RIS Statistics Report (20060130-20060206) This report was generated at Mon Feb 6 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 APNIC 34664 34160 34245 0 34369 25742 30604 17141 30422 33062 25709 34089 33787 17663 ARIN 68105 66066 65952 149 66716 44083 52263 45868 57161 64388 44042 66667 66340 33469 LACNIC 10697 10680 10623 925 10653 9657 9886 7639 9570 9943 8515 10631 10649 7135 RIPE NCC 31642 28970 29467 914 30052 22814 23935 18558 23876 28669 24475 30656 29332 20706 OLD 40644 36802 34155 271 35252 25939 29250 21119 29970 33763 22101 35091 36484 16106 IANA 12009 11432 11548 90 11697 9913 9592 8621 9912 11525 9826 11752 11542 7960 RFC1918 33 14 4 0 16 0 0 0 0 2 0 5 0 0 AFRINIC 2 2 1 0 2 1 2 1 1 1 2 1 1 1 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 197796 188126 185995 2349 188757 138149 155532 118947 160912 181353 134670 188892 188135 103040 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 ARIN 11477 11354 11381 157 11432 8790 9969 8193 10652 11305 8411 11375 11379 6776 APNIC 2451 2424 2442 1 2445 2063 2316 1433 2276 2411 2032 2441 2411 1431 RIPE NCC 7682 7613 7656 249 7664 6491 6662 5599 6628 7594 6891 7658 7648 6263 LACNIC 181 181 178 17 180 171 171 148 167 175 148 178 180 138 AFRINIC 7 7 7 0 7 6 7 6 7 7 7 7 7 5 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 39 20 15 1 23 14 14 6 5 7 10 15 12 17 Others 1 1 1 0 1 1 1 1 1 1 1 1 1 1 Total 21838 21600 21680 425 21752 17536 19140 15386 19736 21500 17500 21675 21638 14631 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 3487 5607 3919 104 3914 4421 4844 5652 6312 6535 4279 4262 4960 4296 APNIC 715 1184 819 1 790 916 1016 866 1256 1343 934 824 970 771 RIPE NCC 2242 3113 2575 201 2441 2728 2545 3558 3652 3791 2882 2537 2966 3785 LACNIC 79 95 80 14 82 93 90 102 111 108 75 82 94 87 AFRINIC 4 4 4 0 4 5 4 5 6 6 5 5 5 4 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 26 9 8 1 14 5 7 2 0 2 4 7 4 12 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 6553 10012 7405 321 7245 8168 8506 10185 11337 11785 8179 7717 8999 8955 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 7990 5747 7462 53 7518 4369 5125 2541 4340 4770 4132 7113 6419 2480 APNIC 1736 1240 1623 0 1655 1147 1300 567 1020 1068 1098 1617 1441 660 RIPE NCC 5440 4500 5081 48 5223 3763 4117 2041 2976 3803 4009 5121 4682 2478 LACNIC 102 86 98 3 98 78 81 46 56 67 73 96 86 51 AFRINIC 3 3 3 0 3 1 3 1 1 1 2 2 2 1 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 13 11 7 0 9 9 7 4 5 5 6 8 8 5 Others 1 1 1 0 1 1 1 1 1 1 1 1 1 1 Total 15285 11588 14275 104 14507 9368 10634 5201 8399 9715 9321 13958 12639 5676 Others: AS65535 Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 Leaf 18093 18205 18144 335 18142 14397 15816 12914 16800 18419 14350 18143 18251 11976 Transit 3624 3285 3427 66 3497 2827 3057 2063 2701 2992 2815 3420 3278 2286 Transit-only 121 110 109 24 113 312 267 409 235 89 335 112 109 369 Total 21838 21600 21680 425 21752 17536 19140 15386 19736 21500 17500 21675 21638 14631 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 Avg 6.24 6.41 5.90 4.02 6.07 6.16 6.20 4.90 5.02 4.89 6.31 5.97 7.67 4.81 Std 2.64 2.57 2.48 2.57 2.61 2.71 2.69 1.87 1.94 1.81 2.74 2.52 2.80 1.92 o List of martians appearing throughout the week. Prefix Origin AS 10.0.0.0/8 16215 10.0.1.0/24 32767 10.0.2.0/30 32767 10.0.3.0/24 16186 10.0.4.0/24 16186 10.0.8.4/30 16186 10.0.11.0/24 16186 10.0.50.4/30 16186 10.0.50.8/30 16186 10.1.0.2/32 32767 10.20.10.20/32 5381 10.20.10.21/32 5381 10.20.10.22/32 5381 10.31.1.0/24 9009 10.31.2.0/24 9009 10.31.3.0/24 9009 10.32.1.0/24 9009 10.32.4.0/24 9009 10.33.1.0/24 9009 10.44.0.0/24 9009 10.49.0.0/24 9009 10.85.0.16/28 15772 10.85.0.24/30 15772 172.16.0.0/12 16215 172.21.144.0/24 8968 172.30.84.0/29 8968 192.0.2.0/24 16215 192.168.0.0/16 16215 192.168.2.0/24 16186 192.168.90.0/24 5417 192.168.91.0/24 5417 192.168.191.0/24 5417 o List of hot-spots during the week. Prefix Origin AS Number of updates 81.213.47.0/24 9121 401286 194.190.36.0/24 5592 388165 207.168.184.0/24 32832 329579 84.44.114.0/24 15924 326506 204.214.158.0/24 7810 303956 62.111.4.0/24 6666 277401 61.4.0.0/19 9899 260469 195.8.99.0/24 34409 177289 219.64.226.0/23 4755 155600 219.64.224.0/21 4755 125439 Total number of RIS BGP peering sessions: 553