[apops] Weekly Routing Table Report

  • To: apops at apops 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, 28 Feb 2003 20:03:20 +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 28 Feb, 2003
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            121927
          Prefixes after maximum aggregation:                         77477
          Unique aggregates announced to Internet:                    58082
      Total ASes present in the Internet Routing Table:               14730
      Origin-only ASes present in the Internet Routing Table:         12801
      Origin ASes announcing only one prefix:                          5774
      Transit ASes present in the Internet Routing Table:              1929
      Transit-only ASes present in the Internet Routing Table:           66
      Average AS path length visible in the Internet Routing Table:     5.4
          Max AS path length visible:                                    17
      Illegal AS announcements present in the Routing Table:             11
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:    20
      Number of addresses announced to Internet:                 1200020621
          Equivalent to 71 /8s, 134 /16s and 220 /24s
          Percentage of available address space announced:             32.4
          Percentage of allocated address space announced:             58.3
          Percentage of available address space allocated:             55.5
      Total number of prefixes smaller than registry allocations:     57021
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  20463
          Total APNIC prefixes after maximum aggregation:             12056
      Prefixes being announced from the APNIC address blocks:         18982
          Unique aggregates announced from the APNIC address blocks:  11657
      APNIC Region origin ASes present in the Internet Routing Table:  1743
      APNIC Region origin ASes announcing only one prefix:              522
      APNIC Region transit ASes present in the Internet Routing Table:  287
      Average APNIC Region AS path length visible:                      5.3
          Max APNIC Region AS path length visible:                       14
      Number of APNIC addresses announced to Internet:            106683880
          Equivalent to 6 /8s, 91 /16s and 221 /24s
          Percentage of available APNIC address space announced:       56.6
      
      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 220/6
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                   75025
          Total ARIN prefixes after maximum aggregation:              47680
      Prefixes being announced from the ARIN address blocks:          53234
          Unique aggregates announced from the ARIN address blocks:   16611
      ARIN Region origin ASes present in the Internet Routing Table:   8196
      ARIN Region origin ASes announcing only one prefix:              2768
      ARIN Region transit ASes present in the Internet Routing Table:   782
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        17
      Number of ARIN addresses announced to Internet:             187856256
          Equivalent to 11 /8s, 50 /16s and 117 /24s
          Percentage of available ARIN address space announced:        70.0
      
      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:                   21126
          Total RIPE prefixes after maximum aggregation:              15545
      Prefixes being announced from the RIPE address blocks:          17658
          Unique aggregates announced from the RIPE address blocks:   11063
      RIPE Region origin ASes present in the Internet Routing Table:   4397
      RIPE Region origin ASes announcing only one prefix:              2397
      RIPE Region transit ASes present in the Internet Routing Table:   785
      Average RIPE Region AS path length visible:                       5.7
          Max RIPE Region AS path length visible:                        17
      Number of RIPE addresses announced to Internet:             127445504
          Equivalent to 7 /8s, 152 /16s and 170 /24s
          Percentage of available RIPE address space announced:        76.0
      
      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, 28672 - 29695
      RIPE Address Blocks    62/8, 80/7, 82/8, 188/8, 193/8, 194/7,
                             212/7 and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                  5303
          Total LACNIC prefixes after maximum aggregation:             2196
      Prefixes being announced from the LACNIC address blocks:         4671
          Unique aggregates announced from the LACNIC address blocks:  3035
      LACNIC Region origin ASes present in the Internet Routing Table:  330
      LACNIC Region origin ASes announcing only one prefix:              87
      LACNIC Region transit ASes present in the Internet Routing Table:  66
      Average LACNIC Region AS path length visible:                     5.8
          Max LACNIC Region AS path length visible:                      10
      Number of LACNIC addresses announced to Internet:            12088064
          Equivalent to 0 /8s, 184 /16s and 115 /24s
          Percentage of available LACNIC address space announced:      72.1
      
      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     1113       1119         808   Telstra Pty Ltd
        703      410        368         316   UUNET
       2907      388       1960         367   SINET Japan
      17557      346         25         138   Pakistan Telecom
       2764      325        341         293   connect.com.au pty ltd
       7474      306        276         208   Optus Communications Pty Ltd
       4134      304       2637          96   Data Communications Bureau
       4814      264         79          15   China Telecom (Group)
       3786      241        773         207   DACOM Corporation
       4755      235        134          75   Videsh Sanchar Nigam Ltd. Aut
      17676      232       3574          24   XTAGE CORPORATION
       9583      223         33          13   Satyam Infoway Ltd.,
       4766      208       2074         155   Korea Internet Exchange for "
       9443      178         57          76   Primus Telecommunications
       9800      166        205          41   CHINA UNICOM
       4765      152         10          14   World Net & Services Co., Ltd
       9238      136          8          17   TATA ISP
       4716      128        735         122   TTnet
       4739      128         57         116   Commerical Internet eXchange 
       9768      128        384          64   Korea Telecom
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1613       8888        1149   UUNET Technologies, Inc. 
       7018     1387       7151         958   AT&T 
       3908     1244       1590         485   Supernet, Inc. 
       1239      979       3138         692   Sprint 
          1      669       8087         435   GENUITY 
        852      600       1107         444   Telus Advanced Communications
       7046      559        826         243   UUNET Technologies, Inc. 
       7843      554        405         197   Adelphia Corp. 
       4323      534        473         168   Time Warner Communications, I
       4151      531        691          58   USDA 
        209      529       2092         335   Qwest 
        690      498         73         308   Merit Network 
       3561      498       2327         339   Cable & Wireless USA 
      18566      491        114           7   Covad Communications 
       7066      490        204         254   Virginia Polytechnic Institut
       6197      483        554         110   BellSouth Network Solutions, 
       2386      478        477         249   AT&T Data Communications Serv
        376      460        375         111   Reseau Interordinateurs Scien
        705      450        165         196   UUNET Technologies, Inc. 
       6198      437        195         201   BellSouth Network Solutions, 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      790       2250         653   UUNET - Commercial IP service
       3215      315        818         173   France Telecom Transpac
       3301      315       1142         303   TeliaNet Sweden
       3320      263       1996         227   Deutsche Telekom AG
        680      232       2054         229   DFN-IP service G-WiN
       1257      219        370         196   SWIPnet Swedish IP Network
        719      202        307         129   LANLINK autonomous system
       5400      197         70          97   BT Ignite European Backbone
       5515      186        779         160   Sonera Solution Autonomous Sy
        786      179       1874         179   The JANET IP Service
       8708      152         42         149   Romania Data Systems S.A.
      20858      148         17           3   This AS will be used to conne
       3303      144        517         143   Swisscom Ltd
       8220      125        182         116   COLT Internet - International
      12302      123         18          30   MobiFon S.A.
       2856      118       1299         108   BTnet UK Regional network
       3269      111        751          61   TELECOM ITALIA
       3233      108         11          12   RNC - Romanian Natioanal R&D 
       3246      104        360         101   Song Networks
       3352       99        652          29   Ibernet, Internet Access Netw
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      285         98         104   ImpSat
       7303      240         36          49   Telecom Argentina Stet-France
       8151      213        325         115   UniNet S.A. de C.V. 
      11172      160         66          32   Servicios Alestra S.A de C.V 
       6503      157        207         109   AVANTEL, S.A. 
      16814      139          9          18   NSS, S.A. 
      13999      127         36           8   Mega Cable S.A. de C.V. 
      11340      110          3          38   Red Universitaria Nacional 
      10620      107          7          31   TVCABLE BOGOTA 
       6147       75         62          21   Telefonica Del Peru 
       1916       73        306          44   Fundacao de Amparo a Pesquisa
       6535       72          5          23   Chilesat Servicios  Empresari
       8065       72          6          18   Empresas Publicas de Medellin
      15311       71         27          36   Telefonica Empresas 
      11992       69          7          30   Integrated Systems 
       4270       67         18          10   Red de Interconexion Universi
       7984       66         11          42   Global One Colombia 
       7080       64          4           1   Electronica y Comunicaciones 
       7927       64          5          39   Global One Venezuela 
      11830       62          5          20   Instituto Costarricense de El
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       3908      1244         759      Supernet, Inc. 
      18566       491         484      Covad Communications 
       4151       531         473      USDA 
       7018      1387         429      AT&T 
       6197       483         373      BellSouth Network Solutions, 
       4323       534         366      Time Warner Communications, I
       7843       554         357      Adelphia Corp. 
        376       460         349      Reseau Interordinateurs Scien
       7046       559         316      UUNET Technologies, Inc. 
      11492       309         308      Cable One 
       1221      1113         305      Telstra Pty Ltd
       6347       370         292      SAVVIS Communications Corpora
       4355       402         290      EarthLink, Inc. 
       1239       979         287      Sprint 
      22927       295         281      TELEFONICA DE ARGENTINA 
        705       450         254      UUNET Technologies, Inc. 
       4814       264         249      China Telecom (Group)
       7066       490         236      Virginia Polytechnic Institut
       6198       437         236      BellSouth Network Solutions, 
          1       669         234      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
      64521   PRIVATE       198.189.23.0/24       2151       California State Uni
      64521   PRIVATE       198.189.24.0/24       2151       California State Uni
      64524   PRIVATE       198.189.134.0/24      2151       California State Uni
      64524   PRIVATE       198.189.135.0/24      2151       California State Uni
      64524   PRIVATE       198.189.136.0/24      2151       California State Uni
      64524   PRIVATE       198.189.137.0/24      2151       California State Uni
      64524   PRIVATE       198.189.138.0/24      2151       California State Uni
      64521   PRIVATE       198.189.158.0/24      2151       California State Uni
      64521   PRIVATE       198.189.235.0/24      2151       California State Uni
      64521   PRIVATE       198.189.236.0/24      2151       California State Uni
      
      Advertised Unregistered Addresses
      ---------------------------------
      
      Network            Origin AS  Description
      39.0.0.0/8            4554     Exchange Point Blocks 
      132.0.0.0/10           568     DISO-UNRRA 
      135.0.0.0/13         10455     Lucent Technologies 
      137.0.0.0/13           568     DISO-UNRRA 
      158.0.0.0/13           568     DISO-UNRRA 
      192.44.0.0/19          702     UUNET - Commercial IP service
      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
      192.119.135.0/24       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
      192.153.136.0/21       568     DISO-UNRRA 
      192.156.164.0/24     19548     Adelphia Business Solutions 
      192.172.0.0/19         568     DISO-UNRRA 
      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        /8:18       /9:3       /10:8       /11:12      /12:46      
      /13:93      /14:238     /15:445     /16:7353    /17:1598    /18:2900    
      /19:8169    /20:8092    /21:5812    /22:8818    /23:10536   /24:66934   
      /25:170     /26:185     /27:113     /28:88      /29:63      /30:133     
      /31:4       /32:96      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       3908      815          1244      Supernet, Inc. 
        702      493           790      UUNET - Commercial IP service
       7018      491          1387      AT&T 
      18566      486           491      Covad Communications 
        701      476          1613      UUNET Technologies, Inc. 
        690      447           498      Merit Network 
       7066      389           490      Virginia Polytechnic Institut
       1239      365           979      Sprint 
       6197      356           483      BellSouth Network Solutions, 
       6198      347           437      BellSouth Network Solutions, 
       7843      320           554      Adelphia Corp. 
      11492      308           309      Cable One 
      22927      294           295      TELEFONICA DE ARGENTINA 
       2386      274           478      AT&T Data Communications Serv
       6140      272           285      ImpSat
       7046      263           559      UUNET Technologies, Inc. 
      20115      257           383      Charter Communications 
       3215      240           315      France Telecom Transpac
       7303      239           240      Telecom Argentina Stet-France
       4355      229           402      EarthLink, Inc. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
        12:653      13:1        15:4        17:2        20:9        24:837    
        25:1        32:83       34:1        38:57       40:18       44:2      
        55:1        57:16       61:453      62:508      63:1904     64:1391   
        65:1904     66:1463     67:214      68:280      69:52       80:319    
        81:99      128:144     129:189     130:40      131:81      132:13     
       133:2       134:145     135:4       136:121     137:117     138:106    
       139:74      140:132     141:123     142:94      143:46      144:111    
       145:18      146:264     147:85      148:267     149:73      150:44     
       151:110     152:252     153:51      154:3       155:107     156:42     
       157:41      158:124     159:142     160:34      161:58      162:135    
       163:84      164:269     165:140     166:80      167:317     168:387    
       169:54      170:306     171:8       192:5288    193:2422    194:1998   
       195:946     196:469     198:3598    199:3209    200:2895    202:3600   
       203:5097    204:3049    205:2027    206:2407    207:2386    208:2691   
       209:2761    210:737     211:336     212:958     213:745     214:21     
       215:21      216:3220    217:598     218:80      219:14      220:52     
      
      
      End of report