[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: Fri, 21 Mar 2003 20:03:36 +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 21 Mar, 2003
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            123374
          Prefixes after maximum aggregation:                         78112
          Unique aggregates announced to Internet:                    59112
      Total ASes present in the Internet Routing Table:               14843
      Origin-only ASes present in the Internet Routing Table:         12879
      Origin ASes announcing only one prefix:                          5830
      Transit ASes present in the Internet Routing Table:              1964
      Transit-only ASes present in the Internet Routing Table:           66
      Average AS path length visible in the Internet Routing Table:     5.4
          Max AS path length visible:                                    20
      Illegal AS announcements present in the Routing Table:             12
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:    20
      Number of addresses announced to Internet:                 1218233637
          Equivalent to 72 /8s, 156 /16s and 197 /24s
          Percentage of available address space announced:             32.9
          Percentage of allocated address space announced:             59.2
          Percentage of available address space allocated:             55.5
      Total number of prefixes smaller than registry allocations:     57969
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  20750
          Total APNIC prefixes after maximum aggregation:             12171
      Prefixes being announced from the APNIC address blocks:         19238
          Unique aggregates announced from the APNIC address blocks:  11778
      APNIC Region origin ASes present in the Internet Routing Table:  1747
      APNIC Region origin ASes announcing only one prefix:              512
      APNIC Region transit ASes present in the Internet Routing Table:  293
      Average APNIC Region AS path length visible:                      5.4
          Max APNIC Region AS path length visible:                       16
      Number of APNIC addresses announced to Internet:            107707840
          Equivalent to 6 /8s, 107 /16s and 125 /24s
          Percentage of available APNIC address space announced:       57.1
      
      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 220/6
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                   75703
          Total ARIN prefixes after maximum aggregation:              48106
      Prefixes being announced from the ARIN address blocks:          53851
          Unique aggregates announced from the ARIN address blocks:   16843
      ARIN Region origin ASes present in the Internet Routing Table:   8244
      ARIN Region origin ASes announcing only one prefix:              2799
      ARIN Region transit ASes present in the Internet Routing Table:   791
      Average ARIN Region AS path length visible:                       5.3
          Max ARIN Region AS path length visible:                        17
      Number of ARIN addresses announced to Internet:             187886400
          Equivalent to 11 /8s, 50 /16s and 235 /24s
          Percentage of available ARIN address space announced:        70.0
      
      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
      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:                   21678
          Total RIPE prefixes after maximum aggregation:              15636
      Prefixes being announced from the RIPE address blocks:          18209
          Unique aggregates announced from the RIPE address blocks:   11881
      RIPE Region origin ASes present in the Internet Routing Table:   4459
      RIPE Region origin ASes announcing only one prefix:              2433
      RIPE Region transit ASes present in the Internet Routing Table:   802
      Average RIPE Region AS path length visible:                       5.9
          Max RIPE Region AS path length visible:                        20
      Number of RIPE addresses announced to Internet:             128177920
          Equivalent to 7 /8s, 163 /16s and 215 /24s
          Percentage of available RIPE address space announced:        76.4
      
      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:                  5232
          Total LACNIC prefixes after maximum aggregation:             2199
      Prefixes being announced from the LACNIC address blocks:         4624
          Unique aggregates announced from the LACNIC address blocks:  2919
      LACNIC Region origin ASes present in the Internet Routing Table:  329
      LACNIC Region origin ASes announcing only one prefix:              86
      LACNIC Region transit ASes present in the Internet Routing Table:  69
      Average LACNIC Region AS path length visible:                     5.8
          Max LACNIC Region AS path length visible:                      15
      Number of LACNIC addresses announced to Internet:            12382976
          Equivalent to 0 /8s, 188 /16s and 243 /24s
          Percentage of available LACNIC address space announced:      73.8
      
      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     1101       1106         805   Telstra Pty Ltd
        703      406        370         314   UUNET
       2907      391       1976         368   SINET Japan
      17557      376         27         139   Pakistan Telecom
       2764      323        340         290   connect.com.au pty ltd
       4134      310       2668         102   Data Communications Bureau
       7474      306        276         208   Optus Communications Pty Ltd
       4814      264         79          15   China Telecom (Group)
       3786      250        772         212   DACOM Corporation
      17676      235       3614          26   XTAGE CORPORATION
       4755      231        135          75   Videsh Sanchar Nigam Ltd. Aut
       9583      215         33          14   Satyam Infoway Ltd.,
       4766      206       2074         155   Korea Internet Exchange for "
       9443      178         57          77   Primus Telecommunications
       9800      167        205          42   CHINA UNICOM
       4765      152         10          14   World Net & Services Co., Ltd
       9238      134          8          17   TATA ISP
       4716      128        717         122   TTnet
       4739      127         57         116   Commerical Internet eXchange 
       9768      125        384          64   Korea Telecom
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1578       8828        1129   UUNET Technologies, Inc. 
       7018     1357       7143         941   AT&T 
       3908     1247       1588         479   Supernet, Inc. 
       1239      987       3153         701   Sprint 
          1      710       8071         427   GENUITY 
       7843      617        400         188   Adelphia Corp. 
       3561      590       2351         343   Cable & Wireless USA 
       4323      556        490         172   Time Warner Communications, I
        852      553       1107         435   Telus Advanced Communications
       4151      544        691          60   USDA 
      18566      539        121          12   Covad Communications 
        209      535       2091         340   Qwest 
        690      504         74         314   Merit Network 
       2386      496        481         244   AT&T Data Communications Serv
       7066      490        204         254   Virginia Polytechnic Institut
       6197      475        338         196   BellSouth Network Solutions, 
        705      457        186         203   UUNET Technologies, Inc. 
       6198      446        208         179   BellSouth Network Solutions, 
      20115      408        168         265   Charter Communications 
       3549      407        695         310   Global Crossing 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      783       2236         648   UUNET - Commercial IP service
       8372      409         67          30   COLT Internet UK Access Netwo
       3301      313       1175         303   TeliaNet Sweden
       3215      310        835         174   France Telecom Transpac
       3320      267       1996         230   Deutsche Telekom AG
        680      232       2054         229   DFN-IP service G-WiN
       1257      217        344         191   SWIPnet Swedish IP Network
       5400      217         77         103   BT Ignite European Backbone
        719      202        307         125   LANLINK autonomous system
       5515      186        779         160   Sonera Solution Autonomous Sy
        786      179       1874         179   The JANET IP Service
       8708      153         42         150   Romania Data Systems S.A.
      20858      151         17           3   This AS will be used to conne
       3303      145        517         144   Swisscom Ltd
       8220      133        211         124   COLT Internet - International
      12302      123         18          30   MobiFon S.A.
       2856      118       1298         108   BTnet UK Regional network
       3269      112        753          62   TELECOM ITALIA
       3233      106         10          19   RNC - Romanian Natioanal R&D 
       3246      105        360         102   Song Networks
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      291         98         106   ImpSat
       7303      242         36          56   Telecom Argentina Stet-France
       8151      217        349         116   UniNet S.A. de C.V. 
      11172      165         66          33   Servicios Alestra S.A de C.V 
       6503      145        190         104   AVANTEL, S.A. 
      16814      139          9          18   NSS, S.A. 
      11340      110          3          38   Red Universitaria Nacional 
      10620      107          7          31   TVCABLE BOGOTA 
       1916       75        306          45   Fundacao de Amparo a Pesquisa
      11992       75          8          35   Integrated Systems 
       8065       73          6          18   Empresas Publicas de Medellin
       6147       72         62          19   Telefonica Del Peru 
       6535       71          4          22   Chilesat Servicios  Empresari
      15311       71         27          36   Telefonica Empresas 
       4270       69         18          10   Red de Interconexion Universi
       7080       64          4           1   Electronica y Comunicaciones 
       7927       64          5          39   Global One Venezuela 
      13999       64         36           8   Mega Cable S.A. de C.V. 
       7984       61         11          40   Global One Colombia 
       7738       59        170          11   Telecomunicacoes da Bahia S.A
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       3908      1247         768      Supernet, Inc. 
      18566       539         527      Covad Communications 
       4151       544         484      USDA 
       7843       617         429      Adelphia Corp. 
       7018      1357         416      AT&T 
       4323       556         384      Time Warner Communications, I
       8372       409         379      COLT Internet UK Access Netwo
       1221      1101         296      Telstra Pty Ltd
       6347       371         291      SAVVIS Communications Corpora
       1239       987         286      Sprint 
          1       710         283      GENUITY 
      22927       295         281      TELEFONICA DE ARGENTINA 
       6197       475         279      BellSouth Network Solutions, 
       4355       387         273      EarthLink, Inc. 
       6198       446         267      BellSouth Network Solutions, 
      27364       278         260      Armstrong Cable Services 
        705       457         254      UUNET Technologies, Inc. 
       2386       496         252      AT&T Data Communications Serv
       4814       264         249      China Telecom (Group)
       3561       590         247      Cable & Wireless USA 
      
      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
      64521   PRIVATE       198.189.23.0/24       2151       California State Uni
      64521   PRIVATE       198.189.24.0/24       2151       California State Uni
      64524   PRIVATE       198.189.134.0/24      2151       California State Uni
      64524   PRIVATE       198.189.135.0/24      2151       California State Uni
      64524   PRIVATE       198.189.136.0/24      2151       California State Uni
      64524   PRIVATE       198.189.137.0/24      2151       California State Uni
      64524   PRIVATE       198.189.138.0/24      2151       California State Uni
      64521   PRIVATE       198.189.158.0/24      2151       California State Uni
      64521   PRIVATE       198.189.235.0/24      2151       California State Uni
      64521   PRIVATE       198.189.236.0/24      2151       California State Uni
      65501   PRIVATE       200.73.26.0/24       18747       IFX Communication Ve
      
      Advertised Unregistered Addresses
      ---------------------------------
      
      Network            Origin AS  Description
      39.0.0.0/8            4554     Exchange Point Blocks 
      132.0.0.0/10           568     DISO-UNRRA 
      135.0.0.0/13         10455     Lucent Technologies 
      137.0.0.0/13           568     DISO-UNRRA 
      158.0.0.0/13           568     DISO-UNRRA 
      160.225.160.0/19      5676     Pacific Bell Internet Service
      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
      192.136.135.0/24      1239     Sprint 
      192.153.136.0/21       568     DISO-UNRRA 
      192.156.164.0/24     19548     Adelphia Business Solutions 
      192.158.249.0/24     27319     INTERNET SOFTWARE CONSORTIUM,
      192.172.0.0/19         568     DISO-UNRRA 
      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        /8:18       /9:3       /10:8       /11:13      /12:46      
      /13:89      /14:241     /15:450     /16:7352    /17:1631    /18:2918    
      /19:8235    /20:8220    /21:5845    /22:8845    /23:10594   /24:67757   
      /25:274     /26:347     /27:126     /28:118     /29:78      /30:94      
      /31:4       /32:68      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       3908      815          1247      Supernet, Inc. 
      18566      534           539      Covad Communications 
        702      486           783      UUNET - Commercial IP service
       7018      468          1357      AT&T 
        701      459          1578      UUNET Technologies, Inc. 
        690      453           504      Merit Network 
       8372      396           409      COLT Internet UK Access Netwo
       7066      389           490      Virginia Polytechnic Institut
       1239      374           987      Sprint 
       7843      372           617      Adelphia Corp. 
       6198      355           446      BellSouth Network Solutions, 
       6197      354           475      BellSouth Network Solutions, 
       2386      296           496      AT&T Data Communications Serv
      22927      294           295      TELEFONICA DE ARGENTINA 
      20115      283           408      Charter Communications 
       6140      278           291      ImpSat
      27364      272           278      Armstrong Cable Services 
       7303      241           242      Telecom Argentina Stet-France
       3215      234           310      France Telecom Transpac
        209      226           535      Qwest 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
        12:665      13:1        15:4        17:2        20:10       24:789    
        25:1        32:92       34:1        38:61       40:18       44:2      
        55:1        57:15       61:453      62:508      63:1923     64:1468   
        65:1917     66:1580     67:220      68:321      69:64       80:337    
        81:99      128:150     129:225     130:45      131:83      132:11     
       133:11      134:144     135:4       136:113     137:115     138:107    
       139:67      140:146     141:97      142:94      143:46      144:100    
       145:18      146:265     147:89      148:270     149:75      150:42     
       151:87      152:250     153:51      154:2       155:108     156:46     
       157:45      158:123     159:139     160:33      161:60      162:124    
       163:89      164:311     165:143     166:74      167:320     168:408    
       169:55      170:310     171:6       192:5297    193:2397    194:1996   
       195:982     196:479     198:3636    199:3241    200:2873    202:3670   
       203:5148    204:3070    205:2028    206:2410    207:2430    208:2675   
       209:2803    210:736     211:326     212:1027    213:855     214:21     
       215:22      216:3239    217:598     218:82      219:9       220:54     
      
      
      End of report