[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, 14 Mar 2003 20:03:37 +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 14 Mar, 2003
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            122691
          Prefixes after maximum aggregation:                         77882
          Unique aggregates announced to Internet:                    59156
      Total ASes present in the Internet Routing Table:               14794
      Origin-only ASes present in the Internet Routing Table:         12844
      Origin ASes announcing only one prefix:                          5802
      Transit ASes present in the Internet Routing Table:              1950
      Transit-only ASes present in the Internet Routing Table:           63
      Average AS path length visible in the Internet Routing Table:     5.4
          Max AS path length visible:                                    17
      Illegal AS announcements present in the Routing Table:             11
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from the IANA Reserved Address blocks:    19
      Number of addresses announced to Internet:                 1200324997
          Equivalent to 71 /8s, 139 /16s and 129 /24s
          Percentage of available address space announced:             32.4
          Percentage of allocated address space announced:             58.4
          Percentage of available address space allocated:             55.5
      Total number of prefixes smaller than registry allocations:     57483
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  20728
          Total APNIC prefixes after maximum aggregation:             12168
      Prefixes being announced from the APNIC address blocks:         19176
          Unique aggregates announced from the APNIC address blocks:  11712
      APNIC Region origin ASes present in the Internet Routing Table:  1752
      APNIC Region origin ASes announcing only one prefix:              520
      APNIC Region transit ASes present in the Internet Routing Table:  291
      Average APNIC Region AS path length visible:                      5.4
          Max APNIC Region AS path length visible:                       16
      Number of APNIC addresses announced to Internet:            107177632
          Equivalent to 6 /8s, 99 /16s and 102 /24s
          Percentage of available APNIC address space announced:       56.8
      
      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:                   75400
          Total ARIN prefixes after maximum aggregation:              47895
      Prefixes being announced from the ARIN address blocks:          53746
          Unique aggregates announced from the ARIN address blocks:   16847
      ARIN Region origin ASes present in the Internet Routing Table:   8215
      ARIN Region origin ASes announcing only one prefix:              2774
      ARIN Region transit ASes present in the Internet Routing Table:   783
      Average ARIN Region AS path length visible:                       5.3
          Max ARIN Region AS path length visible:                        17
      Number of ARIN addresses announced to Internet:             187492544
          Equivalent to 11 /8s, 44 /16s and 232 /24s
          Percentage of available ARIN address space announced:        69.8
      
      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:                   21250
          Total RIPE prefixes after maximum aggregation:              15599
      Prefixes being announced from the RIPE address blocks:          17757
          Unique aggregates announced from the RIPE address blocks:   11851
      RIPE Region origin ASes present in the Internet Routing Table:   4436
      RIPE Region origin ASes announcing only one prefix:              2422
      RIPE Region transit ASes present in the Internet Routing Table:   800
      Average RIPE Region AS path length visible:                       5.9
          Max RIPE Region AS path length visible:                        17
      Number of RIPE addresses announced to Internet:             127895552
          Equivalent to 7 /8s, 159 /16s and 136 /24s
          Percentage of available RIPE address space announced:        76.2
      
      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:                  5303
          Total LACNIC prefixes after maximum aggregation:             2220
      Prefixes being announced from the LACNIC address blocks:         4681
          Unique aggregates announced from the LACNIC address blocks:  3037
      LACNIC Region origin ASes present in the Internet Routing Table:  330
      LACNIC Region origin ASes announcing only one prefix:              86
      LACNIC Region transit ASes present in the Internet Routing Table:  66
      Average LACNIC Region AS path length visible:                     5.9
          Max LACNIC Region AS path length visible:                      15
      Number of LACNIC addresses announced to Internet:            12343552
          Equivalent to 0 /8s, 188 /16s and 89 /24s
          Percentage of available LACNIC address space announced:      73.6
      
      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     1097       1106         801   Telstra Pty Ltd
        703      404        370         313   UUNET
       2907      387       1959         366   SINET Japan
      17557      367         26         141   Pakistan Telecom
       2764      324        340         291   connect.com.au pty ltd
       4134      309       2662          98   Data Communications Bureau
       7474      306        275         207   Optus Communications Pty Ltd
       4814      264         79          15   China Telecom (Group)
       3786      249        772         211   DACOM Corporation
      17676      232       3574          24   XTAGE CORPORATION
       4755      230        133          74   Videsh Sanchar Nigam Ltd. Aut
       9583      217         33          13   Satyam Infoway Ltd.,
       4766      206       2074         155   Korea Internet Exchange for "
       9443      179         57          77   Primus Telecommunications
       9800      166        205          41   CHINA UNICOM
       4765      152         10          14   World Net & Services Co., Ltd
       9238      138          8          17   TATA ISP
       4716      128        733         122   TTnet
       4739      128         57         116   Commerical Internet eXchange 
       7539      127        164         120   TANet2, sponsored by NSC, TAI
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1571       8855        1128   UUNET Technologies, Inc. 
       7018     1374       7149         954   AT&T 
       3908     1263       1590         490   Supernet, Inc. 
       1239      980       3153         694   Sprint 
          1      663       8088         432   GENUITY 
       7843      603        413         190   Adelphia Corp. 
       4323      556        490         172   Time Warner Communications, I
        852      553       1107         435   Telus Advanced Communications
       4151      534        691          59   USDA 
        209      532       2091         340   Qwest 
      18566      518        119          10   Covad Communications 
        690      503         73         313   Merit Network 
       6197      493        559         115   BellSouth Network Solutions, 
       3561      492       2303         338   Cable & Wireless USA 
       7066      490        204         254   Virginia Polytechnic Institut
       2386      480        479         242   AT&T Data Communications Serv
        705      449        165         195   UUNET Technologies, Inc. 
       6198      449        196         196   BellSouth Network Solutions, 
       3549      405        695         309   Global Crossing 
      20115      393        166         262   Charter Communications 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      786       2234         650   UUNET - Commercial IP service
       3301      314       1143         304   TeliaNet Sweden
       3215      307        818         172   France Telecom Transpac
       3320      266       1996         229   Deutsche Telekom AG
        680      232       2054         229   DFN-IP service G-WiN
       1257      219        370         196   SWIPnet Swedish IP Network
       5400      219         78         102   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      147         17           3   This AS will be used to conne
       3303      145        517         144   Swisscom Ltd
       8220      128        182         119   COLT Internet - International
      12302      123         18          30   MobiFon S.A.
       2856      118       1298         108   BTnet UK Regional network
       3269      110        750          60   TELECOM ITALIA
       3233      108         11          12   RNC - Romanian Natioanal R&D 
       3246      105        360         102   Song Networks
       3352      101        670          31   Ibernet, Internet Access Netw
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      292         98         105   ImpSat
       7303      242         36          56   Telecom Argentina Stet-France
       8151      215        341         117   UniNet S.A. de C.V. 
      11172      161         66          33   Servicios Alestra S.A de C.V 
       6503      158        191         110   AVANTEL, S.A. 
      16814      139          9          18   NSS, S.A. 
      13999      127         36           8   Mega Cable S.A. de C.V. 
      11340      110          3          38   Red Universitaria Nacional 
      10620      107          7          31   TVCABLE BOGOTA 
       6147       76         62          20   Telefonica Del Peru 
       1916       75        306          45   Fundacao de Amparo a Pesquisa
      11992       74          8          35   Integrated Systems 
       8065       73          6          18   Empresas Publicas de Medellin
       6535       72          5          23   Chilesat Servicios  Empresari
      15311       71         27          36   Telefonica Empresas 
       4270       69         18          10   Red de Interconexion Universi
       7984       66         11          42   Global One Colombia 
       7080       64          4           1   Electronica y Comunicaciones 
       7927       64          5          39   Global One Venezuela 
      11830       61          5          20   Instituto Costarricense de El
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       3908      1263         773      Supernet, Inc. 
      18566       518         508      Covad Communications 
       4151       534         475      USDA 
       7018      1374         420      AT&T 
       7843       603         413      Adelphia Corp. 
       4323       556         384      Time Warner Communications, I
       6197       493         378      BellSouth Network Solutions, 
      11492       321         317      Cable One 
       1221      1097         296      Telstra Pty Ltd
       6347       371         291      SAVVIS Communications Corpora
       1239       980         286      Sprint 
      22927       295         281      TELEFONICA DE ARGENTINA 
       4355       391         279      EarthLink, Inc. 
        705       449         254      UUNET Technologies, Inc. 
       6198       449         253      BellSouth Network Solutions, 
       4814       264         249      China Telecom (Group)
      27364       258         240      Armstrong Cable Services 
       2386       480         238      AT&T Data Communications Serv
       7066       490         236      Virginia Polytechnic Institut
          1       663         231      GENUITY 
      
      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
      
      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 
      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        /8:17       /9:3       /10:8       /11:13      /12:46      
      /13:89      /14:238     /15:448     /16:7343    /17:1609    /18:2908    
      /19:8230    /20:8163    /21:5852    /22:8860    /23:10607   /24:67496   
      /25:167     /26:193     /27:109     /28:87      /29:63      /30:78      
      /31:4       /32:60      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       3908      832          1263      Supernet, Inc. 
      18566      513           518      Covad Communications 
        702      490           786      UUNET - Commercial IP service
       7018      478          1374      AT&T 
        690      452           503      Merit Network 
        701      451          1571      UUNET Technologies, Inc. 
       7066      389           490      Virginia Polytechnic Institut
       1239      369           980      Sprint 
       6197      362           493      BellSouth Network Solutions, 
       7843      361           603      Adelphia Corp. 
       6198      359           449      BellSouth Network Solutions, 
      11492      320           321      Cable One 
      22927      294           295      TELEFONICA DE ARGENTINA 
       2386      280           480      AT&T Data Communications Serv
       6140      279           292      ImpSat
      20115      269           393      Charter Communications 
      27364      250           258      Armstrong Cable Services 
       7303      241           242      Telecom Argentina Stet-France
       3215      232           307      France Telecom Transpac
        209      220           532      Qwest 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
        12:659      13:1        15:4        17:2        20:10       24:911    
        25:1        32:90       34:1        38:60       40:18       44:2      
        55:1        57:15       61:452      62:497      63:1927     64:1440   
        65:1918     66:1551     67:218      68:294      69:56       80:330    
        81:98      128:98      129:224     130:42      131:83      132:11     
       133:11      134:146     135:4       136:114     137:116     138:106    
       139:65      140:145     141:124     142:94      143:47      144:93     
       145:18      146:264     147:86      148:272     149:73      150:43     
       151:113     152:253     153:51      154:2       155:108     156:43     
       157:45      158:123     159:139     160:35      161:60      162:126    
       163:86      164:304     165:136     166:74      167:319     168:394    
       169:55      170:308     171:9       192:5301    193:2393    194:2004   
       195:983     196:475     198:3606    199:3223    200:2896    202:3670   
       203:5100    204:3075    205:2020    206:2405    207:2419    208:2677   
       209:2797    210:739     211:327     212:974     213:768     214:21     
       215:21      216:3235    217:605     218:83      219:9       220:52     
      
      
      End of report