[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, 13 Sep 2003 04:07:52 +1000 (EST)
  • List-archive: <http://www.apnic.net/mailing-lists/apops/>
  • List-help: <mailto:apops-request@apops.net?subject=help>
  • List-id: Asia Pacific Operators Forum <apops.apops.net>
  • List-post: <mailto:apops@apops.net>
  • List-subscribe: <http://mailman.apnic.net/mailman/listinfo/apops>,<mailto:apops-request@apops.net?subject=subscribe>
  • List-unsubscribe: <http://mailman.apnic.net/mailman/listinfo/apops>,<mailto:apops-request@apops.net?subject=unsubscribe>
  • Reply-to: pfs@cisco.com
  • Sender: apops-admin@apops.net
    • 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 13 Sep, 2003
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            127842
          Prefixes after maximum aggregation:                         80137
          Unique aggregates announced to Internet:                    61870
      Total ASes present in the Internet Routing Table:               15804
      Origin-only ASes present in the Internet Routing Table:         13695
      Origin ASes announcing only one prefix:                          6229
      Transit ASes present in the Internet Routing Table:              2109
      Transit-only ASes present in the Internet Routing Table:           73
      Average AS path length visible in the Internet Routing Table:     5.0
          Max AS path length visible:                                    27
      Illegal AS announcements present in the Routing Table:              3
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from unallocated address space:           14
      Number of addresses announced to Internet:                 1242608416
          Equivalent to 74 /8s, 16 /16s and 179 /24s
          Percentage of available address space announced:             33.5
          Percentage of allocated address space announced:             59.9
          Percentage of available address space allocated:             56.0
      Total number of prefixes smaller than registry allocations:     56770
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  22382
          Total APNIC prefixes after maximum aggregation:             12642
      Prefixes being announced from the APNIC address blocks:         20800
          Unique aggregates announced from the APNIC address blocks:  12476
      APNIC Region origin ASes present in the Internet Routing Table:  1879
      APNIC Region origin ASes announcing only one prefix:              539
      APNIC Region transit ASes present in the Internet Routing Table:  310
      Average APNIC Region AS path length visible:                      5.0
          Max APNIC Region AS path length visible:                       16
      Number of APNIC addresses announced to Internet:            121830912
          Equivalent to 7 /8s, 66 /16s and 254 /24s
          Percentage of available APNIC address space announced:       65.6
      
      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:                   77606
          Total ARIN prefixes after maximum aggregation:              48745
      Prefixes being announced from the ARIN address blocks:          55327
          Unique aggregates announced from the ARIN address blocks:   17460
      ARIN Region origin ASes present in the Internet Routing Table:   8663
      ARIN Region origin ASes announcing only one prefix:              2976
      ARIN Region transit ASes present in the Internet Routing Table:   841
      Average ARIN Region AS path length visible:                       4.8
          Max ARIN Region AS path length visible:                        18
      Number of ARIN addresses announced to Internet:             197046304
          Equivalent to 11 /8s, 190 /16s and 176 /24s
          Percentage of available ARIN address space announced:        73.4
      
      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:                   22408
          Total RIPE prefixes after maximum aggregation:              16459
      Prefixes being announced from the RIPE address blocks:          18949
          Unique aggregates announced from the RIPE address blocks:   12796
      RIPE Region origin ASes present in the Internet Routing Table:   4842
      RIPE Region origin ASes announcing only one prefix:              2618
      RIPE Region transit ASes present in the Internet Routing Table:   858
      Average RIPE Region AS path length visible:                       5.6
          Max RIPE Region AS path length visible:                        27
      Number of RIPE addresses announced to Internet:             135868480
          Equivalent to 8 /8s, 25 /16s and 48 /24s
          Percentage of available RIPE address space announced:        73.6
      
      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:                  5444
          Total LACNIC prefixes after maximum aggregation:             2291
      Prefixes being announced from the LACNIC address blocks:         4885
          Unique aggregates announced from the LACNIC address blocks:  3136
      LACNIC Region origin ASes present in the Internet Routing Table:  347
      LACNIC Region origin ASes announcing only one prefix:              96
      LACNIC Region transit ASes present in the Internet Routing Table:  70
      Average LACNIC Region AS path length visible:                     5.4
          Max LACNIC Region AS path length visible:                      16
      Number of LACNIC addresses announced to Internet:            13202176
          Equivalent to 0 /8s, 201 /16s and 115 /24s
          Percentage of available LACNIC address space announced:      39.3
      
      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      973       1109         692   Telstra Pty Ltd
       4755      405        134          69   Videsh Sanchar Nigam Ltd. Aut
       2907      375       1896         350   SINET Japan
        703      336        371         265   UUNET
       4134      328       2223         107   Data Communications Bureau
      17557      306         22         136   Pakistan Telecom
       2764      287        322         256   connect.com.au pty ltd
       7474      268        290         209   Optus Communications Pty Ltd
      17676      261       3962          25   XTAGE CORPORATION
       9583      253         38          23   Satyam Infoway Ltd.,
       3786      237        773         203   DACOM Corporation
       4766      228       2461         171   Korea Internet Exchange for "
       9800      201        331          54   CHINA UNICOM
       9443      185         58          82   Primus Telecommunications
       9498      181         16          36   BHARTI BT INTERNET LTD.
       4538      173       1586          20   China Education and Research 
       9929      173        160          36   China Netcom Corp.
       9942      161         69         102   COMindico Australia
       9829      158        101          17   National Internet Backbone
      17642      155         40         116   RequestDSL BGP AS# for Sydney
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1477       8770        1032   UUNET Technologies, Inc. 
       7018     1389       7111         973   AT&T 
       3908      920       1573         489   Supernet, Inc. 
       1239      908       3039         653   Sprint 
      18566      678        160           8   Covad Communications 
       4323      636        553         183   Time Warner Communications, I
        189      627        448         349   Genuity 
       6197      613        396         269   BellSouth Network Solutions, 
       7843      526        438         148   Adelphia Corp. 
        852      516       1123         410   Telus Advanced Communications
       3356      514      10676         429   Level 3 Communications, LLC 
        209      509       2129         294   Qwest 
       6198      493        329         191   BellSouth Network Solutions, 
       7066      493        205         263   Virginia Polytechnic Institut
      20115      484        203         293   Charter Communications 
          1      457       1054         293   GENUITY 
        705      417        185         254   UUNET Technologies, Inc. 
        690      411         59         276   Merit Network 
       4355      394        340         111   EarthLink, Inc. 
      10753      390         80         195   XCOM Technologies, INC. 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      710       2119         589   UUNET - Commercial IP service
       3301      295       1168         282   TeliaNet Sweden
       3320      271       1989         231   Deutsche Telekom AG
       8220      247        431         236   COLT Internet - International
       1257      233        374         187   SWIPnet Swedish IP Network
        680      232       2054         229   DFN-IP service G-WiN
       3215      200        738         113   France Telecom Transpac
        719      193        307         123   LANLINK autonomous system
       5515      185        779         148   Sonera Solution Autonomous Sy
       5400      183        174         133   BT Ignite European Backbone
        786      179       1874         179   The JANET IP Service
       8708      155        110         152   Romania Data Systems S.A.
       3303      143        540         138   Swisscom Ltd
      12302      127         18          34   MobiFon S.A.
       3246      125        376         123   Song Networks
       3269      117        821          64   TELECOM ITALIA
       2856      112       1293         103   BTnet UK Regional network
       3352       98        824          34   Ibernet, Internet Access Netw
      25186       98        127          71   France Telecom Transpac's Tra
       2647       89       4129          45   SITA
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      336        103         106   ImpSat
       7303      240         40          58   Telecom Argentina Stet-France
       8151      233        351         122   UniNet S.A. de C.V. 
      11172      189         95          45   Servicios Alestra S.A de C.V 
      16814      151         10          17   NSS, S.A. 
       6503      132        205          93   AVANTEL, S.A. 
      10620      127          8          28   TVCABLE BOGOTA 
      11340      104          3          36   Red Universitaria Nacional 
       6147       89         70          19   Telefonica Del Peru 
      11992       89          8          37   Integrated Systems 
       8065       82          8          17   Empresas Publicas de Medellin
       6535       75          5          18   Chilesat Servicios  Empresari
      15311       75         14          38   Telefonica Empresas 
      11830       73         21          27   Instituto Costarricense de El
       1916       71        305          42   Fundacao de Amparo a Pesquisa
       7927       68          6          41   Global One Venezuela 
       4270       67         18           9   Red de Interconexion Universi
       7080       64          4           1   Electronica y Comunicaciones 
      13999       62         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       678         670      Covad Communications 
       4323       636         453      Time Warner Communications, I
       3908       920         431      Supernet, Inc. 
       7018      1389         416      AT&T 
       7843       526         378      Adelphia Corp. 
       6197       613         344      BellSouth Network Solutions, 
       4755       405         336      Videsh Sanchar Nigam Ltd. Aut
       6198       493         302      BellSouth Network Solutions, 
      27364       318         295      Armstrong Cable Services 
       4355       394         283      EarthLink, Inc. 
       1221       973         281      Telstra Pty Ltd
        189       627         278      Genuity 
      22909       295         276      Comcast Cable Corporation 
       6347       351         271      SAVVIS Communications Corpora
       1239       908         255      Sprint 
        376       358         243      Reseau Interordinateurs Scien
      25844       242         240      Skadden, Arps, Slate, Meagher
      17676       261         236      XTAGE CORPORATION
      22773       257         232      Cox Communications, Inc. Atla
       7066       493         230      Virginia Polytechnic Institut
      
      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
      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      /14:267     /15:473     /16:7433    /17:1748    /18:3113    
      /19:8420    /20:8758    /21:6426    /22:9417    /23:10919   /24:70057   
      /25:162     /26:203     /27:144     /28:28      /29:9       /30:49      
      /31:0       /32:22      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      672           678      Covad Communications 
       3908      581           920      Supernet, Inc. 
        189      542           627      Genuity 
       7018      497          1389      AT&T 
       6197      478           613      BellSouth Network Solutions, 
        701      440          1477      UUNET Technologies, Inc. 
        702      426           710      UUNET - Commercial IP service
       7066      389           493      Virginia Polytechnic Institut
       6198      379           493      BellSouth Network Solutions, 
      10753      376           390      XCOM Technologies, INC. 
        690      371           411      Merit Network 
      20115      329           484      Charter Communications 
       1239      317           908      Sprint 
      27364      312           318      Armstrong Cable Services 
       3356      253           514      Level 3 Communications, LLC 
      25844      242           242      Skadden, Arps, Slate, Meagher
       7843      223           526      Adelphia Corp. 
       4355      212           394      EarthLink, Inc. 
       3320      210           271      Deutsche Telekom AG
        209      204           509      Qwest 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:2        12:713      13:1        15:4        16:1        17:3      
        20:6        24:833      25:1        32:84       38:46       40:23     
        44:2        55:1        57:14       61:323      62:402      63:1872   
        64:1781     65:1978     66:2657     67:275      68:366      69:243    
        80:417      81:125      82:16      128:147     129:168     130:62     
       131:84      132:15      134:168     135:7       136:188     137:115    
       138:126     139:47      140:162     141:134     142:101     143:43     
       144:88      145:13      146:275     147:63      148:300     149:79     
       150:121     151:69      152:218     153:57      154:5       155:126    
       156:58      157:51      158:135     159:134     160:46      161:68     
       162:361     163:77      164:318     165:145     166:97      167:313    
       168:179     169:95      170:328     171:9       192:5395    193:2475   
       194:1974    195:1135    196:464     198:3615    199:2762    200:3005   
       202:3919    203:5249    204:2993    205:2046    206:2322    207:2490   
       208:2563    209:2735    210:910     211:357     212:952     213:916    
       214:16      215:22      216:3229    217:717     218:104     219:35     
       220:62      221:11     
      
      End of report