RIS Statistics Report (20080107-20080114) This report was generated at Mon Jan 14 00:15:01 UTC 2008. 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 60149 55020 53349 0 58710 53704 53788 54215 53119 52983 54006 0 53070 54383 53625 ARIN 86502 85154 84144 0 85061 84835 85253 84400 84404 84490 84330 0 84217 85871 85988 LACNIC 20229 18288 18105 0 18289 18213 18214 18334 18238 18242 18123 0 18238 18236 20221 RIPE NCC 97869 50376 50366 0 87882 49637 49988 48956 57492 49653 50174 0 50058 72800 49268 AfriNIC 2830 2819 2816 0 2818 2548 2548 2550 2558 2544 2823 0 2558 2553 2549 Old 40643 39931 38997 0 40002 39559 39601 39531 38995 38971 39132 0 38836 39681 39629 IANA 44 44 44 0 43 44 43 43 44 44 44 0 43 44 43 RFC1918 70 2 27 0 34 0 0 0 0 4 0 0 4 0 6 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 308336 251634 247848 0 292839 248540 249435 248029 254850 246931 248632 0 247024 273568 251329 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 13039 13015 12943 0 13024 12990 13003 12917 12937 12913 12941 0 12911 13013 12979 APNIC 3124 3111 3080 0 3104 3082 3080 3069 3078 3080 3078 0 3056 3102 3078 RIPE NCC 10816 10788 10791 0 10796 10777 10776 10730 10783 10764 10780 0 10778 10778 10750 LACNIC 414 412 407 0 413 411 413 408 407 406 405 0 406 412 411 AFRINIC 76 76 76 0 76 76 76 76 76 76 76 0 76 76 76 IANA 4 3 4 0 4 2 3 2 4 2 2 0 4 4 2 Private 166 126 115 0 57 34 42 103 34 20 93 0 29 93 31 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 27640 27531 27417 0 27474 27372 27393 27305 27319 27261 27376 0 27260 27478 27327 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 ARIN 4041 4391 4397 0 4332 5414 5174 7736 5136 6251 4840 0 5155 4501 5602 APNIC 806 880 921 0 898 1128 1037 1506 1027 1158 972 0 1062 997 1191 RIPE NCC 3318 3777 3734 0 3710 4467 4040 6663 4265 4486 4257 0 3949 4131 4940 LACNIC 162 182 182 0 171 189 189 231 191 196 190 0 193 180 189 AFRINIC 37 40 40 0 41 43 41 45 43 44 43 0 42 41 41 IANA 4 3 4 0 4 2 3 2 4 2 2 0 4 4 2 Private 145 116 104 0 46 26 31 99 29 14 88 0 18 89 25 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 8513 9389 9382 0 9202 11269 10515 16282 10695 12151 10393 0 10423 9943 11990 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 ARIN 8998 8624 8546 0 8692 7576 7829 5181 7801 6662 8101 0 7756 8512 7377 APNIC 2318 2231 2159 0 2206 1954 2043 1563 2051 1922 2106 0 1994 2105 1887 RIPE NCC 7498 7011 7057 0 7086 6310 6736 4067 6518 6278 6523 0 6829 6647 5810 LACNIC 252 230 225 0 242 222 224 177 216 210 215 0 213 232 222 AFRINIC 39 36 36 0 35 33 35 31 33 32 33 0 34 35 35 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 21 10 11 0 11 8 11 4 5 6 5 0 11 4 6 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 19127 18142 18035 0 18272 16103 16878 11023 16624 15110 16983 0 16837 17535 15337 IANA : AS60000 AS65535 AS60003 AS64234 Number of 4-byte ASes: 14. Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 Leaf 23033 23088 23025 0 23000 23112 23037 23437 23023 23106 23096 0 22995 23114 23185 Transit 4468 4312 4241 0 4336 4145 4235 3770 4162 4026 4150 0 4135 4238 4030 Transit-only 148 135 154 0 142 121 128 102 134 132 134 0 134 134 110 Total 27649 27535 27420 0 27478 27378 27400 27309 27319 27264 27380 0 27264 27486 27325 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 rrc15 Avg 6.02 6.22 5.65 0.00 5.85 5.84 6.03 5.43 5.92 6.18 5.59 0.00 6.41 5.35 6.66 Std 2.54 2.56 2.53 0.00 2.52 2.29 2.58 2.26 2.59 2.40 2.48 0.00 2.69 2.47 2.62 o List of martians appearing throughout the week. Prefix Origin AS 10.0.22.0/24 39912 10.10.0.0/21 15670 10.11.97.0/24 25973 10.12.0.0/16 15670 10.19.5.0/24 15670 10.20.0.0/22 15670 10.20.4.0/22 15670 10.20.20.0/24 15670 10.20.21.0/24 15670 10.20.32.0/21 15670 10.21.65.0/24 15670 10.23.0.0/24 15670 10.30.2.0/24 15670 10.30.4.0/23 15670 10.30.7.0/24 15670 10.30.8.0/24 15670 10.30.10.0/24 15670 10.30.11.0/24 15670 10.30.12.0/24 15670 10.30.14.0/24 15670 10.30.16.0/21 15670 10.62.0.0/20 15670 10.62.16.0/20 15670 10.100.2.250/32 8607 10.100.13.0/24 15670 10.100.200.2/32 8607 172.16.1.0/24 15670 172.16.2.0/23 15670 172.16.4.0/24 15670 172.16.5.0/24 15670 172.16.7.0/24 15670 172.16.133.0/24 15670 172.17.0.0/24 15670 172.31.46.0/24 38416 192.0.2.0/24 3300 192.168.2.0/24 34245 192.168.10.0/24 21335 192.168.20.0/24 21335 192.168.99.4/30 21335 192.168.101.0/30 21335 192.168.107.0/24 34245 192.168.108.0/24 34245 192.168.109.0/24 34245 192.168.117.0/24 34245 192.168.118.0/24 34245 192.168.119.0/24 34245 o List of hot-spots during the week. Prefix Origin AS Number of updates 209.163.125.0/24 14390 1062930 80.243.64.0/20 21332 790632 202.141.0.0/17 2697 742686 203.101.87.0/24 9498 715788 65.126.154.0/24 40474 343712 64.79.128.0/19 23005 342892 208.70.209.0/24 30297 265387 124.7.10.0/23 9583 214216 69.214.62.0/23 33618 127147 74.219.224.0/22 33618 125737 Total number of RIS BGP peering sessions: 611