[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, 24 Jan 2003 20:05:40 +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 24 Jan, 2003
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            119940
          Prefixes after maximum aggregation:                         76698
          Unique aggregates announced to Internet:                    57761
      Total ASes present in the Internet Routing Table:               14467
      Origin-only ASes present in the Internet Routing Table:         12563
      Origin ASes announcing only one prefix:                          5651
      Transit ASes present in the Internet Routing Table:              1904
      Transit-only ASes present in the Internet Routing Table:           63
      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:    27
      Number of addresses announced to Internet:                 1191268813
          Equivalent to 71 /8s, 1 /16s and 81 /24s
          Percentage of available address space announced:             32.1
          Percentage of allocated address space announced:             58.9
          Percentage of available address space allocated:             54.6
      Total number of prefixes smaller than registry allocations:     55600
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  20272
          Total APNIC prefixes after maximum aggregation:             11943
      Prefixes being announced from the APNIC address blocks:         18766
          Unique aggregates announced from the APNIC address blocks:  11486
      APNIC Region origin ASes present in the Internet Routing Table:  1716
      APNIC Region origin ASes announcing only one prefix:              521
      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:                       12
      Number of APNIC addresses announced to Internet:            104757920
          Equivalent to 6 /8s, 62 /16s and 122 /24s
          Percentage of available APNIC address space announced:       68.9
      
      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:                   73977
          Total ARIN prefixes after maximum aggregation:              47237
      Prefixes being announced from the ARIN address blocks:          52209
          Unique aggregates announced from the ARIN address blocks:   16139
      ARIN Region origin ASes present in the Internet Routing Table:   8073
      ARIN Region origin ASes announcing only one prefix:              2707
      ARIN Region transit ASes present in the Internet Routing Table:   760
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        17
      Number of ARIN addresses announced to Internet:             185415616
          Equivalent to 11 /8s, 13 /16s and 55 /24s
          Percentage of available ARIN address space announced:        69.1
      
      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:                   20573
          Total RIPE prefixes after maximum aggregation:              15307
      Prefixes being announced from the RIPE address blocks:          17170
          Unique aggregates announced from the RIPE address blocks:   11522
      RIPE Region origin ASes present in the Internet Routing Table:   4293
      RIPE Region origin ASes announcing only one prefix:              2340
      RIPE Region transit ASes present in the Internet Routing Table:   775
      Average RIPE Region AS path length visible:                       5.7
          Max RIPE Region AS path length visible:                        14
      Number of RIPE addresses announced to Internet:             122589508
          Equivalent to 7 /8s, 78 /16s and 145 /24s
          Percentage of available RIPE address space announced:        81.2
      
      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, 193/8, 194/7, 212/7 and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                  5108
          Total LACNIC prefixes after maximum aggregation:             2211
      Prefixes being announced from the LACNIC address blocks:         4464
          Unique aggregates announced from the LACNIC address blocks:  2936
      LACNIC Region origin ASes present in the Internet Routing Table:  324
      LACNIC Region origin ASes announcing only one prefix:              83
      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:            11842304
          Equivalent to 0 /8s, 180 /16s and 179 /24s
          Percentage of available LACNIC address space announced:      70.6
      
      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     1130       1185         832   Telstra Pty Ltd
        703      404        368         316   UUNET
       2907      392       1976         368   SINET Japan
       2764      336        340         305   connect.com.au pty ltd
      17557      329         24         129   Pakistan Telecom
       4134      298       2505          97   Data Communications Bureau
       7474      298        276         206   Optus Communications Pty Ltd
       4814      261         79          15   China Telecom (Group)
       4755      247        134          75   Videsh Sanchar Nigam Ltd. Aut
       3786      237        772         204   DACOM Corporation
      17676      229       3557          28   XTAGE CORPORATION
       9583      204         33          12   Satyam Infoway Ltd.,
       4766      197       2074         146   Korea Internet Exchange for "
       9443      182         57          77   Primus Telecommunications
       9800      167        205          41   CHINA UNICOM
       4765      147          9          13   World Net & Services Co., Ltd
       4716      129        737         123   TTnet
       7713      129         46          15   PT TELEKOMUNIKASI INDONESIA
       9768      129        384          64   Korea Telecom
       9238      126          7          17   TATA ISP
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1613       9031        1188   UUNET Technologies, Inc. 
       7018     1438       7092         967   AT&T 
       3908     1198       1620         509   Supernet, Inc. 
       1239      965       3158         678   Sprint 
        852      680       1124         445   Telus Advanced Communications
          1      660       8076         432   GENUITY 
       7843      593        399         225   Adelphia Corp. 
       7046      556        825         257   UUNET Technologies, Inc. 
       4323      527        472         167   Time Warner Communications, I
        209      522       2103         331   Qwest 
        690      521         76         326   Merit Network 
       7066      492        204         253   Virginia Polytechnic Institut
       6197      468        560         106   BellSouth Network Solutions, 
      18566      443        112           5   Covad Communications 
        705      431        133         187   UUNET Technologies, Inc. 
       2386      425        467         230   AT&T Data Communications Serv
       6198      421        185         198   BellSouth Network Solutions, 
       4355      408        313         116   EarthLink, Inc. 
       3549      397        709         295   Global Crossing 
      15290      393        215         176   AT&T Canada IES 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      809       2306         672   UUNET - Commercial IP service
       3215      313        803         174   France Telecom Transpac
       3301      313       1141         299   TeliaNet Sweden
       3320      255       1995         228   Deutsche Telekom AG
        680      240       2166         237   DFN-IP service G-WiN
       5515      214        783         175   Sonera Solution Autonomous Sy
       1257      207        400         196   SWIPnet Swedish IP Network
        786      177       1873         177   The JANET IP Service
        719      170        306         130   LANLINK autonomous system
       5400      160         70          97   BT Ignite European Backbone
       8708      157         42         147   Romania Data Systems S.A.
      20858      145         17           3   This AS will be used to conne
       3303      144        517         143   Swisscom Ltd
       2856      130       1302         117   BTnet UK Regional network
       8220      123        174         114   COLT Internet - International
      12302      123         18          30   MobiFon S.A.
       3246      119        378         116   Song Networks
       3269      113        754          63   TELECOM ITALIA
       5511      106        193          83   France Telecom
       3233      104         10           8   RNC - Romanian Natioanal R&D 
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      317         98         105   ImpSat
       7303      227         36          52   Telecom Argentina Stet-France
       8151      207        317         113   UniNet S.A. de C.V. 
       6503      158        207         108   AVANTEL, S.A. 
      11172      158         81          32   Servicios Alestra S.A de C.V 
      16814      140          9          14   NSS, S.A. 
      13999      113         32          33   Mega Cable S.A. de C.V. 
      10620      102          6          31   TVCABLE BOGOTA 
      11340       90          2          36   Red Universitaria Nacional 
       6147       78         58          20   Telefonica Del Peru 
       1916       74        306          44   Fundacao de Amparo a Pesquisa
      15311       73         27          38   Telefonica Empresas 
       6535       70          4          21   Chilesat Servicios  Empresari
       4270       68         18          10   Red de Interconexion Universi
      11992       68          7          32   Integrated Systems 
       8065       67          6          14   Empresas Publicas de Medellin
       7984       61         11          39   Global One Colombia 
      11830       60          4          21   Instituto Costarricense de El
      15034       59          5          31   TIBA SA 
       4926       57          4          47   Telintar S.A. 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       3908      1198         689      Supernet, Inc. 
       7018      1438         471      AT&T 
      18566       443         438      Covad Communications 
       7843       593         368      Adelphia Corp. 
       6197       468         362      BellSouth Network Solutions, 
       4323       527         360      Time Warner Communications, I
       7046       556         299      UUNET Technologies, Inc. 
       1221      1130         298      Telstra Pty Ltd
      11492       299         298      Cable One 
       6347       373         294      SAVVIS Communications Corpora
       4355       408         292      EarthLink, Inc. 
       1239       965         287      Sprint 
       4151       329         271      USDA 
      22927       289         267      TELEFONICA DE ARGENTINA 
       4814       261         246      China Telecom (Group)
        705       431         244      UUNET Technologies, Inc. 
        376       345         241      Reseau Interordinateurs Scien
       7066       492         239      Virginia Polytechnic Institut
        852       680         235      Telus Advanced Communications
          1       660         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
      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 
      178.54.59.0/24        7018     AT&T 
      188.1.0.0/16           680     DFN-IP service G-WiN
      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
      192.140.0.0/16        5511     France Telecom
      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      
      /13:91      /14:240     /15:441     /16:7333    /17:1563    /18:2839    
      /19:8046    /20:7874    /21:5664    /22:8589    /23:10273   /24:66212   
      /25:140     /26:173     /27:94      /28:78      /29:64      /30:98      
      /31:0       /32:44      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       3908      774          1198      Supernet, Inc. 
       7018      521          1438      AT&T 
        702      497           809      UUNET - Commercial IP service
        690      470           521      Merit Network 
      18566      438           443      Covad Communications 
        701      424          1613      UUNET Technologies, Inc. 
       7066      391           492      Virginia Polytechnic Institut
       7843      364           593      Adelphia Corp. 
       1239      354           965      Sprint 
       6197      344           468      BellSouth Network Solutions, 
       6198      335           421      BellSouth Network Solutions, 
       6140      305           317      ImpSat
      11492      298           299      Cable One 
      22927      288           289      TELEFONICA DE ARGENTINA 
       7046      253           556      UUNET Technologies, Inc. 
       3215      240           313      France Telecom Transpac
      20115      230           351      Charter Communications 
       2386      228           425      AT&T Data Communications Serv
       4355      227           408      EarthLink, Inc. 
       7303      226           227      Telecom Argentina Stet-France
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
        12:637      13:1        15:6        17:3        20:7        24:790    
        25:1        32:82       34:1        38:39       40:19       44:1      
        55:1        57:16       61:470      62:481      63:1895     64:1364   
        65:1823     66:1397     67:203      68:230      69:37       80:322    
        81:82      128:124     129:188     130:22      131:73      132:11     
       133:4       134:144     135:7       136:204     137:113     138:205    
       139:60      140:123     141:103     142:96      143:44      144:153    
       145:16      146:255     147:123     148:265     149:77      150:42     
       151:94      152:259     153:41      154:7       155:105     156:50     
       157:62      158:119     159:136     160:29      161:57      162:133    
       163:81      164:276     165:136     166:85      167:303     168:398    
       169:57      170:291     171:8       178:1       192:5361    193:2401   
       194:1969    195:906     196:454     198:3589    199:3033    200:2781   
       202:3659    203:5041    204:3026    205:2126    206:2357    207:2432   
       208:2670    209:2723    210:700     211:328     212:936     213:705    
       214:15      215:23      216:3199    217:559     218:71      219:16     
       220:44     
      
      End of report