RIS Statistics Report (20070618-20070625) This report was generated at Mon Jun 25 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 51080 49846 25955 6485 49699 47649 46058 19609 49219 47685 49261 48932 48653 46427 47735 ARIN 90159 79787 26992 10303 80824 75446 69617 19874 80099 75275 80039 88185 80416 79846 79184 LACNIC 16383 14298 3113 4349 14764 14696 14089 9120 14749 14711 14638 14593 14727 14668 16250 RIPE NCC 60724 47010 30046 7215 47793 43515 55554 24560 48042 41864 46071 46916 45977 45113 44757 AfriNIC 447 439 185 166 445 437 411 279 446 438 446 443 445 446 444 Old 41765 40827 14491 5279 39969 37851 37051 11993 39013 36755 38869 39631 39392 38923 39148 IANA 952 888 278 347 887 875 863 271 902 873 889 921 874 848 872 RFC1918 34 0 0 0 0 0 5 0 0 0 0 0 29 0 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 261544 233095 101060 34144 234381 220469 223648 85706 232470 217601 230213 239621 230513 226271 228390 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 12675 12645 6633 2899 12645 11866 12023 4959 12557 11800 12564 12613 12586 12542 12555 APNIC 2981 2972 2177 740 2966 2937 2916 1680 2945 2923 2946 2961 2930 2887 2920 RIPE NCC 9907 9878 7944 2578 9882 9545 9602 6596 9878 9290 9859 9869 9865 9842 9821 LACNIC 326 325 120 123 324 323 323 240 318 314 319 321 325 324 320 AFRINIC 50 50 34 17 50 47 48 41 50 48 50 50 50 50 50 IANA 1 1 0 0 1 1 1 1 1 1 1 1 1 1 1 Private 74 60 9 1 61 36 52 19 45 18 27 45 42 24 34 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 26016 25932 16918 6358 25930 24755 24965 13536 25794 24394 25767 25860 25799 25670 25702 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 ARIN 3806 4237 4273 2205 4286 5604 5572 2214 5046 5410 4660 4499 4918 5249 6502 APNIC 757 854 1252 522 906 1132 1063 649 1021 1151 941 929 1040 960 1387 RIPE NCC 2913 3346 5464 1812 3250 4341 3916 3132 3832 4110 3815 3435 3538 3878 5197 LACNIC 119 137 91 94 130 149 148 122 148 157 142 138 153 146 148 AFRINIC 25 26 31 14 26 26 24 22 27 28 26 26 25 25 28 IANA 0 0 0 0 0 0 0 0 0 0 0 1 0 0 1 Private 50 37 4 1 38 20 32 11 31 10 14 33 24 12 19 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 7671 8638 11116 4648 8637 11272 10755 6150 10105 10866 9598 9061 9698 10270 13283 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 ARIN 8869 8408 2360 694 8359 6262 6451 2745 7511 6390 7904 8114 7668 7293 6053 APNIC 2224 2118 925 218 2060 1805 1853 1031 1924 1772 2005 2032 1890 1927 1533 RIPE NCC 6994 6532 2480 766 6632 5204 5686 3464 6046 5180 6044 6434 6327 5964 4624 LACNIC 207 188 29 29 194 174 175 118 170 157 177 183 172 178 172 AFRINIC 25 24 3 3 24 21 24 19 23 20 24 24 25 25 22 IANA 1 1 0 0 1 1 1 1 1 1 1 0 1 1 0 Private 24 23 5 0 23 16 20 8 14 8 13 12 18 12 15 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 18345 17294 5802 1710 17293 13483 14210 7386 15689 13528 16169 16799 16101 15400 12419 IANA : AS65535 Number of 4-byte ASes: 9. Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 Leaf 21616 21679 14117 4929 21689 20832 20944 10549 21744 20589 21671 21729 21747 21561 21895 Transit 4269 4129 2378 495 4119 3750 3827 2225 3920 3578 3965 4005 3923 3951 3681 Transit-only 148 139 423 936 136 185 206 768 136 232 138 133 139 167 131 Total 26033 25947 16918 6360 25944 24767 24977 13542 25800 24399 25774 25867 25809 25679 25707 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 Avg 6.26 6.25 5.63 4.95 6.16 6.25 6.12 6.14 6.53 5.81 5.69 5.81 6.93 5.94 6.91 Std 2.62 2.58 2.62 2.12 2.64 2.58 2.58 2.52 2.82 2.53 2.62 2.54 2.48 2.73 2.42 o List of martians appearing throughout the week. Prefix Origin AS 10.3.2.0/24 8402 10.11.0.0/16 8402 10.13.0.0/16 8402 10.35.0.0/16 8402 10.38.0.0/16 8402 10.41.0.0/16 8402 10.43.0.0/16 8402 10.64.12.0/24 8402 10.74.0.0/16 8402 10.75.0.0/16 8402 10.76.0.0/16 8402 10.90.0.0/16 8402 10.120.0.0/16 8402 10.121.0.0/16 8402 10.123.0.0/16 8402 10.129.0.0/16 8402 10.130.0.0/16 8402 10.138.0.0/16 8402 10.139.0.0/16 8402 10.181.0.0/16 8402 10.215.0.0/16 8402 10.222.60.0/24 8402 10.222.81.0/24 8402 10.227.0.0/16 8402 172.17.53.220/30 8447 172.17.54.52/30 8447 172.17.54.80/30 8447 172.17.54.96/30 8447 172.17.91.16/30 8447 192.0.2.0/24 2854 192.168.1.0/24 8402 192.168.15.0/24 65000 192.168.50.0/24 8402 192.168.60.0/24 8402 192.168.213.48/29 8402 o List of hot-spots during the week. Prefix Origin AS Number of updates 194.110.73.0/24 30850 373257 62.24.238.0/24 13285 300881 212.109.192.0/20 30763 237310 80.250.36.0/23 21452 233602 80.250.44.0/22 21452 229072 80.250.40.0/22 21452 227013 12.168.177.0/24 11725 202577 124.7.139.0/24 9583 178357 194.30.184.0/24 34988 154793 193.242.111.0/24 2128 150953 Total number of RIS BGP peering sessions: 585