[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, 3 Aug 2001 04:14:43 +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   03 Aug, 2001
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            106454
      Origin ASes present in the Internet Routing Table:              11411
      Origin ASes announcing only one prefix:                          4172
      Transit ASes present in the Internet Routing Table:              1501
      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:             49
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:    21
      Number of addresses announced to Internet:                 1256502062
          Equivalent to 74 /8s, 228 /16s and 179 /24s
          Percentage of available address space announced:             33.9
          Percentage of allocated address space announced:             65.8
          Percentage of available address space allocated:             51.5
      Total number of prefixes smaller than registry allocations:     72717
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  15901
      Prefixes being announced from the APNIC address blocks:         14321
      APNIC Region origin ASes present in the Internet Routing Table:  1335
      APNIC Region origin ASes announcing only one prefix:              453
      APNIC Region transit ASes present in the Internet Routing Table:  223
      Average APNIC Region AS path length visible:                      5.1
          Max APNIC Region AS path length visible:                       14
      Number of APNIC addresses announced to Internet:             75340213
          Equivalent to 4 /8s, 125 /16s and 153 /24s
          Percentage of available APNIC address space announced:       74.1
      
      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:                   73008
      Prefixes being announced from the ARIN address blocks:          52892
      ARIN Region origin ASes present in the Internet Routing Table:   6873
      ARIN Region origin ASes announcing only one prefix:              2030
      ARIN Region transit ASes present in the Internet Routing Table:   700
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        17
      Number of ARIN addresses announced to Internet:             201006598
          Equivalent to 11 /8s, 251 /16s and 30 /24s
          Percentage of available ARIN address space announced:        79.9
      
      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, 199/8, 200/8, 204/6,
                             208/7 and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                   17542
      Prefixes being announced from the RIPE address blocks:          13622
      RIPE Region origin ASes present in the Internet Routing Table:   3210
      RIPE Region origin ASes announcing only one prefix:              1689
      RIPE Region transit ASes present in the Internet Routing Table:   579
      Average RIPE Region AS path length visible:                       5.8
          Max RIPE Region AS path length visible:                        15
      Number of RIPE addresses announced to Internet:             102604495
          Equivalent to 6 /8s, 29 /16s and 158 /24s
          Percentage of available RIPE address space announced:        68.0
      
      RIPE AS Blocks         1877 - 1901, 2042, 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     1670       1330       Telstra Pty Ltd
       2764      440        362       connect.com.au pty ltd
        703      406        367       UUNET Technologies, Inc. 
       2907      366       1768       SINET Japan
       4755      289        162       Videsh Sanchar Nigam Ltd. Aut
       7474      243        292       Optus Communications Pty Ltd
       4134      239       1714       Data Communications Bureau
       4740      216         27       OzEmail ISP
       7539      209        175       TANet2, sponsored by NSC, TAI
       4766      176       1336       Korea Internet Exchange for "
       7545      149         27       TPG Internet Pty Ltd
       9443      145         40       Primus Telecommunications
       4786      130         17       NetConnect Communications Pty
       4763      121         69       Telstra New Zealand
       4713      115        886       NTT Communications Corporatio
      17561      115        151       Internet service provision to
       7586      112         17       Paradox Digital Pty Ltd
       4812      111        279       China Telecom (Group)
       7657      110         22       The Internet Group Limited
       9583      110         61       Satyam Infoway Ltd.,
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  Description
        702      691       1794       UUNET Technologies, Inc. 
       3301      429        917       TeliaNet Sweden
      15870      412         12       Global Center Frankfurt
       1257      280        521       SWIPnet Swedish IP Network
       1270      241        868       UUNET Germany
       3215      232        497       France Telecom / &Equant
        680      229       2069       DFN-IP service G-WiN
      15878      205          8       Global Center Paris
        719      185        291       LANLINK autonomous system
        786      180       1858       The JANET IP Service
       3320      179       1428       Deutsche Telekom AG
       5515      175        654       Sonera Finland Autonomous Sys
       8708      155         15       Romania Data Systems S.A.
       5400      140         67       Concert European Core Network
       3303      131        576       Swisscom Ltd
       2856      126        776       BTnet UK Regional network
       5549      121         66       Nextra Deutschland GmbH + Co.
        517      119        271       KPNQwest Germany GmbH
       8503      110          3       PCNET - PCNET DATA Network
       1267      107       1989       Infostrada S.p.A.
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  Description
        701     2312       8113       UUNET Technologies, Inc. 
       7018      969       7014       AT&T 
          1      894       8683       BBN Planet 
       7046      764       1040       UUNET Technologies, Inc. 
       1239      695       3248       Sprint 
       2551      674        648       ICG NetAhead, Inc 
       2914      512       2299       Verio, Inc. 
        690      502         93       Merit Network 
       4293      486         98       Cable & Wireless USA 
        209      470       1899       Qwest 
       3561      423       2397       Cable & Wireless USA 
       3908      422        488       Supernet, Inc. 
       2548      403       1010       Business Internet, Inc. 
       2149      399        329       Performance Systems, Inc. 
      18994      390         10       Global Crossing 
       3549      358        818       Global Crossing 
       4323      344        318       Time Warner Communications, I
      11371      338        100       Rhythms NetConnections 
      15290      337        357       AT&T Canada IES 
       3967      334        454       Exodus Communication 
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /20 equiv  Description
        701     2312       8113       UUNET Technologies, Inc. 
       1221     1670       1330       Telstra Pty Ltd
       7018      969       7014       AT&T 
          1      894       8683       BBN Planet 
       7046      764       1040       UUNET Technologies, Inc. 
       1239      695       3248       Sprint 
        702      691       1794       UUNET Technologies, Inc. 
       2551      674        648       ICG NetAhead, Inc 
       2914      512       2299       Verio, Inc. 
        690      502         93       Merit Network 
       4293      486         98       Cable & Wireless USA 
        209      470       1899       Qwest 
       2764      440        362       connect.com.au pty ltd
       3301      429        917       TeliaNet Sweden
       3561      423       2397       Cable & Wireless USA 
       3908      422        488       Supernet, Inc. 
      15870      412         12       Global Center Frankfurt
        703      406        367       UUNET Technologies, Inc. 
       2548      403       1010       Business Internet, Inc. 
       2149      399        329       Performance Systems, 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   64.42.40.0/21         2516       Kokusai Denshin Denw
       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
      65501   PRIVATE       64.243.116.0/24      16890       K&G Network Services
       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   192.108.196.0/24      1800       SPRINT 
       1877   UNALLOCATED   192.108.213.16/28     1880       Stupi, house man's p
       1877   UNALLOCATED   192.108.214.0/24      1800       SPRINT 
      65460   PRIVATE       192.231.11.0/24       7018       AT&T 
       6971   UNALLOCATED   199.249.223.0/24      2516       Kokusai Denshin Denw
       9501   UNALLOCATED   202.53.96.0/24       17443       International Intern
       9501   UNALLOCATED   202.53.96.0/20       17443       International Intern
       9501   UNALLOCATED   202.53.97.0/24       17443       International Intern
       9501   UNALLOCATED   202.53.98.0/24       17443       International Intern
       9501   UNALLOCATED   202.53.99.0/24       17443       International Intern
       9501   UNALLOCATED   202.53.100.0/24      17443       International Intern
       9501   UNALLOCATED   202.53.101.0/24      17443       International Intern
       9501   UNALLOCATED   202.53.102.0/24      17443       International Intern
       4834   UNALLOCATED   202.74.192.0/20       4648       Netgate
      17657   UNALLOCATED   202.161.160.0/20      9653       Transit link for Hon
       4831   UNALLOCATED   202.172.32.0/20       9740       Cable & Wireless Net
       6971   UNALLOCATED   206.58.248.0/22       2516       Kokusai Denshin Denw
       6971   UNALLOCATED   206.58.248.0/21       2516       Kokusai Denshin Denw
       6971   UNALLOCATED   206.58.254.0/23       2914       Verio, Inc. 
       5757   UNALLOCATED   207.19.224.0/24        701       UUNET Technologies, 
      65515   PRIVATE       212.110.142.0/24      5593       CRIS-AS
       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. 
       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
      82.104.0.0/16         3269     TELECOM ITALIA
      82.104.128.0/17       3269     TELECOM ITALIA
      82.105.0.0/16         3269     TELECOM ITALIA
      82.105.128.0/17       3269     TELECOM ITALIA
      99.0.0.0/8            9638     National Agricultural Coopera
      128.65.0.0/16         3463     ACES Research Inc 
      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. 
      153.34.0.0/15          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 
      172.32.1.0/25         1221     Telstra Pty Ltd
      172.122.0.0/16         701     UUNET Technologies, Inc. 
      201.115.100.0/24      7018     AT&T 
      220.2.228.0/24        3758     SingNet
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:20       /9:6       /10:6       /11:9       /12:32      
      /13:82      /14:217     /15:366     /16:6932    /17:1195    /18:2264    
      /19:6784    /20:5529    /21:4590    /22:6825    /23:8604    /24:60659   
      /25:321     /26:401     /27:419     /28:428     /29:349     /30:322     
      /31:0       /32:94      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       1221     1518          1670      Telstra Pty Ltd
        701     1448          2312      UUNET Technologies, Inc. 
       7046      601           764      UUNET Technologies, Inc. 
       2551      567           674      ICG NetAhead, Inc 
        690      498           502      Merit Network 
       7018      489           969      AT&T 
       4293      469           486      Cable & Wireless USA 
        702      439           691      UUNET Technologies, Inc. 
          1      421           894      BBN Planet 
      15870      408           412      Global Center Frankfurt
       2764      395           440      connect.com.au pty ltd
      18994      388           390      Global Crossing 
       1239      379           695      Sprint 
        209      345           470      Qwest 
        703      336           406      UUNET Technologies, Inc. 
       3908      327           422      Supernet, Inc. 
      11371      325           338      Rhythms NetConnections 
      18993      305           309      Global Crossing 
       4323      295           344      Time Warner Communications, I
       2548      293           403      Business Internet, Inc. 
      
      Advertised prefixes smaller than registry allocations (per /8 block)
      --------------------------------------------------------------------
      
         4:2         6:12        9:6        12:589      13:13       15:11     
        17:13       20:7        24:861      25:2        26:1        32:43     
        35:2        38:20       40:3        43:6        44:10       45:2      
        47:40       52:2        53:4        55:1        56:5        57:15     
        61:155      62:199      63:2511     64:2746     65:999      66:818    
        80:50      128:64      129:178     130:54      131:68      132:41     
       133:1       134:246     135:11      136:37      137:182     138:233    
       139:92      140:259     141:224     142:119     143:86      144:210    
       145:33      146:202     147:178     148:255     149:127     150:62     
       151:262     152:941     153:38      154:26      155:142     156:93     
       157:164     158:115     159:83      160:101     161:145     162:150    
       163:254     164:212     165:256     166:261     167:171     168:209    
       169:55      170:425     171:20      172:1       192:38      193:2635   
       194:2755    195:1114    196:4       198:8       199:4079    200:2908   
       202:3833    203:5857    204:4447    205:2988    206:4218    207:3746   
       208:5205    209:4435    210:804     211:342     212:1132    213:733    
       216:4728    217:473     218:3      
      
      End of report
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