RIS Statistics Report (20040621-20040628) This report was generated at Mon Jun 28 00:15:01 UTC 2004. 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 rrc08 rrc10 rrc11 APNIC 26592 26372 25419 24844 25837 25196 25519 25640 25343 5778 24795 13616 ARIN 59818 59585 58858 58514 59431 59183 59313 59383 58783 11741 58583 22898 LACNIC 6099 6099 6073 6070 6088 6096 6096 5985 6072 1285 6071 3258 RIPE NCC 26944 23423 25443 22995 23786 23060 23282 22684 23596 6245 23075 13819 OLD 33967 31918 31682 29439 31569 31106 31288 31001 29908 7823 29576 11925 IANA 814 741 803 732 747 728 745 670 733 153 725 399 RFC1918 7 2 3 0 1 0 0 0 0 0 1 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 154241 148140 148281 142594 147459 145369 146243 145363 144435 33025 142826 65915 AS number distributions wrt RIR and single-homed/multi-homed. o ASes per RIR region RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 ARIN 10064 10048 9958 401 10031 10014 10038 9948 9929 3173 9929 5285 APNIC 2037 2034 2007 32 2030 2013 2019 2007 1996 729 2002 1520 RIPE NCC 5647 5622 5609 3092 5632 5602 5626 5576 5591 2257 5590 4207 LACNIC 53 53 48 7 52 52 52 52 48 13 48 34 IANA 1 1 0 0 0 0 0 0 0 0 0 0 Private 65 62 7 2 12 53 56 9 7 2 5 5 Others 1 0 0 1 1 0 0 0 0 0 0 0 Total 17868 17820 17629 3535 17758 17734 17791 17592 17571 6174 17574 11051 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 ARIN 2936 3149 3965 290 3183 4341 3616 6268 4201 2131 4635 2126 APNIC 539 585 726 24 606 875 672 1215 810 331 799 682 RIPE NCC 1531 1842 2037 2018 1711 2521 2002 3421 2253 1402 2573 1879 LACNIC 23 24 23 7 23 26 24 34 22 11 23 18 IANA 1 1 0 0 0 0 0 0 0 0 0 0 Private 58 57 4 0 9 52 51 7 6 2 2 3 Others 1 0 0 1 1 0 0 0 0 0 0 0 Total 5089 5658 6755 2340 5533 7815 6365 10945 7292 3877 8032 4708 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 ARIN 7128 6899 5993 111 6848 5673 6422 3680 5728 1042 5294 3159 APNIC 1498 1449 1281 8 1424 1138 1347 792 1186 398 1203 838 RIPE NCC 4116 3780 3572 1074 3921 3081 3624 2155 3338 855 3017 2328 LACNIC 30 29 25 0 29 26 28 18 26 2 25 16 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 7 5 3 2 3 1 5 2 1 0 3 2 Others 0 0 0 0 0 0 0 0 0 0 0 0 Total 12779 12162 10874 1195 12225 9919 11426 6647 10279 2297 9542 6343 IANA : AS65535 Others: AS65535 Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 Leaf 14748 14805 14746 2810 14736 14913 14840 15051 14815 4945 14826 8785 Transit 3007 2904 2773 624 2913 2723 2846 2456 2660 759 2654 1768 Transit-only 113 111 110 101 109 98 105 85 96 470 94 498 Total 17868 17820 17629 3535 17758 17734 17791 17592 17571 6174 17574 11051 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 Avg 6.19 5.99 5.80 5.45 6.28 6.07 6.03 6.00 6.31 5.34 5.86 6.29 Std 2.76 2.55 2.74 3.12 2.88 2.63 2.80 2.26 2.56 2.57 2.44 2.58 o List of martians appearing throughout the week. Prefix Origin AS 10.42.0.0/19 32767 172.17.0.0/16 32767 172.30.84.48/29 8968 192.168.191.0/24 5417 o List of hot-spots during the week. Prefix Origin AS Number of updates 139.91.252.0/24 0 399503 139.91.40.0/24 0 399487 213.91.236.0/24 0 303948 209.114.254.0/24 0 171889 209.182.81.0/24 0 153523 82.108.0.0/14 0 123378 195.218.176.0/24 0 118528 195.239.204.0/24 0 112959 195.47.200.0/24 0 92350 65.208.70.0/24 0 72586 Total number of RIS BGP peering sessions: 387