RIS Statistics Report (20040330-20040405) This report was generated at Mon Apr 5 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 rrc08 rrc10 rrc11 APNIC 24648 24619 23990 0 24372 13234 24005 10543 23934 13989 23820 23662 ARIN 56924 56884 55859 0 56598 20936 55899 15053 56330 21662 55327 55267 LACNIC 5518 5516 5491 0 5507 3650 5514 2861 5514 2208 5491 5483 RIPE NCC 37232 22916 22150 0 35169 15488 21146 11486 21574 11884 23331 22242 OLD 30404 30224 28738 0 29589 14781 28998 9567 28794 12838 28625 28521 IANA 214 211 209 0 210 132 201 91 193 84 211 209 RFC1918 5 0 0 0 4 0 0 0 0 0 1 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 154945 140370 136437 0 151449 68221 135763 49601 136339 62665 136806 135384 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 9833 9825 9702 0 9775 5392 9754 4328 9763 5385 9694 9679 APNIC 1989 1989 1960 0 1985 1297 1971 1102 1978 1343 1958 1957 RIPE NCC 5364 5350 5340 0 5353 4603 5044 3514 5132 3696 5331 5328 LACNIC 48 48 44 0 47 39 48 35 48 30 44 44 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 23 18 7 0 16 7 11 5 12 3 9 3 Others 0 0 0 0 0 0 0 0 0 0 0 0 Total 17257 17230 17053 0 17176 11338 16828 8984 16933 10457 17036 17011 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 ARIN 2968 3331 4831 0 3305 2305 4085 1705 3750 3204 4531 5662 APNIC 567 609 909 0 642 572 817 452 763 696 921 1169 RIPE NCC 1449 1782 1867 0 1606 2374 1970 1536 1947 2139 2477 3147 LACNIC 21 22 22 0 20 22 23 18 24 21 23 25 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 15 12 3 0 9 3 7 2 8 1 4 3 Others 0 0 0 0 0 0 0 0 0 0 0 0 Total 5020 5756 7632 0 5582 5276 6902 3713 6492 6061 7956 10006 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 ARIN 6865 6494 4871 0 6470 3087 5669 2623 6013 2181 5163 4017 APNIC 1422 1380 1051 0 1343 725 1154 650 1215 647 1037 788 RIPE NCC 3915 3568 3473 0 3747 2229 3074 1978 3185 1557 2854 2181 LACNIC 27 26 22 0 27 17 25 17 24 9 21 19 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 8 6 4 0 7 4 4 3 4 2 5 0 Others 0 0 0 0 0 0 0 0 0 0 0 0 Total 12237 11474 9421 0 11594 6062 9926 5271 10441 4396 9080 7005 o List of martians appearing throughout the week. Prefix Origin AS 10.0.0.0/8 28747 172.16.0.0/12 28747 172.30.84.48/29 8968 192.0.2.0/24 28747 192.168.0.0/16 28747 192.168.191.128/25 5417 o List of hot-spots during the week. Prefix Origin AS Number of updates 209.182.81.0/24 19071 387645 69.19.219.0/24 19864 261006 194.126.42.0/24 25122 158755 82.108.0.0/14 4589 122398 195.239.204.0/24 3216 92445 195.218.177.0/24 3216 89994 207.191.47.0/24 4519 89534 207.191.56.0/24 4519 89533 195.218.176.0/24 3216 82569 64.76.62.0/24 6140 80768 Total number of RIS BGP peering sessions: 370