[apops] Weekly Routing Table Report

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  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Table Analysis <cscora at thyme dot apnic dot net>
  • Date: Fri, 29 Nov 2002 20:05:19 +1000 (EST)
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    • 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 29 Nov, 2002
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            119089
          Prefixes after maximum aggregation:                         75503
          Unique aggregates announced to Internet:                    56562
      Total ASes present in the Internet Routing Table:               14147
      Origin-only ASes present in the Internet Routing Table:         12257
      Origin ASes announcing only one prefix:                          5544
      Transit ASes present in the Internet Routing Table:              1890
      Transit-only ASes present in the Internet Routing Table:           63
      Average AS path length visible in the Internet Routing Table:     5.4
          Max AS path length visible:                                    18
      Illegal AS announcements present in the Routing Table:              3
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:    36
      Number of addresses announced to Internet:                 1185190237
          Equivalent to 70 /8s, 164 /16s and 145 /24s
          Percentage of available address space announced:             32.0
          Percentage of allocated address space announced:             58.6
          Percentage of available address space allocated:             54.6
      Total number of prefixes smaller than registry allocations:     54136
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  19302
          Total APNIC prefixes after maximum aggregation:             11449
      Prefixes being announced from the APNIC address blocks:         17818
          Unique aggregates announced from the APNIC address blocks:  11179
      APNIC Region origin ASes present in the Internet Routing Table:  1650
      APNIC Region origin ASes announcing only one prefix:              527
      APNIC Region transit ASes present in the Internet Routing Table:  292
      Average APNIC Region AS path length visible:                      5.3
          Max APNIC Region AS path length visible:                       11
      Number of APNIC addresses announced to Internet:            100839584
          Equivalent to 6 /8s, 2 /16s and 176 /24s
          Percentage of available APNIC address space announced:       66.3
      
      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:                   74761
          Total ARIN prefixes after maximum aggregation:              46872
      Prefixes being announced from the ARIN address blocks:          52185
          Unique aggregates announced from the ARIN address blocks:   15698
      ARIN Region origin ASes present in the Internet Routing Table:   7941
      ARIN Region origin ASes announcing only one prefix:              2670
      ARIN Region transit ASes present in the Internet Routing Table:   750
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        17
      Number of ARIN addresses announced to Internet:             183751136
          Equivalent to 10 /8s, 243 /16s and 209 /24s
          Percentage of available ARIN address space announced:        68.5
      
      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:                   20132
          Total RIPE prefixes after maximum aggregation:              15086
      Prefixes being announced from the RIPE address blocks:          16762
          Unique aggregates announced from the RIPE address blocks:   11173
      RIPE Region origin ASes present in the Internet Routing Table:   4173
      RIPE Region origin ASes announcing only one prefix:              2266
      RIPE Region transit ASes present in the Internet Routing Table:   766
      Average RIPE Region AS path length visible:                       5.8
          Max RIPE Region AS path length visible:                        18
      Number of RIPE addresses announced to Internet:             120294336
          Equivalent to 7 /8s, 43 /16s and 139 /24s
          Percentage of available RIPE address space announced:        79.7
      
      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, 82/8, 193/8, 194/7, 212/7 and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                  4893
          Total LACNIC prefixes after maximum aggregation:             2096
      Prefixes being announced from the LACNIC address blocks:         4277
          Unique aggregates announced from the LACNIC address blocks:  2760
      LACNIC Region origin ASes present in the Internet Routing Table:  320
      LACNIC Region origin ASes announcing only one prefix:              81
      LACNIC Region transit ASes present in the Internet Routing Table:  71
      Average LACNIC Region AS path length visible:                     5.8
          Max LACNIC Region AS path length visible:                      13
      Number of LACNIC addresses announced to Internet:            11747072
          Equivalent to 0 /8s, 179 /16s and 63 /24s
          Percentage of available LACNIC address space announced:      70.0
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/8
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       1221     1169       1184         846   Telstra Pty Ltd
        703      397        364         311   UUNET
       2907      353       1751         332   SINET Japan
       2764      342        341         310   connect.com.au pty ltd
      17557      314         23         123   Pakistan Telecom
       7474      305        280         203   Optus Communications Pty Ltd
       4134      299       2361         102   Data Communications Bureau
       4755      275        136          73   Videsh Sanchar Nigam Ltd. Aut
       4814      248         79          15   China Telecom (Group)
       4766      236       1807         152   Korea Internet Exchange for "
      17676      230       3570          27   XTAGE CORPORATION
       9443      184         57          73   Primus Telecommunications
       9583      176         33          12   Satyam Infoway Ltd.,
       9768      135        386          64   Korea Telecom
       4716      130        724         124   TTnet
       9800      129        190          30   CHINA UNICOM
       7657      126         25          91   The Internet Group Limited
       4621      120         11          67   UNINET-TH
       4739      120         56         110   Commerical Internet eXchange 
       4515      113        102          47   Star Internet Services Ltd.
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3908     2407       1667         505   Supernet, Inc. 
        701     1742       9040        1245   UUNET Technologies, Inc. 
       7018     1401       7163         977   AT&T 
       1239      913       3172         657   Sprint 
        852      668       1147         466   Telus Advanced Communications
          1      665       8090         437   GENUITY 
       7843      665        396         274   Adelphia Corp. 
       7046      587        862         285   UUNET Technologies, Inc. 
       4323      526        455         167   Time Warner Communications, I
        209      522       2048         337   Qwest 
        690      506         74         319   Merit Network 
       7066      491        204         258   Virginia Polytechnic Institut
       6197      444        236         202   BellSouth Network Solutions, 
        705      440        134         200   UUNET Technologies, Inc. 
       6198      415        177         198   BellSouth Network Solutions, 
       3561      411       2234         352   Cable & Wireless USA 
       3549      405        742         296   Global Crossing 
       4355      403        313         118   EarthLink, Inc. 
      15290      388        213         173   AT&T Canada IES 
      18566      377         96           5   Covad Communications 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      821       2347         685   UUNET - Commercial IP service
       3301      379       1163         334   TeliaNet Sweden
       3215      308        805         171   France Telecom Transpac
       3320      247       1964         223   Deutsche Telekom AG
        680      237       2150         234   DFN-IP service G-WiN
       1257      213        416         203   SWIPnet Swedish IP Network
       5515      210        783         175   Sonera Solution Autonomous Sy
        719      189        306         129   LANLINK autonomous system
        786      176       1873         176   The JANET IP Service
       2856      173       1302         135   BTnet UK Regional network
       5400      169         74         104   BT Ignite European Backbone
       8708      153         41         146   Romania Data Systems S.A.
       3303      145        517         144   Swisscom Ltd
      20858      139         17           4   This AS will be used to conne
      12302      123         18          30   MobiFon S.A.
       3246      119        379         116   Song Networks
       8220      119        174         111   COLT Internet - International
       3269      111        752          63   TELECOM ITALIA
       3233      104         10           8   RNC - Romanian Natioanal R&D 
       2874      102         85          39   Global One Services AB
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      268        114          57   ImpSat USA, Inc. 
       8151      202        331         111   UniNet S.A. de C.V. 
       7303      182         28          46   Telecom Argentina Stet-France
      11172      167         88          34   Servicios Alestra S.A de C.V 
       6503      155        191         107   AVANTEL, S.A. 
      13999      127         36           8   Mega Cable S.A. de C.V. 
      16814      106          7          12   NSS, S.A. 
      10620       98          6          32   TVCABLE BOGOTA 
      11340       78          2          29   Red Universitaria Nacional 
       1916       73        409          40   Fundacao de Amparo a Pesquisa
      15311       73         27          37   Telefonica Empresas 
       6535       71          4          19   Chilesat Servicios  Empresari
       4270       68         18          10   Red de Interconexion Universi
      11992       68          7          28   Integrated Systems 
       6147       66         57          23   Telefonica Del Peru 
       8065       66          6          15   Empresas Publicas de Medellin
       7984       65         12          42   Global One Colombia 
       4926       62          4          50   Telintar S.A. 
      15034       57          5          32   TIBA SA 
       7927       56          5          39   Global One Venezuela 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
        701      1742         497      UUNET Technologies, Inc. 
       7018      1401         424      AT&T 
       7843       665         391      Adelphia Corp. 
      18566       377         372      Covad Communications 
       4323       526         359      Time Warner Communications, I
       1221      1169         323      Telstra Pty Ltd
       7046       587         302      UUNET Technologies, Inc. 
       1580       314         301      ANOSCEUR 
       4151       353         295      USDA 
       6347       363         288      SAVVIS Communications Corpora
       4355       403         285      EarthLink, Inc. 
      11492       272         260      Cable One 
       1239       913         256      Sprint 
      22927       275         255      TELEFONICA DE ARGENTINA 
       6197       444         242      BellSouth Network Solutions, 
        705       440         240      UUNET Technologies, Inc. 
        376       343         239      Reseau Interordinateurs Scien
       7066       491         233      Virginia Polytechnic Institut
       4814       248         233      China Telecom (Group)
          1       665         228      GENUITY 
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
       1877   UNALLOCATED   192.108.199.0/24      1880       Stupi, house man's p
      63000   RESERVED      200.63.222.0/24      14522       SatNet S.A. 
       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 
      156.108.0.0/16       14041     Colorado State University / A
      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       /9:3       /10:8       /11:11      /12:46      
      /13:91      /14:237     /15:439     /16:7316    /17:1526    /18:2763    
      /19:7974    /20:7652    /21:5465    /22:8356    /23:10061   /24:66240   
      /25:141     /26:176     /27:86      /28:96      /29:69      /30:236     
      /31:19      /32:61      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       3908      971          2407      Supernet, Inc. 
        701      508          1742      UUNET Technologies, Inc. 
        702      501           821      UUNET - Commercial IP service
       7018      463          1401      AT&T 
       7843      457           665      Adelphia Corp. 
        690      455           506      Merit Network 
       7066      388           491      Virginia Polytechnic Institut
      18566      370           377      Covad Communications 
       6197      334           444      BellSouth Network Solutions, 
       6198      333           415      BellSouth Network Solutions, 
       1239      306           913      Sprint 
       1580      300           314      ANOSCEUR 
       7046      278           587      UUNET Technologies, Inc. 
      22927      274           275      TELEFONICA DE ARGENTINA 
      11492      270           272      Cable One 
       6140      256           268      ImpSat USA, Inc. 
       3215      235           308      France Telecom Transpac
       3301      226           379      TeliaNet Sweden
       4355      223           403      EarthLink, Inc. 
      11537      220           226      University Corporation for Ad
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         8:1        12:608      13:10       15:4        17:3        20:5      
        24:853      25:1        32:46       38:28       40:15       44:1      
        55:1        57:15       61:388      62:396      63:1923     64:1297   
        65:1676     66:1225     67:190      68:182      69:23       80:316    
        81:77      128:119     129:170     130:19      131:67      132:9      
       133:2       134:157     135:7       136:494     137:109     138:216    
       139:81      140:153     141:92      142:89      143:45      144:148    
       145:18      146:251     147:242     148:270     149:76      150:43     
       151:86      152:289     153:36      154:7       155:100     156:106    
       157:55      158:110     159:156     160:21      161:70      162:139    
       163:88      164:255     165:137     166:94      167:295     168:372    
       169:56      170:271     171:6       192:5414    193:2377    194:2008   
       195:843     196:459     198:3706    199:3126    200:2622    202:3579   
       203:4848    204:3565    205:2421    206:2377    207:2524    208:2588   
       209:2642    210:619     211:277     212:871     213:795     214:12     
       215:21      216:3038    217:519     218:64      219:14      220:1      
      
      
      End of report