[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 Analysis <cscora at dev dot apnic dot net>
  • Date: Fri, 26 Oct 2001 04:05:42 +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   26 Oct, 2001
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            109470
      Origin ASes present in the Internet Routing Table:              11961
      Origin ASes announcing only one prefix:                          4434
      Transit ASes present in the Internet Routing Table:              1580
      Average AS path length visible in the Internet Routing Table:     5.3
          Max AS path length visible:                                    17
      Illegal AS announcements present in the Routing Table:             50
      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:                 1255266365
          Equivalent to 74 /8s, 209 /16s and 216 /24s
          Percentage of available address space announced:             33.9
          Percentage of allocated address space announced:             64.6
          Percentage of available address space allocated:             52.4
      Total number of prefixes smaller than registry allocations:     74577
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  16784
      Prefixes being announced from the APNIC address blocks:         15268
      APNIC Region origin ASes present in the Internet Routing Table:  1382
      APNIC Region origin ASes announcing only one prefix:              459
      APNIC Region transit ASes present in the Internet Routing Table:  240
      Average APNIC Region AS path length visible:                      5.1
          Max APNIC Region AS path length visible:                       14
      Number of APNIC addresses announced to Internet:             83195575
          Equivalent to 4 /8s, 245 /16s and 118 /24s
          Percentage of available APNIC address space announced:       70.2
      
      APNIC AS Blocks        4608 - 4864, 7467 - 7722, 9216 - 10239
                             17408 - 18431, 23552 - 24575
      APNIC Address Blocks   61/8, 202/7, 210/7 and 218/7
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                   74655
      Prefixes being announced from the ARIN address blocks:          53426
      ARIN Region origin ASes present in the Internet Routing Table:   7182
      ARIN Region origin ASes announcing only one prefix:              2161
      ARIN Region transit ASes present in the Internet Routing Table:   733
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        17
      Number of ARIN addresses announced to Internet:             219300485
          Equivalent to 13 /8s, 18 /16s and 66 /24s
          Percentage of available ARIN address space announced:        81.7
      
      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:                   18031
      Prefixes being announced from the RIPE address blocks:          14444
      RIPE Region origin ASes present in the Internet Routing Table:   3401
      RIPE Region origin ASes announcing only one prefix:              1814
      RIPE Region transit ASes present in the Internet Routing Table:   606
      Average RIPE Region AS path length visible:                       5.9
          Max RIPE Region AS path length visible:                        15
      Number of RIPE addresses announced to Internet:             109440750
          Equivalent to 6 /8s, 133 /16s and 238 /24s
          Percentage of available RIPE address space announced:        72.5
      
      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
      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  Description
       1221     1574       1307       Telstra Pty Ltd
       2764      408        359       connect.com.au pty ltd
        703      377        361       UUNET Technologies, Inc. 
       2907      374       1865       SINET Japan
       4755      300        163       Videsh Sanchar Nigam Ltd. Aut
       7474      292        274       Optus Communications Pty Ltd
       4134      251       1881       Data Communications Bureau
       4766      186       1466       Korea Internet Exchange for "
       4740      173         26       OzEmail ISP
       1659      172       1173       Taiwan Academic Network (TANe
       7539      162        157       TANet2, sponsored by NSC, TAI
       9443      160         52       Primus Telecommunications
      17557      143          9       Pakistan Telecom
       2521      139        171       PSINet Japan
       4812      132        298       China Telecom (Group)
       9768      131        363       Korea Telecom
       4786      123         14       NetConnect Communications Pty
       9583      123         53       Satyam Infoway Ltd.,
       4763      121         69       Telstra New Zealand
       4713      118        901       NTT Communications Corporatio
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  Description
        702      941       1943       UUNET Technologies, Inc. 
       3301      435        950       TeliaNet Sweden
       1257      273        516       SWIPnet Swedish IP Network
        680      241       2309       DFN-IP service G-WiN
       3215      236        539       France Telecom / &Equant
       5515      195        688       Sonera Finland Autonomous Sys
       3320      193       1941       Deutsche Telekom AG
        786      185       1890       The JANET IP Service
       8708      164         17       Romania Data Systems S.A.
       5495      162          3       University Network
      15870      141         10       Global Center Frankfurt
       5400      139         64       Concert European Core Network
        719      133        289       LANLINK autonomous system
       3303      130        560       Swisscom Ltd
       2856      129        776       BTnet UK Regional network
       1270      127        724       UUNET Germany
       5549      124         82       Nextra Deutschland GmbH + Co.
       1103      119       3974       SURFnet BV
      15878      115          9       Global Center Paris
        517      112        252       KPNQwest Germany GmbH
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  Description
        701     2279       9099       UUNET Technologies, Inc. 
       3908     1175       1691       Supernet, Inc. 
       7018     1077       7325       AT&T 
       7046      863       1024       UUNET Technologies, Inc. 
          1      849       8541       BBN Planet 
       1239      733       3242       Sprint 
        209      576       2238       Qwest 
       3967      542        461       Exodus Communication 
        690      507         74       Merit Network 
       2914      470       2265       Verio, Inc. 
       4293      450        113       Cable & Wireless USA 
       2149      410        329       Performance Systems, Inc. 
       3561      403       2350       Cable & Wireless USA 
       4323      402        372       Time Warner Communications, I
       3549      387        843       Global Crossing 
        577      353        636       Bell Advanced Communications 
        705      352         64       UUNET Technologies, Inc. 
      15290      343        339       AT&T Canada IES 
       3741      342        757       The Internet Solution 
       4151      337       1250       USDA 
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /20 equiv  Description
        701     2279       9099       UUNET Technologies, Inc. 
       1221     1574       1307       Telstra Pty Ltd
       3908     1175       1691       Supernet, Inc. 
       7018     1077       7325       AT&T 
        702      941       1943       UUNET Technologies, Inc. 
       7046      863       1024       UUNET Technologies, Inc. 
          1      849       8541       BBN Planet 
       1239      733       3242       Sprint 
        209      576       2238       Qwest 
       3967      542        461       Exodus Communication 
        690      507         74       Merit Network 
       2914      470       2265       Verio, Inc. 
       4293      450        113       Cable & Wireless USA 
       3301      435        950       TeliaNet Sweden
       2149      410        329       Performance Systems, Inc. 
       2764      408        359       connect.com.au pty ltd
       3561      403       2350       Cable & Wireless USA 
       4323      402        372       Time Warner Communications, I
       3549      387        843       Global Crossing 
        703      377        361       UUNET Technologies, Inc. 
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
       6971   UNALLOCATED   64.42.0.0/18          2516       Kokusai Denshin Denw
       6971   UNALLOCATED   64.42.0.0/17          2516       Kokusai Denshin Denw
       6971   UNALLOCATED   64.42.16.0/20         2914       Verio, Inc. 
       6971   UNALLOCATED   64.42.32.0/21         2914       Verio, Inc. 
       6971   UNALLOCATED   64.42.40.0/21         2914       Verio, Inc. 
       6971   UNALLOCATED   64.42.48.0/21         2914       Verio, Inc. 
       6971   UNALLOCATED   64.42.56.0/22         2914       Verio, Inc. 
       6971   UNALLOCATED   64.42.60.0/22         2914       Verio, Inc. 
       6971   UNALLOCATED   64.42.64.0/21         2914       Verio, Inc. 
       6971   UNALLOCATED   64.42.72.0/21         2914       Verio, Inc. 
       6971   UNALLOCATED   64.42.80.0/21         2914       Verio, Inc. 
       6971   UNALLOCATED   64.42.104.0/22        2914       Verio, Inc. 
       6971   UNALLOCATED   64.42.108.0/22        2914       Verio, Inc. 
       6971   UNALLOCATED   64.42.112.0/20        2914       Verio, Inc. 
       6971   UNALLOCATED   64.87.64.0/19         2516       Kokusai Denshin Denw
      22141   UNALLOCATED   65.208.26.0/23         701       UUNET Technologies, 
       2027   UNALLOCATED   150.185.128.0/18      8143       Publicom Corp. 
       6971   UNALLOCATED   192.103.229.0/24      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   192.103.230.0/23      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   192.103.232.0/22      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   192.103.236.0/23      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   192.103.237.0/24      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   199.249.223.0/24      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   206.58.248.0/22       2516       Kokusai Denshin Denw
       6971   UNALLOCATED   206.58.248.0/21       2516       Kokusai Denshin Denw
       6971   UNALLOCATED   206.58.252.0/23       2914       Verio, Inc. 
       6971   UNALLOCATED   206.58.254.0/23       2914       Verio, Inc. 
       5757   UNALLOCATED   207.19.224.0/24        701       UUNET Technologies, 
       6971   UNALLOCATED   216.105.192.0/20      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   216.121.224.0/19      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   216.174.192.0/21      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   216.174.192.0/18      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   216.174.200.0/23      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   216.174.200.0/21      2914       Verio, Inc. 
       6971   UNALLOCATED   216.174.208.0/20      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   216.174.232.0/21      2914       Verio, Inc. 
       6971   UNALLOCATED   216.210.128.0/18      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   216.210.128.0/17      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   216.210.140.0/22      2914       Verio, Inc. 
       6971   UNALLOCATED   216.210.160.0/21      2914       Verio, Inc. 
       6971   UNALLOCATED   216.210.176.0/21      2914       Verio, Inc. 
       6971   UNALLOCATED   216.210.184.0/22      2914       Verio, Inc. 
       6971   UNALLOCATED   216.210.200.0/22      2914       Verio, Inc. 
       6971   UNALLOCATED   216.210.216.0/22      2914       Verio, Inc. 
       6971   UNALLOCATED   216.210.220.0/22      2914       Verio, Inc. 
       6971   UNALLOCATED   216.210.224.0/21      2914       Verio, Inc. 
       6971   UNALLOCATED   216.210.232.0/22      2914       Verio, Inc. 
       6971   UNALLOCATED   216.210.236.0/22      2914       Verio, Inc. 
       6971   UNALLOCATED   216.210.240.0/20      2914       Verio, Inc. 
       6971   UNALLOCATED   216.229.96.0/20       2516       Kokusai Denshin Denw
      
      Advertised Unregistered Addresses
      ---------------------------------
      
      Network            Origin AS  Description
      39.0.0.0/8            4554     Exchange Point Blocks 
      128.65.0.0/16         3463     ACES Research Inc 
      132.0.0.0/10           568     DISO-UNRRA 
      134.137.0.0/16         400     Headquarters Standard Systems
      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. 
      153.34.0.0/15          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       /9:5       /10:7       /11:12      /12:34      
      /13:89      /14:227     /15:392     /16:7025    /17:1311    /18:2434    
      /19:7064    /20:6020    /21:4830    /22:7179    /23:9217    /24:61749   
      /25:346     /26:348     /27:294     /28:312     /29:162     /30:203     
      /31:1       /32:191     
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
        701     1459          2279      UUNET Technologies, Inc. 
       1221     1429          1574      Telstra Pty Ltd
       3908      891          1175      Supernet, Inc. 
       7046      685           863      UUNET Technologies, Inc. 
        702      639           941      UUNET Technologies, Inc. 
       7018      567          1077      AT&T 
        690      504           507      Merit Network 
       4293      435           450      Cable & Wireless USA 
          1      410           849      BBN Planet 
        209      409           576      Qwest 
       1239      407           733      Sprint 
       3967      369           542      Exodus Communication 
       2764      363           408      connect.com.au pty ltd
       4323      339           402      Time Warner Communications, I
       5102      322           335      Ameritech Advanced Data Servi
        703      309           377      UUNET Technologies, Inc. 
        705      299           352      UUNET Technologies, Inc. 
      11371      297           308      Rhythms NetConnections 
       4151      294           337      USDA 
       2149      286           410      Performance Systems, Inc. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:5         9:1        12:431      13:10       15:1        17:5      
        20:1        24:818      25:1        26:1        32:75       38:13     
        43:2        44:2        47:2        52:1        53:2        57:13     
        61:106      62:155      63:1956     64:1355     65:876      66:505    
        67:3        80:73      128:52      129:108     130:26      131:47     
       132:13      133:2       134:132     135:8       136:106     137:108    
       138:194     139:51      140:201     141:56      142:62      143:39     
       144:145     145:13      146:229     147:129     148:219     149:88     
       150:44      151:190     152:383     153:51      154:22      155:84     
       156:85      157:111     158:73      159:70      160:46      161:60     
       162:70      163:161     164:117     165:127     166:208     167:157    
       168:122     169:40      170:287     171:2       192:5432    193:2007   
       194:2096    195:838     196:460     198:3793    199:3520    200:2458   
       201:1       202:2822    203:4555    204:3384    205:2206    206:2864   
       207:2619    208:3039    209:3114    210:592     211:150     212:893    
       213:527     214:9       215:16      216:2989    217:412     218:2      
      
      
      End of report
      *             APOPS: Asia Pacific Operations Forum              *
      * To unsubscribe: send "unsubscribe" to apops-request at apnic dot net *