RIS Statistics Report (20050822-20050829) This report was generated at Mon Aug 29 00:15:01 UTC 2005. 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 32256 0 31336 2575 0 29709 29940 18715 13084 24512 21348 0 31567 31642 ARIN 65072 0 64379 1056 0 63140 49499 50842 35627 41593 24416 0 64713 64464 LACNIC 8013 0 7964 904 0 7975 7297 6438 7724 5352 4802 0 7985 7750 RIPE NCC 28639 0 27535 7404 0 24162 25822 18452 19818 20779 18542 0 28147 26478 OLD 33864 0 32817 1217 0 31541 27979 24309 32262 21043 13709 0 33581 33156 IANA 7496 0 7424 1131 0 6959 6461 5461 7239 5647 4826 0 7440 7254 RFC1918 12 0 6 6 0 5 0 0 1 0 0 0 0 0 AFRINIC 0 0 0 0 0 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 175352 0 171461 14293 0 163491 146998 124217 115755 118926 87643 0 173433 170744 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 11154 0 11061 429 0 10908 10103 9241 9164 8323 5625 0 11074 11107 APNIC 2304 0 2289 204 0 2171 2219 1495 1641 2005 1636 0 2280 2282 RIPE NCC 7095 0 7065 2559 0 6404 6815 5394 6133 5945 5559 0 7059 7008 LACNIC 141 0 136 16 0 140 130 120 130 114 97 0 138 137 AFRINIC 1 0 1 0 0 1 1 1 1 1 1 0 1 1 IANA 1 0 1 0 0 1 1 1 1 1 1 0 1 1 Private 55 0 26 2 0 22 31 11 8 13 24 0 23 29 Others 1 0 1 0 0 1 1 1 1 1 1 0 1 1 Total 20752 0 20580 3210 0 19648 19301 16264 17079 16403 12944 0 20577 20566 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 3496 0 4076 303 0 4963 4762 6234 4759 5474 2404 0 4667 5528 APNIC 718 0 814 161 0 983 899 892 813 1204 694 0 1021 965 RIPE NCC 2136 0 2465 1549 0 2867 2969 3537 3210 3634 2511 0 2805 3844 LACNIC 58 0 60 14 0 74 64 81 79 77 45 0 63 77 AFRINIC 1 0 1 0 0 1 1 1 1 1 1 0 1 1 IANA 1 0 1 0 0 1 1 1 1 1 1 0 1 1 Private 40 0 15 1 0 12 19 5 5 5 16 0 13 23 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 6450 0 7432 2028 0 8901 8715 10751 8868 10396 5672 0 8571 10439 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 7658 0 6985 126 0 5945 5341 3007 4405 2849 3221 0 6407 5579 APNIC 1586 0 1475 43 0 1188 1320 603 828 801 942 0 1259 1317 RIPE NCC 4959 0 4600 1010 0 3537 3846 1857 2923 2311 3048 0 4254 3164 LACNIC 83 0 76 2 0 66 66 39 51 37 52 0 75 60 AFRINIC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 15 0 11 1 0 10 12 6 3 8 8 0 10 6 Others 1 0 1 0 0 1 1 1 1 1 1 0 1 1 Total 14302 0 13148 1182 0 10747 10586 5513 8211 6007 7272 0 12006 10127 IANA : AS65535 Others: AS65535 o List of martians appearing throughout the week. Prefix Origin AS 10.145.16.4/30 6325 172.16.2.0/27 6325 172.16.2.32/28 6325 172.16.2.80/28 6325 172.21.0.0/19 12956 172.22.0.0/18 12956 172.23.0.0/17 12956 172.24.0.0/18 12956 172.25.0.0/16 12956 172.25.87.0/24 12956 172.27.105.32/30 2116 172.31.31.0/30 6325 o List of hot-spots during the week. Prefix Origin AS Number of updates 202.64.49.0/24 2706 245439 207.168.184.0/24 32832 94580 193.164.226.0/23 15414 85263 62.97.122.0/24 25583 83202 193.193.184.0/23 9128 71374 212.98.233.0/24 15924 71134 192.35.39.0/24 80 65348 203.220.123.0/24 9942 61577 67.151.119.0/24 33486 54650 202.6.213.0/24 17450 43309 Total number of RIS BGP peering sessions: 547