RIS Statistics Report (20070507-20070514) This report was generated at Mon May 14 00:15:01 UTC 2007. 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 rrc15 APNIC 49747 47993 47017 27 47571 46588 34161 47933 48111 46673 47597 47866 47306 47547 47108 ARIN 80117 78860 78679 239 79077 78766 60549 79013 78980 79054 78875 79052 78867 79068 78944 LACNIC 15930 13644 13649 1676 13696 13691 11724 13717 13686 13684 13650 13651 13678 13668 15923 RIPE NCC 47822 44454 44124 737 45783 43211 32583 42765 44925 43812 43851 44765 44626 43395 43444 AfriNIC 376 370 376 85 376 376 308 376 376 376 376 376 376 376 376 Old 40338 39500 38841 296 39471 38974 28528 39038 39352 38899 38861 39031 38856 38870 39053 IANA 297 247 249 0 293 250 200 248 249 248 249 251 248 248 248 RFC1918 28 0 0 0 5 0 0 0 1 0 1 0 21 0 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 234655 225068 222935 3060 226272 221856 168053 223090 225680 222746 223460 224992 223978 223172 225096 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 rrc15 ARIN 12553 12530 12527 204 12532 12509 10377 12451 12520 12500 12524 12528 12498 12515 12485 APNIC 2932 2923 2904 8 2916 2900 2547 2898 2913 2901 2903 2910 2891 2905 2888 RIPE NCC 9705 9657 9669 229 9672 9643 8290 9610 9664 9632 9645 9677 9671 9652 9611 LACNIC 308 307 306 59 306 307 286 305 305 304 306 306 306 306 307 AFRINIC 48 48 48 6 48 47 44 47 48 47 48 48 47 48 47 IANA 3 3 2 0 2 3 2 1 2 2 2 2 1 2 1 Private 77 59 53 0 63 38 57 24 56 21 36 55 51 26 31 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 25628 25528 25511 506 25541 25448 21604 25337 25509 25408 25466 25528 25466 25456 25371 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 ARIN 3704 4355 4426 103 4119 5910 4482 7003 4715 5430 4625 4286 4603 5258 6539 APNIC 774 913 913 5 890 1085 935 1407 947 1106 1005 899 997 1130 1285 RIPE NCC 2914 3475 3393 152 3306 4158 3198 5191 3542 4478 3787 3596 3484 3653 4868 LACNIC 122 131 133 44 132 142 129 169 141 153 139 133 141 144 154 AFRINIC 26 28 27 6 27 27 24 28 27 27 28 28 26 28 29 IANA 3 3 2 0 2 3 2 1 2 2 2 2 1 2 1 Private 52 37 38 0 38 24 35 14 40 11 23 37 30 16 16 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 7595 8942 8932 310 8515 11349 8805 13814 9414 11207 9609 8982 9282 10232 12892 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 ARIN 8849 8175 8101 101 8413 6599 5895 5448 7805 7070 7899 8242 7895 7257 5946 APNIC 2158 2010 1991 3 2026 1815 1612 1491 1966 1795 1898 2011 1894 1775 1603 RIPE NCC 6791 6182 6276 77 6366 5485 5092 4419 6122 5154 5858 6081 6187 5999 4743 LACNIC 186 176 173 15 174 165 157 136 164 151 167 173 165 162 153 AFRINIC 22 20 21 0 21 20 20 19 21 20 20 20 21 20 18 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 25 22 15 0 25 14 22 10 16 10 13 18 21 10 15 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 18033 16586 16579 196 17026 14099 12799 11523 16095 14201 15857 16546 16184 15224 12479 IANA : AS47588 AS65535 AS6.3 Number of 4-byte ASes: 7. Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 Leaf 21297 21400 21354 374 21356 21468 17737 21631 21423 21476 21383 21402 21419 21400 21606 Transit 4205 4007 4021 76 4062 3860 3495 3600 3961 3813 3957 4001 3928 3931 3655 Transit-only 138 132 140 58 134 124 381 111 135 126 133 133 126 131 115 Total 25640 25539 25515 508 25552 25452 21613 25342 25519 25415 25473 25536 25473 25462 25376 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 Avg 6.38 6.50 6.07 4.93 6.31 6.05 6.26 5.73 6.48 5.72 6.02 6.32 7.00 5.98 7.04 Std 2.69 2.65 2.67 3.28 2.72 2.49 2.65 2.47 2.82 2.43 2.73 2.76 2.61 2.75 2.54 o List of martians appearing throughout the week. Prefix Origin AS 10.3.2.0/24 8402 10.11.0.0/16 8402 10.13.4.0/30 3212 10.20.30.0/24 34088 10.35.0.0/16 8402 10.38.0.0/16 8402 10.64.12.0/24 8402 10.74.0.0/16 8402 10.75.0.0/16 8402 10.76.0.0/16 8402 10.120.0.0/16 8402 10.121.0.0/16 8402 10.123.0.0/16 8402 10.129.0.0/16 8402 10.138.0.0/16 8402 10.139.0.0/16 8402 10.215.0.0/16 8402 10.221.0.0/16 8402 192.0.2.0/24 2854 192.168.1.0/24 8402 192.168.17.8/30 8402 192.168.17.56/30 8402 192.168.60.0/24 8402 192.168.99.0/24 8402 192.168.119.0/24 12582 192.168.168.0/24 34088 o List of hot-spots during the week. Prefix Origin AS Number of updates 193.164.14.0/24 8220 599146 62.24.238.0/24 13285 572309 208.235.224.0/21 6648 534702 80.243.64.0/20 21332 521719 12.170.126.0/24 33188 436166 64.201.12.0/24 33188 434873 12.106.30.0/24 22072 269271 80.250.40.0/22 21452 247335 194.88.240.0/23 2128 243370 80.250.44.0/22 21452 241904 Total number of RIS BGP peering sessions: 580