RIS Statistics Report (20040517-20040524) This report was generated at Mon May 24 00:15:01 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 rrc08 rrc10 rrc11 APNIC 25528 25471 21915 24518 25172 19671 24788 10003 24058 16473 0 17325 ARIN 58471 58406 54364 56642 58215 54838 57012 18067 55258 36156 0 31012 LACNIC 5778 5777 5671 5734 5766 5198 5771 3022 5073 3287 0 3583 RIPE NCC 24951 23445 22978 24117 23637 17252 23222 13359 20499 13290 0 15956 OLD 31049 30717 28003 29028 30654 26878 30150 10450 27149 20035 0 15337 IANA 512 511 472 508 509 440 509 310 457 224 0 345 RFC1918 8 0 0 0 5 0 1 0 0 2 0 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 146297 144327 133403 140547 143958 124277 141453 55211 132494 89467 0 83558 AS number distributions wrt RIR and single-homed/multi-homed. o ASes per RIR region RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 ARIN 9994 9981 9748 9610 9957 9678 9929 4692 9600 7447 0 6449 APNIC 2027 2024 1829 1970 2019 1655 2007 1122 1954 1513 0 1665 RIPE NCC 5532 5514 5504 5440 5521 4613 5512 3894 5196 3871 0 4446 LACNIC 51 51 47 46 50 47 51 38 41 30 0 35 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 23 18 11 3 18 10 15 7 8 3 0 10 Others 0 0 0 0 0 0 0 0 0 0 0 0 Total 17627 17588 17139 17069 17565 16003 17514 9753 16799 12864 0 12605 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 ARIN 2910 3112 4094 6491 3067 5230 3881 1832 4458 5429 0 3061 APNIC 541 616 683 1196 615 716 812 437 914 936 0 774 RIPE NCC 1470 1794 1980 2956 1593 2060 2243 1687 2270 2533 0 2025 LACNIC 24 24 25 35 24 27 27 22 22 23 0 16 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 18 16 9 1 15 9 11 6 6 3 0 9 Others 0 0 0 0 0 0 0 0 0 0 0 0 Total 4963 5562 6791 10679 5314 8042 6974 3984 7670 8924 0 5885 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 ARIN 7084 6869 5654 3119 6890 4448 6048 2860 5142 2018 0 3388 APNIC 1486 1408 1146 774 1404 939 1195 685 1040 577 0 891 RIPE NCC 4062 3720 3524 2484 3928 2553 3269 2207 2926 1338 0 2421 LACNIC 27 27 22 11 26 20 24 16 19 7 0 19 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 5 2 2 2 3 1 4 1 2 0 0 1 Others 0 0 0 0 0 0 0 0 0 0 0 0 Total 12664 12026 10348 6390 12251 7961 10540 5769 9129 3940 0 6720 o List of martians appearing throughout the week. Prefix Origin AS 10.0.16.0/27 8928 172.16.0.0/12 297 192.0.2.0/24 297 192.168.0.0/16 297 192.168.1.0/24 8928 192.168.90.0/24 5417 192.168.91.0/24 5417 192.168.100.100/32 6726 o List of hot-spots during the week. Prefix Origin AS Number of updates 149.117.70.0/24 0 187246 209.182.81.0/24 0 161383 139.91.40.0/24 0 130032 139.91.252.0/24 0 130032 82.108.0.0/14 0 120767 195.218.176.0/24 0 82052 205.236.85.0/24 0 81734 195.239.204.0/24 0 80183 216.159.230.0/24 0 71688 195.218.177.0/24 0 68502 Total number of RIS BGP peering sessions: 382