RIS Statistics Report (20051226-20060102) This report was generated at Mon Jan 2 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 36018 34151 32946 0 35415 22833 32951 13403 25647 32393 32896 32929 32821 24273 ARIN 71206 64787 63812 148 70856 38920 63931 23757 36105 63011 63835 63826 64298 18688 LACNIC 11012 8493 8425 931 10977 6770 8485 5174 6888 8402 8424 8425 8458 5178 RIPE NCC 33201 29033 28993 528 32583 20173 28842 15740 19625 27697 28630 29011 28828 16161 OLD 36638 35081 33934 173 36200 19261 34068 14023 20862 33431 33813 33906 34459 15366 IANA 11599 9936 9864 69 11547 6853 9845 4458 6154 9682 9835 9934 9835 4755 RFC1918 24 7 5 0 12 0 0 0 0 0 0 0 0 0 AFRINIC 1 0 0 0 1 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 199699 181488 177979 1849 197591 114810 178122 76555 115281 174616 177433 178031 178699 84421 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 11380 11347 11278 163 11330 7412 10879 6307 8088 11214 11260 11274 11302 5314 APNIC 2432 2410 2411 0 2427 1895 2381 1080 1928 2391 2411 2420 2393 2078 RIPE NCC 7552 7515 7531 173 7538 6100 7101 5231 5767 7485 7520 7530 7518 5386 LACNIC 173 172 169 27 170 149 171 117 147 164 166 168 170 127 AFRINIC 6 6 6 0 6 5 6 4 4 6 6 6 6 5 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 45 35 23 1 31 23 24 2 3 2 22 26 17 6 Others 1 1 1 0 1 1 1 0 0 0 1 1 1 0 Total 21589 21486 21419 364 21503 15585 20563 12741 15937 21262 21386 21425 21407 12916 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 3616 4657 4404 110 4029 4039 5804 4605 5396 7322 5883 4896 5264 3326 APNIC 708 870 962 0 812 831 1041 592 1106 1477 1089 958 978 1242 RIPE NCC 2235 3080 2567 134 2413 2854 3308 3526 3245 4627 3511 2759 3064 3326 LACNIC 70 88 82 24 79 83 85 86 98 107 94 82 88 82 AFRINIC 3 3 3 0 3 2 3 3 1 3 4 3 3 3 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 21 13 3 0 11 4 5 0 1 1 5 7 4 4 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 6653 8711 8021 268 7347 7813 10246 8812 9847 13537 10586 8705 9401 7983 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 7764 6690 6874 53 7301 3373 5075 1702 2692 3892 5377 6378 6038 1988 APNIC 1724 1540 1449 0 1615 1064 1340 488 822 914 1322 1462 1415 836 RIPE NCC 5317 4435 4964 39 5125 3246 3793 1705 2522 2858 4009 4771 4454 2060 LACNIC 103 84 87 3 91 66 86 31 49 57 72 86 82 45 AFRINIC 3 3 3 0 3 3 3 1 3 3 2 3 3 2 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 24 22 20 1 20 19 19 2 2 1 17 19 13 2 Others 1 1 1 0 1 1 1 0 0 0 1 1 1 0 Total 14936 12775 13398 96 14156 7772 10317 3929 6090 7725 10800 12720 12006 4933 Others: AS65535 Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 Leaf 17914 18104 17968 284 17953 12725 17263 10515 13367 18324 18123 18007 18135 10459 Transit 3543 3264 3329 47 3429 2476 3137 1747 2227 2858 3149 3298 3164 2010 Transit-only 132 118 122 33 121 384 163 479 343 80 114 120 108 447 Total 21589 21486 21419 364 21503 15585 20563 12741 15937 21262 21386 21425 21407 12916 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 Avg 6.30 6.30 5.79 4.65 6.04 6.17 6.13 4.98 5.27 5.07 6.04 6.28 7.61 4.99 Std 2.67 2.56 2.62 2.87 2.59 2.74 2.70 1.86 2.10 2.01 2.74 2.76 2.59 2.12 o List of martians appearing throughout the week. Prefix Origin AS 10.0.12.0/30 8342 10.1.0.0/24 16186 10.31.1.0/24 9009 10.31.2.0/24 9009 10.31.3.0/24 9009 10.32.1.0/24 9009 10.32.4.0/24 9009 10.33.1.0/24 9009 10.44.0.0/24 9009 10.49.0.0/24 9009 10.101.39.12/30 12390 10.101.39.16/30 12390 10.101.39.20/30 12390 172.16.2.0/27 6325 172.16.2.32/27 6325 172.16.2.80/28 6325 172.16.23.0/30 12819 172.31.31.0/30 6325 192.168.90.0/24 5417 192.168.91.0/24 5417 192.168.191.0/24 5417 192.168.230.0/30 12819 o List of hot-spots during the week. Prefix Origin AS Number of updates 207.168.184.0/24 32832 572252 81.212.149.0/24 9121 466019 81.213.47.0/24 9121 417642 211.76.98.0/24 17709 377401 67.151.119.0/24 33486 293736 12.34.129.0/24 26885 280288 195.234.54.0/23 35726 274482 63.144.47.0/24 26885 270554 62.111.4.0/24 6666 210812 81.212.141.0/24 9121 171386 Total number of RIS BGP peering sessions: 544