RIS Statistics Report (20070820-20070827) This report was generated at Mon Aug 27 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 54019 52745 51426 9568 52583 50630 43813 21546 51270 40555 51464 52309 51456 51805 50252 ARIN 82134 81058 79984 12172 80799 80402 57553 16557 80203 49541 80294 81560 80855 80904 74012 LACNIC 16441 14636 14570 5372 14615 14654 11498 6586 14588 11950 14572 14604 14612 14659 15365 RIPE NCC 50953 46866 47112 9577 47925 46396 42762 21769 46950 36505 45756 47716 47198 45902 41040 AfriNIC 668 662 667 211 667 667 660 469 667 641 667 667 667 667 662 Old 41871 40514 39893 6179 40695 39826 28786 10180 39476 22397 39403 40568 40115 39824 36622 IANA 1635 1587 1586 274 1587 1574 1405 852 1574 1344 1587 1621 1615 1574 1459 RFC1918 204 4 29 7 11 3 175 0 3 3 3 3 1 0 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 247925 238072 235267 43360 238882 234152 186652 77959 234731 162936 233746 239048 236519 235335 219412 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 12787 12769 12693 3310 12693 12695 9819 4626 12671 8717 12688 12759 12705 12745 11796 APNIC 3040 3030 3002 878 3007 3001 2779 1622 3002 2623 2998 3028 2990 3017 2954 RIPE NCC 10175 10134 10143 3199 10071 10115 9409 5990 10141 8756 10119 10155 10149 10122 9495 LACNIC 363 361 354 149 357 358 333 224 352 328 354 360 360 360 354 AFRINIC 66 66 66 25 65 66 65 51 66 62 66 66 66 66 63 IANA 2 2 2 2 2 1 2 1 2 1 2 2 2 1 1 Private 64 42 40 3 42 18 35 12 31 14 23 48 31 22 19 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 26498 26404 26301 7566 26238 26254 22442 12526 26265 20501 26251 26419 26303 26334 24682 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 ARIN 3995 4412 4475 2483 5106 6302 4443 1781 5542 4598 4974 4625 5177 4574 5761 APNIC 783 898 956 615 1034 1221 1167 657 1053 1250 1056 919 1114 989 1316 RIPE NCC 3025 3526 3482 2211 3829 4539 3744 2615 3813 3922 3857 3414 3735 3810 4466 LACNIC 138 157 154 108 159 181 159 116 169 174 166 157 180 153 174 AFRINIC 33 38 36 23 37 41 37 29 40 37 38 35 39 36 35 IANA 1 1 1 2 1 1 1 1 1 1 1 1 1 1 1 Private 44 30 30 2 33 9 27 7 21 9 15 37 22 16 10 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 8019 9062 9134 5444 10200 12294 9578 5206 10639 9991 10108 9189 10268 9580 11763 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 ARIN 8792 8357 8218 827 7587 6393 5376 2845 7129 4119 7714 8134 7528 8171 6035 APNIC 2257 2132 2046 263 1973 1780 1612 965 1949 1373 1942 2109 1876 2028 1638 RIPE NCC 7150 6608 6661 988 6242 5576 5665 3375 6328 4834 6262 6741 6414 6312 5029 LACNIC 225 204 200 41 198 177 174 108 183 154 188 203 180 207 180 AFRINIC 33 28 30 2 28 25 28 22 26 25 28 31 27 30 28 IANA 1 1 1 0 1 0 1 0 1 0 1 1 1 0 0 Private 20 12 10 1 9 9 8 5 10 5 8 11 9 6 9 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 18479 17342 17167 2122 16038 13960 12864 7320 15626 10510 16143 17230 16035 16754 12919 IANA : AS64501 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 Leaf 22020 22104 22047 5881 22034 22186 18402 9519 22120 16830 22098 22123 22167 22087 20802 Transit 4339 4167 4118 668 4072 3955 3756 2105 4001 3262 4021 4163 4013 4117 3702 Transit-only 154 142 143 1019 142 122 293 907 151 416 142 143 128 140 183 Total 26513 26413 26308 7568 26248 26263 22451 12531 26272 20508 26261 26429 26308 26344 24687 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 Avg 6.26 6.15 5.90 5.07 6.30 6.17 6.25 6.11 6.53 6.45 5.71 5.97 6.80 5.74 6.98 Std 2.61 2.54 2.58 2.09 2.65 2.42 2.66 2.51 2.86 2.62 2.67 2.61 2.49 2.67 2.54 o List of martians appearing throughout the week. Prefix Origin AS 10.0.0.1/32 2914 10.1.2.0/24 6837 10.1.3.0/24 6837 10.11.12.0/24 34245 10.11.13.0/24 34245 10.20.52.4/30 6837 10.69.42.0/24 5410 10.69.43.0/24 5410 10.69.191.0/24 5410 10.69.192.0/24 5410 10.150.10.0/24 6656 10.193.3.0/24 34245 10.193.12.128/28 34245 10.193.14.32/27 34245 10.193.14.64/27 34245 10.193.14.96/27 34245 10.216.0.0/23 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 172.16.1.4/30 8447 172.16.2.2/32 8447 172.16.90.0/30 8447 172.16.90.20/30 8447 172.16.90.24/30 8447 172.16.90.28/30 8447 172.16.90.72/30 8447 172.16.90.100/30 8447 172.16.90.104/30 8447 172.16.90.112/30 8447 172.16.90.124/30 8447 172.16.90.132/30 8447 172.16.90.136/30 8447 172.16.90.140/30 8447 172.16.90.144/30 8447 172.16.90.156/30 8447 172.16.90.168/30 8447 172.16.90.224/30 8447 172.16.90.252/30 8447 172.17.64.20/30 8447 172.17.64.24/30 8447 172.17.64.72/30 8447 172.17.64.96/30 8447 172.17.64.100/30 8447 172.17.64.184/30 8447 172.17.64.208/30 8447 172.17.64.252/30 8447 172.17.65.20/30 8447 172.17.65.24/30 8447 172.17.65.44/30 8447 172.17.65.128/30 8447 172.17.65.220/30 8447 172.17.65.232/30 8447 172.17.65.244/30 8447 172.17.66.4/30 8447 172.17.66.56/30 8447 172.17.66.64/32 8447 172.17.66.92/30 8447 172.17.66.96/30 8447 172.17.66.136/30 8447 172.17.66.200/30 8447 172.17.66.220/30 8447 172.17.66.224/30 8447 172.17.66.228/30 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 172.17.69.16/30 8447 172.17.69.56/30 8447 172.17.69.84/30 8447 172.17.69.180/30 8447 172.17.69.220/30 8447 172.17.70.20/30 8447 172.17.70.36/30 8447 172.17.70.44/30 8447 172.17.90.12/30 8447 172.17.90.64/30 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 172.18.30.160/28 8447 172.18.82.96/29 8447 172.18.82.104/29 8447 172.19.90.0/28 8447 172.19.90.16/28 8447 172.19.90.32/28 8447 172.19.90.48/28 8447 172.19.90.64/28 8447 172.19.90.80/28 8447 172.19.90.128/27 8447 172.19.90.192/29 8447 172.19.90.200/29 8447 172.20.16.5/32 8447 172.20.63.0/25 8447 172.20.158.128/25 8447 172.20.236.128/25 8447 172.21.1.128/25 8447 172.21.2.0/25 8447 172.21.6.128/25 8447 172.21.9.128/25 8447 172.21.10.0/25 8447 172.21.11.128/25 8447 172.21.17.0/25 8447 172.21.19.128/25 8447 172.21.21.128/25 8447 172.21.25.0/25 8447 172.21.27.0/25 8447 172.21.114.0/25 8447 172.21.117.0/25 8447 172.21.125.128/25 8447 172.21.128.0/25 8447 172.21.130.128/25 8447 172.21.199.128/25 8447 172.22.12.0/25 8447 172.22.23.128/25 8447 172.22.41.0/25 8447 172.22.43.0/25 8447 172.22.50.128/25 8447 172.22.51.0/25 8447 172.22.59.0/25 8447 172.22.62.128/25 8447 172.22.67.128/25 8447 172.22.72.0/25 8447 172.22.76.128/25 8447 172.22.80.128/25 8447 172.22.81.0/25 8447 172.22.81.128/25 8447 172.22.84.128/25 8447 172.22.108.128/25 8447 172.22.222.0/25 8447 172.23.32.128/25 8447 172.23.56.128/25 8447 172.23.83.128/25 8447 172.23.142.0/25 8447 172.23.169.0/25 8447 172.24.99.0/25 8447 172.25.28.0/25 8447 172.28.70.4/32 8447 172.28.70.53/32 8447 172.28.70.55/32 8447 172.28.70.99/32 8447 172.28.70.100/32 8447 172.28.70.101/32 8447 172.28.70.122/32 8447 172.28.70.123/32 8447 172.28.70.124/32 8447 172.28.70.125/32 8447 172.28.70.126/32 8447 172.28.70.127/32 8447 172.28.70.128/32 8447 172.28.70.129/32 8447 172.28.70.130/32 8447 172.28.70.131/32 8447 172.28.70.132/32 8447 172.28.70.133/32 8447 172.28.70.134/32 8447 172.28.70.135/32 8447 172.28.70.136/32 8447 172.28.70.137/32 8447 172.28.70.138/32 8447 172.28.70.139/32 8447 172.28.70.140/32 8447 172.28.70.141/32 8447 172.28.70.142/32 8447 172.28.70.143/32 8447 172.28.70.156/32 8447 172.28.70.157/32 8447 172.28.70.158/32 8447 172.28.70.159/32 8447 172.28.70.200/32 8447 172.28.70.201/32 8447 172.28.70.202/32 8447 172.28.70.203/32 8447 172.28.70.204/32 8447 172.28.70.205/32 8447 172.28.70.206/32 8447 172.28.70.229/32 8447 172.28.70.230/32 8447 172.28.70.231/32 8447 172.28.70.232/32 8447 172.28.70.233/32 8447 172.28.70.234/32 8447 192.0.2.0/24 2854 192.168.2.0/24 34245 192.168.10.0/24 34245 192.168.15.0/24 65000 192.168.81.0/27 8447 192.168.81.32/27 8447 192.168.90.12/30 8447 192.168.107.0/24 34245 192.168.108.0/24 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 203.34.88.0/24 18117 2958318 209.163.125.0/24 14390 1150295 62.24.238.0/24 13285 555019 221.135.113.0/24 9583 447560 221.135.22.0/24 9583 413568 192.96.13.0/24 16637 365191 192.96.14.0/24 16637 358524 193.242.111.0/24 2128 315227 194.88.240.0/23 2128 315036 12.106.30.0/24 22072 286487 Total number of RIS BGP peering sessions: 583