RIS Statistics Report (20070709-20070716) This report was generated at Mon Jul 16 00:15:02 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 51176 50000 49132 7438 50166 41203 48115 15218 47835 47758 48766 49356 48967 49270 23601 ARIN 81421 80429 79610 10778 80522 55592 80513 19796 74289 74559 79622 80549 79926 80284 35237 LACNIC 15200 14031 13933 4762 14015 12179 14009 6400 13987 13978 14051 14013 13993 14065 10117 RIPE NCC 60932 46648 46621 9052 47111 36866 55639 22342 44469 40949 45748 46991 46734 45512 26713 AfriNIC 538 530 536 177 536 521 536 320 533 531 538 538 536 538 355 Old 41043 40346 39034 5373 39652 28118 38757 11093 37346 36580 38794 39754 39143 39281 17879 IANA 1188 1137 1127 367 1137 996 1128 716 1126 1121 1132 1173 1127 1127 777 RFC1918 17 0 13 2 6 0 1 0 1 0 2 4 0 0 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 251515 233121 230006 37949 233145 175475 238698 75885 219586 215476 228653 232378 230426 230077 114679 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 12700 12672 12586 3055 12644 10545 12584 5040 12206 11652 12576 12666 12588 12624 7108 APNIC 2998 2988 2955 800 2979 2750 2958 1509 2951 2937 2946 2977 2943 2963 2020 RIPE NCC 9995 9965 9971 2975 9972 8544 9637 6159 9629 9114 9937 9976 9971 9946 6976 LACNIC 335 334 328 130 331 306 333 202 328 326 328 333 329 334 259 AFRINIC 58 56 57 16 58 54 57 44 56 56 57 57 57 56 49 IANA 1 1 1 0 1 1 1 1 1 1 1 1 1 1 1 Private 72 55 45 2 59 37 53 23 44 24 28 51 44 26 31 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 26160 26071 25944 6978 26044 22237 25623 12978 25215 24110 25874 26061 25933 25950 16444 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 ARIN 3823 4167 4297 2299 4300 4599 5082 2241 5240 5315 5492 4620 5180 5389 2999 APNIC 776 860 927 549 913 1072 1014 625 1047 1168 1144 913 1062 1039 844 RIPE NCC 2930 3338 3274 2085 3301 3680 3826 2895 3586 3972 4214 3527 3657 4076 2943 LACNIC 124 140 140 95 136 155 147 96 159 161 161 142 151 160 124 AFRINIC 30 29 30 12 31 31 31 25 31 35 33 31 31 31 30 IANA 0 0 1 0 1 1 1 1 1 1 1 1 1 1 1 Private 41 30 27 1 36 18 30 10 26 9 13 33 24 11 11 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 7724 8564 8696 5041 8718 9556 10131 5893 10090 10661 11059 9267 10106 10707 6952 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 ARIN 8877 8505 8289 756 8344 5946 7502 2799 6966 6337 7084 8046 7408 7235 4109 APNIC 2222 2128 2028 251 2066 1678 1944 884 1904 1769 1802 2064 1881 1924 1176 RIPE NCC 7065 6627 6697 890 6671 4864 5811 3264 6043 5142 5723 6449 6314 5870 4033 LACNIC 211 194 188 35 195 151 186 106 169 165 167 191 178 174 135 AFRINIC 28 27 27 4 27 23 26 19 25 21 24 26 26 25 19 IANA 1 1 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 31 25 18 1 23 19 23 13 18 15 15 18 20 15 20 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 18436 17507 17248 1937 17326 12681 15492 7085 15125 13449 14815 16794 15827 15243 9492 IANA : AS65535 Number of 4-byte ASes: 9. Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 Leaf 21708 21795 21734 5440 21779 18442 21507 10014 21162 20267 21840 21818 21845 21831 13136 Transit 4313 4151 4080 588 4122 3426 3943 2105 3850 3592 3900 4111 3958 3976 2549 Transit-only 149 134 132 952 151 376 182 863 205 253 137 137 138 148 763 Total 26170 26080 25946 6980 26052 22244 25632 12982 25217 24112 25877 26066 25941 25955 16448 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 Avg 6.27 6.27 5.68 5.07 6.20 6.28 6.03 6.13 6.51 5.79 5.94 6.14 6.85 5.90 7.30 Std 2.65 2.60 2.54 2.22 2.71 2.50 2.54 2.49 2.87 2.38 2.66 2.71 2.54 2.71 2.60 o List of martians appearing throughout the week. Prefix Origin AS 10.11.12.0/24 34245 10.11.13.0/24 34245 10.20.90.0/24 23352 10.22.10.0/24 6663 10.193.3.0/24 34245 10.193.14.32/27 34245 10.193.14.64/27 34245 10.250.250.0/24 23352 172.28.0.58/32 8751 192.0.2.0/24 25418 192.168.0.0/24 6730 192.168.1.0/24 6730 192.168.2.0/24 34245 192.168.10.0/24 34245 192.168.107.0/24 34245 192.168.109.0/24 34245 192.168.117.0/24 34245 192.168.119.0/24 34245 Can not connect to DB rrc14 Total number of RIS BGP peering sessions: 580