[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, 20 Jun 2003 20:05:38 +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   20:00 +10GMT Fri 20 Jun, 2003
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            125820
          Prefixes after maximum aggregation:                         79010
          Unique aggregates announced to Internet:                    59502
      Total ASes present in the Internet Routing Table:               15384
      Origin-only ASes present in the Internet Routing Table:         13338
      Origin ASes announcing only one prefix:                          6045
      Transit ASes present in the Internet Routing Table:              2046
      Transit-only ASes present in the Internet Routing Table:           73
      Average AS path length visible in the Internet Routing Table:     4.9
          Max AS path length visible:                                   255
      Illegal AS announcements present in the Routing Table:              1
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from unallocated address space:           17
      Number of addresses announced to Internet:                 1252521120
          Equivalent to 74 /8s, 167 /16s and 244 /24s
          Percentage of available address space announced:             33.8
          Percentage of allocated address space announced:             60.4
          Percentage of available address space allocated:             55.9
      Total number of prefixes smaller than registry allocations:     55442
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  21467
          Total APNIC prefixes after maximum aggregation:             12556
      Prefixes being announced from the APNIC address blocks:         19908
          Unique aggregates announced from the APNIC address blocks:  12225
      APNIC Region origin ASes present in the Internet Routing Table:  1823
      APNIC Region origin ASes announcing only one prefix:              526
      APNIC Region transit ASes present in the Internet Routing Table:  297
      Average APNIC Region AS path length visible:                      4.9
          Max APNIC Region AS path length visible:                       17
      Number of APNIC addresses announced to Internet:            115912352
          Equivalent to 6 /8s, 232 /16s and 174 /24s
          Percentage of available APNIC address space announced:       62.5
      
      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:                   77230
          Total ARIN prefixes after maximum aggregation:              48181
      Prefixes being announced from the ARIN address blocks:          55477
          Unique aggregates announced from the ARIN address blocks:   16498
      ARIN Region origin ASes present in the Internet Routing Table:   8492
      ARIN Region origin ASes announcing only one prefix:              2901
      ARIN Region transit ASes present in the Internet Routing Table:   818
      Average ARIN Region AS path length visible:                       4.7
          Max ARIN Region AS path length visible:                        17
      Number of ARIN addresses announced to Internet:             193233408
          Equivalent to 11 /8s, 132 /16s and 130 /24s
          Percentage of available ARIN address space announced:        72.0
      
      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, 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:                   21714
          Total RIPE prefixes after maximum aggregation:              16015
      Prefixes being announced from the RIPE address blocks:          18214
          Unique aggregates announced from the RIPE address blocks:   12225
      RIPE Region origin ASes present in the Internet Routing Table:   4659
      RIPE Region origin ASes announcing only one prefix:              2531
      RIPE Region transit ASes present in the Internet Routing Table:   831
      Average RIPE Region AS path length visible:                       5.5
          Max RIPE Region AS path length visible:                        20
      Number of RIPE addresses announced to Internet:             132361024
          Equivalent to 7 /8s, 227 /16s and 171 /24s
          Percentage of available RIPE address space announced:        71.7
      
      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:                  5408
          Total LACNIC prefixes after maximum aggregation:             2258
      Prefixes being announced from the LACNIC address blocks:         4804
          Unique aggregates announced from the LACNIC address blocks:  3014
      LACNIC Region origin ASes present in the Internet Routing Table:  336
      LACNIC Region origin ASes announcing only one prefix:              87
      LACNIC Region transit ASes present in the Internet Routing Table:  68
      Average LACNIC Region AS path length visible:                     5.4
          Max LACNIC Region AS path length visible:                      24
      Number of LACNIC addresses announced to Internet:            12777216
          Equivalent to 0 /8s, 194 /16s and 247 /24s
          Percentage of available LACNIC address space announced:      38.1
      
      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     1058       1070         752   Telstra Pty Ltd
       4755      400        133          67   Videsh Sanchar Nigam Ltd. Aut
       2907      374       1895         350   SINET Japan
      17557      346         24         151   Pakistan Telecom
        703      335        371         268   UUNET
       2764      307        325         274   connect.com.au pty ltd
       7474      271        306         204   Optus Communications Pty Ltd
      17676      250       3862          19   XTAGE CORPORATION
       3786      244        773         211   DACOM Corporation
       9583      230         37          21   Satyam Infoway Ltd.,
       4134      222       1915         112   Data Communications Bureau
       4766      212       2475         159   Korea Internet Exchange for "
       9800      186        302          61   CHINA UNICOM
       9443      182         58          82   Primus Telecommunications
       9498      166         11          28   BHARTI BT INTERNET LTD.
       4739      139         58         127   Commerical Internet eXchange 
       9929      139        169          34   China Netcom Corp.
       4716      128        745         122   TTnet
       9238      127          8          21   TATA ISP
       7539      126        154         100   TANet2, sponsored by NSC, TAI
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1543       8833        1088   UUNET Technologies, Inc. 
       7018     1337       7180         922   AT&T 
       1239      952       3020         670   Sprint 
       7132      923       6573         229   Southwestern Bell Internet Se
       3908      906       1548         477   Supernet, Inc. 
        189      683        340         296   Genuity 
      11305      647        170          72   Interland Incorporated 
       7843      614        360         173   Adelphia Corp. 
          1      610       2602         412   GENUITY 
       4323      601        525         175   Time Warner Communications, I
      18566      601        160           8   Covad Communications 
        852      527       1124         416   Telus Advanced Communications
       6197      518        350         212   BellSouth Network Solutions, 
        705      510        273         333   UUNET Technologies, Inc. 
        209      501       2108         303   Qwest 
       7066      488        204         261   Virginia Polytechnic Institut
       6198      473        231         182   BellSouth Network Solutions, 
      20115      463        194         284   Charter Communications 
        690      450         65         293   Merit Network 
       2386      407        542         235   AT&T Data Communications Serv
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      746       2172         633   UUNET - Commercial IP service
       3301      303       1171         290   TeliaNet Sweden
       3320      266       2004         228   Deutsche Telekom AG
        719      264        307         125   LANLINK autonomous system
       3215      261        834         150   France Telecom Transpac
        680      232       2053         229   DFN-IP service G-WiN
       8220      225        384         213   COLT Internet - International
       1257      223        311         185   SWIPnet Swedish IP Network
       5400      204        143         123   BT Ignite European Backbone
        786      179       1874         179   The JANET IP Service
       5515      179        795         150   Sonera Solution Autonomous Sy
       8708      153         44         150   Romania Data Systems S.A.
       3303      140        549         137   Swisscom Ltd
      12302      127         18          34   MobiFon S.A.
       2856      124       1315         114   BTnet UK Regional network
       3246      120        384         116   Song Networks
       3269      118        823          65   TELECOM ITALIA
       3352      109        780          32   Ibernet, Internet Access Netw
       5511      101        178          81   France Telecom
       2647       97       4129          39   SITA
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      297         98         107   ImpSat
       7303      237         37          58   Telecom Argentina Stet-France
       8151      215        350         117   UniNet S.A. de C.V. 
      11172      170         66          40   Servicios Alestra S.A de C.V 
      16814      135          9          17   NSS, S.A. 
       6503      130        189          93   AVANTEL, S.A. 
      10620      115          7          32   TVCABLE BOGOTA 
      11340      105          3          33   Red Universitaria Nacional 
       6147       99         70          21   Telefonica Del Peru 
      11992       89          8          38   Integrated Systems 
      13999       86         36           8   Mega Cable S.A. de C.V. 
       8065       80          9          16   Empresas Publicas de Medellin
       6535       75          5          18   Chilesat Servicios  Empresari
       1916       73        306          43   Fundacao de Amparo a Pesquisa
      15311       72         12          36   Telefonica Empresas 
      11311       69          7          13   Sinectis S.A. 
       4270       68         18           9   Red de Interconexion Universi
      11830       67          5          27   Instituto Costarricense de El
       7080       64          4           1   Electronica y Comunicaciones 
       7927       64          5          39   Global One Venezuela 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       7132       923         694      Southwestern Bell Internet Se
      18566       601         593      Covad Communications 
      11305       647         575      Interland Incorporated 
       7843       614         441      Adelphia Corp. 
       3908       906         429      Supernet, Inc. 
       4323       601         426      Time Warner Communications, I
       7018      1337         415      AT&T 
        189       683         387      Genuity 
       4755       400         333      Videsh Sanchar Nigam Ltd. Aut
       1221      1058         306      Telstra Pty Ltd
       6197       518         306      BellSouth Network Solutions, 
      27364       319         301      Armstrong Cable Services 
       4355       397         294      EarthLink, Inc. 
       6198       473         291      BellSouth Network Solutions, 
       6347       368         288      SAVVIS Communications Corpora
       1239       952         282      Sprint 
        376       383         267      Reseau Interordinateurs Scien
      22909       277         265      Comcast Cable Corporation 
      17676       250         231      XTAGE CORPORATION
       7066       488         227      Virginia Polytechnic Institut
      
      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
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      39.0.0.0/8            4554     Exchange Point Blocks 
      132.0.0.0/10           568     DISO-UNRRA 
      137.0.0.0/13           568     DISO-UNRRA 
      158.0.0.0/13           568     DISO-UNRRA 
      172.208.0.0/14        1668     GNN Hosting Service 
      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 
      192.158.254.0/24       705     UUNET Technologies, Inc. 
      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        /8:20       /9:5       /10:8       /11:13      /12:53      
      /13:99      /14:257     /15:470     /16:7428    /17:1699    /18:3003    
      /19:8483    /20:8532    /21:6169    /22:9086    /23:10664   /24:69249   
      /25:157     /26:252     /27:57      /28:42      /29:26      /30:21      
      /31:0       /32:27      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
        189      606           683      Genuity 
      18566      595           601      Covad Communications 
      11305      573           647      Interland Incorporated 
       3908      570           906      Supernet, Inc. 
       7018      469          1337      AT&T 
        702      456           746      UUNET - Commercial IP service
        701      432          1543      UUNET Technologies, Inc. 
        690      408           450      Merit Network 
       6197      390           518      BellSouth Network Solutions, 
       7066      384           488      Virginia Polytechnic Institut
       7843      373           614      Adelphia Corp. 
       6198      370           473      BellSouth Network Solutions, 
       1239      358           952      Sprint 
      20115      323           463      Charter Communications 
      27364      313           319      Armstrong Cable Services 
      19262      227           268      Verizon Global Networks 
          1      223           610      GENUITY 
       4355      217           397      EarthLink, Inc. 
       3320      207           266      Deutsche Telekom AG
        705      203           510      UUNET Technologies, Inc. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:2        12:707      13:1        15:4        16:1        17:3      
        20:7        24:856      25:1        32:95       38:40       40:21     
        44:2        57:17       61:254      62:362      63:1869     64:1941   
        65:1971     66:2585     67:177      68:371      69:178      80:366    
        81:123     128:135     129:172     130:47      131:79      132:26     
       134:174     135:4       136:116     137:107     138:108     139:64     
       140:168     141:122     142:94      143:42      144:105     145:14     
       146:272     147:97      148:291     149:60      150:69      151:69     
       152:231     153:61      154:7       155:116     156:53      157:45     
       158:123     159:139     160:43      161:75      162:130     163:77     
       164:312     165:142     166:95      167:320     168:171     169:73     
       170:315     171:8       192:5321    193:2450    194:1953    195:1061   
       196:479     198:3586    199:2718    200:2964    202:3805    203:5211   
       204:3003    205:2048    206:2338    207:2434    208:2600    209:2893   
       210:835     211:353     212:971     213:822     214:19      215:23     
       216:3566    217:639     218:89      219:45      220:95      221:3      
      
      
      End of report