RIS Statistics Report (20040524-20040531) This report was generated at Mon May 31 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 26317 26314 25123 19552 25666 20284 24286 11763 25050 9438 0 22536 ARIN 59421 59388 57648 48259 59069 55658 55945 26169 57694 9119 0 53604 LACNIC 5746 5745 5715 4687 5732 4983 5678 3330 5715 1641 0 5478 RIPE NCC 23777 23516 22884 16843 23468 15689 21340 13500 22660 6522 0 18913 OLD 31363 31219 29663 24723 30872 26734 28508 14318 29657 6455 0 27307 IANA 541 541 535 432 539 401 515 348 534 144 0 458 RFC1918 6 0 0 1 6 0 0 0 0 2 0 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 147171 146723 141568 114497 145352 123749 136272 69428 141310 33321 0 128296 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 10035 10024 9916 277 10001 9729 9721 6214 9875 2985 0 9329 APNIC 2028 2027 1998 25 2023 1713 1962 1164 1990 1091 0 1651 RIPE NCC 5514 5500 5484 2113 5501 4382 5065 4035 5473 2461 0 4718 LACNIC 53 53 49 2 53 49 52 38 48 18 0 49 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 27 24 13 3 22 11 16 8 9 6 0 9 Others 1 0 0 1 1 0 0 0 0 0 0 0 Total 17658 17628 17460 2421 17601 15884 16816 11459 17395 6561 0 15756 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 ARIN 2907 3077 4018 157 3081 5349 3784 2442 5016 1726 0 4930 APNIC 511 579 753 17 579 778 678 453 962 497 0 734 RIPE NCC 1522 1767 2197 1332 1667 1855 1984 1683 2646 1323 0 2300 LACNIC 25 26 25 2 29 30 28 20 30 12 0 28 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 20 21 11 0 18 11 15 8 7 5 0 9 Others 1 0 0 1 1 0 0 0 0 0 0 0 Total 4986 5470 7004 1509 5375 8023 6489 4606 8661 3563 0 8001 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 ARIN 7128 6947 5898 120 6920 4380 5937 3772 4859 1259 0 4399 APNIC 1517 1448 1245 8 1444 935 1284 711 1028 594 0 917 RIPE NCC 3992 3733 3287 781 3834 2527 3081 2352 2827 1138 0 2418 LACNIC 28 27 24 0 24 19 24 18 18 6 0 21 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 7 3 2 3 4 0 1 0 2 1 0 0 Others 0 0 0 0 0 0 0 0 0 0 0 0 Total 12672 12158 10456 912 12226 7861 10327 6853 8734 2998 0 7755 Others: AS65535 o List of martians appearing throughout the week. Prefix Origin AS 10.0.0.0/8 20738 10.0.16.0/27 8928 172.16.0.0/12 297 192.0.2.0/24 297 192.168.0.0/16 297 192.168.90.0/24 5417 192.168.91.0/24 5417 o List of hot-spots during the week. Prefix Origin AS Number of updates 139.91.40.0/24 0 325624 139.91.252.0/24 0 324221 205.236.85.0/24 0 165404 213.131.37.0/24 0 122683 213.131.43.0/24 0 121081 213.131.39.0/24 0 121077 213.131.38.0/24 0 121073 209.182.81.0/24 0 116485 82.108.0.0/14 0 116065 213.131.33.0/24 0 105093 Total number of RIS BGP peering sessions: 383