RIS Statistics Report (20090601-20090608)
This report was generated at Mon Jun 8 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 129940 74826 64721 0 86659 68136 68078 64620 65022 64858 65442 66131 120220 0 64373 70488
ARIN 119429 98292 93158 0 114122 94171 94306 95547 93238 93135 94027 93889 112341 0 94342 93699
LACNIC 35958 25849 22690 0 32412 25815 25925 24422 25710 25716 25726 22803 31235 0 28284 22818
RIPE NCC 517852 65611 71236 0 221356 81271 78699 63746 66313 74775 66890 66574 341134 0 64972 64304
AfriNIC 4009 3174 3197 0 3968 3195 3212 3174 3218 3216 3214 3229 3715 0 3211 3169
Old 119795 43620 41712 0 49009 42895 42891 42400 41698 41720 41796 41817 114704 0 42826 42667
IANA 35656 1 1 0 45 0 0 0 0 1 1 1 35647 0 1 1
RFC1918 16493 1 5 0 168 7 479 0 0 5 4 8 15974 0 0 0
OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
TOTAL 979132 311374 296720 0 507739 315490 313590 293909 295199 303426 297100 294452 774970 0 298009 297146
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 13354 13326 13249 0 13323 13310 13313 13066 13238 13246 13264 13259 13299 0 13281 13193
APNIC 3774 3765 3713 0 3745 3743 3727 3652 3714 3704 3725 3727 3706 0 3687 3707
RIPE NCC 13387 13351 13340 0 13349 13345 13348 13190 13344 13340 13354 13348 13348 0 13302 13312
LACNIC 1147 1142 1131 0 1143 1141 1139 1127 1132 1133 1134 1135 1143 0 1143 1128
AFRINIC 263 262 261 0 261 263 263 257 260 260 262 261 262 0 260 258
IANA 1 1 1 0 1 1 1 0 1 1 1 1 1 0 0 1
Private 130 74 68 0 64 73 70 17 74 52 64 72 75 0 58 23
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 32057 31922 31764 0 31887 31877 31862 31310 31764 31737 31805 31804 31835 0 31732 31623
o Number of single-homed ASes.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
ARIN 4220 4742 5160 0 5116 5676 5019 8010 5701 5838 5157 5270 5316 0 7028 7997
APNIC 1065 1211 1379 0 1324 1338 1332 1914 1483 1428 1288 1338 1419 0 1747 1887
RIPE NCC 4175 4903 5122 0 4911 5300 4959 8239 5276 5271 4947 5092 4963 0 7501 7685
LACNIC 381 448 472 0 449 451 451 562 475 469 461 453 450 0 473 543
AFRINIC 94 107 110 0 105 110 105 124 104 107 105 105 103 0 116 122
IANA 0 0 1 0 0 1 1 0 1 1 0 1 0 0 0 1
Private 88 50 57 0 48 45 49 11 48 29 46 47 46 0 42 19
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 10023 11461 12301 0 11953 12921 11916 18860 13088 13143 12004 12306 12297 0 16907 18254
o Number of multi-homed ASes.
RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 rrc16
ARIN 9134 8584 8089 0 8207 7634 8294 5056 7537 7408 8107 7989 7983 0 6253 5196
APNIC 2709 2554 2334 0 2421 2405 2395 1738 2231 2276 2437 2389 2287 0 1940 1820
RIPE NCC 9212 8448 8218 0 8438 8045 8389 4951 8068 8069 8407 8256 8385 0 5801 5627
LACNIC 766 694 659 0 694 690 688 565 657 664 673 682 693 0 670 585
AFRINIC 169 155 151 0 156 153 158 133 156 153 157 156 159 0 144 136
IANA 1 1 0 0 1 0 0 0 0 0 1 0 1 0 0 0
Private 42 24 11 0 16 28 21 6 26 23 18 25 29 0 16 4
Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0
Total 22034 20461 19463 0 19934 18956 19946 12450 18676 18594 19801 19498 19538 0 14825 13369
IANA : AS65535
Number of 4-byte ASes: 45.
o List of martians appearing throughout the week.
Prefix Origin AS
10.0.0.0/30 8342
10.0.0.2/32 8342
10.1.1.0/25 3741
10.10.38.0/24 40015
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
95.59.2.0/23 9198 1040290
95.59.4.0/22 9198 1040283
95.59.8.0/23 9198 1040166
89.218.220.0/23 9198 1038466
89.218.218.0/23 9198 1038246
92.46.244.0/23 9198 911013
95.59.1.0/24 9198 445548
194.110.240.0/24 42778 250754
193.201.184.0/21 25546 245940
217.69.180.0/24 29357 106136
Total number of RIS BGP peering sessions: 631