RIS Statistics Report (20051024-20051031) This report was generated at Mon Oct 31 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 rrc13 rrc14 APNIC 33523 33080 32249 0 33177 32327 32498 14027 24419 31632 21941 32462 32746 32209 ARIN 65398 64524 62915 0 65077 63855 64283 20980 55643 63059 33599 63664 64012 63796 LACNIC 8194 8188 8035 0 8156 8185 8186 4397 8073 8084 5127 8136 8161 8102 RIPE NCC 31191 29010 27492 0 30284 27620 28179 15343 18990 27294 19187 28794 28730 27002 OLD 36673 36133 33084 0 34779 34291 34537 12912 32397 33328 18896 33999 34487 34126 IANA 9027 8743 8414 0 8874 8569 8619 4170 8352 8426 5414 8670 8662 8391 RFC1918 29 7 5 0 20 0 0 0 0 1 0 0 3 0 AFRINIC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 184035 179685 172194 0 180367 174847 176302 71829 147874 171824 104164 175725 176801 173626 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 ARIN 11291 11260 11084 0 11243 11222 11220 5213 10661 11045 7639 11201 11194 11206 APNIC 2367 2357 2320 0 2362 2345 2345 1232 2148 2322 1928 2340 2336 2340 RIPE NCC 7320 7266 7121 0 7274 7252 7253 4950 6040 7216 5934 7268 7284 7222 LACNIC 153 153 147 0 150 151 151 95 146 145 111 148 151 149 AFRINIC 6 5 6 0 5 6 6 2 5 5 3 6 6 5 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 82 54 50 0 58 34 42 8 18 12 39 53 47 32 Others 1 1 1 0 1 1 1 0 1 1 1 1 1 1 Total 21220 21096 20729 0 21093 21011 21018 11500 19019 20746 15655 21017 21019 20955 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 3306 4328 4230 0 3757 5454 4777 3460 6164 6558 3362 4135 4730 7031 APNIC 670 930 884 0 768 1018 914 689 1119 1316 881 815 882 1310 RIPE NCC 1987 2856 2557 0 2201 3446 2894 3230 3148 4026 2420 2460 2744 4321 LACNIC 62 68 68 0 66 89 78 69 96 94 58 66 78 101 AFRINIC 5 5 5 0 4 6 6 2 4 5 3 5 5 5 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 62 36 38 0 40 25 31 5 9 6 34 40 35 26 Others 0 0 0 0 0 0 0 0 0 0 1 0 0 0 Total 6092 8223 7782 0 6836 10038 8700 7455 10540 12005 6759 7521 8474 12794 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 7985 6932 6854 0 7486 5768 6443 1753 4497 4487 4277 7066 6464 4175 APNIC 1697 1427 1436 0 1594 1327 1431 543 1029 1006 1047 1525 1454 1030 RIPE NCC 5333 4410 4564 0 5073 3806 4359 1720 2892 3190 3514 4808 4540 2901 LACNIC 91 85 79 0 84 62 73 26 50 51 53 82 73 48 AFRINIC 1 0 1 0 1 0 0 0 1 0 0 1 1 0 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 20 18 12 0 18 9 11 3 9 6 5 13 12 6 Others 1 1 1 0 1 1 1 0 1 1 0 1 1 1 Total 15128 12873 12947 0 14257 10973 12318 4045 8479 8741 8896 13496 12545 8161 Others: AS65535 o List of martians appearing throughout the week. Prefix Origin AS 10.0.0.12/30 16524 10.0.187.0/30 16524 10.31.1.0/24 9009 10.31.2.0/24 9009 10.31.3.0/24 9009 10.32.1.0/24 9009 10.32.2.0/24 9009 10.32.4.0/24 9009 10.44.0.0/24 9009 10.49.0.0/24 9009 10.101.39.12/30 12390 10.101.39.16/30 12390 10.101.39.18/32 12390 10.101.39.20/30 12390 10.101.39.22/32 12390 10.254.253.76/30 8732 10.254.253.80/30 8732 10.254.254.15/32 8732 172.21.0.0/19 12956 172.22.0.0/18 12956 172.23.0.0/17 12956 172.24.0.0/18 12956 172.25.0.0/16 12956 172.25.87.0/24 12956 172.30.84.48/29 8968 192.168.90.0/24 5417 192.168.91.0/24 5417 192.168.191.0/24 5417 o List of hot-spots during the week. Prefix Origin AS Number of updates 212.98.233.0/24 15924 183343 81.213.47.0/24 9121 113659 69.26.199.0/24 30166 89257 199.181.158.0/23 4595 37486 220.247.240.0/22 9329 33534 81.212.197.0/24 9121 30920 220.247.244.0/22 9329 30058 81.212.149.0/24 9121 23996 204.10.112.0/21 27027 23881 204.201.21.0/24 20096 20713 Total number of RIS BGP peering sessions: 534