[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: Sat, 23 Aug 2003 04:06:46 +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
      
      If you have any comments please contact Philip Smith <pfs at cisco dot com>.
      
      Routing Table Report   04:00 +10GMT Sat 23 Aug, 2003
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            127121
          Prefixes after maximum aggregation:                         79841
          Unique aggregates announced to Internet:                    61312
      Total ASes present in the Internet Routing Table:               15709
      Origin-only ASes present in the Internet Routing Table:         13617
      Origin ASes announcing only one prefix:                          6207
      Transit ASes present in the Internet Routing Table:              2092
      Transit-only ASes present in the Internet Routing Table:           75
      Average AS path length visible in the Internet Routing Table:     4.7
          Max AS path length visible:                                    26
      Illegal AS announcements present in the Routing Table:              2
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from unallocated address space:           15
      Number of addresses announced to Internet:                 1239819744
          Equivalent to 73 /8s, 230 /16s and 37 /24s
          Percentage of available address space announced:             33.5
          Percentage of allocated address space announced:             59.8
          Percentage of available address space allocated:             56.0
      Total number of prefixes smaller than registry allocations:     56355
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  22262
          Total APNIC prefixes after maximum aggregation:             12690
      Prefixes being announced from the APNIC address blocks:         20697
          Unique aggregates announced from the APNIC address blocks:  12390
      APNIC Region origin ASes present in the Internet Routing Table:  1887
      APNIC Region origin ASes announcing only one prefix:              547
      APNIC Region transit ASes present in the Internet Routing Table:  317
      Average APNIC Region AS path length visible:                      4.9
          Max APNIC Region AS path length visible:                       16
      Number of APNIC addresses announced to Internet:            120830336
          Equivalent to 7 /8s, 51 /16s and 185 /24s
          Percentage of available APNIC address space announced:       65.1
      
      APNIC AS Blocks        4608 - 4864, 7467 - 7722, 9216 - 10239
                             17408 - 18431, 23552 - 24575
      APNIC Address Blocks   60/7, 202/7, 210/7, 218/7, 220/7 and 222/8
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                   77318
          Total ARIN prefixes after maximum aggregation:              48500
      Prefixes being announced from the ARIN address blocks:          55488
          Unique aggregates announced from the ARIN address blocks:   17259
      ARIN Region origin ASes present in the Internet Routing Table:   8597
      ARIN Region origin ASes announcing only one prefix:              2954
      ARIN Region transit ASes present in the Internet Routing Table:   826
      Average ARIN Region AS path length visible:                       4.5
          Max ARIN Region AS path length visible:                        18
      Number of ARIN addresses announced to Internet:             195959040
          Equivalent to 11 /8s, 174 /16s and 25 /24s
          Percentage of available ARIN address space announced:        73.0
      
      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, 29695 - 30719
      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:                   22335
          Total RIPE prefixes after maximum aggregation:              16396
      Prefixes being announced from the RIPE address blocks:          18940
          Unique aggregates announced from the RIPE address blocks:   12714
      RIPE Region origin ASes present in the Internet Routing Table:   4804
      RIPE Region origin ASes announcing only one prefix:              2609
      RIPE Region transit ASes present in the Internet Routing Table:   850
      Average RIPE Region AS path length visible:                       5.4
          Max RIPE Region AS path length visible:                        26
      Number of RIPE addresses announced to Internet:             134867520
          Equivalent to 8 /8s, 9 /16s and 234 /24s
          Percentage of available RIPE address space announced:        73.1
      
      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:                  5205
          Total LACNIC prefixes after maximum aggregation:             2255
      Prefixes being announced from the LACNIC address blocks:         4721
          Unique aggregates announced from the LACNIC address blocks:  3132
      LACNIC Region origin ASes present in the Internet Routing Table:  345
      LACNIC Region origin ASes announcing only one prefix:              97
      LACNIC Region transit ASes present in the Internet Routing Table:  70
      Average LACNIC Region AS path length visible:                     5.1
          Max LACNIC Region AS path length visible:                      16
      Number of LACNIC addresses announced to Internet:            13035264
          Equivalent to 0 /8s, 198 /16s and 231 /24s
          Percentage of available LACNIC address space announced:      38.8
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       1221     1036       1037         726   Telstra Pty Ltd
       4755      405        135          74   Videsh Sanchar Nigam Ltd. Aut
       2907      374       1911         349   SINET Japan
        703      341        372         273   UUNET
       4134      331       2210         114   Data Communications Bureau
      17557      308         26         138   Pakistan Telecom
       2764      301        323         269   connect.com.au pty ltd
       7474      264        307         204   Optus Communications Pty Ltd
      17676      253       3894          22   XTAGE CORPORATION
       9583      242         37          21   Satyam Infoway Ltd.,
       3786      239        777         205   DACOM Corporation
       4766      239       2461         171   Korea Internet Exchange for "
       9800      198        326          56   CHINA UNICOM
       9498      173         15          28   BHARTI BT INTERNET LTD.
       9443      172         56          78   Primus Telecommunications
       4538      170       1538          21   China Education and Research 
       9929      169        153          33   China Netcom Corp.
      17642      158         41         119   RequestDSL BGP AS# for Sydney
       9942      141         69         101   COMindico Australia
       9238      140          9          21   TATA ISP
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1490       8782        1047   UUNET Technologies, Inc. 
       7018     1376       7171         974   AT&T 
       3908      921       1589         495   Supernet, Inc. 
       1239      898       3032         639   Sprint 
        189      672        451         331   Genuity 
      18566      665        160           8   Covad Communications 
       4323      624        551         179   Time Warner Communications, I
       6197      569        387         244   BellSouth Network Solutions, 
       7843      549        408         199   Adelphia Corp. 
        852      523       1124         415   Telus Advanced Communications
        209      518       2145         299   Qwest 
       6198      513        277         197   BellSouth Network Solutions, 
        705      484        193         303   UUNET Technologies, Inc. 
       3356      483      10661         399   Level 3 Communications, LLC 
          1      476       1078         307   GENUITY 
      20115      473        196         285   Charter Communications 
       7132      410       6608         240   Southwestern Bell Internet Se
        690      408         59         275   Merit Network 
       4355      404        339         109   EarthLink, Inc. 
       2386      379        523         197   AT&T Data Communications Serv
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      736       2141         611   UUNET - Commercial IP service
       3301      289       1168         277   TeliaNet Sweden
       3320      264       1987         224   Deutsche Telekom AG
       8220      243        431         232   COLT Internet - International
       1257      242        312         191   SWIPnet Swedish IP Network
        680      232       2054         229   DFN-IP service G-WiN
       3215      214        752         121   France Telecom Transpac
        719      196        307         125   LANLINK autonomous system
       5515      185        779         148   Sonera Solution Autonomous Sy
        786      179       1874         179   The JANET IP Service
       5400      175        175         127   BT Ignite European Backbone
       8708      159        111         155   Romania Data Systems S.A.
       3303      140        540         137   Swisscom Ltd
      12302      127         18          34   MobiFon S.A.
       3246      121        360         119   Song Networks
       3269      117        821          64   TELECOM ITALIA
       2856      112       1295         103   BTnet UK Regional network
       3352      111        812          33   Ibernet, Internet Access Netw
       2647      101       4129          45   SITA
       6746       88         12          75   Dynamic Network Technologies,
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      316        103         114   ImpSat
       7303      232         38          61   Telecom Argentina Stet-France
       8151      221        334         116   UniNet S.A. de C.V. 
      11172      178         77          43   Servicios Alestra S.A de C.V 
      16814      152         10          18   NSS, S.A. 
       6503      133        205          94   AVANTEL, S.A. 
      10620      127          8          28   TVCABLE BOGOTA 
      11992       88          8          37   Integrated Systems 
       6147       84         70          21   Telefonica Del Peru 
       8065       80          8          17   Empresas Publicas de Medellin
       6535       75          5          18   Chilesat Servicios  Empresari
      15311       75         14          38   Telefonica Empresas 
      11830       74          6          29   Instituto Costarricense de El
       1916       73        306          43   Fundacao de Amparo a Pesquisa
       4270       68         18           9   Red de Interconexion Universi
       7927       67          6          40   Global One Venezuela 
       7080       64          4           1   Electronica y Comunicaciones 
       7984       59         12          40   Global One Colombia 
      13999       56         36           8   Mega Cable S.A. de C.V. 
       4926       55          3          46   Telintar S.A. 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      18566       665         657      Covad Communications 
       4323       624         445      Time Warner Communications, I
       3908       921         426      Supernet, Inc. 
       7018      1376         402      AT&T 
       7843       549         350      Adelphia Corp. 
        189       672         341      Genuity 
       4755       405         331      Videsh Sanchar Nigam Ltd. Aut
       6197       569         325      BellSouth Network Solutions, 
      11305       358         320      Interland Incorporated 
       6198       513         316      BellSouth Network Solutions, 
       1221      1036         310      Telstra Pty Ltd
       4355       404         295      EarthLink, Inc. 
      27364       317         294      Armstrong Cable Services 
       6347       359         280      SAVVIS Communications Corpora
      22909       286         269      Comcast Cable Corporation 
       1239       898         259      Sprint 
      25844       257         255      Skadden, Arps, Slate, Meagher
      17676       253         231      XTAGE CORPORATION
      22773       244         224      Cox Communications, Inc. Atla
       9583       242         221      Satyam Infoway Ltd.,
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      18413   UNALLOCATED   61.67.0.0/20          4747       Taiwan Telecommunica
       1877   UNALLOCATED   192.108.199.0/24      1876       Southern Methodist U
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      132.0.0.0/10           568     DISO-UNRRA 
      137.0.0.0/13           568     DISO-UNRRA 
      158.0.0.0/13           568     DISO-UNRRA 
      192.43.230.0/24       4738     South Australian Academic Res
      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
      192.153.136.0/21       568     DISO-UNRRA 
      192.172.0.0/19         568     DISO-UNRRA 
      192.228.80.0/24      30122     INTERNET SOFTWARE CONSORTIUM,
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:20       /9:4       /10:6       /11:12      /12:55      
      /13:98      /14:262     /15:474     /16:7415    /17:1736    /18:3070    
      /19:8422    /20:8703    /21:6355    /22:9407    /23:10827   /24:69720   
      /25:129     /26:167     /27:130     /28:24      /29:12      /30:48      
      /31:0       /32:25      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      659           665      Covad Communications 
        189      587           672      Genuity 
       3908      581           921      Supernet, Inc. 
       7018      479          1376      AT&T 
        702      448           736      UUNET - Commercial IP service
        701      443          1490      UUNET Technologies, Inc. 
       6197      434           569      BellSouth Network Solutions, 
       6198      405           513      BellSouth Network Solutions, 
        690      368           408      Merit Network 
      20115      322           473      Charter Communications 
      27364      311           317      Armstrong Cable Services 
       1239      302           898      Sprint 
      10753      298           312      XCOM Technologies, INC. 
      11305      281           358      Interland Incorporated 
       7843      275           549      Adelphia Corp. 
      25844      257           257      Skadden, Arps, Slate, Meagher
       4355      217           404      EarthLink, Inc. 
       3356      212           483      Level 3 Communications, LLC 
        209      208           518      Qwest 
        705      207           484      UUNET Technologies, Inc. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:2        12:702      13:1        15:4        16:1        17:3      
        20:6        24:848      25:1        32:85       38:45       40:23     
        44:2        55:1        57:14       61:278      62:393      63:1852   
        64:1760     65:2005     66:2684     67:247      68:391      69:250    
        80:403      81:125      82:10      128:113     129:171     130:61     
       131:80      132:13      134:143     135:7       136:188     137:117    
       138:120     139:45      140:142     141:117     142:90      143:45     
       144:89      145:13      146:266     147:61      148:292     149:73     
       150:120     151:68      152:217     153:57      154:4       155:123    
       156:59      157:48      158:118     159:135     160:45      161:75     
       162:407     163:78      164:133     165:141     166:96      167:313    
       168:179     169:95      170:325     171:9       192:5343    193:2472   
       194:1976    195:1182    196:469     198:3515    199:2757    200:2928   
       202:3941    203:5250    204:2982    205:2050    206:2343    207:2501   
       208:2543    209:2859    210:891     211:299     212:992     213:917    
       214:16      215:22      216:3274    217:688     218:98      219:73     
       220:102     221:10     
      
      End of report