RIS Statistics Report (20060522-20060529) This report was generated at Mon May 29 00:15:02 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 37582 37072 36671 0 37007 36106 35805 29309 25411 35237 36256 0 33952 26380 ARIN 69368 68688 66108 173 68412 67525 67269 61329 46226 65025 64025 0 65115 52872 LACNIC 9577 9568 9438 866 9479 9559 9539 9496 7372 9425 9185 0 9170 9434 RIPE NCC 33329 31759 30988 666 31365 30801 30102 25800 19634 29283 29095 0 28808 21748 OLD 38658 38292 35570 198 37312 35784 36339 35120 22847 34326 33544 0 33821 34812 IANA 13708 13317 13225 101 13362 13264 13074 12715 10474 12711 12865 0 12586 12827 RFC1918 21 5 2 0 7 3 0 0 0 0 0 0 4 0 AFRINIC 105 105 105 70 105 105 105 105 104 105 104 0 103 105 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 202348 198806 192107 2074 197049 193147 192233 173874 132068 186112 185074 0 183559 158178 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 11741 11715 11635 128 11682 11697 11665 11162 9431 11540 11290 0 11387 10807 APNIC 2565 2547 2537 0 2557 2539 2524 2300 2071 2522 2546 0 2479 2272 RIPE NCC 8155 8101 8126 184 8115 8104 7999 7647 6168 8069 7958 0 7912 7220 LACNIC 206 206 200 16 202 203 204 197 176 196 192 0 201 200 AFRINIC 14 14 14 0 14 14 14 14 13 14 14 0 14 14 IANA 8 8 7 1 8 7 7 7 8 7 7 0 7 7 Private 74 27 21 2 27 18 16 5 8 3 16 0 14 42 Others 1 1 1 0 1 1 1 1 1 1 1 0 1 0 Total 22764 22619 22541 331 22606 22583 22430 21333 17876 22352 22024 0 22015 20562 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 3340 3797 4036 79 4213 4689 5802 7668 6200 7254 5074 0 5780 6558 APNIC 694 777 844 0 800 997 1203 1412 1243 1354 1137 0 1103 1109 RIPE NCC 2395 2793 2874 153 2767 3169 3509 5311 3650 4640 3438 0 3601 4493 LACNIC 72 78 79 15 80 88 87 139 108 121 85 0 99 114 AFRINIC 7 7 7 0 7 7 7 8 6 8 7 0 7 7 IANA 5 6 5 1 5 5 5 6 7 6 5 0 5 6 Private 61 16 14 2 18 12 10 4 5 2 9 0 8 40 Others 0 0 0 0 0 0 0 1 0 1 1 0 0 0 Total 6574 7474 7859 250 7890 8967 10623 14549 11219 13386 9756 0 10603 12327 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 8401 7918 7599 49 7469 7008 5863 3494 3231 4286 6216 0 5607 4249 APNIC 1871 1770 1693 0 1757 1542 1321 888 828 1168 1409 0 1376 1163 RIPE NCC 5760 5308 5252 31 5348 4935 4490 2336 2518 3429 4520 0 4311 2727 LACNIC 134 128 121 1 122 115 117 58 68 75 107 0 102 86 AFRINIC 7 7 7 0 7 7 7 6 7 6 7 0 7 7 IANA 3 2 2 0 3 2 2 1 1 1 2 0 2 1 Private 13 11 7 0 9 6 6 1 3 1 7 0 6 2 Others 1 1 1 0 1 1 1 0 1 0 0 0 1 0 Total 16190 15145 14682 81 14716 13616 11807 6784 6657 8966 12268 0 11412 8235 IANA : AS64500 AS40961 AS40984 AS40969 AS40977 AS40980 AS39943 AS39938 Others: AS65535 Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 Leaf 18877 18932 18837 262 18892 18997 18895 18387 15072 19215 18530 0 18586 17526 Transit 3768 3574 3584 51 3603 3483 3412 2808 2469 3064 3348 0 3288 2807 Transit-only 119 113 120 18 111 103 123 138 335 73 146 0 141 229 Total 22764 22619 22541 331 22606 22583 22430 21333 17876 22352 22024 0 22015 20562 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 Avg 6.25 6.36 5.91 4.32 6.08 5.88 6.12 4.93 5.15 4.99 6.05 0.00 7.93 4.77 Std 2.74 2.63 2.73 2.82 2.73 2.44 2.79 1.73 2.12 1.89 2.80 0.00 2.87 1.89 o List of martians appearing throughout the week. Prefix Origin AS 10.0.0.0/8 16215 10.0.0.3/32 8935 10.3.88.0/24 21240 10.10.1.0/30 8342 10.103.88.0/30 21240 172.16.0.0/12 16215 172.16.2.32/27 6325 172.16.2.80/28 6325 172.16.179.0/24 8935 172.17.88.0/32 21240 172.17.201.100/30 21240 172.31.31.0/30 6325 192.0.2.0/24 16215 192.168.0.0/16 16215 192.168.32.0/24 8282 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 64.17.224.0/19 19982 250119 64.17.232.0/21 19982 216109 64.17.240.0/21 19982 208903 64.17.224.0/21 19982 206660 62.24.238.0/24 13285 173015 12.144.41.0/24 16705 166707 63.101.83.0/24 16705 165591 81.14.128.0/17 13045 147272 212.59.32.0/19 13045 138262 82.137.73.0/24 8866 110976 Total number of RIS BGP peering sessions: 598