RIS Statistics Report (20050207-20050214) This report was generated at Mon Feb 14 00:15:01 UTC 2005. 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 rrc14 APNIC 29643 29456 28826 183 28905 28643 29087 29178 28906 28153 28323 28787 8309 ARIN 65577 64834 64471 650 65169 64357 65001 64507 64480 63453 63586 63470 5503 LACNIC 8557 8541 6757 1340 7345 8539 8552 8541 6758 6741 6741 6735 509 RIPE NCC 28341 26854 26428 5972 26938 25598 26437 25414 26068 23873 25442 26350 2995 OLD 33721 33076 32152 1291 33406 32724 32820 32711 32244 31451 31977 32162 3051 IANA 3406 3314 3217 445 3337 3280 3216 3271 3229 2957 3187 3221 298 RFC1918 35 11 1 0 11 4 7 0 19 0 0 0 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 169280 166086 161852 9881 165111 163145 165120 163622 161704 156628 159256 160725 20665 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 rrc14 ARIN 10670 10650 10553 292 10620 10629 10635 10548 10528 10497 10521 10540 1562 APNIC 2187 2181 2158 18 2179 2173 2167 2157 2149 2147 2147 2161 1109 RIPE NCC 6333 6307 6307 2298 6311 6303 6312 6278 6292 5952 6292 6303 869 LACNIC 102 102 96 11 99 101 102 99 96 97 96 95 7 IANA 1 1 1 0 1 1 1 1 1 1 1 1 0 Private 43 30 20 2 29 18 25 14 26 12 15 20 0 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 19336 19271 19135 2621 19239 19225 19242 19097 19092 18706 19072 19120 3547 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 3119 3400 4443 186 3556 4252 4124 6487 4435 5592 4630 4070 1281 APNIC 641 703 811 16 738 866 776 1154 827 1105 942 893 907 RIPE NCC 1733 2125 2598 1466 2060 2594 2344 3679 2342 2520 2683 2373 718 LACNIC 46 48 51 10 46 53 52 66 53 55 53 52 7 IANA 1 1 1 0 1 1 1 1 1 1 1 1 0 Private 28 18 10 0 19 11 14 9 16 6 9 11 0 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 5568 6295 7914 1678 6420 7777 7311 11396 7674 9279 8318 7400 2913 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 7551 7250 6110 106 7064 6377 6511 4061 6093 4905 5891 6470 281 APNIC 1546 1478 1347 2 1441 1307 1391 1003 1322 1042 1205 1268 202 RIPE NCC 4600 4182 3709 832 4251 3709 3968 2599 3950 3432 3609 3930 151 LACNIC 56 54 45 1 53 48 50 33 43 42 43 43 0 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 15 12 10 2 10 7 11 5 10 6 6 9 0 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 13768 12976 11221 943 12819 11448 11931 7701 11418 9427 10754 11720 634 IANA : AS40439 Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 Leaf 15997 16084 16071 1983 16069 16192 16093 16389 16105 15792 16181 16069 3055 Transit 3213 3070 2949 411 3058 2936 3035 2621 2884 2796 2805 2949 432 Transit-only 126 117 115 227 112 97 114 87 103 118 86 102 60 Total 19336 19271 19135 2621 19239 19225 19242 19097 19092 18706 19072 19120 3547 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 Avg 5.97 5.92 5.88 4.91 5.92 5.99 5.91 6.01 6.24 5.76 5.73 5.82 4.43 Std 2.55 2.48 2.69 2.51 2.56 2.51 2.62 2.28 2.52 2.35 2.12 2.51 2.22 Can not connect to DB rrc14 Total number of RIS BGP peering sessions: 468