[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, 3 Jan 2003 20:05:16 +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 03 Jan, 2003
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            119068
          Prefixes after maximum aggregation:                         76182
          Unique aggregates announced to Internet:                    56870
      Total ASes present in the Internet Routing Table:               14337
      Origin-only ASes present in the Internet Routing Table:         12450
      Origin ASes announcing only one prefix:                          5617
      Transit ASes present in the Internet Routing Table:              1887
      Transit-only ASes present in the Internet Routing Table:           62
      Average AS path length visible in the Internet Routing Table:     5.3
          Max AS path length visible:                                    18
      Illegal AS announcements present in the Routing Table:              4
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:    33
      Number of addresses announced to Internet:                 1187723929
          Equivalent to 70 /8s, 203 /16s and 58 /24s
          Percentage of available address space announced:             32.0
          Percentage of allocated address space announced:             58.7
          Percentage of available address space allocated:             54.6
      Total number of prefixes smaller than registry allocations:     55180
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  19690
          Total APNIC prefixes after maximum aggregation:             11748
      Prefixes being announced from the APNIC address blocks:         18220
          Unique aggregates announced from the APNIC address blocks:  11182
      APNIC Region origin ASes present in the Internet Routing Table:  1697
      APNIC Region origin ASes announcing only one prefix:              523
      APNIC Region transit ASes present in the Internet Routing Table:  285
      Average APNIC Region AS path length visible:                      5.3
          Max APNIC Region AS path length visible:                       12
      Number of APNIC addresses announced to Internet:            102461088
          Equivalent to 6 /8s, 27 /16s and 110 /24s
          Percentage of available APNIC address space announced:       67.4
      
      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:                   73866
          Total ARIN prefixes after maximum aggregation:              47039
      Prefixes being announced from the ARIN address blocks:          51592
          Unique aggregates announced from the ARIN address blocks:   15785
      ARIN Region origin ASes present in the Internet Routing Table:   8025
      ARIN Region origin ASes announcing only one prefix:              2718
      ARIN Region transit ASes present in the Internet Routing Table:   756
      Average ARIN Region AS path length visible:                       5.2
          Max ARIN Region AS path length visible:                        17
      Number of ARIN addresses announced to Internet:             184832240
          Equivalent to 11 /8s, 4 /16s and 80 /24s
          Percentage of available ARIN address space announced:        68.9
      
      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:                   20448
          Total RIPE prefixes after maximum aggregation:              15209
      Prefixes being announced from the RIPE address blocks:          17049
          Unique aggregates announced from the RIPE address blocks:   11355
      RIPE Region origin ASes present in the Internet Routing Table:   4231
      RIPE Region origin ASes announcing only one prefix:              2296
      RIPE Region transit ASes present in the Internet Routing Table:   771
      Average RIPE Region AS path length visible:                       5.7
          Max RIPE Region AS path length visible:                        18
      Number of RIPE addresses announced to Internet:             121902336
          Equivalent to 7 /8s, 68 /16s and 21 /24s
          Percentage of available RIPE address space announced:        80.7
      
      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, 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:                  5063
          Total LACNIC prefixes after maximum aggregation:             2186
      Prefixes being announced from the LACNIC address blocks:         4441
          Unique aggregates announced from the LACNIC address blocks:  2889
      LACNIC Region origin ASes present in the Internet Routing Table:  323
      LACNIC Region origin ASes announcing only one prefix:              80
      LACNIC Region transit ASes present in the Internet Routing Table:  67
      Average LACNIC Region AS path length visible:                     5.7
          Max LACNIC Region AS path length visible:                      10
      Number of LACNIC addresses announced to Internet:            11789824
          Equivalent to 0 /8s, 179 /16s and 230 /24s
          Percentage of available LACNIC address space announced:      70.3
      
      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     1137       1167         821   Telstra Pty Ltd
        703      398        364         314   UUNET
       2907      359       1785         335   SINET Japan
       2764      341        341         310   connect.com.au pty ltd
      17557      324         23         129   Pakistan Telecom
       7474      312        281         205   Optus Communications Pty Ltd
       4134      290       2408          91   Data Communications Bureau
       4755      258        134          75   Videsh Sanchar Nigam Ltd. Aut
       4814      246         79          15   China Telecom (Group)
       3786      234        771         205   DACOM Corporation
      17676      231       3618          24   XTAGE CORPORATION
       9583      189         33          12   Satyam Infoway Ltd.,
       4766      188       1787         144   Korea Internet Exchange for "
       9443      186         57          76   Primus Telecommunications
       9800      162        203          45   CHINA UNICOM
       4716      130        724         124   TTnet
       9768      128        384          63   Korea Telecom
       7657      124         26          87   The Internet Group Limited
       4739      121         56         111   Commerical Internet eXchange 
       9498      117          9          24   BHARTI BT INTERNET LTD.
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1627       9000        1199   UUNET Technologies, Inc. 
       7018     1424       7682         954   AT&T 
       3908     1187       1635         497   Supernet, Inc. 
       1239      978       3149         686   Sprint 
          1      664       8091         437   GENUITY 
        852      625       1140         444   Telus Advanced Communications
       7843      623        404         279   Adelphia Corp. 
       7046      552        857         259   UUNET Technologies, Inc. 
       4323      533        487         168   Time Warner Communications, I
        209      522       2048         334   Qwest 
        690      513         75         319   Merit Network 
       7066      488        204         256   Virginia Polytechnic Institut
       6197      455        561         104   BellSouth Network Solutions, 
        705      423        133         188   UUNET Technologies, Inc. 
       6198      421        182         196   BellSouth Network Solutions, 
      18566      414         96           5   Covad Communications 
       3561      411       2212         342   Cable & Wireless USA 
       4355      407        313         118   EarthLink, Inc. 
       3549      402        709         295   Global Crossing 
      15290      394        215         175   AT&T Canada IES 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      806       2290         670   UUNET - Commercial IP service
       3301      341       1141         297   TeliaNet Sweden
       3215      313        819         174   France Telecom Transpac
       3320      257       1996         230   Deutsche Telekom AG
        680      237       2150         234   DFN-IP service G-WiN
       5515      213        783         174   Sonera Solution Autonomous Sy
       1257      212        416         201   SWIPnet Swedish IP Network
        719      200        306         129   LANLINK autonomous system
        786      176       1873         176   The JANET IP Service
       5400      162         70          98   BT Ignite European Backbone
       8708      156         42         147   Romania Data Systems S.A.
      20858      148         17           4   This AS will be used to conne
       3303      143        517         142   Swisscom Ltd
       2856      129       1300         117   BTnet UK Regional network
       8220      124        174         114   COLT Internet - International
      12302      124         18          31   MobiFon S.A.
       3246      118        378         115   Song Networks
       3269      111        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      315         98         104   ImpSat USA, Inc. 
       7303      224         36          51   Telecom Argentina Stet-France
       8151      208        331         113   UniNet S.A. de C.V. 
      11172      173         87          33   Servicios Alestra S.A de C.V 
       6503      156        191         109   AVANTEL, S.A. 
      13999      127         36           8   Mega Cable S.A. de C.V. 
      16814      108          7          13   NSS, S.A. 
      10620       98          6          32   TVCABLE BOGOTA 
      11340       81          2          32   Red Universitaria Nacional 
       6147       76         58          24   Telefonica Del Peru 
       1916       74        306          44   Fundacao de Amparo a Pesquisa
       6535       72          5          16   Chilesat Servicios  Empresari
      15311       72         27          37   Telefonica Empresas 
       4270       68         18          10   Red de Interconexion Universi
      11992       68          7          31   Integrated Systems 
       8065       67          6          14   Empresas Publicas de Medellin
       7984       62         11          40   Global One Colombia 
       4926       59          4          49   Telintar S.A. 
       7927       57          5          40   Global One Venezuela 
      15034       57          5          33   TIBA SA 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       3908      1187         690      Supernet, Inc. 
       7018      1424         470      AT&T 
      18566       414         409      Covad Communications 
       4323       533         365      Time Warner Communications, I
       6197       455         351      BellSouth Network Solutions, 
       7843       623         344      Adelphia Corp. 
       1221      1137         316      Telstra Pty Ltd
       1580       316         302      ANOSCEUR 
       7046       552         293      UUNET Technologies, Inc. 
       1239       978         292      Sprint 
       6347       369         290      SAVVIS Communications Corpora
       4355       407         289      EarthLink, Inc. 
      11492       280         279      Cable One 
       4151       326         269      USDA 
      22927       289         267      TELEFONICA DE ARGENTINA 
        376       344         241      Reseau Interordinateurs Scien
        705       423         235      UUNET Technologies, Inc. 
       7066       488         232      Virginia Polytechnic Institut
       4814       246         231      China Telecom (Group)
          1       664         227      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
       1877   UNALLOCATED   192.108.201.0/24      1880       Stupi, house man's p
      65000   PRIVATE       203.21.203.0/24       1221       Telstra Pty Ltd
       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 
      158.255.3.0/24         702     UUNET - Commercial IP service
      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
      192.68.128.0/22       1239     Sprint 
      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 
      192.156.0.0/19         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       /11:12      /12:46      
      /13:92      /14:238     /15:440     /16:7318    /17:1550    /18:2808    
      /19:7995    /20:7748    /21:5596    /22:8469    /23:10200   /24:65850   
      /25:135     /26:170     /27:89      /28:77      /29:61      /30:107     
      /31:0       /32:39      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       3908      755          1187      Supernet, Inc. 
        702      494           806      UUNET - Commercial IP service
       7018      486          1424      AT&T 
        690      462           513      Merit Network 
        701      439          1627      UUNET Technologies, Inc. 
      18566      409           414      Covad Communications 
       7843      402           623      Adelphia Corp. 
       7066      385           488      Virginia Polytechnic Institut
       1239      363           978      Sprint 
       6198      337           421      BellSouth Network Solutions, 
       6197      332           455      BellSouth Network Solutions, 
       6140      303           315      ImpSat USA, Inc. 
       1580      301           316      ANOSCEUR 
      22927      288           289      TELEFONICA DE ARGENTINA 
      11492      279           280      Cable One 
       7046      246           552      UUNET Technologies, Inc. 
       3215      239           313      France Telecom Transpac
      20115      234           346      Charter Communications 
       4355      225           407      EarthLink, Inc. 
       7303      223           224      Telecom Argentina Stet-France
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
        12:617      13:1        15:6        17:3        20:7        24:802    
        25:1        32:45       38:31       40:17       44:1        55:1      
        57:16       61:410      62:430      63:1867     64:1333     65:1757   
        66:1333     67:194      68:215      69:44       80:315      81:81     
       128:124     129:183     130:23      131:70      132:9       133:2      
       134:154     135:6       136:487     137:108     138:213     139:84     
       140:158     141:99      142:93      143:44      144:148     145:18     
       146:252     147:248     148:276     149:78      150:43      151:89     
       152:291     153:36      154:7       155:102     156:44      157:59     
       158:120     159:138     160:22      161:64      162:142     163:84     
       164:259     165:133     166:83      167:296     168:385     169:57     
       170:292     171:8       192:5424    193:2415    194:2015    195:905    
       196:455     198:3613    199:3054    200:2758    202:3589    203:4849   
       204:3005    205:2122    206:2337    207:2426    208:2602    209:2689   
       210:657     211:304     212:879     213:760     214:12      215:21     
       216:3134    217:555     218:71      219:14      220:27     
      
      End of report