RIS Statistics Report (20090525-20090601)
This report was generated at Mon Jun 1 00:15:01 UTC 2009. 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 rrc16
APNIC 87938 74908 84030 0 0 68770 67536 65304 65591 65477 66083 66076 71030 0 64957 70359
ARIN 129595 98199 126281 0 0 95156 95258 95394 94262 94004 95018 94904 95233 0 95349 93571
LACNIC 42458 24780 40118 0 0 24827 24949 23749 24765 24777 24788 24770 25071 0 27430 22350
RIPE NCC 384619 65106 129225 0 0 75506 75140 62749 64732 68182 65766 70498 299257 0 64162 63983
AfriNIC 3957 3083 3950 0 0 3081 3097 3074 3101 3100 3110 3107 3103 0 3097 3088
Old 51415 43457 48268 0 0 42658 42604 42156 41558 41536 41771 42188 42429 0 42569 42520
IANA 42 1 41 0 0 0 0 0 0 1 1 1 1 0 0 1
RFC1918 4693 1 11 0 0 7 0 0 0 5 4 1 4673 0 5 0
OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
TOTAL 704717 309535 431924 0 0 310005 308584 292426 294009 297082 296541 301545 540797 0 297569 295872
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 rrc16
ARIN 13336 13305 13232 0 13306 13291 13296 13038 13218 13225 13243 13236 13285 0 13258 0
APNIC 3767 3759 3704 0 3737 3733 3721 3660 3706 3699 3717 3718 3706 0 3677 0
RIPE NCC 13339 13303 13294 0 13296 13298 13307 13147 13297 13290 13308 13300 13304 0 13247 0
LACNIC 1143 1137 1129 0 1140 1137 1138 1122 1130 1128 1131 1132 1139 0 1138 0
AFRINIC 263 262 262 0 262 263 263 257 261 261 262 262 262 0 260 0
IANA 1 1 1 0 1 1 1 0 1 1 1 1 1 0 0 0
Private 99 47 56 0 39 39 46 13 37 37 48 37 46 0 28 0
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 31949 31815 31679 0 31782 31763 31773 31238 31651 31642 31711 31687 31744 0 31609 0
o Number of single-homed ASes.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
ARIN 4299 4827 5123 0 5122 5718 5064 8291 5650 5956 5170 5262 5232 0 7365 0
APNIC 1057 1194 1327 0 1323 1322 1302 1898 1444 1464 1266 1311 1387 0 1773 0
RIPE NCC 4222 4962 4903 0 4915 5242 4911 8142 5153 5279 4909 5067 4856 0 7497 0
LACNIC 380 449 468 0 452 459 457 554 471 479 445 457 454 0 485 0
AFRINIC 99 107 107 0 111 116 103 129 105 113 106 108 108 0 124 0
IANA 0 1 1 0 0 1 1 0 1 1 1 1 1 0 0 0
Private 70 31 41 0 29 28 31 12 25 24 33 28 25 0 22 0
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 10127 11571 11970 0 11952 12886 11869 19026 12849 13316 11930 12234 12063 0 17266 0
o Number of multi-homed ASes.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
ARIN 9037 8478 8109 0 8184 7573 8232 4747 7568 7269 8073 7974 8053 0 5893 0
APNIC 2710 2565 2377 0 2414 2411 2419 1762 2262 2235 2451 2407 2319 0 1904 0
RIPE NCC 9117 8341 8391 0 8381 8056 8396 5005 8144 8011 8399 8233 8448 0 5750 0
LACNIC 763 688 661 0 688 678 681 568 659 649 686 675 685 0 653 0
AFRINIC 164 155 155 0 151 147 160 128 156 148 156 154 154 0 136 0
IANA 1 0 0 0 1 0 0 0 0 0 0 0 0 0 0 0
Private 29 16 15 0 10 11 15 1 12 13 15 9 21 0 6 0
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 21822 20244 19709 0 19830 18877 19904 12212 18802 18326 19781 19453 19681 0 14343 0
IANA : AS65535
Number of 4-byte ASes: 40.
o List of martians appearing throughout the week.
Prefix Origin AS
10.0.0.0/8 9317
10.1.1.0/25 3741
10.100.100.100/30 6067
10.221.3.149/32 1267
10.221.3.150/32 1267
10.221.3.151/32 1267
10.221.3.152/32 1267
172.30.157.0/26 8968
o List of hot-spots during the week.
Prefix Origin AS Number of updates
89.218.220.0/23 9198 1314325
89.218.218.0/23 9198 1314262
95.59.2.0/23 9198 1311338
95.59.8.0/23 9198 1311181
95.59.4.0/22 9198 1311144
92.46.244.0/23 9198 1216554
41.204.2.0/24 32398 361324
194.110.240.0/24 42778 317471
150.187.0.0/16 20312 239778
150.186.0.0/16 20312 211841
Total number of RIS BGP peering sessions: 632