[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, 6 Jul 2001 04:06:31 +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   06 Jul, 2001
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            103233
      Origin ASes present in the Internet Routing Table:              11185
      Origin ASes announcing only one prefix:                          4127
      Transit ASes present in the Internet Routing Table:              1520
      Average AS path length visible in the Internet Routing Table:     5.5
          Max AS path length visible:                                    17
      Illegal AS announcements present in the Routing Table:             20
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:    13
      Number of addresses announced to Internet:                 1219205911
          Equivalent to 72 /8s, 171 /16s and 155 /24s
          Percentage of available address space announced:             32.9
          Percentage of allocated address space announced:             63.9
          Percentage of available address space allocated:             51.5
      Total number of prefixes smaller than registry allocations:     69965
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  15010
      Prefixes being announced from the APNIC address blocks:         13571
      APNIC Region origin ASes present in the Internet Routing Table:  1289
      APNIC Region origin ASes announcing only one prefix:              473
      APNIC Region transit ASes present in the Internet Routing Table:  224
      Average APNIC Region AS path length visible:                      5.8
          Max APNIC Region AS path length visible:                       16
      Number of APNIC addresses announced to Internet:             71158591
          Equivalent to 4 /8s, 61 /16s and 203 /24s
          Percentage of available APNIC address space announced:       70.0
      
      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:                   71367
      Prefixes being announced from the ARIN address blocks:          51264
      ARIN Region origin ASes present in the Internet Routing Table:   6783
      ARIN Region origin ASes announcing only one prefix:              2004
      ARIN Region transit ASes present in the Internet Routing Table:   719
      Average ARIN Region AS path length visible:                       5.3
          Max ARIN Region AS path length visible:                        16
      Number of ARIN addresses announced to Internet:             199350017
          Equivalent to 11 /8s, 225 /16s and 215 /24s
          Percentage of available ARIN address space announced:        79.2
      
      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:                   16856
      Prefixes being announced from the RIPE address blocks:          12951
      RIPE Region origin ASes present in the Internet Routing Table:   3124
      RIPE Region origin ASes announcing only one prefix:              1650
      RIPE Region transit ASes present in the Internet Routing Table:   576
      Average RIPE Region AS path length visible:                       6.3
          Max RIPE Region AS path length visible:                        17
      Number of RIPE addresses announced to Internet:             100222080
          Equivalent to 5 /8s, 249 /16s and 68 /24s
          Percentage of available RIPE address space announced:        66.4
      
      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     1557       1309       Telstra
       2764      435        345       connect.com.au pty ltd
        703      385        382       UUNET Technologies, Inc.
       2907      368       1783       SINET Japan
       4755      285        165       VSNL India
       7474      237        293       Optus Communications
       4134      217       1555       Data Communications Bureau
       4766      175       1242       KORnet Powered BY Korea Telec
       7539      155        175       TANet2, sponsored by NSC, TAI
       4786      145         16       NetConnect Communications Pty
       7545      142         21       TPG Internet Pty Ltd
       9443      132         38       INTERNETPRIMUS-AS-A
       4740      117         16       Ozemail
       7586      116         18       Paradox Digital Pty. Ltd
       7657      115         22       The Internet Group Limited
      17561      115        151       Internet service provision to
       9583      111         60       Satyam Infoway Ltd.,
       4713      107        869       NTT-OCNET
       4732      106        358       DDI Corporation
       9797      103         32       Asia Online Australia
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  Description
        702      656       1828       UUNET Technologies, Inc.
       3301      427        918       TeliaNet Sweden
      15870      427         12       Global Center Frankfurt
       1257      278        504       Swipnet AB
       1270      257        870       UUNET Germany
        680      230       2053       Deutschef Forschurgsnetz
       3215      214        495       RAIN
      15878      212          8       Global Center Paris
        719      186        291       LANLINK
        786      184       1904       JANET IP Service
       5515      175        654       Sonera Finland
       3320      171       1410       Deutsche Telekom AG
       8708      147         15       Romania Data System
       5400      133         68       Concert Internet Plus Europea
       3303      129        576       Swisscom
        517      126        272       Xlink
       2856      120        776       BTnet UK Regional network
       1267      101       1970       IUnet S.p.A
       1290       98        406       PSINet UK Ltd.
       3269       92        664       TELECOM ITALIA
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  Description
        701     2450       8067       UUNET Technologies, Inc.
       7018      960       7056       AT&T
          1      835       8720       BBN Planet
       7046      739       1089       UUNET Technologies, Inc.
       1239      655       3289       Sprint ICM-Inria
        690      549         79       Merit Network
       2914      518       2314       Verio, Inc.
       4293      497        101       Cable & Wireless USA
        209      474       1876       Qwest
       3561      454       2404       Cable & Wireless USA
       3491      440        378       CAIS Internet
        705      424         62       UUNET Technologies, Inc.
       2149      417        378       Performance Systems, Inc.
       2548      412        980       Digital Express Group, Inc.
      18994      410         10       Global Crossing 
       3908      406        582       Supernet, Inc.
       3549      348        813       Global Crossing
       3967      337        455       Exodus Communication
      11371      331         99       Rhythms NetConnections
      15290      324        358       AT&T Canada IES 
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /20 equiv  Description
        701     2450       8067       UUNET Technologies, Inc.
       1221     1557       1309       Telstra
       7018      960       7056       AT&T
          1      835       8720       BBN Planet
       7046      739       1089       UUNET Technologies, Inc.
        702      656       1828       UUNET Technologies, Inc.
       1239      655       3289       Sprint ICM-Inria
        690      549         79       Merit Network
       2914      518       2314       Verio, Inc.
       4293      497        101       Cable & Wireless USA
        209      474       1876       Qwest
       3561      454       2404       Cable & Wireless USA
       3491      440        378       CAIS Internet
       2764      435        345       connect.com.au pty ltd
       3301      427        918       TeliaNet Sweden
      15870      427         12       Global Center Frankfurt
        705      424         62       UUNET Technologies, Inc.
       2149      417        378       Performance Systems, Inc.
       2548      412        980       Digital Express Group, Inc.
      18994      410         10       Global Crossing 
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      17675   UNALLOCATED   61.211.160.0/20       3549       Global Crossing
      17682   UNALLOCATED   61.213.16.0/20        4713       NTT-OCNET
      17682   UNALLOCATED   61.213.32.0/21        4713       NTT-OCNET
       2027   UNALLOCATED   150.185.128.0/18      8143       Publicom Corp.
       5962   UNALLOCATED   192.41.249.0/24        721       DLA Systems Automati
       1877   UNALLOCATED   192.108.196.0/24      1800       SPRINT
       1877   UNALLOCATED   192.108.209.0/24      1880       Stupi, house man's 
       1877   UNALLOCATED   192.108.210.0/24      1880       Stupi, house man's 
       1877   UNALLOCATED   192.108.214.0/24      1800       SPRINT
       5757   UNALLOCATED   192.239.13.0/24        701       UUNET Technologies, 
      17674   UNALLOCATED   202.6.156.0/22        9225       Level 3 Communicatio
       9700   UNALLOCATED   202.30.50.0/23        3786       DACOM Corporation
      17657   UNALLOCATED   202.161.160.0/20      9653       AGNS HongKong NET
       9700   UNALLOCATED   203.255.208.0/24      3786       DACOM Corporation
       9700   UNALLOCATED   203.255.209.0/24      3786       DACOM Corporation
       9700   UNALLOCATED   203.255.210.0/24      3786       DACOM Corporation
       9700   UNALLOCATED   203.255.211.0/24      3786       DACOM Corporation
       5954   UNALLOCATED   204.130.191.0/24       721       DLA Systems Automati
       5979   UNALLOCATED   206.197.206.0/24       721       DLA Systems Automati
       5757   UNALLOCATED   207.19.224.0/24        701       UUNET Technologies, 
      
      Advertised Unregistered Addresses
      ---------------------------------
      
      Network            Origin AS  Description
      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
      172.122.0.0/16         701     UUNET Technologies, Inc.
      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        /8:19       /9:5       /10:6       /11:9       /12:32      
      /13:78      /14:212     /15:352     /16:6895    /17:1180    /18:2170    
      /19:6702    /20:5326    /21:4471    /22:6719    /23:8465    /24:58814   
      /25:169     /26:262     /27:352     /28:366     /29:309     /30:282     
      /31:1       /32:37      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
        701     1585          2450      UUNET Technologies, Inc.
       1221     1405          1557      Telstra
       7046      572           739      UUNET Technologies, Inc.
        690      546           549      Merit Network
       4293      480           497      Cable & Wireless USA
       7018      469           960      AT&T
      15870      423           427      Global Center Frankfurt
       3491      415           440      CAIS Internet
        702      410           656      UUNET Technologies, Inc.
      18994      408           410      Global Crossing 
       2764      390           435      connect.com.au pty ltd
        705      385           424      UUNET Technologies, Inc.
          1      354           835      BBN Planet
        209      350           474      Qwest
       1239      336           655      Sprint ICM-Inria
      11371      318           331      Rhythms NetConnections
        703      314           385      UUNET Technologies, Inc.
      18993      312           316      Global Crossing 
       2548      304           412      Digital Express Group, Inc.
       3908      303           406      Supernet, Inc.
      
      Advertised prefixes smaller than registry allocations (per /8 block)
      --------------------------------------------------------------------
      
         4:1         6:12        9:6        12:568      13:13       15:11     
        17:13       20:4        24:840      26:1        32:34       35:2      
        38:358      40:2        43:4        44:11       45:1        47:38     
        52:2        53:4        55:1        56:5        57:14       61:109    
        62:188      63:2491     64:2670     65:1205     66:733      80:15     
       128:60      129:201     130:54      131:63      132:40      133:1      
       134:235     135:12      136:36      137:176     138:278     139:84     
       140:194     141:225     142:113     143:98      144:179     145:31     
       146:192     147:178     148:204     149:131     150:60      151:265    
       152:812     153:38      154:4       155:145     156:94      157:154    
       158:100     159:102     160:81      161:134     162:162     163:221    
       164:169     165:238     166:255     167:155     168:201     169:53     
       170:434     171:20      172:1       192:15      193:2573    194:2683   
       195:980     198:4       199:3845    200:2693    202:3667    203:5649   
       204:4348    205:2896    206:3969    207:3668    208:5175    209:4051   
       210:719     211:255     212:1096    213:586     216:4638    217:413    
       218:3      
      
      End of report
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