RIS Statistics Report (20050718-20050725) This report was generated at Mon Jul 25 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 32566 0 30969 2470 0 31447 21010 31622 20682 24379 18494 31322 29619 31124 ARIN 70668 0 61853 1686 0 63459 35250 63404 44185 41001 35819 69707 49689 63117 LACNIC 7713 0 7541 666 0 7672 5614 7529 6883 5092 4763 7632 6238 7487 RIPE NCC 28506 0 24948 11637 0 27580 23069 26233 17044 20579 17581 27836 23939 26528 OLD 34300 0 31651 2573 0 33633 19922 33074 29745 20539 18338 32888 26329 32915 IANA 7388 0 6440 1522 0 6796 4860 6395 6200 4912 4449 7300 6416 6396 RFC1918 5 0 0 0 0 4 0 0 1 0 0 0 0 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 181146 0 163402 20554 0 170591 109725 168257 124740 116502 99444 176685 142230 167567 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 11081 0 10866 569 0 11047 7849 10950 9536 8449 7593 10986 9049 11018 APNIC 2269 0 2190 185 0 2259 1701 2244 1858 1988 1610 2248 2195 2249 RIPE NCC 6970 0 6413 3721 0 6913 6452 6873 5386 5958 5336 6921 6433 6884 LACNIC 135 0 128 15 0 135 114 131 122 99 100 129 117 133 AFRINIC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 48 0 25 2 0 29 27 10 6 4 13 25 23 27 Others 1 0 1 0 0 1 1 1 0 0 0 1 1 1 Total 20504 0 19623 4492 0 20384 16144 20209 16908 16498 14652 20310 17818 20312 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 3463 0 4083 443 0 4765 3058 7169 5789 5465 3668 4316 4176 6492 APNIC 683 0 969 144 0 896 656 1267 1047 1199 765 878 1001 1027 RIPE NCC 2086 0 2537 2589 0 2893 2783 4692 2811 3655 2310 2766 2643 4163 LACNIC 57 0 58 12 0 66 51 91 78 68 44 58 51 75 AFRINIC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 33 0 14 0 0 17 15 6 5 3 5 13 12 23 Others 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Total 6322 0 7661 3188 0 8637 6563 13225 9730 10390 6792 8031 7883 11780 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc13 rrc14 ARIN 7618 0 6783 126 0 6282 4791 3781 3747 2984 3925 6670 4873 4526 APNIC 1586 0 1221 41 0 1363 1045 977 811 789 845 1370 1194 1222 RIPE NCC 4884 0 3876 1132 0 4020 3669 2181 2575 2303 3026 4155 3790 2721 LACNIC 78 0 70 3 0 69 63 40 44 31 56 71 66 58 AFRINIC 0 0 0 0 0 0 0 0 0 0 0 0 0 0 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 15 0 11 2 0 12 12 4 1 1 8 12 11 4 Others 1 0 1 0 0 1 1 1 0 0 0 1 1 1 Total 14182 0 11962 1304 0 11747 9581 6984 7178 6108 7860 12279 9935 8532 Others: AS65535 o List of martians appearing throughout the week. Prefix Origin AS 10.145.16.4/30 6325 172.16.2.32/28 6325 172.16.2.80/28 6325 172.27.105.32/30 2116 172.31.31.0/30 6325 o List of hot-spots during the week. Prefix Origin AS Number of updates 212.98.233.0/24 15924 629446 202.64.49.0/24 2706 329400 193.232.248.0/24 6697 302555 202.64.40.0/24 2706 281473 67.151.119.0/24 33486 201477 193.164.226.0/23 15414 132651 207.168.184.0/24 32832 128909 199.181.158.0/23 4595 128166 212.124.230.0/24 20995 127293 212.124.231.0/24 20995 122704 Total number of RIS BGP peering sessions: 539