RIS Statistics Report (20060116-20060123) This report was generated at Mon Jan 23 00:15:01 UTC 2006. 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 rrc13 rrc14 APNIC 34289 30980 33560 0 33773 28166 33057 33576 30171 32854 28428 33423 24036 31934 ARIN 65906 49822 64719 121 65324 53602 61331 64849 60829 63735 51400 64459 34978 56867 LACNIC 8685 8002 8611 951 8641 7817 8396 8454 8380 8386 7661 8620 6150 7459 RIPE NCC 31169 24395 28751 763 29493 19026 25491 27687 27093 28135 22308 29416 23668 24781 OLD 35804 28727 34424 229 35301 27042 33650 34708 33968 33786 26012 34339 19712 31790 IANA 11009 9002 10670 82 10769 8751 10071 10398 10455 10391 8976 10707 7568 9578 RFC1918 27 7 1 0 11 0 0 0 0 2 0 3 4 0 AFRINIC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 186889 150935 180736 2146 183312 144404 171996 179672 170896 177289 144785 180967 116116 162409 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 rrc13 rrc14 ARIN 11449 9693 11346 152 11399 9828 10884 11317 11082 11292 9568 11333 8266 10213 APNIC 2441 2313 2430 0 2436 2242 2408 2398 2371 2399 2174 2423 2094 2367 RIPE NCC 7616 6896 7588 211 7597 5887 6898 7512 7358 7529 6382 7590 6801 7000 LACNIC 179 174 176 26 177 169 170 175 173 173 158 175 146 163 AFRINIC 7 7 7 0 7 6 7 7 7 7 7 7 7 6 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 57 24 17 0 27 13 13 7 8 8 14 15 13 30 Others 1 1 1 0 1 0 0 1 1 1 1 1 1 1 Total 21750 19108 21565 389 21644 18145 20380 21417 21000 21409 18304 21544 17328 19780 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 3481 4150 4080 99 3886 4734 4725 7680 5743 5928 4362 4422 3526 6151 APNIC 689 855 816 0 783 947 864 1452 1108 1200 866 856 784 1158 RIPE NCC 2240 2778 2593 164 2543 2429 2907 5115 3522 3856 2677 2855 2815 4171 LACNIC 75 87 80 24 82 93 84 123 100 99 81 86 72 104 AFRINIC 3 4 3 0 3 3 4 5 4 4 4 3 4 4 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 40 10 8 0 17 6 4 1 3 2 6 7 2 23 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 6528 7884 7580 287 7314 8212 8588 14376 10480 11089 7996 8229 7203 11611 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 7968 5543 7266 53 7513 5094 6159 3637 5339 5364 5206 6911 4740 4062 APNIC 1752 1458 1614 0 1653 1295 1544 946 1263 1199 1308 1567 1310 1209 RIPE NCC 5376 4118 4995 47 5054 3458 3991 2397 3836 3673 3705 4735 3986 2829 LACNIC 104 87 96 2 95 76 86 52 73 74 77 89 74 59 AFRINIC 4 3 4 0 4 3 3 2 3 3 3 4 3 2 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 17 14 9 0 10 7 9 6 5 6 8 8 11 7 Others 1 1 1 0 1 0 0 1 1 1 1 1 1 1 Total 15222 11224 13985 102 14330 9933 11792 7041 10520 10320 10308 13315 10125 8169 Others: AS65535 Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 Leaf 18035 15826 18071 299 18082 15038 17020 18497 17919 18306 15169 18094 14203 16796 Transit 3589 2997 3386 55 3450 2732 3172 2841 2972 3015 2789 3340 2736 2810 Transit-only 126 285 108 35 112 375 188 79 109 88 346 110 389 174 Total 21750 19108 21565 389 21644 18145 20380 21417 21000 21409 18304 21544 17328 19780 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 Avg 6.39 6.50 6.30 4.22 6.30 6.05 5.98 4.73 4.87 5.00 6.26 6.16 7.98 4.73 Std 2.81 2.69 3.11 2.56 2.70 2.61 2.61 1.89 1.82 1.80 2.85 2.63 2.88 1.90 o List of martians appearing throughout the week. Prefix Origin AS 10.0.0.0/8 16215 10.31.1.0/24 9009 10.31.2.0/24 9009 10.31.3.0/24 9009 10.32.1.0/24 9009 10.32.4.0/24 9009 10.33.1.0/24 9009 10.44.0.0/24 9009 10.49.0.0/24 9009 10.131.4.0/24 6877 10.141.100.0/24 6877 10.210.0.0/16 29329 172.16.0.0/12 16215 172.16.1.0/29 12124 172.16.1.8/29 12124 172.16.1.16/29 12124 172.16.1.24/29 12124 172.16.2.0/29 12124 172.20.4.0/24 8968 172.20.34.0/24 8968 192.0.2.0/24 16215 192.168.0.0/16 16215 192.168.3.0/24 6140 192.168.5.0/24 6140 192.168.100.0/22 29404 192.168.124.0/22 29404 o List of hot-spots during the week. Prefix Origin AS Number of updates 207.168.184.0/24 32832 557003 81.212.149.0/24 9121 491227 81.213.47.0/24 9121 357904 67.151.119.0/24 33486 339997 62.111.4.0/24 6666 294639 194.190.36.0/24 5592 249696 204.214.158.0/24 7810 215906 195.234.54.0/23 35726 215876 69.61.77.0/24 36344 184914 12.34.129.0/24 26885 155486 Total number of RIS BGP peering sessions: 554