[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, 1 Nov 2003 04:06:36 +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
      
      If you have any comments please contact Philip Smith <pfs at cisco dot com>.
      
      Routing Table Report   04:00 +10GMT Sat 01 Nov, 2003
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              130815
          Prefixes after maximum aggregation:                           80863
          Unique aggregates announced to Internet:                      62654
      Total ASes present in the Internet Routing Table:                 16113
      Origin-only ASes present in the Internet Routing Table:           13977
      Origin ASes announcing only one prefix:                            6377
      Transit ASes present in the Internet Routing Table:                2136
      Transit-only ASes present in the Internet Routing Table:             73
      Average AS path length visible in the Internet Routing Table:       4.8
          Max AS path length visible:                                      21
      Illegal AS announcements present in the Routing Table:                2
      Non-routable prefixes present in the Routing Table:                   0
      Prefixes being announced from unallocated address space:             14
      Number of addresses announced to Internet:                   1250623620
          Equivalent to 74 /8s, 139 /16s and 0 /24s
          Percentage of available address space announced:               33.7
          Percentage of allocated address space announced:               60.3
          Percentage of available address space allocated:               56.0
      Total number of prefixes smaller than registry allocations:       57815
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    23212
          Total APNIC prefixes after maximum aggregation:               12931
      Prefixes being announced from the APNIC address blocks:           21602
          Unique aggregates announced from the APNIC address blocks:    12520
      APNIC Region origin ASes present in the Internet Routing Table:    1938
      APNIC Region origin ASes announcing only one prefix:                570
      APNIC Region transit ASes present in the Internet Routing Table:    314
      Average APNIC Region AS path length visible:                        4.9
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              124557312
          Equivalent to 7 /8s, 108 /16s and 152 /24s
          Percentage of available APNIC address space announced:         67.1
      
      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:                     78020
          Total ARIN prefixes after maximum aggregation:                48178
      Prefixes being announced from the ARIN address blocks:            60766
          Unique aggregates announced from the ARIN address blocks:     20814
      ARIN Region origin ASes present in the Internet Routing Table:     8718
      ARIN Region origin ASes announcing only one prefix:                3018
      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:               208380320
          Equivalent to 12 /8s, 107 /16s and 161 /24s
          Percentage of available ARIN address space announced:          73.1
      
      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:                     22896
          Total RIPE prefixes after maximum aggregation:                16777
      Prefixes being announced from the RIPE address blocks:            19764
          Unique aggregates announced from the RIPE address blocks:     13078
      RIPE Region origin ASes present in the Internet Routing Table:     4930
      RIPE Region origin ASes announcing only one prefix:                2655
      RIPE Region transit ASes present in the Internet Routing Table:     873
      Average RIPE Region AS path length visible:                         5.3
          Max RIPE Region AS path length visible:                          21
      Number of RIPE addresses announced to Internet:               138494464
          Equivalent to 8 /8s, 65 /16s and 66 /24s
          Percentage of available RIPE address space announced:          75.0
      
      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:                    5588
          Total LACNIC prefixes after maximum aggregation:               2277
      Prefixes being announced from the LACNIC address blocks:           5086
          Unique aggregates announced from the LACNIC address blocks:    3261
      LACNIC Region origin ASes present in the Internet Routing Table:    357
      LACNIC Region origin ASes announcing only one prefix:               103
      LACNIC Region transit ASes present in the Internet Routing Table:    71
      Average LACNIC Region AS path length visible:                       5.3
          Max LACNIC Region AS path length visible:                        12
      Number of LACNIC addresses announced to Internet:              13456640
          Equivalent to 0 /8s, 205 /16s and 85 /24s
          Percentage of available LACNIC address space announced:        40.1
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1098
          Total AfriNIC prefixes after maximum aggregation:               700
      Prefixes being announced from the AfriNIC address blocks:           718
          Unique aggregates announced from the AfriNIC address blocks:    553
      AfriNIC Region origin ASes present in the Internet Routing Table:    96
      AfriNIC Region origin ASes announcing only one prefix:               31
      AfriNIC Region transit ASes present in the Internet Routing Table:   10
      Average AfriNIC Region AS path length visible:                      4.9
          Max AfriNIC Region AS path length visible:                       15
      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      954       1108         677   Telstra Pty Ltd
       4755      384        131          67   Videsh Sanchar Nigam Ltd. Aut
       2907      367       1879         344   SINET Japan
       4134      366       2293         106   Data Communications Bureau
        703      333        356         266   UUNET
       2764      296        288         254   connect.com.au pty ltd
      17557      293         20         150   Pakistan Telecom
      17676      279       4124          34   XTAGE CORPORATION
       9583      271         44          11   Satyam Infoway Ltd.,
       7474      264        306         210   Optus Communications Pty Ltd
       4766      249       2462         184   Korea Internet Exchange for "
       3786      233        773         203   DACOM Corporation
       4538      215       1714          21   China Education and Research 
       9443      213         72          83   Primus Telecommunications
       9800      203        342          54   CHINA UNICOM
       9942      202         70         117   COMindico Australia
       9498      201         21          26   BHARTI BT INTERNET LTD.
       9929      192        160          36   China Netcom Corp.
      17642      157         40         116   RequestDSL BGP AS# for Sydney
       4739      145         58         134   Commerical Internet eXchange 
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        209     2058       3403         540   Qwest 
        701     1445       8667        1000   UUNET Technologies, Inc. 
       7018     1363       7065         945   AT&T 
       1239      919       3052         665   Sprint 
      18566      715        176           8   Covad Communications 
       4323      680        576         196   Time Warner Communications, I
       6197      648        445         242   BellSouth Network Solutions, 
       3356      622      10819         511   Level 3 Communications, LLC 
       6198      573        328         197   BellSouth Network Solutions, 
      20115      539        278         305   Charter Communications 
        852      516       1123         409   Telus Advanced Communications
       7066      511        207         271   Virginia Polytechnic Institut
       7843      509        481         128   Adelphia Corp. 
      19029      425        174         275   New Edge Networks 
       7132      415       7191         283   Southwestern Bell Internet Se
        690      410         59         275   Merit Network 
       4355      398        332         108   EarthLink, Inc. 
        705      394        183         238   UUNET Technologies, Inc. 
       2386      388        526         201   AT&T Data Communications Serv
        376      359        359         114   Reseau Interordinateurs Scien
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      697       2094         579   UUNET - Commercial IP service
       3301      311       1170         289   TeliaNet Sweden
       3320      279       2004         236   Deutsche Telekom AG
       8220      258        421         247   COLT Internet - International
       1257      239        455         190   SWIPnet Swedish IP Network
        680      232       2054         229   DFN-IP service G-WiN
      13083      215         51           8   Mannesmann Datenverarbeitung 
       5400      186        172         134   BT Ignite European Backbone
       5515      185        778         146   Sonera Solution Autonomous Sy
       3215      183        688          90   France Telecom Transpac
        786      174       1825         174   The JANET IP Service
       8708      160        111         154   Romania Data Systems S.A.
       3303      146        557         141   Swisscom Ltd
        719      136        288         105   LANLINK autonomous system
       6664      134         11          99   TELECOM ITALIA
      25186      132        180          93   France Telecom Transpac's Tra
      12302      126         18          33   MobiFon S.A.
       3246      125        374         123   Song Networks
       2856      118       1294         109   BTnet UK Regional network
       3269      117        910          64   TELECOM ITALIA
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      337        104          99   ImpSat
       8151      237        351         127   UniNet S.A. de C.V. 
       7303      194         42          47   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      128        205          92   AVANTEL, S.A. 
      10620      122          8          26   TVCABLE BOGOTA 
       6147      111         70          19   Telefonica Del Peru 
      11340      105          3          28   Red Universitaria Nacional 
      11992       88         24          30   Integrated Systems 
       8065       86         10          18   Empresas Publicas de Medellin
      15311       76         16          39   Telefonica Empresas 
       6535       75          5          18   Chilesat Servicios  Empresari
      11830       74         22          29   Instituto Costarricense de El
       4270       68         18           9   Red de Interconexion Universi
      11311       66          7          22   Sinectis S.A. 
       7080       64          4           1   Electronica y Comunicaciones 
      27699       60        152          15   TELECOMUNICACOES DE SAO PAULO
       1916       59        250          39   Fundacao de Amparo a Pesquisa
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      250        632         219   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       56          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       22          3           4   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       715         707      Covad Communications 
       4323       680         484      Time Warner Communications, I
        701      1445         445      UUNET Technologies, Inc. 
       7018      1363         418      AT&T 
       6197       648         406      BellSouth Network Solutions, 
       7843       509         381      Adelphia Corp. 
       6198       573         376      BellSouth Network Solutions, 
       4755       384         317      Videsh Sanchar Nigam Ltd. Aut
      27364       316         293      Armstrong Cable Services 
       5668       310         293      Century Telephone 
       4355       398         290      EarthLink, Inc. 
      22909       305         284      Comcast Cable Corporation 
      22773       296         279      Cox Communications, Inc. Atla
       1221       954         277      Telstra Pty Ltd
       6347       346         266      SAVVIS Communications Corpora
       4134       366         260      Data Communications Bureau
       9583       271         260      Satyam Infoway Ltd.,
       1239       919         254      Sprint 
        376       359         245      Reseau Interordinateurs Scien
      17676       279         245      XTAGE CORPORATION
      
      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
      
      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      
      /13:99      /14:270     /15:470     /16:7449    /17:1787    /18:3245    
      /19:8589    /20:9196    /21:6710    /22:9719    /23:10901   /24:71560   
      /25:160     /26:221     /27:159     /28:71      /29:23      /30:50      
      /31:0       /32:40      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
        209      747          2058      Qwest 
      18566      709           715      Covad Communications 
       6197      505           648      BellSouth Network Solutions, 
       7018      490          1363      AT&T 
        701      444          1445      UUNET Technologies, Inc. 
       6198      440           573      BellSouth Network Solutions, 
        702      418           697      UUNET - Commercial IP service
       7066      403           511      Virginia Polytechnic Institut
        690      371           410      Merit Network 
      20115      347           539      Charter Communications 
       1239      326           919      Sprint 
      27364      310           316      Armstrong Cable Services 
       3356      307           622      Level 3 Communications, LLC 
       5668      276           310      Century Telephone 
      19029      276           425      New Edge Networks 
      25844      244           244      Skadden, Arps, Slate, Meagher
       3320      221           279      Deutsche Telekom AG
       4355      221           398      EarthLink, Inc. 
      10753      217           265      XCOM Technologies, INC. 
       6517      210           234      Yipes Communications, Inc. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:2        12:726      13:1        15:6        16:1        17:2      
        20:7        24:819      25:1        32:82       38:52       40:23     
        43:1        44:2        55:1        57:14       61:333      62:456    
        63:1902     64:1826     65:1855     66:2189     67:287      68:394    
        69:293      80:428      81:167      82:74      128:157     129:157    
       130:63      131:82      132:17      134:168     135:10      136:178    
       137:120     138:130     139:48      140:176     141:137     142:102    
       143:48      144:60      145:36      146:282     147:67      148:305    
       149:81      150:121     151:78      152:213     153:59      154:1      
       155:131     156:65      157:60      158:140     159:142     160:46     
       161:68      162:362     163:67      164:332     165:155     166:100    
       167:311     168:177     169:96      170:317     171:9       192:5447   
       193:2429    194:2020    195:1332    196:511     198:3669    199:2838   
       200:3085    201:3       202:4131    203:5308    204:3123    205:2151   
       206:2295    207:2718    208:2512    209:2841    210:952     211:392    
       212:934     213:942     214:17      215:21      216:3352    217:782    
       218:117     219:89      220:113     221:17      222:1      
      
      End of report