RIS Statistics Report (20070212-20070219) This report was generated at Mon Feb 19 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 49853 49482 48173 0 48299 46441 38249 27370 47361 38921 47523 47809 47360 47855 44198 ARIN 78006 77201 76202 368 77182 76287 51213 19416 76080 55566 76303 77321 76649 76978 69799 LACNIC 15195 12594 12474 2409 12536 12566 9981 6441 12489 11890 12475 12517 12523 12509 14480 RIPE NCC 47202 43754 43608 1316 44848 42955 37570 21367 43330 35878 43262 44061 43478 42787 42284 AfriNIC 293 293 293 69 293 293 291 203 291 278 293 293 293 293 281 Old 40783 39422 37924 623 39220 38200 28351 12177 37885 27340 37928 39596 38662 38585 34436 IANA 78 31 31 2 77 29 27 24 31 27 31 31 76 31 30 RFC1918 8 1 0 0 7 0 1 0 0 0 0 0 0 0 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 231418 222778 218705 4787 222462 216771 165683 86998 217467 169900 217815 221628 219041 219038 205508 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 12337 12314 12226 246 12278 12251 10957 5037 12188 10120 12220 12308 12237 12295 10659 APNIC 2845 2842 2814 1 2836 2813 2661 1956 2806 2514 2815 2836 2805 2830 2656 RIPE NCC 9271 9222 9234 289 9250 9202 8617 5734 8986 8104 9211 9237 9230 9202 8292 LACNIC 285 285 279 65 283 283 274 180 278 265 279 284 282 284 271 AFRINIC 39 39 39 2 39 39 38 31 39 39 39 39 39 39 37 IANA 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 Private 143 72 47 1 75 27 34 17 64 32 30 50 26 75 24 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 24923 24776 24642 604 24763 24617 22583 12957 24363 21076 24596 24756 24621 24727 21941 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 ARIN 3672 4228 4213 159 4070 6110 5128 2090 5433 5184 5150 4245 5347 4971 5594 APNIC 777 863 933 1 915 1195 1060 787 1077 1139 1040 928 1049 1150 1242 RIPE NCC 2721 3059 3031 234 2966 4103 3299 2441 3438 3650 3542 3075 3504 3716 3859 LACNIC 106 121 118 51 118 146 139 99 131 144 138 125 139 143 134 AFRINIC 21 21 22 2 22 22 22 18 22 23 22 22 22 23 22 IANA 1 0 1 0 0 0 0 0 0 0 0 0 0 0 0 Private 103 38 19 1 44 15 21 11 36 8 22 40 15 64 16 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 7402 8331 8338 448 8136 11592 9670 5447 10138 10149 9915 8436 10077 10068 10868 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 ARIN 8665 8086 8013 87 8208 6141 5829 2947 6755 4936 7070 8063 6890 7324 5065 APNIC 2068 1979 1881 0 1921 1618 1601 1169 1729 1375 1775 1908 1756 1680 1414 RIPE NCC 6550 6163 6203 55 6284 5099 5318 3293 5548 4454 5669 6162 5726 5486 4433 LACNIC 179 164 161 14 165 137 135 81 147 121 141 159 143 141 137 AFRINIC 18 18 17 0 17 17 16 13 17 16 17 17 17 16 15 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 40 34 28 0 31 12 13 6 28 24 8 10 11 11 8 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 17521 16445 16304 156 16627 13025 12913 7510 14225 10927 14681 16320 14544 14659 11073 IANA : AS65535 Number of 4-byte ASes: 0. Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 Leaf 20702 20728 20624 492 20691 20814 18809 10102 20511 17534 20735 20724 20764 20838 18481 Transit 4075 3916 3873 91 3936 3688 3537 2032 3667 3244 3736 3910 3744 3777 3193 Transit-only 159 147 153 23 146 128 250 834 193 304 134 133 124 123 276 Total 24936 24791 24650 606 24773 24630 22596 12968 24371 21082 24605 24767 24632 24738 21950 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 Avg 6.29 6.49 5.89 4.43 6.09 6.03 6.23 6.17 6.64 5.84 6.12 6.04 7.01 5.77 6.89 Std 2.65 2.65 2.59 2.91 2.67 2.50 2.59 2.54 2.88 2.45 2.75 2.66 2.54 2.66 2.40 o List of martians appearing throughout the week. Prefix Origin AS 10.20.90.0/24 23352 10.250.250.0/24 23352 192.0.2.0/24 2854 192.168.254.0/24 5606 o List of hot-spots during the week. Prefix Origin AS Number of updates 12.170.126.0/24 33188 542246 64.201.12.0/24 33188 540510 62.24.238.0/24 13285 440780 142.71.0.0/20 36000 398569 204.94.124.0/24 4755 294372 12.198.206.0/24 21761 260829 192.96.14.0/24 16637 218892 192.96.13.0/24 16637 218832 12.106.30.0/24 22072 195662 89.232.187.0/24 30745 195258 Total number of RIS BGP peering sessions: 577