[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, 9 Aug 2003 04:06:49 +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 09 Aug, 2003
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            127710
          Prefixes after maximum aggregation:                         79868
          Unique aggregates announced to Internet:                    60367
      Total ASes present in the Internet Routing Table:               15657
      Origin-only ASes present in the Internet Routing Table:         13574
      Origin ASes announcing only one prefix:                          6162
      Transit ASes present in the Internet Routing Table:              2083
      Transit-only ASes present in the Internet Routing Table:           69
      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:              4
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from unallocated address space:           14
      Number of addresses announced to Internet:                 1238635136
          Equivalent to 73 /8s, 212 /16s and 18 /24s
          Percentage of available address space announced:             33.4
          Percentage of allocated address space announced:             59.7
          Percentage of available address space allocated:             56.0
      Total number of prefixes smaller than registry allocations:     56535
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  22207
          Total APNIC prefixes after maximum aggregation:             12673
      Prefixes being announced from the APNIC address blocks:         20632
          Unique aggregates announced from the APNIC address blocks:  12333
      APNIC Region origin ASes present in the Internet Routing Table:  1870
      APNIC Region origin ASes announcing only one prefix:              523
      APNIC Region transit ASes present in the Internet Routing Table:  307
      Average APNIC Region AS path length visible:                      4.9
          Max APNIC Region AS path length visible:                       16
      Number of APNIC addresses announced to Internet:            118939264
          Equivalent to 7 /8s, 22 /16s and 222 /24s
          Percentage of available APNIC address space announced:       64.1
      
      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:                   77809
          Total ARIN prefixes after maximum aggregation:              48602
      Prefixes being announced from the ARIN address blocks:          55523
          Unique aggregates announced from the ARIN address blocks:   16601
      ARIN Region origin ASes present in the Internet Routing Table:   8600
      ARIN Region origin ASes announcing only one prefix:              2940
      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:                        17
      Number of ARIN addresses announced to Internet:             196613888
          Equivalent to 11 /8s, 184 /16s and 23 /24s
          Percentage of available ARIN address space announced:        73.2
      
      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:                   22334
          Total RIPE prefixes after maximum aggregation:              16318
      Prefixes being announced from the RIPE address blocks:          18924
          Unique aggregates announced from the RIPE address blocks:   12628
      RIPE Region origin ASes present in the Internet Routing Table:   4773
      RIPE Region origin ASes announcing only one prefix:              2603
      RIPE Region transit ASes present in the Internet Routing Table:   848
      Average RIPE Region AS path length visible:                       5.3
          Max RIPE Region AS path length visible:                        26
      Number of RIPE addresses announced to Internet:             134549056
          Equivalent to 8 /8s, 5 /16s and 14 /24s
          Percentage of available RIPE address space announced:        72.9
      
      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:                  5357
          Total LACNIC prefixes after maximum aggregation:             2275
      Prefixes being announced from the LACNIC address blocks:         4841
          Unique aggregates announced from the LACNIC address blocks:  3146
      LACNIC Region origin ASes present in the Internet Routing Table:  345
      LACNIC Region origin ASes announcing only one prefix:              96
      LACNIC Region transit ASes present in the Internet Routing Table:  72
      Average LACNIC Region AS path length visible:                     5.2
          Max LACNIC Region AS path length visible:                      16
      Number of LACNIC addresses announced to Internet:            12978688
          Equivalent to 0 /8s, 198 /16s and 10 /24s
          Percentage of available LACNIC address space announced:      38.7
      
      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     1037       1037         729   Telstra Pty Ltd
       4755      441        136          71   Videsh Sanchar Nigam Ltd. Aut
       2907      371       1863         346   SINET Japan
        703      336        370         268   UUNET
       4134      332       2146         113   Data Communications Bureau
      17557      302         26         137   Pakistan Telecom
       2764      300        323         270   connect.com.au pty ltd
       7474      260        306         203   Optus Communications Pty Ltd
      17676      252       3878          21   XTAGE CORPORATION
       3786      239        777         205   DACOM Corporation
       9583      239         37          20   Satyam Infoway Ltd.,
       4766      238       2461         170   Korea Internet Exchange for "
       9800      195        314          56   CHINA UNICOM
       9443      182         58          82   Primus Telecommunications
       4538      170       1538          21   China Education and Research 
       9929      169        153          33   China Netcom Corp.
       9498      159         11          25   BHARTI BT INTERNET LTD.
       9238      140          9          21   TATA ISP
       4739      139         58         128   Commerical Internet eXchange 
       4716      132        745         126   TTnet
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1484       8778        1045   UUNET Technologies, Inc. 
       7018     1372       7151         956   AT&T 
       1239      935       2998         656   Sprint 
       3908      908       1534         484   Supernet, Inc. 
       7132      855       6604         236   Southwestern Bell Internet Se
        189      670        371         324   Genuity 
      18566      652        160           8   Covad Communications 
       4323      617        550         176   Time Warner Communications, I
       6197      562        386         242   BellSouth Network Solutions, 
       7843      558        400         215   Adelphia Corp. 
        209      523       2194         303   Qwest 
        852      523       1124         415   Telus Advanced Communications
          1      511       1180         333   GENUITY 
       6198      500        271         190   BellSouth Network Solutions, 
       7066      488        205         259   Virginia Polytechnic Institut
        705      482        192         303   UUNET Technologies, Inc. 
      20115      473        196         284   Charter Communications 
       3356      440      10699         362   Level 3 Communications, LLC 
        690      411         60         277   Merit Network 
       4355      405        339         111   EarthLink, Inc. 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      735       2139         611   UUNET - Commercial IP service
        719      312        307         125   LANLINK autonomous system
       3301      292       1186         280   TeliaNet Sweden
       3320      258       1987         220   Deutsche Telekom AG
       8220      246        432         234   COLT Internet - International
        680      233       2054         230   DFN-IP service G-WiN
       1257      231        309         187   SWIPnet Swedish IP Network
       3215      212        736         120   France Telecom Transpac
       5515      185        779         149   Sonera Solution Autonomous Sy
        786      179       1874         179   The JANET IP Service
       5400      168        157         119   BT Ignite European Backbone
       3303      141        540         138   Swisscom Ltd
       8708      135        107         132   Romania Data Systems S.A.
      12302      127         18          34   MobiFon S.A.
       2856      125       1315         116   BTnet UK Regional network
       3246      122        376         120   Song Networks
       3269      117        821          64   TELECOM ITALIA
       3352      111        812          33   Ibernet, Internet Access Netw
       2647      100       4129          44   SITA
       5511       97        178          76   France Telecom
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      290         98         106   ImpSat
       7303      237         39          55   Telecom Argentina Stet-France
       8151      219        334         117   UniNet S.A. de C.V. 
      11172      177         69          42   Servicios Alestra S.A de C.V 
      16814      135          9          17   NSS, S.A. 
       6503      132        205          93   AVANTEL, S.A. 
      10620      125          8          31   TVCABLE BOGOTA 
      11340      107          3          38   Red Universitaria Nacional 
      11992       87          8          31   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       74         14          38   Telefonica Empresas 
       1916       73        306          43   Fundacao de Amparo a Pesquisa
      11830       73          5          33   Instituto Costarricense de El
       4270       68         18           9   Red de Interconexion Universi
       7927       65          6          39   Global One Venezuela 
       7080       64          4           1   Electronica y Comunicaciones 
      13999       63         36           8   Mega Cable S.A. de C.V. 
       7984       59         12          40   Global One Colombia 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      18566       652         644      Covad Communications 
       7132       855         619      Southwestern Bell Internet Se
       4323       617         441      Time Warner Communications, I
       3908       908         424      Supernet, Inc. 
       7018      1372         416      AT&T 
       4755       441         370      Videsh Sanchar Nigam Ltd. Aut
        189       670         346      Genuity 
       7843       558         343      Adelphia Corp. 
       6197       562         320      BellSouth Network Solutions, 
      11305       358         320      Interland Incorporated 
       6198       500         310      BellSouth Network Solutions, 
       1221      1037         308      Telstra Pty Ltd
      27364       317         298      Armstrong Cable Services 
       4355       405         294      EarthLink, Inc. 
       6347       364         283      SAVVIS Communications Corpora
       1239       935         279      Sprint 
      22909       284         271      Comcast Cable Corporation 
      25844       258         256      Skadden, Arps, Slate, Meagher
        376       357         242      Reseau Interordinateurs Scien
      17676       252         231      XTAGE CORPORATION
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      18413   UNALLOCATED   61.67.0.0/20          4747       Taiwan Telecommunica
      65021   PRIVATE       128.216.1.0/24         619       Department of Navy 
      65021   PRIVATE       128.216.4.0/24         619       Department of Navy 
       1877   UNALLOCATED   192.108.199.0/24      1880       Stupi, house man's p
      
      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       /9:5       /10:8       /11:13      /12:54      
      /13:99      /14:263     /15:475     /16:7416    /17:1737    /18:3099    
      /19:8684    /20:8741    /21:6339    /22:9352    /23:10831   /24:69928   
      /25:153     /26:259     /27:125     /28:27      /29:11      /30:47      
      /31:0       /32:25      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      646           652      Covad Communications 
        189      592           670      Genuity 
       3908      580           908      Supernet, Inc. 
       7018      484          1372      AT&T 
        702      448           735      UUNET - Commercial IP service
        701      431          1484      UUNET Technologies, Inc. 
       6197      427           562      BellSouth Network Solutions, 
       6198      391           500      BellSouth Network Solutions, 
       7066      385           488      Virginia Polytechnic Institut
        690      371           411      Merit Network 
       1239      338           935      Sprint 
      20115      322           473      Charter Communications 
      27364      311           317      Armstrong Cable Services 
       7843      291           558      Adelphia Corp. 
      11305      281           358      Interland Incorporated 
      25844      258           258      Skadden, Arps, Slate, Meagher
      10753      224           229      XCOM Technologies, INC. 
       4355      219           405      EarthLink, Inc. 
          1      210           511      GENUITY 
        209      209           523      Qwest 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:2        12:712      13:1        15:4        16:1        17:3      
        20:6        24:857      25:1        32:98       38:45       40:23     
        44:2        57:14       61:291      62:383      63:1876     64:1731   
        65:2016     66:2657     67:221      68:386      69:243      80:396    
        81:121      82:10      128:135     129:169     130:49      131:81     
       132:15      134:175     135:7       136:122     137:118     138:120    
       139:46      140:141     141:116     142:94      143:45      144:99     
       145:13      146:279     147:59      148:300     149:64      150:104    
       151:63      152:214     153:57      154:3       155:119     156:55     
       157:47      158:118     159:137     160:47      161:74      162:407    
       163:81      164:324     165:146     166:96      167:320     168:181    
       169:92      170:319     171:8       192:5406    193:2450    194:1979   
       195:1154    196:472     198:3599    199:2735    200:2994    202:3936   
       203:5226    204:2959    205:2043    206:2323    207:2445    208:2568   
       209:2888    210:888     211:305     212:1035    213:910     214:16     
       215:22      216:3246    217:685     218:102     219:76      220:97     
       221:10     
      
      End of report