RIS Statistics Report (20060123-20060130) This report was generated at Mon Jan 30 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 37658 34633 34184 0 37295 33883 33898 16197 23813 32963 20989 33859 33848 33463 ARIN 73895 65805 65065 106 73591 65304 65514 27153 46203 64296 29942 64974 65474 65280 LACNIC 12173 9180 9117 786 12139 9173 9169 5499 7382 8449 5611 9124 9145 8476 RIPE NCC 36894 31539 28901 502 36203 28542 30811 16306 21518 26755 19591 29875 28906 27731 OLD 37922 35223 34118 123 37463 34755 34785 15183 29394 33514 17380 34223 34919 34591 IANA 13183 10984 10933 49 13114 10898 10867 5309 9394 10510 7175 11057 10941 10617 RFC1918 51 19 1 0 31 0 18 0 0 0 0 2 0 0 AFRINIC 1 0 0 0 1 0 0 0 0 0 0 0 0 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 211777 187383 182319 1566 209837 182555 185062 85647 137704 176487 100688 183114 183233 180158 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 11476 11436 11383 101 11425 11425 11430 6830 9867 11309 6945 11372 11396 11385 APNIC 2449 2439 2439 0 2445 2427 2426 1344 2129 2406 1867 2428 2413 2421 RIPE NCC 7649 7615 7622 193 7628 7606 7568 5466 6769 7240 6322 7616 7614 7559 LACNIC 180 179 176 12 177 178 178 126 159 172 123 175 177 177 AFRINIC 7 7 7 0 7 7 7 6 7 7 7 7 7 7 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 57 27 14 1 25 11 15 0 5 8 8 14 14 27 Others 1 1 1 0 1 1 1 0 1 1 1 1 1 1 Total 21819 21704 21642 307 21708 21655 21625 13772 18937 21143 15273 21613 21622 21577 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 3413 4432 4098 66 3834 5095 4409 4852 5955 5888 2839 4451 4748 7158 APNIC 667 906 840 0 749 970 882 764 1193 1178 778 834 877 1202 RIPE NCC 2190 2870 2528 153 2433 3170 3052 3632 3460 3860 2546 2786 2881 4522 LACNIC 79 94 86 11 84 101 92 95 112 111 64 91 96 118 AFRINIC 4 4 4 0 4 4 4 5 5 6 4 4 4 6 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 45 16 9 1 15 4 7 0 1 4 6 9 7 22 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 6398 8322 7565 231 7119 9344 8446 9348 10726 11047 6237 8175 8613 13028 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 8063 7004 7285 35 7591 6330 7021 1978 3912 5421 4106 6921 6648 4227 APNIC 1782 1533 1599 0 1696 1457 1544 580 936 1228 1089 1594 1536 1219 RIPE NCC 5459 4745 5094 40 5195 4436 4516 1834 3309 3380 3776 4830 4733 3037 LACNIC 101 85 90 1 93 77 86 31 47 61 59 84 81 59 AFRINIC 3 3 3 0 3 3 3 1 2 1 3 3 3 1 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 12 11 5 0 10 7 8 0 4 4 2 5 7 5 Others 1 1 1 0 1 1 1 0 1 1 1 1 1 1 Total 15421 13382 14077 76 14589 12311 13179 4424 8211 10096 9036 13438 13009 8549 Others: AS65535 Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 Leaf 18083 18220 18118 239 18115 18264 18094 11376 16020 18075 12217 18112 18235 18464 Transit 3615 3369 3413 50 3485 3290 3419 1948 2685 2962 2610 3386 3285 3023 Transit-only 121 115 111 18 108 101 112 448 232 106 446 115 102 90 Total 21819 21704 21642 307 21708 21655 21625 13772 18937 21143 15273 21613 21622 21577 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 Avg 6.42 6.33 6.25 4.25 6.26 5.88 6.11 5.01 5.05 4.98 6.53 6.40 7.75 4.89 Std 2.75 2.60 2.92 2.61 2.69 2.66 2.72 1.96 2.04 1.77 2.86 2.74 2.68 2.02 o List of martians appearing throughout the week. Prefix Origin AS 10.0.0.0/8 12306 10.0.3.0/24 16186 10.0.4.0/24 16186 10.0.50.4/30 16186 10.0.50.8/30 16186 10.0.252.201/32 12306 10.1.1.0/24 12306 10.3.25.0/24 12306 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 10.48.104.130/32 12306 10.48.104.131/32 12306 10.49.0.0/24 9009 10.85.0.16/28 15772 10.85.0.24/30 15772 10.129.0.0/16 12306 10.200.0.0/24 12306 10.204.204.0/24 12306 10.254.251.252/30 12306 10.254.254.0/24 16186 10.254.254.252/30 12306 10.255.255.0/24 16186 172.16.2.0/27 6325 172.16.2.32/27 6325 172.16.2.80/28 6325 172.16.20.1/32 12306 172.16.23.0/30 12819 172.16.100.12/30 8342 172.31.31.0/30 6325 192.168.0.0/24 9009 192.168.3.0/24 6140 192.168.5.0/24 6140 192.168.11.0/24 12306 192.168.21.33/32 12306 192.168.90.0/24 5417 192.168.91.0/24 5417 192.168.191.0/24 5417 192.168.203.0/30 12306 192.168.204.0/24 12306 192.168.230.0/30 12819 192.168.254.0/30 12306 192.168.255.0/24 12306 o List of hot-spots during the week. Prefix Origin AS Number of updates 194.190.36.0/24 5592 627689 61.4.0.0/19 9899 486283 207.168.184.0/24 32832 465072 81.212.149.0/24 9121 443708 204.214.158.0/24 7810 353462 67.151.119.0/24 33486 349309 81.213.47.0/24 9121 346791 62.111.4.0/24 6666 330887 84.44.114.0/24 15924 220574 195.8.99.0/24 34409 171257 Total number of RIS BGP peering sessions: 553