[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, 29 Nov 2003 04:06:23 +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 29 Nov, 2003
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            130661
          Prefixes after maximum aggregation:                         80578
          Unique aggregates announced to Internet:                    62595
      Total ASes present in the Internet Routing Table:               16234
      Origin-only ASes present in the Internet Routing Table:         14091
      Origin ASes announcing only one prefix:                          6463
      Transit ASes present in the Internet Routing Table:              2143
      Transit-only ASes present in the Internet Routing Table:           66
      Average AS path length visible in the Internet Routing Table:     4.8
          Max AS path length visible:                                    22
      Illegal AS announcements present in the Routing Table:              3
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from unallocated address space:           13
      Number of addresses announced to Internet:                 1265043940
          Equivalent to 75 /8s, 103 /16s and 9 /24s
          Percentage of available address space announced:             34.1
          Percentage of allocated address space announced:             59.5
          Percentage of available address space allocated:             57.3
      Total number of prefixes smaller than registry allocations:     57765
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  23775
          Total APNIC prefixes after maximum aggregation:             12960
      Prefixes being announced from the APNIC address blocks:         22184
          Unique aggregates announced from the APNIC address blocks:  12582
      APNIC Region origin ASes present in the Internet Routing Table:  1948
      APNIC Region origin ASes announcing only one prefix:              579
      APNIC Region transit ASes present in the Internet Routing Table:  312
      Average APNIC Region AS path length visible:                      4.8
          Max APNIC Region AS path length visible:                       16
      Number of APNIC addresses announced to Internet:            131149312
          Equivalent to 7 /8s, 209 /16s and 46 /24s
          Percentage of available APNIC address space announced:       70.7
      
      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:                     77186
          Total ARIN prefixes after maximum aggregation:                47845
      Prefixes being announced from the ARIN address blocks:            59845
          Unique aggregates announced from the ARIN address blocks:     20706
      ARIN Region origin ASes present in the Internet Routing Table:     8768
      ARIN Region origin ASes announcing only one prefix:                3062
      ARIN Region transit ASes present in the Internet Routing Table:     830
      Average ARIN Region AS path length visible:                         4.5
          Max ARIN Region AS path length visible:                          16
      Number of ARIN addresses announced to Internet:               210583200
          Equivalent to 12 /8s, 141 /16s and 62 /24s
          Percentage of available ARIN address space announced:          73.8
      
      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:                     23020
          Total RIPE prefixes after maximum aggregation:                16863
      Prefixes being announced from the RIPE address blocks:            19864
          Unique aggregates announced from the RIPE address blocks:     13272
      RIPE Region origin ASes present in the Internet Routing Table:     4993
      RIPE Region origin ASes announcing only one prefix:                2686
      RIPE Region transit ASes present in the Internet Routing Table:     886
      Average RIPE Region AS path length visible:                         5.4
          Max RIPE Region AS path length visible:                          22
      Number of RIPE addresses announced to Internet:               142593152
          Equivalent to 8 /8s, 127 /16s and 204 /24s
          Percentage of available RIPE address space announced:          65.4
      
      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
                             30720 - 31743
      RIPE Address Blocks    62/8, 80/6, 84/8, 188/8, 193/8, 194/7,
                             212/7 and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                    5561
          Total LACNIC prefixes after maximum aggregation:               2206
      Prefixes being announced from the LACNIC address blocks:           5057
          Unique aggregates announced from the LACNIC address blocks:    3062
      LACNIC Region origin ASes present in the Internet Routing Table:    364
      LACNIC Region origin ASes announcing only one prefix:               108
      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:                        14
      Number of LACNIC addresses announced to Internet:              13396992
          Equivalent to 0 /8s, 204 /16s and 108 /24s
          Percentage of available LACNIC address space announced:        39.9
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1117
          Total AfriNIC prefixes after maximum aggregation:               704
      Prefixes being announced from the AfriNIC address blocks:           722
          Unique aggregates announced from the AfriNIC address blocks:    555
      AfriNIC Region origin ASes present in the Internet Routing Table:    95
      AfriNIC Region origin ASes announcing only one prefix:               28
      AfriNIC Region transit ASes present in the Internet Routing Table:   11
      Average AfriNIC Region AS path length visible:                      5.0
          Max AfriNIC Region AS path length visible:                       16
      Number of AfriNIC addresses announced to Internet:              1753088
          Equivalent to 0 /8s, 26 /16s and 192 /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      959       1119         679   Telstra Pty Ltd
       4134      407       2456         110   Data Communications Bureau
       2907      369       1863         345   SINET Japan
       4755      345        131          56   Videsh Sanchar Nigam Ltd. Aut
       9443      336         71          81   Primus Telecommunications
        703      322        356         255   UUNET
      17557      300         21         153   Pakistan Telecom
      17676      283       4188          33   XTAGE CORPORATION
       2764      278        287         238   connect.com.au pty ltd
       9583      267         44          11   Satyam Infoway Ltd.,
       4766      264       2896         191   Korea Internet Exchange for "
       7474      262        306         213   Optus Communications Pty Ltd
       4538      248       1778          22   China Education and Research 
       3786      234        773         203   DACOM Corporation
       9929      217        165          38   China Netcom Corp.
       9800      207        343          57   CHINA UNICOM
       9942      205         68         118   COMindico Australia
       9498      173         22          31   BHARTI BT INTERNET LTD.
      17642      154         40         113   RequestDSL BGP AS# for Sydney
       4739      143         60         132   Commerical Internet eXchange 
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1429       8667         986   UUNET Technologies, Inc. 
       7018     1376       7002         951   AT&T 
       1239      951       3093         667   Sprint 
        209      861       3449         537   Qwest 
       6197      765        438         214   BellSouth Network Solutions, 
      18566      729        176           8   Covad Communications 
       3356      710      10890         563   Level 3 Communications, LLC 
       4323      675        608         203   Time Warner Communications, I
       6198      612        374         226   BellSouth Network Solutions, 
      20115      572        316         328   Charter Communications 
       7843      524        502         123   Adelphia Corp. 
        852      519       1123         408   Telus Advanced Communications
       7066      511        207         271   Virginia Polytechnic Institut
       7132      446       7309         312   Southwestern Bell Internet Se
      19029      424        174         279   New Edge Networks 
       2386      403        527         210   AT&T Data Communications Serv
        690      400         58         270   Merit Network 
       4355      390        329         101   EarthLink, Inc. 
        705      385        196         240   UUNET Technologies, Inc. 
        376      359        359         114   Reseau Interordinateurs Scien
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      688       2091         570   UUNET - Commercial IP service
       3301      303       1154         287   TeliaNet Sweden
       3320      277       1988         230   Deutsche Telekom AG
       8220      259        421         248   COLT Internet - International
       1257      237        455         188   SWIPnet Swedish IP Network
        680      232       2038         228   DFN-IP service G-WiN
      13083      215         51           8   Mannesmann Datenverarbeitung 
       3246      186        440         184   Song Networks
        786      175       1826         175   The JANET IP Service
       5515      175        778         137   Sonera Solution Autonomous Sy
       5400      174        174         139   BT Ignite European Backbone
       3215      163        743          83   France Telecom Transpac
       8708      163        111         157   Romania Data Systems S.A.
      25186      159        181         112   France Telecom Transpac's Tra
       3303      143        541         137   Swisscom Ltd
        719      134        288         104   LANLINK autonomous system
      12302      126         18          33   MobiFon S.A.
       3269      120        943          65   TELECOM ITALIA
       2856      118       1294         109   BTnet UK Regional network
       6746      107         16          77   Dynamic Network Technologies,
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      344        120          66   ImpSat
       8151      234        351         126   UniNet S.A. de C.V. 
      11172      192         77          42   Servicios Alestra S.A de C.V 
       7303      183         43          24   Telecom Argentina Stet-France
      16814      156         10           5   NSS, S.A. 
       6505      134         91          94   Global One Communicaoes Ltda 
       6503      128        205          92   AVANTEL, S.A. 
       6147      126         78          20   Telefonica Del Peru 
      10620      123          8          27   TVCABLE BOGOTA 
      11340      108          3          29   Red Universitaria Nacional 
      11992       85         24          31   Integrated Systems 
      15311       76         16          39   Telefonica Empresas 
       6535       75          5          18   Chilesat Servicios  Empresari
       8065       75         10          19   Empresas Publicas de Medellin
       4270       71         18           9   Red de Interconexion Universi
      11311       66          7          22   Sinectis S.A. 
       7080       64          4           1   Electronica y Comunicaciones 
      14420       62          4          21   ANDINATEL S.A. 
      27699       60        152          15   TELECOMUNICACOES DE SAO PAULO
       4926       58          4          49   Telintar S.A. 
      
      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       88          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
       9129       26          3           4   UUNET Kenya
      16637       26          9          19   Johnnic e-Ventures 
       5713       24         93          22   Telkom SA Ltd 
      12455       23          4           2   Jambonet Autonomous system
       6713       22         38           9   Itissalat Al-MAGHRIB
      10798       18          1          12   Standard Bank of South Africa
       8524       17          1           3   AUCEGYPT Autonomous System
       3208       16          2           1   ARN Network
      12258       15          3          10   Vodacom Internet Company 
      15706       15          2           5   Sudatel Internet Exchange Aut
      17148       14          1           8   First National Bank 
       8346       12          6          12   SONATEL-AS Autonomous System
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      18566       729         721      Covad Communications 
       6197       765         551      BellSouth Network Solutions, 
       4323       675         472      Time Warner Communications, I
       7018      1376         425      AT&T 
       7843       524         401      Adelphia Corp. 
       6198       612         386      BellSouth Network Solutions, 
      27364       354         330      Armstrong Cable Services 
        209       861         324      Qwest 
      22909       317         306      Comcast Cable Corporation 
       4134       407         297      Data Communications Bureau
       5668       312         293      Century Telephone 
       4355       390         289      EarthLink, Inc. 
       4755       345         289      Videsh Sanchar Nigam Ltd. Aut
      22773       312         285      Cox Communications, Inc. Atla
       1239       951         284      Sprint 
       1221       959         280      Telstra Pty Ltd
       6140       344         278      ImpSat
       9583       267         256      Satyam Infoway Ltd.,
       9443       336         255      Primus Telecommunications
       6347       332         253      SAVVIS Communications Corpora
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      18413   UNALLOCATED   61.67.0.0/20          4747       Taiwan Telecommunica
      64512   PRIVATE       131.95.1.240/28      16430       University of Southe
       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
      192.172.0.0/19         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       /11:14      /12:57      
      /13:99      /14:276     /15:482     /16:7505    /17:1818    /18:3324    
      /19:8691    /20:9166    /21:6653    /22:9377    /23:10940   /24:71477   
      /25:182     /26:232     /27:155     /28:72      /29:21      /30:50      
      /31:0       /32:41      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      723           729      Covad Communications 
       6197      619           765      BellSouth Network Solutions, 
       7018      503          1376      AT&T 
       6198      473           612      BellSouth Network Solutions, 
        701      435          1429      UUNET Technologies, Inc. 
        702      415           688      UUNET - Commercial IP service
       7066      403           511      Virginia Polytechnic Institut
       3356      363           710      Level 3 Communications, LLC 
        690      361           400      Merit Network 
      20115      357           572      Charter Communications 
      27364      348           354      Armstrong Cable Services 
       1239      331           951      Sprint 
        209      295           861      Qwest 
       5668      278           312      Century Telephone 
      19029      274           424      New Edge Networks 
      25844      244           244      Skadden, Arps, Slate, Meagher
       3320      219           277      Deutsche Telekom AG
       4355      216           390      EarthLink, Inc. 
       6517      214           239      Yipes Communications, Inc. 
      14824      201           226      NewSouth Communications Corp.
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:2        12:758      13:1        15:6        16:1        17:3      
        20:7        24:869      32:82       38:44       40:23       43:1      
        44:2        55:1        56:1        57:12       61:347      62:449    
        63:1834     64:1812     65:1805     66:2230     67:278      68:634    
        69:341      80:446      81:167      82:37      128:157     129:258    
       130:68      131:81      132:17      134:183     135:16      136:183    
       137:113     138:119     139:46      140:169     141:140     142:110    
       143:47      144:63      145:41      146:285     147:71      148:315    
       149:86      150:118     151:60      152:208     153:55      154:1      
       155:128     156:60      157:60      158:137     159:136     160:46     
       161:48      162:363     163:74      164:330     165:173     166:104    
       167:212     168:179     169:94      170:312     171:9       192:5483   
       193:2478    194:2007    195:1297    196:514     198:3630    199:2835   
       200:3030    201:3       202:4197    203:5337    204:2950    205:2028   
       206:2279    207:2636    208:2480    209:2816    210:963     211:420    
       212:876     213:961     214:23      215:24      216:3426    217:774    
       218:119     219:87      220:120     221:16     
      
      End of report