[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, 10 Aug 2001 04:04:19 +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   10 Aug, 2001
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            106745
      Origin ASes present in the Internet Routing Table:              11395
      Origin ASes announcing only one prefix:                          4165
      Transit ASes present in the Internet Routing Table:              1480
      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:    16
      Number of addresses announced to Internet:                 1221779990
          Equivalent to 72 /8s, 210 /16s and 226 /24s
          Percentage of available address space announced:             33.0
          Percentage of allocated address space announced:             63.5
          Percentage of available address space allocated:             51.9
      Total number of prefixes smaller than registry allocations:     72999
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  15952
      Prefixes being announced from the APNIC address blocks:         14320
      APNIC Region origin ASes present in the Internet Routing Table:  1341
      APNIC Region origin ASes announcing only one prefix:              449
      APNIC Region transit ASes present in the Internet Routing Table:  216
      Average APNIC Region AS path length visible:                      5.1
          Max APNIC Region AS path length visible:                       14
      Number of APNIC addresses announced to Internet:             75951605
          Equivalent to 4 /8s, 134 /16s and 237 /24s
          Percentage of available APNIC address space announced:       74.7
      
      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:                   73296
      Prefixes being announced from the ARIN address blocks:          53107
      ARIN Region origin ASes present in the Internet Routing Table:   6855
      ARIN Region origin ASes announcing only one prefix:              2031
      ARIN Region transit ASes present in the Internet Routing Table:   695
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        17
      Number of ARIN addresses announced to Internet:             202813450
          Equivalent to 12 /8s, 22 /16s and 176 /24s
          Percentage of available ARIN address space announced:        75.6
      
      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:                   17492
      Prefixes being announced from the RIPE address blocks:          13639
      RIPE Region origin ASes present in the Internet Routing Table:   3206
      RIPE Region origin ASes announcing only one prefix:              1685
      RIPE Region transit ASes present in the Internet Routing Table:   570
      Average RIPE Region AS path length visible:                       5.8
          Max RIPE Region AS path length visible:                        15
      Number of RIPE addresses announced to Internet:             104893563
          Equivalent to 6 /8s, 64 /16s and 140 /24s
          Percentage of available RIPE address space announced:        69.5
      
      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     1595       1315       Telstra Pty Ltd
       2764      437        361       connect.com.au pty ltd
        703      405        365       UUNET Technologies, Inc. 
       2907      365       1783       SINET Japan
       4755      297        163       Videsh Sanchar Nigam Ltd. Aut
       4134      238       1698       Data Communications Bureau
       7474      238        292       Optus Communications Pty Ltd
       4740      210         26       OzEmail ISP
       7539      200        160       TANet2, sponsored by NSC, TAI
       4766      177       1336       Korea Internet Exchange for "
       7545      150         25       TPG Internet Pty Ltd
       9443      143         39       Primus Telecommunications
       4786      132         17       NetConnect Communications Pty
       4763      120         69       Telstra New Zealand
      17561      116        167       Internet service provision to
       4713      115        886       NTT Communications Corporatio
       9583      114         61       Satyam Infoway Ltd.,
       7586      112         17       Paradox Digital Pty Ltd
       4812      110        278       China Telecom (Group)
       7657      110         22       The Internet Group Limited
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  Description
        702      692       1746       UUNET Technologies, Inc. 
       3301      431        918       TeliaNet Sweden
      15870      406         12       Global Center Frankfurt
       1257      280        521       SWIPnet Swedish IP Network
       1270      236        865       UUNET Germany
       3215      233        497       France Telecom / &Equant
        680      229       2069       DFN-IP service G-WiN
      15878      201          8       Global Center Paris
        786      184       1890       The JANET IP Service
       3320      183       1940       Deutsche Telekom AG
        719      180        291       LANLINK autonomous system
       5515      175        654       Sonera Finland Autonomous Sys
       8708      152         15       Romania Data Systems S.A.
       5400      137         66       Concert European Core Network
       3303      132        576       Swisscom Ltd
       2856      126        776       BTnet UK Regional network
       8503      124          3       PCNET - PCNET DATA Network
       5549      122         66       Nextra Deutschland GmbH + Co.
        517      119        271       KPNQwest Germany GmbH
       5511      111        170       France Telecom
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  Description
        701     2301       8103       UUNET Technologies, Inc. 
       7018      993       7069       AT&T 
          1      884       8688       BBN Planet 
       3908      883        627       Supernet, Inc. 
       7046      863       1005       UUNET Technologies, Inc. 
       2551      798        656       ICG NetAhead, Inc 
       1239      683       3217       Sprint 
       2914      509       2296       Verio, Inc. 
        690      491         76       Merit Network 
       4293      489         99       Cable & Wireless USA 
        209      468       2136       Qwest 
       3561      411       2381       Cable & Wireless USA 
       2548      392       1009       Business Internet, Inc. 
       2149      383        296       Performance Systems, Inc. 
      18994      370         10       Global Crossing 
       3549      361        818       Global Crossing 
        577      349        617       Bell Advanced Communications 
       4323      348        318       Time Warner Communications, I
      11371      340        100       Rhythms NetConnections 
       3967      337        456       Exodus Communication 
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /20 equiv  Description
        701     2301       8103       UUNET Technologies, Inc. 
       1221     1595       1315       Telstra Pty Ltd
       7018      993       7069       AT&T 
          1      884       8688       BBN Planet 
       3908      883        627       Supernet, Inc. 
       7046      863       1005       UUNET Technologies, Inc. 
       2551      798        656       ICG NetAhead, Inc 
        702      692       1746       UUNET Technologies, Inc. 
       1239      683       3217       Sprint 
       2914      509       2296       Verio, Inc. 
        690      491         76       Merit Network 
       4293      489         99       Cable & Wireless USA 
        209      468       2136       Qwest 
       2764      437        361       connect.com.au pty ltd
       3301      431        918       TeliaNet Sweden
       3561      411       2381       Cable & Wireless USA 
      15870      406         12       Global Center Frankfurt
        703      405        365       UUNET Technologies, Inc. 
       2548      392       1009       Business Internet, Inc. 
       2149      383        296       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
       2027   UNALLOCATED   150.185.128.0/18      8143       Publicom Corp. 
      64842   PRIVATE       161.217.144.0/24      7046       UUNET Technologies, 
      64842   PRIVATE       161.217.145.0/24      7046       UUNET Technologies, 
       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
      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   206.58.252.0/23       2914       Verio, Inc. 
       6971   UNALLOCATED   206.58.254.0/23       2914       Verio, Inc. 
       5757   UNALLOCATED   207.19.224.0/24        701       UUNET Technologies, 
      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
      82.105.0.0/16         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 
      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 
      172.32.1.0/25         1221     Telstra Pty Ltd
      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       /10:6       /11:11      /12:32      
      /13:84      /14:221     /15:367     /16:6930    /17:1198    /18:2277    
      /19:6805    /20:5606    /21:4606    /22:6870    /23:8705    /24:60660   
      /25:328     /26:389     /27:417     /28:416     /29:353     /30:337     
      /31:2       /32:102     
      
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         9:3        12:396      13:10       15:1        17:6        20:2      
        24:661      26:1        32:35       38:7        43:1        44:2      
        53:2        55:1        57:13       61:63       62:138      63:1895   
        64:1328     65:552      66:404      80:33      128:42      129:102    
       130:21      131:45      132:12      133:1       134:169     135:10     
       136:22      137:127     138:218     139:49      140:133     141:158    
       142:65      143:41      144:141     145:11      146:147     147:137    
       148:202     149:93      150:35      151:212     152:418     153:31     
       154:24      155:77      156:80      157:114     158:72      159:65     
       160:47      161:148     162:64      163:153     164:145     165:91     
       166:185     167:136     168:116     169:34      170:275     171:2      
       192:5389    193:1913    194:2055    195:832     196:408     198:3708   
       199:3382    200:2365    201:1       202:2738    203:4611    204:3527   
       205:2373    206:2953    207:2891    208:3085    209:3057    210:520    
       211:126     212:791     213:453     214:8       215:13      216:3047   
       217:388     218:2      
      
      End of report
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