[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, 11 Oct 2003 04:07:47 +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 11 Oct, 2003
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            129726
          Prefixes after maximum aggregation:                         80542
          Unique aggregates announced to Internet:                    62134
      Total ASes present in the Internet Routing Table:               15968
      Origin-only ASes present in the Internet Routing Table:         13854
      Origin ASes announcing only one prefix:                          6293
      Transit ASes present in the Internet Routing Table:              2114
      Transit-only ASes present in the Internet Routing Table:           68
      Average AS path length visible in the Internet Routing Table:     4.9
          Max AS path length visible:                                    18
      Illegal AS announcements present in the Routing Table:              5
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from unallocated address space:           14
      Number of addresses announced to Internet:                 1245930024
          Equivalent to 74 /8s, 67 /16s and 98 /24s
          Percentage of available address space announced:             33.6
          Percentage of allocated address space announced:             60.1
          Percentage of available address space allocated:             56.0
      Total number of prefixes smaller than registry allocations:     57785
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  22883
          Total APNIC prefixes after maximum aggregation:             12872
      Prefixes being announced from the APNIC address blocks:         21290
          Unique aggregates announced from the APNIC address blocks:  12389
      APNIC Region origin ASes present in the Internet Routing Table:  1909
      APNIC Region origin ASes announcing only one prefix:              545
      APNIC Region transit ASes present in the Internet Routing Table:  305
      Average APNIC Region AS path length visible:                      4.9
          Max APNIC Region AS path length visible:                       16
      Number of APNIC addresses announced to Internet:            123575296
          Equivalent to 7 /8s, 93 /16s and 156 /24s
          Percentage of available APNIC address space announced:       66.6
      
      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:                   78328
          Total ARIN prefixes after maximum aggregation:              48714
      Prefixes being announced from the ARIN address blocks:          55870
          Unique aggregates announced from the ARIN address blocks:   17408
      ARIN Region origin ASes present in the Internet Routing Table:   8728
      ARIN Region origin ASes announcing only one prefix:              3005
      ARIN Region transit ASes present in the Internet Routing Table:   849
      Average ARIN Region AS path length visible:                       4.6
          Max ARIN Region AS path length visible:                        18
      Number of ARIN addresses announced to Internet:             197874976
          Equivalent to 11 /8s, 203 /16s and 85 /24s
          Percentage of available ARIN address space announced:        73.7
      
      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:                   22799
          Total RIPE prefixes after maximum aggregation:              16686
      Prefixes being announced from the RIPE address blocks:          19323
          Unique aggregates announced from the RIPE address blocks:   13006
      RIPE Region origin ASes present in the Internet Routing Table:   4907
      RIPE Region origin ASes announcing only one prefix:              2636
      RIPE Region transit ASes present in the Internet Routing Table:   858
      Average RIPE Region AS path length visible:                       5.4
          Max RIPE Region AS path length visible:                        18
      Number of RIPE addresses announced to Internet:             137068352
          Equivalent to 8 /8s, 43 /16s and 127 /24s
          Percentage of available RIPE address space announced:        74.3
      
      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
                             30720 - 31743
      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:                  5712
          Total LACNIC prefixes after maximum aggregation:             2270
      Prefixes being announced from the LACNIC address blocks:         5189
          Unique aggregates announced from the LACNIC address blocks:  3216
      LACNIC Region origin ASes present in the Internet Routing Table:  358
      LACNIC Region origin ASes announcing only one prefix:             107
      LACNIC Region transit ASes present in the Internet Routing Table:  75
      Average LACNIC Region AS path length visible:                     5.4
          Max LACNIC Region AS path length visible:                      14
      Number of LACNIC addresses announced to Internet:            13352704
          Equivalent to 0 /8s, 203 /16s and 191 /24s
          Percentage of available LACNIC address space announced:      39.8
      
      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      972       1110         689   Telstra Pty Ltd
       4755      394        134          71   Videsh Sanchar Nigam Ltd. Aut
       2907      368       1879         345   SINET Japan
       4134      364       2223         105   Data Communications Bureau
        703      336        372         267   UUNET
       2764      297        290         260   connect.com.au pty ltd
      17557      297         25         150   Pakistan Telecom
      17676      272       4012          33   XTAGE CORPORATION
       7474      262        305         208   Optus Communications Pty Ltd
       4766      241       2462         176   Korea Internet Exchange for "
       9583      234         43           9   Satyam Infoway Ltd.,
       3786      233        773         203   DACOM Corporation
       4538      209       1714          21   China Education and Research 
       9800      203        332          52   CHINA UNICOM
       9942      194         69         119   COMindico Australia
       9929      190        160          36   China Netcom Corp.
       9498      185         20          18   BHARTI BT INTERNET LTD.
       9443      183         62          82   Primus Telecommunications
      17642      154         40         116   RequestDSL BGP AS# for Sydney
       4739      143         58         132   Commerical Internet eXchange 
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1458       8702        1012   UUNET Technologies, Inc. 
       7018     1398       7127         974   AT&T 
       6198     1216        330         195   BellSouth Network Solutions, 
       6197      994        442         247   BellSouth Network Solutions, 
       3908      945       1577         511   Supernet, Inc. 
       1239      923       3003         668   Sprint 
      18566      708        176           8   Covad Communications 
       4323      677        575         196   Time Warner Communications, I
       3356      590      10828         493   Level 3 Communications, LLC 
       7843      532        473         138   Adelphia Corp. 
        852      517       1123         411   Telus Advanced Communications
        209      506       2146         289   Qwest 
       7066      506        206         267   Virginia Polytechnic Institut
      20115      473        206         288   Charter Communications 
        690      411         59         276   Merit Network 
        705      401        184         245   UUNET Technologies, Inc. 
       4355      393        332         108   EarthLink, Inc. 
       2386      383        508         200   AT&T Data Communications Serv
        376      359        359         115   Reseau Interordinateurs Scien
       6347      348        381          80   SAVVIS Communications Corpora
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      713       2101         592   UUNET - Commercial IP service
       3301      298       1169         286   TeliaNet Sweden
       3320      277       2005         237   Deutsche Telekom AG
       8220      257        435         246   COLT Internet - International
       1257      243        438         191   SWIPnet Swedish IP Network
        680      232       2054         229   DFN-IP service G-WiN
        719      193        307         123   LANLINK autonomous system
       3215      193        721         100   France Telecom Transpac
       5400      187        173         135   BT Ignite European Backbone
       5515      185        778         147   Sonera Solution Autonomous Sy
        786      179       1874         179   The JANET IP Service
       8708      158        111         154   Romania Data Systems S.A.
       3303      149        556         142   Swisscom Ltd
       3246      128        376         126   Song Networks
      12302      127         18          34   MobiFon S.A.
       3269      119        853          65   TELECOM ITALIA
       2856      114       1293         105   BTnet UK Regional network
      25186      113        160          77   France Telecom Transpac's Tra
       2647      100       4225          48   SITA
       3352       98        824          34   Ibernet, Internet Access Netw
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      339        103          98   ImpSat
       7303      328         41          47   Telecom Argentina Stet-France
       8151      235        367         123   UniNet S.A. de C.V. 
      11172      184         77          42   Servicios Alestra S.A de C.V 
      16814      156         10           5   NSS, S.A. 
       6503      130        205          94   AVANTEL, S.A. 
      10620      123          8          26   TVCABLE BOGOTA 
      10834      110         82          35   ADVANCE TELECOMUNICACIONES S.
      11340      104          3          30   Red Universitaria Nacional 
       6147       86         70          19   Telefonica Del Peru 
      11992       86         24          30   Integrated Systems 
       8065       83          8          17   Empresas Publicas de Medellin
       6505       82         84          70   Global One Communicaoes Ltda 
      15311       77         16          39   Telefonica Empresas 
       6535       75          5          18   Chilesat Servicios  Empresari
      11830       74         22          25   Instituto Costarricense de El
       4270       68         18           9   Red de Interconexion Universi
       7927       66          6          40   Global One Venezuela 
       7080       64          4           1   Electronica y Comunicaciones 
       1916       60        266          40   Fundacao de Amparo a Pesquisa
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       6198      1216        1021      BellSouth Network Solutions, 
       6197       994         747      BellSouth Network Solutions, 
      18566       708         700      Covad Communications 
       4323       677         481      Time Warner Communications, I
       3908       945         434      Supernet, Inc. 
       7018      1398         424      AT&T 
       7843       532         394      Adelphia Corp. 
       4755       394         323      Videsh Sanchar Nigam Ltd. Aut
       5668       308         292      Century Telephone 
      27364       314         291      Armstrong Cable Services 
       4355       393         285      EarthLink, Inc. 
      22909       299         284      Comcast Cable Corporation 
       1221       972         283      Telstra Pty Ltd
       7303       328         281      Telecom Argentina Stet-France
       6347       348         268      SAVVIS Communications Corpora
       4134       364         259      Data Communications Bureau
       1239       923         255      Sprint 
      22773       288         252      Cox Communications, Inc. Atla
        376       359         244      Reseau Interordinateurs Scien
       6140       339         241      ImpSat
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65158   PRIVATE       24.208.192.0/19      12262       RoadRunner-Cincinatt
      18413   UNALLOCATED   61.67.0.0/20          4747       Taiwan Telecommunica
      65400   PRIVATE       149.165.240.0/21     11537       University Corporati
       1877   UNALLOCATED   192.108.199.0/24      1876       Southern Methodist U
      65100   PRIVATE       210.104.28.0/25       9768       Korea Telecom
      
      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 
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:19       /9:4       /10:6       /11:12      /12:55      
      /13:98      /14:268     /15:469     /16:7430    /17:1776    /18:3188    
      /19:8493    /20:8917    /21:6558    /22:9387    /23:10785   /24:71539   
      /25:168     /26:226     /27:163     /28:40      /29:24      /30:58      
      /31:0       /32:43      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       6198     1092          1216      BellSouth Network Solutions, 
       6197      854           994      BellSouth Network Solutions, 
      18566      702           708      Covad Communications 
       3908      602           945      Supernet, Inc. 
       7018      501          1398      AT&T 
        701      441          1458      UUNET Technologies, Inc. 
        702      429           713      UUNET - Commercial IP service
       7066      400           506      Virginia Polytechnic Institut
        690      371           411      Merit Network 
       1239      327           923      Sprint 
      20115      316           473      Charter Communications 
      27364      308           314      Armstrong Cable Services 
       3356      283           590      Level 3 Communications, LLC 
       5668      274           308      Century Telephone 
      25844      243           243      Skadden, Arps, Slate, Meagher
       3320      219           277      Deutsche Telekom AG
       4355      215           393      EarthLink, Inc. 
       7843      212           532      Adelphia Corp. 
        209      203           506      Qwest 
      14824      199           226      NewSouth Communications Corp.
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:2        12:710      13:1        15:6        16:1        17:3      
        20:6        24:821      25:1        32:103      38:50       40:23     
        43:1        44:2        55:1        57:14       61:329      62:435    
        63:1877     64:1812     65:2121     66:2289     67:437      68:855    
        69:279      80:419      81:174      82:17      128:148     129:153    
       130:64      131:83      132:43      134:166     135:10      136:178    
       137:120     138:131     139:50      140:164     141:137     142:101    
       143:48      144:88      145:21      146:279     147:68      148:302    
       149:78      150:121     151:66      152:212     153:58      154:7      
       155:131     156:58      157:54      158:140     159:143     160:45     
       161:69      162:362     163:68      164:317     165:152     166:100    
       167:304     168:176     169:96      170:316     171:9       192:5437   
       193:2431    194:1994    195:1183    196:480     198:3581    199:2848   
       200:3204    202:4047    203:5300    204:2997    205:2056    206:2294   
       207:2514    208:2633    209:2784    210:918     211:379     212:943    
       213:944     214:15      215:22      216:3277    217:754     218:109    
       219:41      220:115     221:13      222:1      
      
      End of report