[apops] Weekly Routing Table Report

  • To: apops at lists dot apnic dot net, rtma at arin dot net, routing-wg at ripe dot net, afnog at afnog dot org
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Table Analysis <cscora at thyme dot apnic dot net>
  • Date: Fri, 8 Feb 2002 20:04:23 +1000 (EST)
  • Reply-to: pfs@cisco.com
  • Sender: owner-apops@lists.apnic.net
    • This is an automated weekly mailing describing the state of the Internet
      Routing Table as seen from APNIC's router in Japan.
      Daily listings are sent to bgp-stats at lists dot apnic dot net
      
      For a graphical representation, please see http://www.apnic.net/stats/bgp.
      
      If you have any comments please contact Philip Smith <pfs at cisco dot com>.
      
      Routing Table Report   20:00 +10GMT Fri 08 Feb, 2002
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            107908
          Prefixes after maximum aggregation:                         71978
          Unique aggregates announced to Internet:                    52602
      Total ASes present in the Internet Routing Table:               12515
      Origin-only ASes present in the Internet Routing Table:         10824
      Origin ASes announcing only one prefix:                          4729
      Transit ASes present in the Internet Routing Table:              1691
      Transit-only ASes present in the Internet Routing Table:           60
      Average AS path length visible in the Internet Routing Table:     5.4
          Max AS path length visible:                                    20
      Illegal AS announcements present in the Routing Table:              2
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:    15
      Number of addresses announced to Internet:                 1164266760
          Equivalent to 69 /8s, 101 /16s and 77 /24s
          Percentage of available address space announced:             31.4
          Percentage of allocated address space announced:             59.4
          Percentage of available address space allocated:             52.8
      Total number of prefixes smaller than registry allocations:     71887
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  17523
          Total APNIC prefixes after maximum aggregation:             10668
      Prefixes being announced from the APNIC address blocks:         16019
          Unique aggregates announced from the APNIC address blocks:   9821
      APNIC Region origin ASes present in the Internet Routing Table:  1450
      APNIC Region origin ASes announcing only one prefix:              481
      APNIC Region transit ASes present in the Internet Routing Table:  253
      Average APNIC Region AS path length visible:                      5.3
          Max APNIC Region AS path length visible:                       15
      Number of APNIC addresses announced to Internet:             79436352
          Equivalent to 4 /8s, 188 /16s and 26 /24s
          Percentage of available APNIC address space announced:       58.7
      
      APNIC AS Blocks        4608 - 4864, 7467 - 7722, 9216 - 10239
                             17408 - 18431, 23552 - 24575
      APNIC Address Blocks   61/8, 202/7, 210/7, 218/7 and 220/8
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                   72415
          Total ARIN prefixes after maximum aggregation:              47252
      Prefixes being announced from the ARIN address blocks:          51059
          Unique aggregates announced from the ARIN address blocks:   17199
      ARIN Region origin ASes present in the Internet Routing Table:   7401
      ARIN Region origin ASes announcing only one prefix:              2294
      ARIN Region transit ASes present in the Internet Routing Table:   762
      Average ARIN Region AS path length visible:                       5.3
          Max ARIN Region AS path length visible:                        20
      Number of ARIN addresses announced to Internet:             185726788
          Equivalent to 11 /8s, 17 /16s and 247 /24s
          Percentage of available ARIN address space announced:        69.2
      
      ARIN AS Blocks         1 - 1876, 1902 - 2042, 2044 - 2046, 2048 - 2106
                             2138 - 2584, 2615 - 2772, 2823 - 2829, 2880 - 3153
                             3354 - 4607, 4865 - 5119, 5632 - 6655, 6912 - 7466
                             7723 - 8191, 10240 - 12287, 13312 - 15359
                             16384 - 17407, 18432 - 20479, 21504 - 23551
      ARIN Address Blocks    24/8, 63/8, 64/6, 68/8, 199/8, 200/8, 204/6,
                             208/7 and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                   17970
          Total RIPE prefixes after maximum aggregation:              14058
      Prefixes being announced from the RIPE address blocks:          14778
          Unique aggregates announced from the RIPE address blocks:    9905
      RIPE Region origin ASes present in the Internet Routing Table:   3603
      RIPE Region origin ASes announcing only one prefix:              1954
      RIPE Region transit ASes present in the Internet Routing Table:   657
      Average RIPE Region AS path length visible:                       5.9
          Max RIPE Region AS path length visible:                        15
      Number of RIPE addresses announced to Internet:             106625024
          Equivalent to 6 /8s, 90 /16s and 248 /24s
          Percentage of available RIPE address space announced:        70.6
      
      RIPE AS Blocks         1877 - 1901, 2043, 2047, 2107 - 2136, 2585 - 2614
                             2773 - 2822, 2830 - 2879, 3154 - 3353, 5377 - 5631
                             6656 - 6911, 8192 - 9215, 12288 - 13311, 15360 - 16383
                             20480 - 21503, 24576 - 25599
      RIPE Address Blocks    62/8, 80/7, 193/8, 194/7, 212/7 and 217/8
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       1221     1318       1258         963   Telstra Pty Ltd
       4538      454       1162          16   China Education and Research 
        703      405        363         307   UUNET Technologies, Inc. 
       2907      395       1893         364   SINET Japan
       2764      392        361         369   connect.com.au pty ltd
       7474      301        290         204   Optus Communications Pty Ltd
       4755      287        111          89   Videsh Sanchar Nigam Ltd. Aut
       4134      269       1858         100   Data Communications Bureau
       9394      236        112           3   CHINA RAILWAY Internet(CRNET)
       4766      206       1393         145   Korea Internet Exchange for "
      17557      200         15          90   Pakistan Telecom
       7539      162        220         155   TANet2, sponsored by NSC, TAI
       9443      161         44          59   Primus Telecommunications
       9768      146        385          88   Korea Telecom
       9583      139         32           5   Satyam Infoway Ltd.,
       4197      130         13           5   Global OnLine Japan K.K.
       4740      124         17         104   OzEmail ISP
       7657      121         22          84   The Internet Group Limited
       4713      117        914         103   NTT Communications Corporatio
       4780      115        186          40   Digital United Inc.
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702     1112       2619         863   UUNET Technologies, Inc. 
       3301      398        924         351   TeliaNet Sweden
       1257      252        487         248   SWIPnet Swedish IP Network
       3215      242        570         156   France Telecom / &Equant
        680      232       2147         230   DFN-IP service G-WiN
       5515      218        705         175   Sonera Finland Autonomous Sys
       5400      199         82          96   Concert European Core Network
       3320      196       1964         172   Deutsche Telekom AG
        786      182       1874         182   The JANET IP Service
        719      166        289         120   LANLINK autonomous system
       8708      159         21         145   Romania Data Systems S.A.
       2856      131        790         120   BTnet UK Regional network
       3303      122        576         122   Swisscom Ltd
       3269      117        693          71   TELECOM ITALIA
       8297      117         40          66   Teleglobe Autonomous System i
      12302      114          7          35   MobiFon S.A.
        517      100        226          98   KPNQwest Germany GmbH
       5603       93         12          59   SiOL Internet d.o.o.
       5511       92        192          81   France Telecom
       1267       91       1471          41   Infostrada S.p.A.
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     2087       8303        1510   UUNET Technologies, Inc. 
       7018     1233       7510         928   AT&T 
          1      842       8153         613   BBN Planet 
       3908      810       1662         470   Supernet, Inc. 
       1239      795       3216         615   Sprint 
       4323      635        432         239   Time Warner Communications, I
       7046      632        833         417   UUNET Technologies, Inc. 
        852      616       1141         409   Telus Advanced Communications
        209      529       1908         301   Qwest 
        690      492         72         307   Merit Network 
       7132      455        508         163   Southwestern Bell Internet Se
       2914      453       2195         422   Verio, Inc. 
       3549      436        821         217   Global Crossing 
        705      390        116         274   UUNET Technologies, Inc. 
       2149      390        210         326   Performance Systems, Inc. 
       3561      369       2237         325   Cable & Wireless USA 
        577      352        604         219   Bell Advanced Communications 
       3741      348        731         239   The Internet Solution 
       2386      329        355         190   AT&T Data Communications Serv
       6197      327        227         161   BellSouth Network Solutions, 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4538       454         438      China Education and Research 
       4323       635         396      Time Warner Communications, I
       1221      1318         355      Telstra Pty Ltd
       3908       810         340      Supernet, Inc. 
       7018      1233         305      AT&T 
       4151       311         295      USDA 
       7132       455         292      Southwestern Bell Internet Se
      11371       278         271      Rhythms NetConnections 
        702      1112         249      UUNET Technologies, Inc. 
       9394       236         233      CHINA RAILWAY Internet(CRNET)
       6347       311         232      SAVVIS Communications Corpora
          1       842         229      BBN Planet 
        209       529         228      Qwest 
       7843       259         221      Adelphia Corp. 
       3549       436         219      Global Crossing 
       7046       632         215      UUNET Technologies, Inc. 
        852       616         207      Telus Advanced Communications
       4355       233         204      EarthLink, Inc. 
       6198       296         202      BellSouth Network Solutions, 
       1580       211         200      HQ, 5th Signal Command 
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
       1877   UNALLOCATED   192.108.201.0/24      1880       Stupi, house man's p
       5757   UNALLOCATED   207.19.224.0/24        701       UUNET Technologies, 
      
      Advertised Unregistered Addresses
      ---------------------------------
      
      Network            Origin AS  Description
      39.0.0.0/8            4554     Exchange Point Blocks 
      96.0.0.0/20           3549     Global Crossing 
      126.0.0.0/8           7336     Compass Communications 
      132.0.0.0/10           568     DISO-UNRRA 
      134.137.0.0/16        7170     AT&T Government Markets 
      135.0.0.0/13         10455     Lucent Technologies 
      137.0.0.0/13           568     DISO-UNRRA 
      138.94.0.0/16            1     BBN Planet 
      144.7.0.0/16           701     UUNET Technologies, Inc. 
      153.36.0.0/14          701     UUNET Technologies, Inc. 
      154.150.0.0/16        6494     IDCI 
      158.0.0.0/13           568     DISO-UNRRA 
      164.233.0.0/16        6020     DISA NETWORK SERVICES 
      164.235.0.0/16        6025     US DOD NIC Unregistered
      201.115.100.0/24      7018     AT&T 
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:18       /9:6       /10:7       /11:12      /12:37      
      /13:91      /14:231     /15:392     /16:7137    /17:1421    /18:2498    
      /19:7344    /20:6700    /21:4791    /22:7265    /23:8915    /24:60015   
      /25:219     /26:278     /27:128     /28:100     /29:103     /30:162     
      /31:0       /32:38      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
        701     1336          2087      UUNET Technologies, Inc. 
       1221     1172          1318      Telstra Pty Ltd
        702      735          1112      UUNET Technologies, Inc. 
       7018      646          1233      AT&T 
       3908      565           810      Supernet, Inc. 
       4323      517           635      Time Warner Communications, I
        690      488           492      Merit Network 
       1239      471           795      Sprint 
       7046      460           632      UUNET Technologies, Inc. 
          1      435           842      BBN Planet 
        852      375           616      Telus Advanced Communications
        209      351           529      Qwest 
       2764      348           392      connect.com.au pty ltd
        705      336           390      UUNET Technologies, Inc. 
        703      327           405      UUNET Technologies, Inc. 
       3549      305           436      Global Crossing 
       2149      297           390      Performance Systems, Inc. 
       7066      275           304      Virginia Polytechnic Institut
       6197      274           327      BellSouth Network Solutions, 
      11371      272           278      Rhythms NetConnections 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:1         9:1        12:466      13:10       15:1        17:5      
        20:8        24:664      25:1        32:68       38:9        40:6      
        44:1        57:14       61:218      62:163      63:1874     64:1099   
        65:1028     66:668      67:32       68:5        80:179      81:4      
       128:65      129:119     130:23      131:52      132:11      133:3      
       134:128     135:10      136:243     137:105     138:148     139:47     
       140:163     141:61      142:67      143:39      144:154     145:12     
       146:216     147:148     148:144     149:86      150:40      151:43     
       152:328     153:32      154:8       155:81      156:77      157:120    
       158:80      159:88      160:24      161:55      162:101     163:117    
       164:95      165:126     166:222     167:167     168:114     169:48     
       170:291     171:3       192:5445    193:2232    194:2031    195:790    
       196:444     198:3736    199:3261    200:2315    201:1       202:2923   
       203:4507    204:3281    205:2157    206:2515    207:2628    208:2566   
       209:2850    210:525     211:146     212:865     213:553     214:9      
       215:19      216:2938    217:439     218:10     
      
      End of report
      *             APOPS: Asia Pacific Operations Forum              *
      * To unsubscribe: send "unsubscribe" to apops-request at apnic dot net *