[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 Table Analysis <cscora at thyme dot apnic dot net>
  • Date: Fri, 25 Oct 2002 20:05:19 +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   20:00 +10GMT Fri 25 Oct, 2002
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            116434
          Prefixes after maximum aggregation:                         74749
          Unique aggregates announced to Internet:                    55706
      Total ASes present in the Internet Routing Table:               13962
      Origin-only ASes present in the Internet Routing Table:         12107
      Origin ASes announcing only one prefix:                          5433
      Transit ASes present in the Internet Routing Table:              1855
      Transit-only ASes present in the Internet Routing Table:           58
      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:              7
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:    35
      Number of addresses announced to Internet:                 1180885064
          Equivalent to 70 /8s, 98 /16s and 224 /24s
          Percentage of available address space announced:             31.9
          Percentage of allocated address space announced:             58.4
          Percentage of available address space allocated:             54.6
      Total number of prefixes smaller than registry allocations:     48540
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  19018
          Total APNIC prefixes after maximum aggregation:             11461
      Prefixes being announced from the APNIC address blocks:         17517
          Unique aggregates announced from the APNIC address blocks:  11098
      APNIC Region origin ASes present in the Internet Routing Table:  1629
      APNIC Region origin ASes announcing only one prefix:              520
      APNIC Region transit ASes present in the Internet Routing Table:  275
      Average APNIC Region AS path length visible:                      5.3
          Max APNIC Region AS path length visible:                       14
      Number of APNIC addresses announced to Internet:             99485600
          Equivalent to 5 /8s, 238 /16s and 7 /24s
          Percentage of available APNIC address space announced:       65.4
      
      APNIC AS Blocks        4608 - 4864, 7467 - 7722, 9216 - 10239
                             17408 - 18431, 23552 - 24575
      APNIC Address Blocks   61/8, 202/7, 210/7, 218/7 and 220/7
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                   72955
          Total ARIN prefixes after maximum aggregation:              46335
      Prefixes being announced from the ARIN address blocks:          51381
          Unique aggregates announced from the ARIN address blocks:   15434
      ARIN Region origin ASes present in the Internet Routing Table:   7852
      ARIN Region origin ASes announcing only one prefix:              2602
      ARIN Region transit ASes present in the Internet Routing Table:   744
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        17
      Number of ARIN addresses announced to Internet:             182036960
          Equivalent to 10 /8s, 217 /16s and 169 /24s
          Percentage of available ARIN address space announced:        67.8
      
      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 - 23551
                             25600 - 26591, 26624 - 27647
      ARIN Address Blocks    24/8, 63/8, 64/6, 68/7, 199/8, 204/6, 208/7
                             and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                   19662
          Total RIPE prefixes after maximum aggregation:              14884
      Prefixes being announced from the RIPE address blocks:          16348
          Unique aggregates announced from the RIPE address blocks:   10971
      RIPE Region origin ASes present in the Internet Routing Table:   4107
      RIPE Region origin ASes announcing only one prefix:              2231
      RIPE Region transit ASes present in the Internet Routing Table:   755
      Average RIPE Region AS path length visible:                       5.8
          Max RIPE Region AS path length visible:                        16
      Number of RIPE addresses announced to Internet:             118330816
          Equivalent to 7 /8s, 13 /16s and 149 /24s
          Percentage of available RIPE address space announced:        78.4
      
      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, 24576 - 25599
      RIPE Address Blocks    62/8, 80/7, 193/8, 194/7, 212/7 and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                  4793
          Total LACNIC prefixes after maximum aggregation:             2069
      Prefixes being announced from the LACNIC address blocks:         4118
          Unique aggregates announced from the LACNIC address blocks:  2656
      LACNIC Region origin ASes present in the Internet Routing Table:  319
      LACNIC Region origin ASes announcing only one prefix:              80
      LACNIC Region transit ASes present in the Internet Routing Table:  68
      Average LACNIC Region AS path length visible:                     5.9
          Max LACNIC Region AS path length visible:                      17
      Number of LACNIC addresses announced to Internet:            11565056
          Equivalent to 0 /8s, 176 /16s and 120 /24s
          Percentage of available LACNIC address space announced:      68.9
      
      LACNIC AS Blocks       26592 - 26623
      LACNIC Address Blocks  200/8
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       1221     1189       1169         867   Telstra Pty Ltd
        703      395        368         313   UUNET
       2907      350       1751         330   SINET Japan
       2764      335        356         307   connect.com.au pty ltd
      17557      314         23         117   Pakistan Telecom
       4134      295       2284          99   Data Communications Bureau
       7474      294        275         201   Optus Communications Pty Ltd
       4755      277        138          74   Videsh Sanchar Nigam Ltd. Aut
       4766      250       1808         158   Korea Internet Exchange for "
       4814      232         79          15   China Telecom (Group)
      17676      224       3506          31   XTAGE CORPORATION
       9443      185         57          73   Primus Telecommunications
       9583      160         32           5   Satyam Infoway Ltd.,
       4515      139        102          77   Star Internet Services Ltd.
       9768      136        385          75   Korea Telecom
       4716      129        736         123   TTnet
       7657      128         23          90   The Internet Group Limited
       9800      122        188          24   CHINA UNICOM
       4739      117         56         108   Commerical Internet eXchange 
       4713      112       1044         101   NTT Communications Corporatio
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1777       9140        1264   UUNET Technologies, Inc. 
       7018     1358       7187         946   AT&T 
       3908     1075       1668         512   Supernet, Inc. 
       1239      887       3186         662   Sprint 
       7843      756        373         318   Adelphia Corp. 
        852      737       1146         457   Telus Advanced Communications
          1      659       8042         434   GENUITY 
       7046      589        892         291   UUNET Technologies, Inc. 
        209      577       2064         336   Qwest 
       4323      519        439         164   Time Warner Communications, I
        690      517         75         324   Merit Network 
       2828      472        598         102   XO Communications 
        705      444        135         204   UUNET Technologies, Inc. 
       7132      415        673          70   Southwestern Bell Internet Se
       3549      410        726         296   Global Crossing 
       2548      401       1115         244   Business Internet, Inc. 
       6197      399        601          40   BellSouth Network Solutions, 
       6198      397        180         197   BellSouth Network Solutions, 
       4355      385        306         109   EarthLink, Inc. 
       2914      370       2022         363   Verio, Inc. 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      872       2374         724   UUNET - Commercial IP service
       3301      382       1164         335   TeliaNet Sweden
       3215      309        789         172   France Telecom Transpac
       3320      243       1964         220   Deutsche Telekom AG
        680      238       2151         234   DFN-IP service G-WiN
       5515      211        783         176   Sonera Solution Autonomous Sy
       1257      207        414         202   SWIPnet Swedish IP Network
       5400      200         83          95   BT Ignite European Backbone
        719      190        306         130   LANLINK autonomous system
        786      176       1873         176   The JANET IP Service
       2856      170       1302         132   BTnet UK Regional network
       8708      158         41         147   Romania Data Systems S.A.
       3303      142        516         141   Swisscom Ltd
      12302      121         17          28   MobiFon S.A.
       3246      120        373         115   Song Networks
       8220      114        168         105   COLT Internet - International
       3233      106         10           8   RNC - Romanian Natioanal R&D 
       3269      106        690          64   TELECOM ITALIA
       5511      102        192          85   France Telecom
       2874       99         85          39   Global One Services AB
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      249        114          58   ImpSat USA, Inc. 
       8151      209        330         110   UniNet S.A. de C.V. 
       7303      180         28          50   Telecom Argentina Stet-France
      11172      167         72          33   Servicios Alestra S.A de C.V 
       6503      155        191         109   AVANTEL, S.A. 
      16814      106          7          12   NSS, S.A. 
      13999      101         20           7   Mega Cable S.A. de C.V. 
      10620       99          6          30   TVCABLE BOGOTA 
      11340       80          2          25   Red Universitaria Nacional 
      11992       80          8          30   Integrated Systems 
      15311       76         26          32   Telefonica Empresas 
       1916       74        425          41   Fundacao de Amparo a Pesquisa
       4270       67         18          10   Red de Interconexion Universi
       4926       63          4          51   Telintar S.A. 
       7984       63         27          41   Global One Colombia 
       2277       62         16           3   ECUANET - CORPORACION ECUATOR
      15034       60          5          32   TIBA SA 
       7927       59          5          40   Global One Venezuela 
       8065       59          6          15   Empresas Publicas de Medellin
       6535       54          4          15   Chilesat Servicios  Empresari
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       3908      1075         563      Supernet, Inc. 
       7843       756         438      Adelphia Corp. 
       7018      1358         412      AT&T 
       2828       472         370      XO Communications 
       6197       399         359      BellSouth Network Solutions, 
       4323       519         355      Time Warner Communications, I
       7132       415         345      Southwestern Bell Internet Se
       1221      1189         322      Telstra Pty Ltd
      18566       326         322      Covad Communications 
       1580       320         307      ANOSCEUR 
       7046       589         298      UUNET Technologies, Inc. 
        852       737         280      Telus Advanced Communications
       6347       351         278      SAVVIS Communications Corpora
       4355       385         276      EarthLink, Inc. 
       4151       292         276      USDA 
        209       577         241      Qwest 
        705       444         240      UUNET Technologies, Inc. 
        376       334         231      Reseau Interordinateurs Scien
       1239       887         225      Sprint 
          1       659         225      GENUITY 
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65025   PRIVATE       81.26.65.0/24        11042       Orion Network System
      65010   PRIVATE       168.167.21.0/24      11042       Orion Network System
      65501   PRIVATE       200.73.24.0/24       18747       IFX Communication Ve
      65501   PRIVATE       200.73.26.0/24       18747       IFX Communication Ve
      65501   PRIVATE       200.73.27.0/24       18747       IFX Communication Ve
      65501   PRIVATE       200.73.28.0/24       18747       IFX Communication Ve
       5757   UNALLOCATED   207.19.224.0/24        701       UUNET Technologies, 
      
      Advertised Unregistered Addresses
      ---------------------------------
      
      Network            Origin AS  Description
      39.0.0.0/8            4554     Exchange Point Blocks 
      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     GENUITY 
      158.0.0.0/13           568     DISO-UNRRA 
      164.233.0.0/16        6020     DISA NETWORK SERVICES 
      164.236.0.0/16         568     DISO-UNRRA 
      192.31.242.0/24        771     NASA Ames Research Center 
      192.44.0.0/19          702     UUNET - Commercial IP service
      192.72.0.0/18         4780     Digital United Inc.
      192.72.0.0/16         4780     Digital United Inc.
      192.83.16.0/20        5515     Sonera Solution Autonomous Sy
      192.83.32.0/19        5515     Sonera Solution Autonomous Sy
      192.83.96.0/22        5515     Sonera Solution Autonomous Sy
      192.83.100.0/24       5515     Sonera Solution Autonomous Sy
      192.91.198.0/24       2568     CTS Network Services 
      192.119.135.0/24       270     NASA 
      192.135.50.0/24       7018     AT&T 
      192.136.79.0/24        719     LANLINK autonomous system
      192.136.86.0/24        719     LANLINK autonomous system
      192.136.87.0/24        719     LANLINK autonomous system
      192.136.88.0/24        719     LANLINK autonomous system
      192.136.136.0/24      7046     UUNET Technologies, Inc. 
      192.136.136.0/22       568     DISO-UNRRA 
      192.139.62.0/24       6539     GT Group Telecom Services Cor
      192.140.0.0/16        5511     France Telecom
      192.153.136.0/21       568     DISO-UNRRA 
      192.156.0.0/19         568     DISO-UNRRA 
      192.156.164.0/24     19548     Adelphia Business Solutions 
      192.172.0.0/19         568     DISO-UNRRA 
      192.208.29.0/24       3908     Supernet, Inc. 
      192.208.30.0/23       3908     Supernet, Inc. 
      192.243.36.0/23       2044     AUSNet, Inc. 
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:17       /9:5       /10:8       /11:12      /12:46      
      /13:90      /14:238     /15:426     /16:7291    /17:1513    /18:2742    
      /19:7909    /20:7505    /21:5342    /22:8192    /23:9957    /24:64398   
      /25:177     /26:205     /27:103     /28:78      /29:54      /30:95      
      /31:1       /32:30      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       3908      637          1075      Supernet, Inc. 
       7843      569           756      Adelphia Corp. 
        702      540           872      UUNET - Commercial IP service
        701      496          1777      UUNET Technologies, Inc. 
        690      465           517      Merit Network 
       7018      437          1358      AT&T 
       2828      370           472      XO Communications 
      18566      320           326      Covad Communications 
       6198      313           397      BellSouth Network Solutions, 
       1580      306           320      ANOSCEUR 
       6197      282           399      BellSouth Network Solutions, 
       7046      275           589      UUNET Technologies, Inc. 
       1239      271           887      Sprint 
        209      260           577      Qwest 
       3215      234           309      France Telecom Transpac
       3301      228           382      TeliaNet Sweden
      11492      224           229      Cable One 
       4355      218           385      EarthLink, Inc. 
       7066      205           306      Virginia Polytechnic Institut
      19029      192           220      New Edge Networks 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:5        12:578      13:10       15:4        17:6        20:3      
        24:899      25:1        32:42       38:26       40:11       44:1      
        55:1        57:17       61:369      62:238      63:1905     64:1351   
        65:1609     66:1209     67:117      68:176      69:16       80:287    
        81:60      128:129     129:105     130:18      131:63      132:9      
       133:2       134:140     135:7       136:406     137:108     138:205    
       139:71      140:156     141:77      142:82      143:46      144:148    
       145:18      146:235     147:225     148:255     149:76      150:41     
       151:89      152:294     153:36      154:8       155:106     156:103    
       157:106     158:76      159:149     160:20      161:74      162:126    
       163:85      164:82      165:125     166:104     167:300     168:302    
       169:60      170:217     171:6       192:5425    193:2380    194:2005   
       195:837     196:431     198:3636    199:3100    200:2504    202:3512   
       203:4851    204:3280    205:2112    206:2369    207:2467    208:2551   
       209:2643    210:604     211:249     212:813     213:778     214:10     
       215:19      216:3233    217:505     218:50      219:3      
      
      End of report
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