[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, 14 Sep 2001 04:09:15 +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   14 Sep, 2001
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            106686
      Origin ASes present in the Internet Routing Table:              11640
      Origin ASes announcing only one prefix:                          4290
      Transit ASes present in the Internet Routing Table:              1515
      Average AS path length visible in the Internet Routing Table:     5.3
          Max AS path length visible:                                    16
      Illegal AS announcements present in the Routing Table:             73
      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:                 1252459404
          Equivalent to 74 /8s, 167 /16s and 3 /24s
          Percentage of available address space announced:             33.8
          Percentage of allocated address space announced:             65.1
          Percentage of available address space allocated:             51.9
      Total number of prefixes smaller than registry allocations:     72574
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  16336
      Prefixes being announced from the APNIC address blocks:         14731
      APNIC Region origin ASes present in the Internet Routing Table:  1371
      APNIC Region origin ASes announcing only one prefix:              457
      APNIC Region transit ASes present in the Internet Routing Table:  225
      Average APNIC Region AS path length visible:                      5.2
          Max APNIC Region AS path length visible:                       16
      Number of APNIC addresses announced to Internet:             80288845
          Equivalent to 4 /8s, 201 /16s and 28 /24s
          Percentage of available APNIC address space announced:       78.9
      
      APNIC AS Blocks        4608 - 4864, 7467 - 7722, 9216 - 10239, 17408 - 18431
      APNIC Address Blocks   61/8, 202/7, 210/7 and 218/8
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                   72955
      Prefixes being announced from the ARIN address blocks:          52501
      ARIN Region origin ASes present in the Internet Routing Table:   6991
      ARIN Region origin ASes announcing only one prefix:              2093
      ARIN Region transit ASes present in the Internet Routing Table:   704
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        16
      Number of ARIN addresses announced to Internet:             208588806
          Equivalent to 12 /8s, 110 /16s and 208 /24s
          Percentage of available ARIN address space announced:        77.7
      
      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 - 22527
      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:                   17389
      Prefixes being announced from the RIPE address blocks:          13767
      RIPE Region origin ASes present in the Internet Routing Table:   3297
      RIPE Region origin ASes announcing only one prefix:              1740
      RIPE Region transit ASes present in the Internet Routing Table:   586
      Average RIPE Region AS path length visible:                       5.9
          Max RIPE Region AS path length visible:                        15
      Number of RIPE addresses announced to Internet:             107139931
          Equivalent to 6 /8s, 98 /16s and 211 /24s
          Percentage of available RIPE address space announced:        71.0
      
      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     1606       1314       Telstra Pty Ltd
        703      426        376       UUNET Technologies, Inc. 
       2764      421        377       connect.com.au pty ltd
       2907      367       1816       SINET Japan
       4755      292        159       Videsh Sanchar Nigam Ltd. Aut
       4134      242       1799       Data Communications Bureau
       7474      241        274       Optus Communications Pty Ltd
       7539      212        199       TANet2, sponsored by NSC, TAI
       4740      188         23       OzEmail ISP
       4766      180       1336       Korea Internet Exchange for "
       7545      146         25       TPG Internet Pty Ltd
       9443      144         39       Primus Telecommunications
       4786      127         17       NetConnect Communications Pty
      17557      122          8       Pakistan Telecom
       9583      121         62       Satyam Infoway Ltd.,
       4763      120         69       Telstra New Zealand
       9768      119        362       Korea Telecom
       4713      116        884       NTT Communications Corporatio
      17561      116        167       Internet service provision to
       4812      115        297       China Telecom (Group)
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  Description
        702      799       1934       UUNET Technologies, Inc. 
       3301      439        919       TeliaNet Sweden
       1257      279        522       SWIPnet Swedish IP Network
        680      236       2292       DFN-IP service G-WiN
       3215      227        515       France Telecom / &Equant
       5515      194        688       Sonera Finland Autonomous Sys
       3320      185       1940       Deutsche Telekom AG
        786      184       1890       The JANET IP Service
      15870      180         11       Global Center Frankfurt
       8708      154         16       Romania Data Systems S.A.
       1270      150        738       UUNET Germany
      15878      138         12       Global Center Paris
        719      137        288       LANLINK autonomous system
       5400      136         64       Concert European Core Network
       3303      132        576       Swisscom Ltd
       2856      126        774       BTnet UK Regional network
       5549      125         66       Nextra Deutschland GmbH + Co.
        517      117        269       KPNQwest Germany GmbH
       1267      104       1990       Infostrada S.p.A.
       3269      100        784       TELECOM ITALIA
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  Description
        701     2217       8180       UUNET Technologies, Inc. 
       7018     1038       7162       AT&T 
       3908      922        625       Supernet, Inc. 
          1      874       8636       BBN Planet 
       7046      795        988       UUNET Technologies, Inc. 
       1239      725       3262       Sprint 
       3967      601        473       Exodus Communication 
        209      540       2248       Qwest 
       2914      493       2244       Verio, Inc. 
        690      483         94       Merit Network 
       4293      466        113       Cable & Wireless USA 
       3561      408       2326       Cable & Wireless USA 
       2548      371        973       Business Internet, Inc. 
       3549      370        835       Global Crossing 
       2149      367        263       Performance Systems, Inc. 
        577      360        634       Bell Advanced Communications 
       4323      357        360       Time Warner Communications, I
      15290      346        338       AT&T Canada IES 
        705      333         54       UUNET Technologies, Inc. 
       6347      333        360       SAVVIS Communications Corpora
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /20 equiv  Description
        701     2217       8180       UUNET Technologies, Inc. 
       1221     1606       1314       Telstra Pty Ltd
       7018     1038       7162       AT&T 
       3908      922        625       Supernet, Inc. 
          1      874       8636       BBN Planet 
        702      799       1934       UUNET Technologies, Inc. 
       7046      795        988       UUNET Technologies, Inc. 
       1239      725       3262       Sprint 
       3967      601        473       Exodus Communication 
        209      540       2248       Qwest 
       2914      493       2244       Verio, Inc. 
        690      483         94       Merit Network 
       4293      466        113       Cable & Wireless USA 
       3301      439        919       TeliaNet Sweden
        703      426        376       UUNET Technologies, Inc. 
       2764      421        377       connect.com.au pty ltd
       3561      408       2326       Cable & Wireless USA 
       2548      371        973       Business Internet, Inc. 
       3549      370        835       Global Crossing 
       2149      367        263       Performance Systems, Inc. 
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      22130   UNALLOCATED   4.18.195.0/24         3561       Cable & Wireless USA
      22242   UNALLOCATED   12.14.215.0/24        7222       Southwestern Bell In
      65534   PRIVATE       62.23.176.0/24        6675       Colt Telecommunicati
      65534   PRIVATE       62.23.177.0/24        6675       Colt Telecommunicati
       6971   UNALLOCATED   64.42.0.0/18          2516       Kokusai Denshin Denw
       6971   UNALLOCATED   64.42.0.0/17          2516       Kokusai Denshin Denw
       6971   UNALLOCATED   64.42.40.0/21         2914       Verio, Inc. 
       6971   UNALLOCATED   64.42.48.0/21         2914       Verio, Inc. 
       6971   UNALLOCATED   64.42.60.0/22         2914       Verio, Inc. 
       6971   UNALLOCATED   64.42.72.0/21         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
        578   UNALLOCATED   64.230.242.16/28       577       Bell Advanced Commun
      22091   UNALLOCATED   65.113.20.0/24         209       Qwest 
      22195   UNALLOCATED   65.116.137.0/24        209       Qwest 
      22299   UNALLOCATED   65.161.22.0/24         701       UUNET Technologies, 
      22299   UNALLOCATED   65.161.23.0/24         701       UUNET Technologies, 
      22326   UNALLOCATED   65.170.47.0/24        1239       Sprint 
      22313   UNALLOCATED   66.96.52.0/22         7927       Global One Venezuela
       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
       1877   UNALLOCATED   192.108.201.0/24      1880       Stupi, house man's p
      65460   PRIVATE       192.231.11.0/24       7018       AT&T 
      22313   UNALLOCATED   196.27.8.0/22         7927       Global One Venezuela
      22284   UNALLOCATED   198.183.146.0/23       701       UUNET Technologies, 
      22301   UNALLOCATED   199.171.142.0/24      6517       Yipes Communications
       6971   UNALLOCATED   199.249.223.0/24      2516       Kokusai Denshin Denw
      65534   PRIVATE       200.40.20.0/24        6057       Av. Fernandez Crespo
      65534   PRIVATE       200.40.23.0/24        6057       Av. Fernandez Crespo
      22313   UNALLOCATED   200.47.150.0/24       7927       Global One Venezuela
      22303   UNALLOCATED   204.62.219.0/24       2914       Verio, Inc. 
      22303   UNALLOCATED   204.62.220.0/24       2914       Verio, Inc. 
      22303   UNALLOCATED   204.62.221.0/24       2914       Verio, Inc. 
      22303   UNALLOCATED   204.62.222.0/24       2914       Verio, Inc. 
      22284   UNALLOCATED   205.173.0.0/22         701       UUNET Technologies, 
      22284   UNALLOCATED   205.173.7.0/24         701       UUNET Technologies, 
      22130   UNALLOCATED   205.180.228.0/24      3561       Cable & Wireless USA
       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, 
      22257   UNALLOCATED   207.176.8.0/21        3491       CAIS Internet 
       6971   UNALLOCATED   207.189.143.0/24      2516       Kokusai Denshin Denw
      22179   UNALLOCATED   207.190.35.0/24       3549       Global Crossing 
      22326   UNALLOCATED   208.44.54.0/24        1239       Sprint 
      22091   UNALLOCATED   208.46.178.0/24        209       Qwest 
      22130   UNALLOCATED   208.131.122.0/24      3561       Cable & Wireless USA
      22195   UNALLOCATED   208.252.244.0/24       209       Qwest 
      22259   UNALLOCATED   208.254.175.0/24       701       UUNET Technologies, 
      65515   PRIVATE       212.110.142.0/24      5593       CRIS-AS
      21040   UNALLOCATED   213.196.128.0/18       702       UUNET Technologies, 
      22313   UNALLOCATED   216.72.155.0/24       7927       Global One Venezuela
       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   216.174.202.0/23      2914       Verio, Inc. 
       6971   UNALLOCATED   216.174.204.0/22      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   216.174.240.0/22      2914       Verio, Inc. 
      22326   UNALLOCATED   216.207.88.0/24       1239       Sprint 
      22326   UNALLOCATED   216.207.89.0/24       1239       Sprint 
       6971   UNALLOCATED   216.210.128.0/18      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   216.210.128.0/17      2516       Kokusai Denshin Denw
       6971   UNALLOCATED   216.229.96.0/20       2516       Kokusai Denshin Denw
      
      Advertised Unregistered Addresses
      ---------------------------------
      
      Network            Origin AS  Description
      82.105.0.0/16         3269     TELECOM ITALIA
      82.105.128.0/17       3269     TELECOM ITALIA
      128.65.0.0/16         3463     ACES Research Inc 
      132.0.0.0/10           568     DISO-UNRRA 
      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       /9:7       /10:6       /11:12      /12:33      
      /13:85      /14:226     /15:381     /16:6972    /17:1234    /18:2343    
      /19:6927    /20:5778    /21:4725    /22:6972    /23:8884    /24:60424   
      /25:336     /26:358     /27:266     /28:264     /29:158     /30:194     
      /31:1       /32:82      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       1221     1457          1606      Telstra Pty Ltd
        701     1394          2217      UUNET Technologies, Inc. 
       3908      772           922      Supernet, Inc. 
       7046      623           795      UUNET Technologies, Inc. 
       7018      541          1038      AT&T 
        702      529           799      UUNET Technologies, Inc. 
        690      479           483      Merit Network 
       4293      449           466      Cable & Wireless USA 
       3967      421           601      Exodus Communication 
          1      417           874      BBN Planet 
       1239      405           725      Sprint 
        209      376           540      Qwest 
       2764      374           421      connect.com.au pty ltd
        703      355           426      UUNET Technologies, Inc. 
       6995      307           321      Bell Atlantic Internet Soluti
       4323      299           357      Time Warner Communications, I
      11371      292           305      Rhythms NetConnections 
        705      290           333      UUNET Technologies, Inc. 
       4151      288           330      USDA 
       5106      284           301      Ameritech Advanced Data Servi
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:6         9:1        12:405      13:10       15:1        17:6      
        20:1        24:782      25:1        26:1        32:72       38:10     
        43:3        44:2        53:2        55:1        57:15       61:70     
        62:135      63:1907     64:1343     65:699      66:473      67:2      
        80:45      128:50      129:119     130:19      131:42      132:11     
       133:1       134:139     135:10      136:21      137:93      138:203    
       139:46      140:194     141:198     142:56      143:39      144:140    
       145:12      146:142     147:130     148:231     149:89      150:37     
       151:208     152:379     153:33      154:19      155:76      156:89     
       157:119     158:72      159:66      160:46      161:59      162:63     
       163:145     164:93      165:96      166:186     167:142     168:116    
       169:37      170:283     171:2       192:5409    193:1955    194:2008   
       195:836     196:415     198:3650    199:3256    200:2522    201:1      
       202:2774    203:4615    204:3305    205:2223    206:2838    207:2556   
       208:3085    209:3142    210:550     211:133     212:836     213:494    
       214:8       215:13      216:3065    217:389     218:2      
      
      End of report
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