RIS Statistics Report (20060501-20060508) This report was generated at Mon May 8 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 36648 36613 35092 0 35253 34427 34857 13463 34675 34506 35166 0 34883 25626 ARIN 71675 71434 70432 214 70948 65484 69824 31252 69533 67941 68501 0 69728 40833 LACNIC 9632 9628 9494 1020 9527 9575 9533 5140 9451 9445 9478 0 9506 9303 RIPE NCC 33644 31100 30883 872 31305 28719 30047 14385 29749 29596 28620 0 29964 21194 OLD 37396 36941 35625 315 36719 34298 36013 16082 35334 34117 33978 0 35161 34595 IANA 13537 13206 13041 94 13119 12773 12985 6954 12855 12848 12866 0 13017 12899 RFC1918 50 3 0 0 40 3 0 0 0 4 0 0 0 0 AFRINIC 105 105 105 70 105 105 105 96 104 104 105 0 105 104 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 202687 199030 194672 2585 197016 185384 193364 87372 191701 188561 188714 0 192364 144554 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 11674 11647 11573 142 11620 11044 11600 6287 11481 11485 11417 0 11567 9864 APNIC 2534 2513 2519 0 2520 2470 2505 1304 2475 2483 2511 0 2487 2231 RIPE NCC 8041 8002 8029 250 8011 7803 8002 5042 7921 7966 7831 0 8002 7085 LACNIC 200 199 194 17 195 190 196 134 189 191 190 0 195 190 AFRINIC 12 12 12 0 12 12 12 9 11 11 12 0 12 12 IANA 1 1 0 0 1 0 1 0 0 0 0 0 0 0 Private 65 30 14 2 26 14 16 7 6 5 10 0 13 38 Others 1 1 1 0 1 1 1 0 1 1 1 0 1 0 Total 22528 22405 22342 411 22386 21534 22333 12783 22084 22142 21972 0 22277 19420 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 3196 3697 4145 89 4017 4621 4631 4009 7197 7062 4576 0 4718 5113 APNIC 674 755 847 0 826 1029 964 753 1407 1402 1128 0 934 1148 RIPE NCC 2342 2712 2728 214 2759 3325 3155 3292 4765 4151 3325 0 3203 3926 LACNIC 68 75 78 13 76 84 83 89 119 112 84 0 87 114 AFRINIC 7 7 7 0 7 7 7 6 6 6 7 0 7 7 IANA 1 1 0 0 1 0 1 0 0 0 0 0 0 0 Private 53 21 10 1 17 8 10 5 4 2 7 0 6 34 Others 0 0 0 0 0 0 0 0 0 1 0 0 0 0 Total 6341 7268 7815 317 7703 9074 8851 8154 13498 12736 9127 0 8955 10342 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 8478 7950 7428 53 7603 6423 6969 2278 4284 4423 6841 0 6849 4751 APNIC 1860 1758 1672 0 1694 1441 1541 551 1068 1081 1383 0 1553 1083 RIPE NCC 5699 5290 5301 36 5252 4478 4847 1750 3156 3815 4506 0 4799 3159 LACNIC 132 124 116 4 119 106 113 45 70 79 106 0 108 76 AFRINIC 5 5 5 0 5 5 5 3 5 5 5 0 5 5 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 12 9 4 1 9 6 6 2 2 3 3 0 7 4 Others 1 1 1 0 1 1 1 0 1 0 1 0 1 0 Total 16187 15137 14527 94 14683 12460 13482 4629 8586 9406 12845 0 13322 9078 IANA : AS65535 Others: AS65535 Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 Leaf 18649 18713 18670 325 18681 18102 18718 10375 18955 18961 18429 0 18752 16385 Transit 3756 3577 3555 55 3590 3281 3499 1887 3051 3101 3397 0 3407 2775 Transit-only 123 115 117 31 115 151 116 521 78 80 146 0 118 260 Total 22528 22405 22342 411 22386 21534 22333 12783 22084 22142 21972 0 22277 19420 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 Avg 6.21 6.10 5.78 4.13 6.06 5.88 5.90 4.96 4.87 4.94 5.94 0.00 7.77 4.58 Std 2.66 2.49 2.59 2.70 2.70 2.38 2.63 1.88 1.95 1.85 2.71 0.00 2.66 1.79 o List of martians appearing throughout the week. Prefix Origin AS 10.0.0.0/8 16215 10.10.10.0/30 8644 10.10.10.4/30 8644 10.10.10.8/30 8644 10.10.10.12/30 8644 10.10.10.16/30 8644 10.10.10.20/30 8644 10.10.10.24/30 8644 10.10.10.28/30 8644 10.10.10.32/30 8644 10.10.10.36/30 8644 10.10.10.40/30 8644 10.10.10.44/30 8644 10.10.10.48/30 8644 10.10.10.52/30 8644 10.10.10.56/30 8644 10.10.10.60/30 8644 10.10.10.64/30 8644 10.10.10.68/30 8644 10.10.10.72/30 8644 10.10.10.76/30 8644 10.10.10.80/30 8644 10.10.13.0/30 8644 10.10.13.4/30 8644 10.10.13.8/30 8644 10.10.13.12/30 8644 10.10.13.16/30 8644 10.10.13.20/30 8644 10.10.13.24/30 8644 10.10.13.28/30 8644 10.10.13.32/30 8644 10.10.13.36/30 8644 10.10.13.40/30 8644 10.10.14.0/30 8644 10.10.14.4/30 8644 10.10.14.8/30 8644 10.10.14.12/30 8644 10.10.14.24/30 8644 10.10.14.28/30 8644 10.10.14.36/30 8644 10.10.14.40/30 8644 172.16.0.0/12 16215 172.16.2.32/27 6325 172.16.2.80/28 6325 172.30.84.40/29 8968 172.30.84.56/29 8968 172.31.31.0/30 6325 192.0.2.0/24 16215 192.168.0.0/16 16215 192.168.0.62/32 32767 192.168.0.63/32 32767 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 81.212.149.0/24 9121 301091 64.17.224.0/19 19982 297285 196.221.1.0/24 36893 259895 64.17.240.0/21 19982 250807 64.17.232.0/21 19982 250799 64.17.224.0/21 19982 230853 62.24.238.0/24 13285 176558 81.14.128.0/17 13045 126311 212.59.32.0/19 13045 95807 208.62.243.0/24 13645 87426 Total number of RIS BGP peering sessions: 587