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RIS Statistics Report
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Generic RIS account
risops at ripe.net
Mon Dec 27 20:23:18 CET 2004
RIS Statistics Report (20041220-20041227) This report was generated at Mon Dec 27 00:15:02 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 29016 28996 27151 345 27972 20722 27884 28319 22071 27466 16328 27797 ARIN 65808 64792 59236 303 61826 33173 60996 61116 42621 60352 22993 61494 LACNIC 7245 7213 7070 511 7211 4956 7228 7212 5854 7179 3924 7195 RIPE NCC 28718 26687 23608 5532 27614 18850 24942 24731 21303 22581 16841 26031 OLD 39240 38734 30428 1521 32707 22381 32038 32127 22007 30657 13093 31779 IANA 2772 2591 2429 424 2741 1857 2528 2513 2013 2339 1473 2595 RFC1918 9 2 0 0 8 0 0 0 0 0 0 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 172808 169015 149922 8636 160079 101939 155616 156018 115869 150574 74652 156891 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 10564 10551 10349 208 10488 7380 10504 10447 8639 10389 6010 10458 APNIC 2157 2155 2100 29 2146 1825 2136 2126 1919 2116 1623 2128 RIPE NCC 6203 6181 5949 2116 6186 5341 6172 6135 5617 5627 4989 6178 LACNIC 88 88 83 6 87 73 87 86 71 84 60 83 IANA 1 1 1 0 1 1 1 0 1 1 1 1 Private 32 26 15 1 24 13 17 8 16 10 11 15 Others 0 0 0 0 0 0 0 0 0 0 0 0 Total 19045 19002 18497 2360 18932 14633 18917 18802 16263 18227 12694 18863 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 ARIN 3104 3307 4227 114 3392 3981 5423 6575 4110 5786 3409 4081 APNIC 589 639 763 22 678 866 984 1134 879 1109 871 868 RIPE NCC 1703 2038 2281 1222 1893 2491 2579 3731 2250 2515 2431 2000 LACNIC 39 39 41 6 40 38 49 49 32 47 34 41 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 24 18 7 0 16 6 10 7 10 5 6 8 Others 0 0 0 0 0 0 0 0 0 0 0 0 Total 5459 6041 7319 1364 6019 7382 9045 11496 7281 9462 6751 6998 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 ARIN 7460 7244 6122 94 7096 3399 5081 3872 4529 4603 2601 6377 APNIC 1568 1516 1337 7 1468 959 1152 992 1040 1007 752 1260 RIPE NCC 4500 4143 3668 894 4293 2850 3593 2404 3367 3112 2558 4178 LACNIC 49 49 42 0 47 35 38 37 39 37 26 42 IANA 1 1 1 0 1 1 1 0 1 1 1 1 Private 8 8 8 1 8 7 7 1 6 5 5 7 Others 0 0 0 0 0 0 0 0 0 0 0 0 Total 13586 12961 11178 996 12913 7251 9872 7306 8982 8765 5943 11865 IANA : AS64500 Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 Leaf 15772 15844 15481 1694 15771 11976 15897 16113 13487 15389 10241 15820 Transit 3156 3046 2859 426 3048 2345 2913 2602 2528 2700 2078 2940 Transit-only 117 112 157 240 113 312 107 87 248 138 375 103 Total 19045 19002 18497 2360 18932 14633 18917 18802 16263 18227 12694 18863 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 Avg 6.15 5.93 6.12 5.28 6.17 6.54 6.22 6.03 6.62 5.96 6.22 6.02 Std 2.72 2.62 2.71 2.67 2.69 3.09 2.94 2.40 2.70 2.55 2.63 2.79 o List of martians appearing throughout the week. Prefix Origin AS 172.16.2.0/24 6325 172.20.20.1/32 25137 192.168.90.0/24 5417 192.168.91.0/24 5417 192.168.191.0/24 5417 192.168.251.121/32 15404 o List of hot-spots during the week. Prefix Origin AS Number of updates 195.155.175.0/24 28869 525021 202.64.40.0/24 2706 411725 61.4.0.0/19 9899 370761 193.73.62.0/24 6730 324782 209.182.81.0/24 19071 292261 216.243.234.0/23 10970 253285 202.64.159.0/24 2706 251691 209.114.254.0/24 14359 246407 202.64.49.0/24 2706 166709 217.79.16.0/21 30852 140336 Total number of RIS BGP peering sessions: 445
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