[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, 25 Oct 2003 04:07:29 +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 25 Oct, 2003
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              129505
          Prefixes after maximum aggregation:                           80892
          Unique aggregates announced to Internet:                      62548
      Total ASes present in the Internet Routing Table:                 16060
      Origin-only ASes present in the Internet Routing Table:           13934
      Origin ASes announcing only one prefix:                            6354
      Transit ASes present in the Internet Routing Table:                2126
      Transit-only ASes present in the Internet Routing Table:             72
      Average AS path length visible in the Internet Routing Table:       4.8
          Max AS path length visible:                                      23
      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:                   1248639428
          Equivalent to 74 /8s, 108 /16s and 185 /24s
          Percentage of available address space announced:               33.7
          Percentage of allocated address space announced:               60.2
          Percentage of available address space allocated:               56.0
      Total number of prefixes smaller than registry allocations:       57386
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    22999
          Total APNIC prefixes after maximum aggregation:               12898
      Prefixes being announced from the APNIC address blocks:           21421
          Unique aggregates announced from the APNIC address blocks:    12441
      APNIC Region origin ASes present in the Internet Routing Table:    1925
      APNIC Region origin ASes announcing only one prefix:                559
      APNIC Region transit ASes present in the Internet Routing Table:    306
      Average APNIC Region AS path length visible:                        4.9
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              123960576
          Equivalent to 7 /8s, 99 /16s and 125 /24s
          Percentage of available APNIC address space announced:         66.8
      
      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:                     77115
          Total ARIN prefixes after maximum aggregation:                48372
      Prefixes being announced from the ARIN address blocks:            59873
          Unique aggregates announced from the ARIN address blocks:     20856
      ARIN Region origin ASes present in the Internet Routing Table:     8697
      ARIN Region origin ASes announcing only one prefix:                3007
      ARIN Region transit ASes present in the Internet Routing Table:     838
      Average ARIN Region AS path length visible:                         4.6
          Max ARIN Region AS path length visible:                          16
      Number of ARIN addresses announced to Internet:               207726752
          Equivalent to 12 /8s, 97 /16s and 168 /24s
          Percentage of available ARIN address space announced:          72.8
      
      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, 29695 - 30719
      ARIN Address Blocks    24/8, 63/8, 64/6, 68/7, 198/7, 204/6, 208/7
                             and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     22738
          Total RIPE prefixes after maximum aggregation:                16655
      Prefixes being announced from the RIPE address blocks:            19633
          Unique aggregates announced from the RIPE address blocks:     13077
      RIPE Region origin ASes present in the Internet Routing Table:     4915
      RIPE Region origin ASes announcing only one prefix:                2654
      RIPE Region transit ASes present in the Internet Routing Table:     871
      Average RIPE Region AS path length visible:                         5.4
          Max RIPE Region AS path length visible:                          23
      Number of RIPE addresses announced to Internet:               138244672
          Equivalent to 8 /8s, 61 /16s and 114 /24s
          Percentage of available RIPE address space announced:          74.9
      
      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
                             30720 - 31743
      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:                    5559
          Total LACNIC prefixes after maximum aggregation:               2270
      Prefixes being announced from the LACNIC address blocks:           5056
          Unique aggregates announced from the LACNIC address blocks:    3228
      LACNIC Region origin ASes present in the Internet Routing Table:    356
      LACNIC Region origin ASes announcing only one prefix:               104
      LACNIC Region transit ASes present in the Internet Routing Table:    70
      Average LACNIC Region AS path length visible:                       5.2
          Max LACNIC Region AS path length visible:                        12
      Number of LACNIC addresses announced to Internet:              13413120
          Equivalent to 0 /8s, 204 /16s and 171 /24s
          Percentage of available LACNIC address space announced:        40.0
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1091
          Total AfriNIC prefixes after maximum aggregation:               697
      Prefixes being announced from the AfriNIC address blocks:           698
          Unique aggregates announced from the AfriNIC address blocks:    533
      AfriNIC Region origin ASes present in the Internet Routing Table:    95
      AfriNIC Region origin ASes announcing only one prefix:               30
      AfriNIC Region transit ASes present in the Internet Routing Table:   10
      Average AfriNIC Region AS path length visible:                      5.0
          Max AfriNIC Region AS path length visible:                       16
      Number of AfriNIC addresses announced to Internet:              1748736
          Equivalent to 0 /8s, 26 /16s and 175 /24s
          Percentage of available AfriNIC address space announced:       10.4
      
      AfriNIC AS Blocks      <none>
      AfriNIC Address Blocks 196/8
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       1221      966       1109         684   Telstra Pty Ltd
       4755      391        134          70   Videsh Sanchar Nigam Ltd. Aut
       4134      371       2299         109   Data Communications Bureau
       2907      367       1879         344   SINET Japan
        703      332        356         267   UUNET
       2764      293        288         254   connect.com.au pty ltd
      17557      287         20         143   Pakistan Telecom
      17676      273       4028          34   XTAGE CORPORATION
       7474      261        305         208   Optus Communications Pty Ltd
       4766      242       2462         177   Korea Internet Exchange for "
       9583      241         44          11   Satyam Infoway Ltd.,
       3786      233        773         203   DACOM Corporation
       4538      215       1714          21   China Education and Research 
       9800      203        334          55   CHINA UNICOM
       9942      200         69         116   COMindico Australia
       9498      189         20          20   BHARTI BT INTERNET LTD.
       9929      189        160          36   China Netcom Corp.
       9443      188         72          83   Primus Telecommunications
      17642      157         40         116   RequestDSL BGP AS# for Sydney
       4739      144         58         133   Commerical Internet eXchange 
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1443       8667         998   UUNET Technologies, Inc. 
       7018     1357       7097         941   AT&T 
       1239      927       3062         667   Sprint 
       3908      889       1532         485   Supernet, Inc. 
      18566      707        176           8   Covad Communications 
       4323      681        576         197   Time Warner Communications, I
       6197      644        455         240   BellSouth Network Solutions, 
        209      609       2205         365   Qwest 
       3356      605      10817         503   Level 3 Communications, LLC 
       6198      572        321         196   BellSouth Network Solutions, 
      20115      541        275         309   Charter Communications 
       7843      532        477         140   Adelphia Corp. 
        852      518       1123         411   Telus Advanced Communications
       7066      511        207         271   Virginia Polytechnic Institut
        690      410         59         275   Merit Network 
        705      400        184         243   UUNET Technologies, Inc. 
       4355      398        332         108   EarthLink, Inc. 
       2386      385        526         201   AT&T Data Communications Serv
        376      362        359         115   Reseau Interordinateurs Scien
       6347      344        381          80   SAVVIS Communications Corpora
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      702       2094         581   UUNET - Commercial IP service
       3301      301       1169         286   TeliaNet Sweden
       3320      274       2004         235   Deutsche Telekom AG
       8220      259        421         248   COLT Internet - International
       1257      239        454         191   SWIPnet Swedish IP Network
        680      232       2054         229   DFN-IP service G-WiN
      13083      215         51           8   Mannesmann Datenverarbeitung 
        719      193        307         123   LANLINK autonomous system
       5400      187        172         135   BT Ignite European Backbone
       5515      186        779         147   Sonera Solution Autonomous Sy
       3215      179        688          90   France Telecom Transpac
        786      176       1857         176   The JANET IP Service
       8708      161        111         155   Romania Data Systems S.A.
       3303      146        557         141   Swisscom Ltd
      25186      134        162          95   France Telecom Transpac's Tra
      12302      126         18          33   MobiFon S.A.
       3246      125        374         123   Song Networks
       3269      119        913          66   TELECOM ITALIA
       2856      117       1294         108   BTnet UK Regional network
       2647      101       4225          49   SITA
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      337        104          99   ImpSat
       8151      238        351         127   UniNet S.A. de C.V. 
       7303      213         41          55   Telecom Argentina Stet-France
      11172      192         77          42   Servicios Alestra S.A de C.V 
      16814      156         10           5   NSS, S.A. 
       6505      134         91          94   Global One Communicaoes Ltda 
       6503      129        205          93   AVANTEL, S.A. 
      10620      123          8          26   TVCABLE BOGOTA 
       6147      107         70          19   Telefonica Del Peru 
      11340      103          3          29   Red Universitaria Nacional 
      11992       86         24          32   Integrated Systems 
       8065       84         10          18   Empresas Publicas de Medellin
      15311       76         16          39   Telefonica Empresas 
       6535       75          5          18   Chilesat Servicios  Empresari
      11830       75         22          24   Instituto Costarricense de El
       4270       67         18           9   Red de Interconexion Universi
      11311       67          7          23   Sinectis S.A. 
       7080       64          4           1   Electronica y Comunicaciones 
       1916       60        266          40   Fundacao de Amparo a Pesquisa
       4926       57          4          48   Telintar S.A. 
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      251        633         220   The Internet Solution 
       2018       94        297          92   Tertiary Education Network 
       5536       87          7          23   Internet Egypt Network
       2905       59        245          52   The Internetworking Company o
       2561       55          6           3   Egyptian Universities Network
      11845       35          9          10   Data Pro Business Online 
      11569       31         29          28   satellite data networks 
      16284       30          3           5   GST-N Autonomous System
      12455       26          4           2   Jambonet Autonomous system
       5713       24         93          22   Telkom SA Ltd 
      16637       24          9          17   Johnnic e-Ventures 
       6713       22         38           9   Itissalat Al-MAGHRIB
       9129       19          2           1   UUNET Kenya
      10798       17          1          11   Standard Bank of South Africa
      15706       15          2           5   Sudatel Internet Exchange Aut
       8524       14          1           3   AUCEGYPT Autonomous System
      12258       14          3           9   Vodacom Internet Company 
      17148       14          1           8   First National Bank 
       3208       13          2           1   ARN Network
       8346       12          6          12   SONATEL-AS Autonomous System
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      18566       707         699      Covad Communications 
       4323       681         484      Time Warner Communications, I
       7018      1357         416      AT&T 
       3908       889         404      Supernet, Inc. 
       6197       644         404      BellSouth Network Solutions, 
       7843       532         392      Adelphia Corp. 
       6198       572         376      BellSouth Network Solutions, 
       4755       391         321      Videsh Sanchar Nigam Ltd. Aut
      27364       316         293      Armstrong Cable Services 
       5668       308         292      Century Telephone 
      22909       304         291      Comcast Cable Corporation 
       4355       398         290      EarthLink, Inc. 
       1221       966         282      Telstra Pty Ltd
      22773       296         279      Cox Communications, Inc. Atla
       6347       344         264      SAVVIS Communications Corpora
       4134       371         262      Data Communications Bureau
       1239       927         260      Sprint 
        376       362         247      Reseau Interordinateurs Scien
        209       609         244      Qwest 
      25844       243         241      Skadden, Arps, Slate, Meagher
      
      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
      65503   PRIVATE       202.133.192.0/20      4775       Telecom Carrier  /  
      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      /14:268     /15:471     /16:7447    /17:1788    /18:3218    
      /19:8544    /20:9010    /21:6627    /22:9676    /23:10876   /24:70703   
      /25:160     /26:206     /27:159     /28:44      /29:23      /30:50      
      /31:0       /32:41      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      701           707      Covad Communications 
       3908      563           889      Supernet, Inc. 
       6197      503           644      BellSouth Network Solutions, 
       7018      483          1357      AT&T 
        701      444          1443      UUNET Technologies, Inc. 
       6198      443           572      BellSouth Network Solutions, 
        702      423           702      UUNET - Commercial IP service
       7066      403           511      Virginia Polytechnic Institut
        690      371           410      Merit Network 
      20115      350           541      Charter Communications 
       1239      325           927      Sprint 
      27364      310           316      Armstrong Cable Services 
       3356      292           605      Level 3 Communications, LLC 
       5668      274           308      Century Telephone 
        209      250           609      Qwest 
      25844      243           243      Skadden, Arps, Slate, Meagher
       4355      221           398      EarthLink, Inc. 
      10753      217           265      XCOM Technologies, INC. 
       3320      216           274      Deutsche Telekom AG
       7843      210           532      Adelphia Corp. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:2        12:722      13:1        15:6        16:1        17:2      
        20:7        24:820      25:1        32:83       34:1        38:51     
        40:23       43:1        44:2        55:1        57:14       61:333    
        62:450      63:1869     64:1822     65:1965     66:2169     67:273    
        68:396      69:286      80:421      81:163      82:72      128:156    
       129:157     130:63      131:83      132:18      134:168     135:10     
       136:182     137:120     138:133     139:48      140:173     141:138    
       142:101     143:49      144:60      145:35      146:278     147:67     
       148:304     149:79      150:121     151:64      152:211     153:59     
       154:8       155:130     156:58      157:53      158:139     159:141    
       160:46      161:68      162:361     163:66      164:317     165:150    
       166:100     167:309     168:178     169:96      170:314     171:9      
       192:5437    193:2418    194:2018    195:1290    196:483     198:3577   
       199:2820    200:3073    201:3       202:4055    203:5324    204:2999   
       205:2043    206:2284    207:2608    208:2514    209:2789    210:938    
       211:394     212:922     213:952     214:17      215:21      216:3285   
       217:776     218:116     219:42      220:114     221:13      222:1      
      
      
      End of report