RIS Statistics Report (20041122-20041129) This report was generated at Mon Nov 29 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 rrc10 rrc11 rrc12 APNIC 28234 28232 25235 0 27108 14659 26985 27545 26819 26494 20455 26955 ARIN 69943 68961 58086 0 62002 15798 61612 68625 61469 60083 51744 61391 LACNIC 6605 6588 6518 0 6558 4061 6584 6556 6542 6526 6213 6542 RIPE NCC 32675 25900 24857 0 31693 17683 25164 24295 25502 24319 19580 25583 OLD 37212 33679 30144 0 36184 13721 32554 32720 31984 31166 26903 31921 IANA 2029 1992 1869 0 1996 1167 1936 1944 1947 1807 1562 1940 RFC1918 9 4 0 0 6 3 0 0 1 2 1 1 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 176707 165356 146709 0 165547 67092 154835 161685 154264 150397 126458 154333 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 ARIN 10527 10513 10079 0 10477 4654 10479 10401 10392 10370 9271 10426 APNIC 2137 2137 2044 0 2124 1460 2119 2109 2106 2096 1581 2111 RIPE NCC 6094 6072 6046 0 6074 4976 6072 6023 6049 6044 4879 6070 LACNIC 84 84 77 0 83 60 84 81 78 79 77 78 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 36 25 12 0 25 14 17 8 16 6 10 15 Others 1 1 1 0 1 1 1 0 1 0 1 1 Total 18879 18832 18259 0 18784 11165 18772 18622 18642 18595 15819 18701 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 ARIN 3150 3274 4612 0 3670 1926 4301 6663 4098 5745 5026 3912 APNIC 577 609 853 0 714 575 806 1215 821 1103 748 753 RIPE NCC 1641 1916 2115 0 1849 1977 2247 3626 2323 2684 2313 2008 LACNIC 40 41 41 0 43 37 43 55 42 48 48 41 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 28 19 9 0 18 10 12 7 12 5 7 11 Others 1 1 1 0 1 1 1 0 1 0 1 1 Total 5437 5860 7631 0 6295 4526 7410 11566 7297 9585 8143 6726 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 ARIN 7377 7239 5467 0 6807 2728 6178 3738 6294 4625 4245 6514 APNIC 1560 1528 1191 0 1410 885 1313 894 1285 993 833 1358 RIPE NCC 4453 4156 3931 0 4225 2999 3825 2397 3726 3360 2566 4062 LACNIC 44 43 36 0 40 23 41 26 36 31 29 37 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 8 6 3 0 7 4 5 1 4 1 3 4 Others 0 0 0 0 0 0 0 0 0 0 0 0 Total 13442 12972 10628 0 12489 6639 11362 7056 11345 9010 7676 11975 Others: AS65535 o List of martians appearing throughout the week. Prefix Origin AS 10.0.0.1/32 32767 10.1.1.0/30 6325 172.16.70.2/32 702 172.18.0.18/32 702 172.26.0.0/16 702 192.168.0.5/32 3741 192.168.46.252/30 7497 192.168.251.121/32 15404 o List of hot-spots during the week. Prefix Origin AS Number of updates 202.64.49.0/24 2706 449156 209.222.224.0/20 14102 386345 202.64.159.0/24 2706 344645 193.73.62.0/24 6730 296156 209.114.254.0/24 14359 275861 202.64.40.0/24 2706 274711 209.182.81.0/24 19071 252496 198.76.141.0/24 21617 145112 167.1.119.0/24 15084 143559 194.190.8.0/24 2878 107050 Total number of RIS BGP peering sessions: 443