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RIS Statistics Report
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Generic RIS account
risops at ripe.net
Mon Mar 28 16:09:33 CEST 2005
RIS Statistics Report (20050321-20050328) This report was generated at Mon Mar 28 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 rrc14 APNIC 30553 30054 27286 0 30046 29518 29551 30055 29457 15419 16927 27554 23426 ARIN 62766 62273 41942 0 62414 61566 61605 61998 61301 30070 21809 58951 23422 LACNIC 8048 7005 5584 0 8025 6960 6976 7001 6938 4144 3843 6622 3086 RIPE NCC 28563 26070 21449 0 27623 25666 25560 25461 24760 18340 12690 24967 14776 OLD 33761 32903 22032 0 33394 32383 32214 32350 31167 17496 10894 30772 13825 IANA 4999 4139 3299 0 4894 4106 4002 4081 3967 3026 2003 3767 2158 RFC1918 15 7 2 0 5 7 0 0 0 0 0 0 1 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 168705 162451 121594 0 166401 160206 159908 160946 157590 88495 68166 152633 80694 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 rrc14 ARIN 10764 10742 8568 245 10712 10726 10719 10637 10605 6907 5384 10337 5981 APNIC 2208 2190 2100 16 2198 2190 2184 2177 2164 1541 1391 2139 1967 RIPE NCC 6480 6452 5715 2200 6467 6452 6452 6418 6194 5095 4105 6301 4762 LACNIC 111 111 93 7 109 111 111 109 107 83 60 96 69 IANA 2 2 1 0 2 2 2 2 1 1 1 2 1 Private 57 34 14 1 30 24 17 13 27 8 9 15 22 Others 1 1 1 0 1 1 1 1 1 1 0 1 1 Total 19623 19532 16492 2469 19519 19506 19486 19357 19099 13636 10950 18891 12803 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 3244 3788 4337 146 3473 4347 4486 6594 4790 3603 2598 4995 2611 APNIC 641 787 866 14 693 831 814 1273 857 706 649 875 821 RIPE NCC 1836 2329 2362 1299 1976 2554 2531 3791 2270 2284 1706 2823 2091 LACNIC 53 57 59 7 55 63 66 75 64 53 38 61 43 IANA 2 2 1 0 2 2 2 2 1 1 1 2 1 Private 42 23 8 1 22 16 11 9 22 5 5 11 19 Others 0 1 1 0 0 1 1 1 1 1 0 1 1 Total 5818 6987 7634 1467 6221 7814 7911 11745 8005 6653 4997 8768 5587 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 7520 6954 4231 99 7239 6379 6233 4043 5815 3304 2786 5342 3370 APNIC 1567 1403 1234 2 1505 1359 1370 904 1307 835 742 1264 1146 RIPE NCC 4644 4123 3353 901 4491 3898 3921 2627 3924 2811 2399 3478 2671 LACNIC 58 54 34 0 54 48 45 34 43 30 22 35 26 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 15 11 6 0 8 8 6 4 5 3 4 4 3 Others 1 0 0 0 1 0 0 0 0 0 0 0 0 Total 13805 12545 8858 1002 13298 11692 11575 7612 11094 6983 5953 10123 7216 IANA : AS64500 AS40439 Others: AS65535 Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 Leaf 16270 16367 13592 1797 16270 16418 16327 16616 16125 11043 8626 15944 10202 Transit 3235 3056 2627 430 3139 2990 3061 2654 2854 2173 1723 2819 2136 Transit-only 118 109 273 242 110 98 98 87 120 420 601 128 465 Total 19623 19532 16492 2469 19519 19506 19486 19357 19099 13636 10950 18891 12803 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 Avg 6.00 6.15 5.99 5.11 5.91 6.02 5.87 5.98 6.19 6.18 6.28 5.80 6.15 Std 2.52 2.52 2.59 2.67 2.49 2.41 2.53 2.28 2.49 2.53 2.48 2.48 3.09 o List of hot-spots during the week. Prefix Origin AS Number of updates 202.64.49.0/24 2706 414676 202.64.40.0/24 2706 409425 83.219.160.0/19 34694 385414 198.80.137.0/24 22488 317021 198.80.157.0/24 22488 316891 216.243.234.0/23 10970 212171 199.181.158.0/23 4595 156621 204.201.21.0/24 20096 100615 207.168.184.0/24 32832 95735 198.76.142.0/24 21617 73512 Total number of RIS BGP peering sessions: 487
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