RIS Statistics Report (20041108-20041115) This report was generated at Mon Nov 15 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 rrc10 rrc11 rrc12 APNIC 28531 28276 26853 398 27079 25102 26923 27369 26336 26361 21859 26826 ARIN 61749 61229 60543 431 61115 58898 60850 60781 59802 60296 55510 60496 LACNIC 6529 6529 6466 237 6497 5920 6514 6469 6460 6481 6359 6481 RIPE NCC 35552 34216 24551 2820 35178 21772 24566 24189 23056 24430 18140 24722 OLD 33182 32893 31432 412 32278 30580 32253 32053 30869 31243 28228 31553 IANA 1856 1844 1834 124 1837 1718 1821 1793 1785 1718 1497 1833 RFC1918 13 3 8 0 3 2 0 0 9 1 1 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 167412 164990 151687 4422 163987 143992 152927 152654 148317 150530 131594 151911 AS number distributions wrt RIR and single-homed/multi-homed. o ASes per RIR region RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 ARIN 10498 10487 10386 225 10429 10283 10448 10356 10237 10365 9650 10387 APNIC 2126 2124 2101 27 2117 2016 2109 2102 2093 2092 1640 2103 RIPE NCC 6042 6021 6009 1312 6024 5773 6022 5969 5637 6003 4880 6014 LACNIC 82 82 78 2 80 78 82 79 77 77 76 78 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 24 18 17 0 20 11 18 8 16 8 10 17 Others 1 1 1 0 1 1 1 0 1 1 0 1 Total 18773 18733 18592 1566 18671 18162 18680 18514 18061 18546 16256 18600 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 ARIN 3140 3445 4165 153 3438 4858 5172 6619 4582 4986 4805 4409 APNIC 578 654 740 16 652 774 924 1267 857 1051 772 863 RIPE NCC 1669 1958 2002 780 1913 2498 2536 3625 2211 2780 2274 2331 LACNIC 34 34 36 2 35 39 43 50 39 41 39 40 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 16 12 13 0 14 6 11 6 11 5 4 11 Others 1 1 1 0 1 1 1 0 1 1 0 1 Total 5438 6104 6957 951 6053 8176 8687 11567 7701 8864 7894 7655 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 ARIN 7358 7042 6221 72 6991 5425 5276 3737 5655 5379 4845 5978 APNIC 1548 1470 1361 11 1465 1242 1185 835 1236 1041 868 1240 RIPE NCC 4373 4063 4007 532 4111 3275 3486 2344 3426 3223 2606 3683 LACNIC 48 48 42 0 45 39 39 29 38 36 37 38 IANA 0 0 0 0 0 0 0 0 0 0 0 0 Private 8 6 4 0 6 5 7 2 5 3 6 6 Others 0 0 0 0 0 0 0 0 0 0 0 0 Total 13335 12629 11635 615 12618 9986 9993 6947 10360 9682 8362 10945 Others: AS65535 Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 Leaf 15543 15610 15575 1097 15540 15268 15688 15868 15180 15678 13631 15594 Transit 3115 3013 2910 228 3012 2745 2885 2560 2727 2762 2294 2898 Transit-only 115 110 107 241 119 149 107 86 154 106 331 108 Total 18773 18733 18592 1566 18671 18162 18680 18514 18061 18546 16256 18600 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 Avg 6.37 6.22 5.77 5.14 6.56 6.16 6.33 6.05 6.53 5.98 6.40 6.39 Std 2.85 2.76 2.77 2.72 2.91 2.70 2.92 2.44 2.70 2.57 2.34 2.92 o List of martians appearing throughout the week. Prefix Origin AS 10.100.200.0/23 28873 10.110.0.0/23 28873 10.120.0.0/23 28873 10.120.32.0/23 28873 10.120.64.0/19 28873 10.201.0.0/23 28873 192.168.0.5/32 3741 192.168.46.252/30 7497 192.168.74.0/24 16150 192.168.110.0/23 28873 192.168.251.121/32 15404 o List of hot-spots during the week. Prefix Origin AS Number of updates 202.64.159.0/24 2706 465626 202.64.40.0/24 2706 447270 202.64.49.0/24 2706 422671 209.182.81.0/24 19071 294585 193.73.62.0/24 6730 278990 209.114.254.0/24 14359 250811 209.222.224.0/20 14102 240696 167.1.119.0/24 15084 158446 193.109.43.0/24 21086 151172 202.69.96.0/21 9785 146773 Total number of RIS BGP peering sessions: 437