[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, 31 Jan 2003 20:05:33 +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 31 Jan, 2003
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            120000
          Prefixes after maximum aggregation:                         76659
          Unique aggregates announced to Internet:                    57689
      Total ASes present in the Internet Routing Table:               14519
      Origin-only ASes present in the Internet Routing Table:         12614
      Origin ASes announcing only one prefix:                          5690
      Transit ASes present in the Internet Routing Table:              1905
      Transit-only ASes present in the Internet Routing Table:           65
      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:             12
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:    24
      Number of addresses announced to Internet:                 1181077033
          Equivalent to 70 /8s, 101 /16s and 206 /24s
          Percentage of available address space announced:             31.9
          Percentage of allocated address space announced:             57.9
          Percentage of available address space allocated:             55.0
      Total number of prefixes smaller than registry allocations:     55671
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  20047
          Total APNIC prefixes after maximum aggregation:             11848
      Prefixes being announced from the APNIC address blocks:         18549
          Unique aggregates announced from the APNIC address blocks:  11347
      APNIC Region origin ASes present in the Internet Routing Table:  1718
      APNIC Region origin ASes announcing only one prefix:              526
      APNIC Region transit ASes present in the Internet Routing Table:  289
      Average APNIC Region AS path length visible:                      5.3
          Max APNIC Region AS path length visible:                       14
      Number of APNIC addresses announced to Internet:             93967008
          Equivalent to 5 /8s, 153 /16s and 210 /24s
          Percentage of available APNIC address space announced:       61.8
      
      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:                   74063
          Total ARIN prefixes after maximum aggregation:              47303
      Prefixes being announced from the ARIN address blocks:          52501
          Unique aggregates announced from the ARIN address blocks:   16167
      ARIN Region origin ASes present in the Internet Routing Table:   8096
      ARIN Region origin ASes announcing only one prefix:              2726
      ARIN Region transit ASes present in the Internet Routing Table:   753
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        17
      Number of ARIN addresses announced to Internet:             186263488
          Equivalent to 11 /8s, 26 /16s and 39 /24s
          Percentage of available ARIN address space announced:        69.4
      
      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:                   20662
          Total RIPE prefixes after maximum aggregation:              15322
      Prefixes being announced from the RIPE address blocks:          17283
          Unique aggregates announced from the RIPE address blocks:   11541
      RIPE Region origin ASes present in the Internet Routing Table:   4313
      RIPE Region origin ASes announcing only one prefix:              2354
      RIPE Region transit ASes present in the Internet Routing Table:   784
      Average RIPE Region AS path length visible:                       5.7
          Max RIPE Region AS path length visible:                        17
      Number of RIPE addresses announced to Internet:             122834368
          Equivalent to 7 /8s, 82 /16s and 77 /24s
          Percentage of available RIPE address space announced:        73.2
      
      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:                  5218
          Total LACNIC prefixes after maximum aggregation:             2186
      Prefixes being announced from the LACNIC address blocks:         4557
          Unique aggregates announced from the LACNIC address blocks:  2956
      LACNIC Region origin ASes present in the Internet Routing Table:  329
      LACNIC Region origin ASes announcing only one prefix:              84
      LACNIC Region transit ASes present in the Internet Routing Table:  69
      Average LACNIC Region AS path length visible:                     5.7
          Max LACNIC Region AS path length visible:                      10
      Number of LACNIC addresses announced to Internet:            11944448
          Equivalent to 0 /8s, 182 /16s and 66 /24s
          Percentage of available LACNIC address space announced:      71.2
      
      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     1131       1184         825   Telstra Pty Ltd
        703      408        368         320   UUNET
       2907      391       1975         367   SINET Japan
       2764      333        340         303   connect.com.au pty ltd
      17557      330         24         130   Pakistan Telecom
       7474      301        276         211   Optus Communications Pty Ltd
       4134      295       2405          94   Data Communications Bureau
       4814      261         79          15   China Telecom (Group)
       4755      242        134          75   Videsh Sanchar Nigam Ltd. Aut
       3786      235        709         204   DACOM Corporation
       9583      207         33          13   Satyam Infoway Ltd.,
       4766      190       1466         141   Korea Internet Exchange for "
       9443      182         57          77   Primus Telecommunications
       4765      148          9          13   World Net & Services Co., Ltd
      17676      140       2133          16   XTAGE CORPORATION
       9238      130          8          18   TATA ISP
       9768      130        384          64   Korea Telecom
       9800      130        189          32   CHINA UNICOM
       4716      129        737         123   TTnet
       4739      123         57         112   Commerical Internet eXchange 
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1604       8999        1182   UUNET Technologies, Inc. 
       7018     1428       7108         966   AT&T 
       3908     1192       1604         501   Supernet, Inc. 
       1239      960       3143         673   Sprint 
        852      680       1124         444   Telus Advanced Communications
          1      668       8077         434   GENUITY 
       7843      584        399         234   Adelphia Corp. 
       7046      551        826         252   UUNET Technologies, Inc. 
       4323      528        472         168   Time Warner Communications, I
        209      526       2103         334   Qwest 
        690      505         74         311   Merit Network 
       7066      493        204         253   Virginia Polytechnic Institut
       6197      471        555         110   BellSouth Network Solutions, 
      18566      451        114           7   Covad Communications 
        705      436        150         190   UUNET Technologies, Inc. 
       2386      435        469         229   AT&T Data Communications Serv
       6198      422        185         198   BellSouth Network Solutions, 
       4355      410        313         115   EarthLink, Inc. 
      15290      394        215         177   AT&T Canada IES 
       3549      393        707         291   Global Crossing 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      805       2301         669   UUNET - Commercial IP service
       3301      312       1141         300   TeliaNet Sweden
       3215      311        818         172   France Telecom Transpac
       3320      264       1995         227   Deutsche Telekom AG
        680      240       2166         237   DFN-IP service G-WiN
       1257      214        400         199   SWIPnet Swedish IP Network
       5515      213        783         174   Sonera Solution Autonomous Sy
        786      177       1873         177   The JANET IP Service
        719      173        306         130   LANLINK autonomous system
       5400      160         69          97   BT Ignite European Backbone
       8708      155         42         146   Romania Data Systems S.A.
      20858      147         17           3   This AS will be used to conne
       3303      144        517         143   Swisscom Ltd
       2856      130       1302         117   BTnet UK Regional network
      12302      123         18          30   MobiFon S.A.
       8220      122        174         113   COLT Internet - International
       3246      119        378         116   Song Networks
       3269      112        753          62   TELECOM ITALIA
       3233      104         10           8   RNC - Romanian Natioanal R&D 
       5511      104        177          82   France Telecom
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      306         98         104   ImpSat
       7303      225         36          54   Telecom Argentina Stet-France
       8151      207        333         113   UniNet S.A. de C.V. 
      11172      157         82          33   Servicios Alestra S.A de C.V 
       6503      156        191         107   AVANTEL, S.A. 
      16814      140          9          14   NSS, S.A. 
      13999      127         36           8   Mega Cable S.A. de C.V. 
      11340      111          3          39   Red Universitaria Nacional 
      10620      105          7          31   TVCABLE BOGOTA 
       6147       76         58          20   Telefonica Del Peru 
       1916       74        306          44   Fundacao de Amparo a Pesquisa
      15311       71         27          36   Telefonica Empresas 
       6535       70          4          21   Chilesat Servicios  Empresari
      11992       70          7          30   Integrated Systems 
       4270       68         18          10   Red de Interconexion Universi
       8065       67          6          14   Empresas Publicas de Medellin
       7080       64          4           1   Electronica y Comunicaciones 
       7984       60         11          39   Global One Colombia 
      11830       60          4          21   Instituto Costarricense de El
      15034       60          5          31   TIBA SA 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       3908      1192         691      Supernet, Inc. 
       7018      1428         462      AT&T 
      18566       451         444      Covad Communications 
       6197       471         361      BellSouth Network Solutions, 
       4323       528         360      Time Warner Communications, I
       7843       584         350      Adelphia Corp. 
       1221      1131         306      Telstra Pty Ltd
       7046       551         299      UUNET Technologies, Inc. 
      11492       300         299      Cable One 
       6347       377         298      SAVVIS Communications Corpora
       4355       410         295      EarthLink, Inc. 
       1239       960         287      Sprint 
      22927       295         281      TELEFONICA DE ARGENTINA 
       4151       329         271      USDA 
        705       436         246      UUNET Technologies, Inc. 
       4814       261         246      China Telecom (Group)
        376       351         241      Reseau Interordinateurs Scien
       7066       493         240      Virginia Polytechnic Institut
        852       680         236      Telus Advanced Communications
          1       668         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
       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 
      135.0.0.0/13         10455     Lucent Technologies 
      137.0.0.0/13           568     DISO-UNRRA 
      158.0.0.0/13           568     DISO-UNRRA 
      192.31.242.0/24        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
      192.119.135.0/24       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
      192.139.62.0/24       6539     GT Group Telecom Services Cor
      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        /8:17       /9:3       /10:8       /11:12      /12:44      
      /13:88      /14:233     /15:434     /16:7240    /17:1561    /18:2848    
      /19:8042    /20:7918    /21:5682    /22:8625    /23:10349   /24:66182   
      /25:161     /26:177     /27:96      /28:78      /29:60      /30:96      
      /31:2       /32:44      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       3908      770          1192      Supernet, Inc. 
       7018      510          1428      AT&T 
        702      497           805      UUNET - Commercial IP service
        690      454           505      Merit Network 
      18566      446           451      Covad Communications 
        701      425          1604      UUNET Technologies, Inc. 
       7066      392           493      Virginia Polytechnic Institut
       7843      356           584      Adelphia Corp. 
       1239      353           960      Sprint 
       6197      350           471      BellSouth Network Solutions, 
       6198      336           422      BellSouth Network Solutions, 
      11492      299           300      Cable One 
       6140      294           306      ImpSat
      22927      294           295      TELEFONICA DE ARGENTINA 
       7046      252           551      UUNET Technologies, Inc. 
       2386      238           435      AT&T Data Communications Serv
       3215      237           311      France Telecom Transpac
      20115      231           352      Charter Communications 
       4355      230           410      EarthLink, Inc. 
       7303      224           225      Telecom Argentina Stet-France
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
        12:636      13:1        15:6        17:2        20:8        24:791    
        25:1        32:82       34:1        38:38       40:19       44:1      
        55:1        57:15       61:471      62:488      63:1876     64:1398   
        65:1821     66:1401     67:206      68:239      69:36       80:318    
        81:83      128:130     129:185     130:38      131:73      132:11     
       133:4       134:143     135:4       136:194     137:112     138:101    
       139:70      140:122     141:104     142:96      143:45      144:75     
       145:16      146:262     147:85      148:261     149:74      150:42     
       151:95      152:254     153:43      154:3       155:104     156:41     
       157:45      158:120     159:136     160:29      161:57      162:135    
       163:80      164:275     165:143     166:84      167:303     168:391    
       169:56      170:288     171:8       192:5357    193:2415    194:1969   
       195:909     196:459     198:3598    199:3028    200:2844    202:3616   
       203:5064    204:3041    205:2098    206:2387    207:2449    208:2709   
       209:2763    210:700     211:320     212:930     213:715     214:22     
       215:22      216:3231    217:569     218:73      219:18     
      
      End of report