RIS Statistics Report (20040405-20040412) This report was generated at Mon Apr 12 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 25543 25399 21141 0 24861 17725 22656 10012 24314 10161 24039 23938 ARIN 57566 57466 48061 0 57112 25000 54707 18712 56784 14711 55321 55150 LACNIC 5499 5499 4895 0 5486 3668 5432 2333 5491 1752 5471 5453 RIPE NCC 36966 23957 17904 0 36136 20053 20258 11607 22631 7566 22382 22171 OLD 30765 30502 24199 0 29848 17631 28813 10710 29132 8347 28693 28628 IANA 235 233 169 0 234 211 211 104 231 73 230 231 RFC1918 4 0 0 0 4 0 0 0 0 0 0 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 156578 143056 116369 0 153681 84288 132077 53478 138583 42610 136136 135571 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 9846 9841 8687 0 9779 5761 9624 4543 9756 3787 9704 9691 APNIC 2000 2000 1667 0 1990 1706 1811 1100 1981 1126 1966 1965 RIPE NCC 5356 5341 4584 0 5352 4988 4885 3358 5304 2584 5321 5328 LACNIC 49 49 40 0 48 37 48 30 48 16 44 45 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 54 17 4 0 11 9 7 4 10 42 3 2 Others 1 1 1 0 1 0 1 1 1 0 1 0 Total 17306 17249 14983 0 17181 12501 16376 9036 17100 7555 17039 17031 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 ARIN 2910 3068 4326 0 3139 2564 4913 2037 4543 2201 4475 5620 APNIC 577 620 708 0 634 810 806 444 905 526 876 1084 RIPE NCC 1469 1734 1918 0 1630 2438 2076 1527 2343 1301 2506 3021 LACNIC 24 24 20 0 24 21 29 19 26 11 24 30 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 50 13 1 0 7 7 5 2 7 40 0 0 Others 1 1 1 0 1 0 1 1 1 0 1 0 Total 5031 5460 6974 0 5435 5840 7830 4030 7825 4079 7882 9755 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc08 rrc10 rrc11 ARIN 6936 6773 4361 0 6640 3197 4711 2506 5213 1586 5229 4071 APNIC 1423 1380 959 0 1356 896 1005 656 1076 600 1090 881 RIPE NCC 3887 3607 2666 0 3722 2550 2809 1831 2961 1283 2815 2307 LACNIC 25 25 20 0 24 16 19 11 22 5 20 15 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 4 4 3 0 4 2 2 2 3 2 3 2 Others 0 0 0 0 0 0 0 0 0 0 0 0 Total 12275 11789 8009 0 11746 6661 8546 5006 9275 3476 9157 7276 Others: AS65535 o List of martians appearing throughout the week. Prefix Origin AS 10.0.0.0/8 28747 172.16.0.0/12 28747 192.0.2.0/24 5669 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 465476 69.19.219.0/24 19864 304792 62.223.242.0/24 5602 196040 194.126.42.0/24 25122 191039 82.108.0.0/14 4589 141296 216.159.230.0/24 30455 137489 139.91.40.0/24 8522 117463 195.218.176.0/24 3216 105871 195.218.177.0/24 3216 103748 207.191.56.0/24 4519 103671 Total number of RIS BGP peering sessions: 370