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RIS Statistics Report
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Generic RIS account
risops at ripe.net
Mon Mar 21 19:38:30 CET 2005
RIS Statistics Report (20050314-20050321) This report was generated at Mon Mar 21 00:15:02 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 32184 31791 30353 153 30870 29015 20552 31629 29633 24652 11259 30339 12793 ARIN 63949 62329 61606 639 62359 61404 22372 62029 61588 48492 16277 62861 17528 LACNIC 8027 6986 6963 572 8006 6928 3978 6974 6963 6417 2710 6963 3660 RIPE NCC 27647 26265 26257 5475 27248 23759 16860 25469 25191 17452 13062 26574 13147 OLD 34064 33190 31822 886 33203 31211 14675 32671 31683 25350 8800 32355 10657 IANA 4200 4088 3993 460 4150 3954 2266 3999 3932 2432 1675 4002 1737 RFC1918 15 8 0 0 7 5 0 0 0 0 0 0 1 OTHER 0 0 0 0 0 0 0 0 0 0 0 0 0 TOTAL 170086 164657 160994 8185 165843 156276 80703 162771 158990 124795 53783 163094 59523 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 10747 10721 10634 280 10685 10617 5870 10616 10592 9553 4470 8400 5000 APNIC 2203 2191 2176 18 2197 2161 1713 2174 2158 1805 1181 2109 1253 RIPE NCC 6447 6427 6431 2255 6438 6012 5124 6391 6161 5022 4139 5830 4357 LACNIC 107 107 103 8 106 107 80 106 103 94 60 91 79 IANA 3 3 3 0 3 3 2 3 3 3 2 2 2 Private 58 32 16 2 27 21 16 12 31 6 11 16 18 Others 1 1 1 0 1 1 1 1 1 1 0 1 1 Total 19566 19482 19364 2563 19457 18922 12806 19303 19049 16484 9863 16449 10710 o Number of single-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 3213 3661 3856 189 3536 4696 2073 6259 4928 5457 2006 3650 2188 APNIC 617 773 749 15 676 1006 693 1226 867 858 487 914 479 RIPE NCC 1851 2408 2192 1362 2015 2844 1929 3819 2298 2225 1806 2205 1885 LACNIC 45 48 46 7 47 58 40 64 52 50 28 45 38 IANA 3 3 3 0 3 3 2 3 3 3 2 2 2 Private 43 21 12 1 19 13 12 11 23 4 6 14 17 Others 0 1 0 0 0 1 0 1 0 1 0 0 1 Total 5772 6915 6858 1574 6296 8621 4749 11383 8171 8598 4335 6830 4610 o Number of multi-homed ASes. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 ARIN 7534 7060 6778 91 7149 5921 3797 4357 5664 4096 2464 4750 2812 APNIC 1586 1418 1427 3 1521 1155 1020 948 1291 947 694 1195 774 RIPE NCC 4596 4019 4239 893 4423 3168 3195 2572 3863 2797 2333 3625 2472 LACNIC 62 59 57 1 59 49 40 42 51 44 32 46 41 IANA 0 0 0 0 0 0 0 0 0 0 0 0 0 Private 15 11 4 1 8 8 4 1 8 2 5 2 1 Others 1 0 1 0 1 0 1 0 1 0 0 1 0 Total 13794 12567 12506 989 13161 10301 8057 7920 10878 7886 5528 9619 6100 IANA : AS64500 AS61972 AS40439 Others: AS65535 Distribution of AS number wrt Leaf, Transit. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 Leaf 16221 16303 16219 1878 16213 15933 10081 16541 16054 13759 7597 13534 8269 Transit 3223 3065 3037 451 3131 2850 2238 2672 2878 2407 1648 2672 1866 Transit-only 122 114 108 234 113 139 487 90 117 318 618 243 575 Total 19566 19482 19364 2563 19457 18922 12806 19303 19049 16484 9863 16449 10710 o Average ASPATH length. RIS rrc00 rrc01 rrc02 rrc03 rrc04 rrc05 rrc06 rrc07 rrc10 rrc11 rrc12 rrc14 Avg 6.08 6.09 5.65 5.02 6.04 6.24 6.21 5.98 6.23 5.94 6.28 6.26 6.26 Std 2.53 2.47 2.46 2.60 2.50 2.51 2.65 2.27 2.47 2.44 2.45 2.74 3.00 o List of hot-spots during the week. Prefix Origin AS Number of updates 202.64.40.0/24 2706 409675 202.64.159.0/24 2706 408669 202.64.49.0/24 2706 276958 198.80.137.0/24 22488 260904 198.80.157.0/24 22488 260821 216.243.234.0/23 10970 254691 198.76.141.0/24 21617 122058 198.76.142.0/24 21617 120062 207.168.184.0/24 32832 116579 198.76.42.0/24 21617 80539 Total number of RIS BGP peering sessions: 488
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