[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, 19 Oct 2001 04:04:43 +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   19 Oct, 2001
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            110006
      Origin ASes present in the Internet Routing Table:              11920
      Origin ASes announcing only one prefix:                          4395
      Transit ASes present in the Internet Routing Table:              1551
      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:             61
      Non-routable prefixes present in the Routing Table:                 1
      Prefixes being announced from the IANA Reserved Address blocks:    15
      Number of addresses announced to Internet:                 1298884804
          Equivalent to 77 /8s, 107 /16s and 104 /24s
          Percentage of available address space announced:             35.0
          Percentage of allocated address space announced:             66.9
          Percentage of available address space allocated:             52.4
      Total number of prefixes smaller than registry allocations:     74537
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  16475
      Prefixes being announced from the APNIC address blocks:         15087
      APNIC Region origin ASes present in the Internet Routing Table:  1382
      APNIC Region origin ASes announcing only one prefix:              461
      APNIC Region transit ASes present in the Internet Routing Table:  229
      Average APNIC Region AS path length visible:                      5.1
          Max APNIC Region AS path length visible:                       14
      Number of APNIC addresses announced to Internet:             82749745
          Equivalent to 4 /8s, 238 /16s and 169 /24s
          Percentage of available APNIC address space announced:       69.8
      
      APNIC AS Blocks        4608 - 4864, 7467 - 7722, 9216 - 10239, 17408 - 18431
      APNIC Address Blocks   61/8, 202/7, 210/7 and 218/7
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                   75759
      Prefixes being announced from the ARIN address blocks:          53844
      ARIN Region origin ASes present in the Internet Routing Table:   7176
      ARIN Region origin ASes announcing only one prefix:              2146
      ARIN Region transit ASes present in the Internet Routing Table:   717
      Average ARIN Region AS path length visible:                       5.3
          Max ARIN Region AS path length visible:                        17
      Number of ARIN addresses announced to Internet:             219103009
          Equivalent to 13 /8s, 15 /16s and 63 /24s
          Percentage of available ARIN address space announced:        81.6
      
      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:                   17768
      Prefixes being announced from the RIPE address blocks:          14148
      RIPE Region origin ASes present in the Internet Routing Table:   3369
      RIPE Region origin ASes announcing only one prefix:              1788
      RIPE Region transit ASes present in the Internet Routing Table:   605
      Average RIPE Region AS path length visible:                       5.9
          Max RIPE Region AS path length visible:                        15
      Number of RIPE addresses announced to Internet:             109171596
          Equivalent to 6 /8s, 129 /16s and 211 /24s
          Percentage of available RIPE address space announced:        72.3
      
      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     1577       1291       Telstra Pty Ltd
       2764      410        358       connect.com.au pty ltd
        703      373        336       UUNET Technologies, Inc. 
       2907      373       1880       SINET Japan
       4755      290        164       Videsh Sanchar Nigam Ltd. Aut
       7474      251        274       Optus Communications Pty Ltd
       4134      242       1862       Data Communications Bureau
       4766      185       1466       Korea Internet Exchange for "
       4740      184         27       OzEmail ISP
       7539      174        230       TANet2, sponsored by NSC, TAI
       9443      160         54       Primus Telecommunications
       2521      139        171       PSINet Japan
      17557      132          8       Pakistan Telecom
       9768      131        363       Korea Telecom
       4786      122         14       NetConnect Communications Pty
       4763      120         69       Telstra New Zealand
       9583      119         61       Satyam Infoway Ltd.,
       4713      118        901       NTT Communications Corporatio
      17561      114        167       Internet service provision to
       7657      107         22       The Internet Group Limited
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  Description
        702      912       1948       UUNET Technologies, Inc. 
       3301      434        950       TeliaNet Sweden
       1257      273        512       SWIPnet Swedish IP Network
        680      241       2309       DFN-IP service G-WiN
       3215      236        523       France Telecom / &Equant
       5515      195        688       Sonera Finland Autonomous Sys
       3320      190       1940       Deutsche Telekom AG
        786      185       1890       The JANET IP Service
       8708      163         17       Romania Data Systems S.A.
       1103      144       4089       SURFnet BV
      15870      141         10       Global Center Frankfurt
       5400      139         64       Concert European Core Network
        719      133        289       LANLINK autonomous system
       2856      130       8968       BTnet UK Regional network
       3303      130        560       Swisscom Ltd
       1270      129        732       UUNET Germany
       5549      129         83       Nextra Deutschland GmbH + Co.
      15878      118          9       Global Center Paris
        517      112        252       KPNQwest Germany GmbH
      12302      109          7       MobiFon S.A.
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  Description
        701     2282       9083       UUNET Technologies, Inc. 
       3908     1152       1638       Supernet, Inc. 
       7018     1074       7309       AT&T 
          1      859       8587       BBN Planet 
       7046      815       1021       UUNET Technologies, Inc. 
       1239      743       3389       Sprint 
        209      584       2238       Qwest 
       3967      581        471       Exodus Communication 
        690      498         75       Merit Network 
       2914      475       2267       Verio, Inc. 
       4293      454        112       Cable & Wireless USA 
       3561      434       2384       Cable & Wireless USA 
       2149      433        331       Performance Systems, Inc. 
       3549      378        843       Global Crossing 
        721      374       4389       DLA Systems Automation Center
        705      365         60       UUNET Technologies, Inc. 
        577      351        636       Bell Advanced Communications 
       4323      351        358       Time Warner Communications, I
       5106      351        242       Ameritech Advanced Data Servi
       3741      345        773       The Internet Solution 
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /20 equiv  Description
        701     2282       9083       UUNET Technologies, Inc. 
       1221     1577       1291       Telstra Pty Ltd
       3908     1152       1638       Supernet, Inc. 
       7018     1074       7309       AT&T 
        702      912       1948       UUNET Technologies, Inc. 
          1      859       8587       BBN Planet 
       7046      815       1021       UUNET Technologies, Inc. 
       1239      743       3389       Sprint 
        209      584       2238       Qwest 
       3967      581        471       Exodus Communication 
        690      498         75       Merit Network 
       2914      475       2267       Verio, Inc. 
       4293      454        112       Cable & Wireless USA 
       3301      434        950       TeliaNet Sweden
       3561      434       2384       Cable & Wireless USA 
       2149      433        331       Performance Systems, Inc. 
       2764      410        358       connect.com.au pty ltd
       3549      378        843       Global Crossing 
        721      374       4389       DLA Systems Automation Center
        703      373        336       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
      22571   UNALLOCATED   64.214.53.0/24        3549       Global Crossing 
       2027   UNALLOCATED   150.185.128.0/18      8143       Publicom Corp. 
      22528   UNALLOCATED   192.25.225.0/24        701       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
       5555   UNALLOCATED   192.156.8.0/24         721       DLA Systems Automati
       5555   UNALLOCATED   192.156.41.0/24        721       DLA Systems Automati
       5555   UNALLOCATED   199.10.190.0/24        721       DLA Systems Automati
       6971   UNALLOCATED   199.249.223.0/24      2516       Kokusai Denshin Denw
      22501   UNALLOCATED   200.16.194.0/24       4926       Telintar S.A. 
      22501   UNALLOCATED   200.16.249.0/24       4926       Telintar S.A. 
      22501   UNALLOCATED   200.41.203.0/24       4926       Telintar S.A. 
      22501   UNALLOCATED   200.41.248.0/24       4926       Telintar S.A. 
      22501   UNALLOCATED   200.63.186.0/24       4926       Telintar S.A. 
       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, 
      22528   UNALLOCATED   208.251.6.0/24         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   216.174.200.0/21      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
      
      Prefixes from private and non-routed address space (Global)
      -----------------------------------------------------------
      
      Prefix             Origin AS  Description
      0.0.0.0/7             2856     BTnet UK Regional network
      
      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       
       /7:1        /8:18       /9:5       /10:8       /11:12      /12:34      
      /13:89      /14:227     /15:394     /16:7120    /17:1311    /18:2416    
      /19:7038    /20:5958    /21:4815    /22:7139    /23:9153    /24:62734   
      /25:345     /26:323     /27:260     /28:251     /29:146     /30:166     
      /31:1       /32:42      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
        701     1460          2282      UUNET Technologies, Inc. 
       1221     1433          1577      Telstra Pty Ltd
       3908      883          1152      Supernet, Inc. 
       7046      639           815      UUNET Technologies, Inc. 
        702      621           912      UUNET Technologies, Inc. 
       7018      564          1074      AT&T 
        690      495           498      Merit Network 
       4293      440           454      Cable & Wireless USA 
        209      418           584      Qwest 
          1      412           859      BBN Planet 
       1239      405           743      Sprint 
       3967      403           581      Exodus Communication 
       2764      365           410      connect.com.au pty ltd
       5106      331           351      Ameritech Advanced Data Servi
        705      313           365      UUNET Technologies, Inc. 
      11686      309           342      Education Networks of America
        703      308           373      UUNET Technologies, Inc. 
       2149      308           433      Performance Systems, Inc. 
       4151      301           343      USDA 
      11371      299           310      Rhythms NetConnections 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:6         9:1        12:422      13:10       15:1        17:5      
        20:1        24:806      25:1        26:1        32:74       38:14     
        43:3        44:2        52:1        53:2        57:15       61:106    
        62:165      63:1958     64:1270     65:828      66:498      67:2      
        80:72      128:51      129:107     130:20      131:47      132:40     
       133:2       134:123     135:13      136:102     137:93      138:195    
       139:52      140:178     141:58      142:58      143:39      144:147    
       145:40      146:226     147:130     148:189     149:90      150:40     
       151:202     152:406     153:51      154:19      155:83      156:95     
       157:112     158:74      159:70      160:46      161:61      162:70     
       163:148     164:123     165:100     166:208     167:157     168:122    
       169:40      170:288     171:2       192:5639    193:1988    194:2079   
       195:841     196:459     198:4144    199:3959    200:2445    201:1      
       202:2929    203:4552    204:3377    205:2220    206:2903    207:2634   
       208:3155    209:3095    210:575     211:134     212:876     213:516    
       214:9       215:16      216:3017    217:389     218:2      
      
      End of report
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