RIS Statistics Report (20040412-20040419) This report was generated at Mon Apr 19 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 25765 25751 24738 0 25495 20322 20403 10320 25078 11989 24563 23558 ARIN 61819 60018 50577 0 60920 37030 34669 18419 60741 16286 55419 55617 LACNIC 5660 5659 4945 0 5650 4462 4128 2948 5612 1717 5559 5571 RIPE NCC 36180 23318 22064 0 35351 15664 15185 13131 22515 8809 21810 18475 OLD 31021 30676 24558 0 30570 18560 17663 10502 29902 8981 28352 27790 IANA 268 262 261 0 264 184 180 154 261 109 243 217 RFC1918 6 0 0 0 6 0 0 0 0 0 0 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 160719 145684 127143 0 158256 96222 92228 55474 144109 47891 135946 131228 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 9870 9858 8546 0 9835 7823 6689 4581 9842 4297 9702 9677 APNIC 2000 2000 1802 0 1995 1824 1722 998 1987 1384 1958 1925 RIPE NCC 5408 5398 4795 0 5402 4323 4120 3814 5345 2971 5320 4569 LACNIC 49 49 45 0 48 42 40 31 49 20 44 45 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 27 23 7 0 19 13 16 5 10 11 4 2 Others 0 0 0 0 0 0 0 0 0 0 0 0 Total 17354 17328 15195 0 17299 14025 12587 9429 17233 8683 17028 16218 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 ARIN 2905 3107 4090 0 3116 4080 2897 1881 3753 2650 4770 5711 APNIC 588 617 839 0 649 900 776 364 823 795 940 1158 RIPE NCC 1496 1761 2066 0 1660 1924 1585 1785 2277 1613 2675 2554 LACNIC 26 26 31 0 28 26 25 20 28 14 28 33 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 20 17 3 0 14 10 11 1 6 8 0 0 Others 0 0 0 0 0 0 0 0 0 0 0 0 Total 5035 5528 7029 0 5467 6940 5294 4051 6887 5080 8413 9456 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 ARIN 6965 6751 4456 0 6719 3743 3792 2700 6089 1647 4932 3966 APNIC 1412 1383 963 0 1346 924 946 634 1164 589 1018 767 RIPE NCC 3912 3637 2729 0 3742 2399 2535 2029 3068 1358 2645 2015 LACNIC 23 23 14 0 20 16 15 11 21 6 16 12 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 7 6 4 0 5 3 5 4 4 3 4 2 Others 0 0 0 0 0 0 0 0 0 0 0 0 Total 12319 11800 8166 0 11832 7085 7293 5378 10346 3603 8615 6762 o List of martians appearing throughout the week. Prefix Origin AS 10.0.0.0/8 28747 10.9.8.1/32 6696 172.16.0.0/12 28747 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 417224 69.19.219.0/24 19864 287452 194.126.42.0/24 25122 165333 62.223.242.0/24 5602 159840 216.159.230.0/24 30455 141241 82.108.0.0/14 4589 140773 139.91.40.0/24 8522 115383 139.91.252.0/24 8522 102486 195.218.177.0/24 3216 101848 195.218.176.0/24 3216 92299 Total number of RIS BGP peering sessions: 375