 6344 2905 2843 5156 6640 7693 7543 5263 6992 APNIC 2037 1919 1845 0 1892 1649 1619 684 505 1208 1668 1869 1771 1187 1664 RIPE NCC 6310 5838 5971 52 5897 4804 5299 2224 3163 3773 4842 5697 5564 3399 5074 LACNIC 164 150 144 3 151 126 131 74 66 102 128 149 146 99 133 AFRINIC 10 10 9 0 9 9 8 8 8 9 9 9 9 9 9 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 29 20 14 0 25 12 14 3 6 3 12 15 13 5 11 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 17077 15894 15916 99 15784 13127 13415 5898 6591 10251 13299 15432 15046 9962 13883 Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 Leaf 20153 20193 20105 261 20177 19472 20166 15296 13637 19989 20208 20201 20230 19003 20208 Transit 3947 3760 3752 43 3778 3464 3617 2380 2346 3224 3559 3743 3649 3020 3480 Transit-only 136 129 132 39 127 170 129 364 487 121 122 127 118 254 108 Total 24236 24082 23989 343 24082 23106 23912 18040 16470 23334 23889 24071 23997 22277 23796 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 Avg 6.26 6.53 5.67 4.16 6.09 6.07 6.09 4.88 5.40 5.01 6.02 6.15 7.26 4.61 6.38 Std 2.60 2.56 2.48 3.28 2.65 2.57 2.64 1.81 2.25 1.85 2.67 2.70 2.58 1.91 2.31 o List of martians appearing throughout the week. Prefix Origin AS 10.6.6.0/24 12721 10.16.42.10/32 12721 10.31.208.0/30 12721 10.31.208.4/30 12721 10.31.208.16/30 12721 10.31.208.64/30 12721 10.31.208.100/30 12721 10.31.208.104/30 12721 10.31.209.16/30 12721 10.31.209.20/30 12721 10.245.1.180/30 8642 10.249.168.0/25 8642 10.249.168.128/25 8642 10.249.169.0/25 8642 10.249.169.128/25 8642 10.249.170.0/25 8642 10.249.170.128/25 8642 10.249.171.0/25 8642 10.249.171.128/25 8642 10.249.172.0/25 8642 10.249.172.128/25 8642 10.249.173.0/25 8642 10.249.173.128/25 8642 10.249.174.0/25 8642 10.249.174.128/25 8642 10.249.175.0/25 8642 10.249.175.128/25 8642 10.250.0.252/32 12721 172.20.1.100/30 2119 172.24.1.64/30 2119 172.24.14.156/30 2119 172.24.16.112/30 2119 172.24.21.76/30 2119 172.24.41.116/30 2119 172.24.42.116/30 2119 172.24.53.188/30 2119 172.24.71.80/30 2119 172.24.71.124/30 2119 172.24.73.28/30 2119 172.24.75.144/30 2119 172.24.85.148/30 2119 172.24.86.96/30 2119 172.24.89.88/30 2119 172.24.90.156/30 2119 172.24.92.68/30 2119 172.26.169.0/30 2119 172.26.169.104/30 2119 172.26.169.144/30 2119 172.26.170.148/30 2119 172.26.170.160/30 2119 172.26.171.28/30 2119 172.26.172.104/30 2119 172.26.173.88/30 2119 172.26.173.180/30 2119 172.26.179.80/30 2119 172.26.182.176/30 2119 172.26.214.36/30 2119 192.0.2.0/24 2854 192.168.90.0/24 5417 192.168.91.0/24 5417 192.168.100.0/24 23342 192.168.191.0/24 5417 o List of hot-spots during the week. Prefix Origin AS Number of updates 64.201.12.0/24 33188 481070 12.170.126.0/24 33188 480801 62.24.238.0/24 13285 443172 192.96.13.0/24 16637 186038 192.96.14.0/24 16637 186027 194.42.208.0/20 705 147269 82.214.112.0/20 25467 93591 193.242.111.0/24 2128 91354 194.242.47.0/24 20585 89636 203.199.128.0/19 4755 87749 Total number of RIS BGP peering sessions: 595