[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, 24 Jan 2004 04:08:23 +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 24 Jan, 2004
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            131932
          Prefixes after maximum aggregation:                         81126
          Unique aggregates announced to Internet:                    63585
      Total ASes present in the Internet Routing Table:               16523
      Origin-only ASes present in the Internet Routing Table:         14337
      Origin ASes announcing only one prefix:                          6611
      Transit ASes present in the Internet Routing Table:              2186
      Transit-only ASes present in the Internet Routing Table:           70
      Average AS path length visible in the Internet Routing Table:     5.1
          Max AS path length visible:                                    19
      Illegal AS announcements present in the Routing Table:              8
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from unallocated address space:           15
      Number of addresses announced to Internet:                 1280829028
          Equivalent to 76 /8s, 87 /16s and 230 /24s
          Percentage of available address space announced:             34.6
          Percentage of allocated address space announced:             59.4
          Percentage of available address space allocated:             58.2
      Total number of prefixes smaller than registry allocations:     58308
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  24460
          Total APNIC prefixes after maximum aggregation:             13097
      Prefixes being announced from the APNIC address blocks:         22886
          Unique aggregates announced from the APNIC address blocks:  12962
      APNIC Region origin ASes present in the Internet Routing Table:  1977
      APNIC Region origin ASes announcing only one prefix:              588
      APNIC Region transit ASes present in the Internet Routing Table:  317
      Average APNIC Region AS path length visible:                      5.1
          Max APNIC Region AS path length visible:                       15
      Number of APNIC addresses announced to Internet:            134717568
          Equivalent to 8 /8s, 7 /16s and 160 /24s
          Percentage of available APNIC address space announced:       72.6
      
      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:                     77189
          Total ARIN prefixes after maximum aggregation:                47879
      Prefixes being announced from the ARIN address blocks:            59760
          Unique aggregates announced from the ARIN address blocks:     20804
      ARIN Region origin ASes present in the Internet Routing Table:     8883
      ARIN Region origin ASes announcing only one prefix:                3133
      ARIN Region transit ASes present in the Internet Routing Table:     847
      Average ARIN Region AS path length visible:                         4.8
          Max ARIN Region AS path length visible:                          17
      Number of ARIN addresses announced to Internet:               215262880
          Equivalent to 12 /8s, 212 /16s and 166 /24s
          Percentage of available ARIN address space announced:          71.3
      
      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
                             31744 - 32767
      ARIN Address Blocks    24/8, 63/8, 64/6, 68/7, 70/8, 198/7, 204/6, 208/7
                             and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     23685
          Total RIPE prefixes after maximum aggregation:                17257
      Prefixes being announced from the RIPE address blocks:            20522
          Unique aggregates announced from the RIPE address blocks:     13612
      RIPE Region origin ASes present in the Internet Routing Table:     5135
      RIPE Region origin ASes announcing only one prefix:                2759
      RIPE Region transit ASes present in the Internet Routing Table:     903
      Average RIPE Region AS path length visible:                         5.9
          Max RIPE Region AS path length visible:                          19
      Number of RIPE addresses announced to Internet:               149666944
          Equivalent to 8 /8s, 235 /16s and 188 /24s
          Percentage of available RIPE address space announced:          68.6
      
      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:                    5447
          Total LACNIC prefixes after maximum aggregation:               2219
      Prefixes being announced from the LACNIC address blocks:           5027
          Unique aggregates announced from the LACNIC address blocks:    3140
      LACNIC Region origin ASes present in the Internet Routing Table:    368
      LACNIC Region origin ASes announcing only one prefix:               105
      LACNIC Region transit ASes present in the Internet Routing Table:    71
      Average LACNIC Region AS path length visible:                       5.4
          Max LACNIC Region AS path length visible:                        13
      Number of LACNIC addresses announced to Internet:              14043648
          Equivalent to 0 /8s, 214 /16s and 74 /24s
          Percentage of available LACNIC address space announced:        41.9
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1145
          Total AfriNIC prefixes after maximum aggregation:               674
      Prefixes being announced from the AfriNIC address blocks:           736
          Unique aggregates announced from the AfriNIC address blocks:    569
      AfriNIC Region origin ASes present in the Internet Routing Table:    92
      AfriNIC Region origin ASes announcing only one prefix:               26
      AfriNIC Region transit ASes present in the Internet Routing Table:   12
      Average AfriNIC Region AS path length visible:                      5.1
          Max AfriNIC Region AS path length visible:                       16
      Number of AfriNIC addresses announced to Internet:              1766656
          Equivalent to 0 /8s, 26 /16s and 245 /24s
          Percentage of available AfriNIC address space announced:       10.5
      
      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      904       1101         645   Telstra Pty Ltd
       4134      673       2457         116   Data Communications Bureau
       4766      408       2904         241   Korea Internet Exchange for "
       2907      362       1847         338   SINET Japan
       9443      344         69          79   Primus Telecommunications
        703      337        372         261   UUNET
      17557      319         23         154   Pakistan Telecom
       9583      300         44          11   Satyam Infoway Ltd.,
      17676      295       4348          38   XTAGE CORPORATION
       2764      288        289         237   connect.com.au pty ltd
       7474      271        305         213   Optus Communications Pty Ltd
       4538      249       1811          21   China Education and Research 
       4755      218        130          58   Videsh Sanchar Nigam Ltd. Aut
       9929      218        154          30   China Netcom Corp.
       9942      216         69         128   COMindico Australia
       9800      214        347          55   CHINA UNICOM
       9498      188         30          35   BHARTI BT INTERNET LTD.
      17642      152         40         111   RequestDSL BGP AS# for Sydney
      17964      151        117          58   Beijing Dian-Xin-Tong Network
       7633      149         23          40   Software Technology Parks of 
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1400       8662         967   UUNET Technologies, Inc. 
       7018     1386       7014         961   AT&T 
       1239      946       3093         662   Sprint 
       3356      762      10925         607   Level 3 Communications, LLC 
        209      724       3533         505   Qwest 
       6197      696        401         235   BellSouth Network Solutions, 
       4323      690        592         208   Time Warner Communications, I
      18566      685        192           9   Covad Communications 
      20115      602        330         336   Charter Communications 
       6198      591        381         228   BellSouth Network Solutions, 
       7843      511        559         121   Adelphia Corp. 
        852      505       1124         401   Telus Advanced Communications
       7066      503        207         271   Virginia Polytechnic Institut
       7132      451       7417         309   Southwestern Bell Internet Se
       2386      419        544         221   AT&T Data Communications Serv
        690      398         58         268   Merit Network 
      19029      394        169         251   New Edge Networks 
       4355      392        323         101   EarthLink, Inc. 
        376      383        359         114   Reseau Interordinateurs Scien
      27364      382         28          23   Armstrong Cable Services 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      690       2074         573   UUNET - Commercial IP service
       3301      335       1174         316   TeliaNet Sweden
       3320      278       1972         229   Deutsche Telekom AG
       8220      273        411         258   COLT Internet - International
        680      241       2027         237   DFN-IP service G-WiN
        719      235        288         105   LANLINK autonomous system
       1257      225        504         191   SWIPnet Swedish IP Network
      13083      215         51           8   Mannesmann Datenverarbeitung 
       3246      187        425         185   Song Networks
        786      175       1826         175   The JANET IP Service
       8708      171        111         162   Romania Data Systems S.A.
       5515      169        762         135   Sonera Solution Autonomous Sy
      25186      168        201         109   France Telecom Transpac's Tra
       3215      153        791          70   France Telecom Transpac
       5400      140        224         129   BT Ignite European Backbone
       3303      138        557         138   Swisscom Ltd
      12302      125         18          32   MobiFon S.A.
       3269      122       1004          64   TELECOM ITALIA
       2856      119       1294         109   BTnet UK Regional network
       6746      105         17          94   Dynamic Network Technologies,
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      357        121          66   ImpSat
       8151      244        350         126   UniNet S.A. de C.V. 
      11172      198         77          44   Servicios Alestra S.A de C.V 
      16814      155         10           5   NSS, S.A. 
       7303      138         51          29   Telecom Argentina Stet-France
       6505      133         90          93   Global One Communicaoes Ltda 
       6503      128        220          93   AVANTEL, S.A. 
       6147      124         78          20   Telefonica Del Peru 
      11340      110          3          31   Red Universitaria Nacional 
      15311       78         18          38   Telefonica Empresas 
       6535       77          5          19   Chilesat Servicios  Empresari
       4270       71         18           9   Red de Interconexion Universi
      11311       68          7          22   Sinectis S.A. 
      11992       68         25          29   Integrated Systems 
       7080       66          4           2   Electronica y Comunicaciones 
      27699       62        168          15   TELECOMUNICACOES DE SAO PAULO
      10292       61          6          28   TELECOMMUNICATIONS OF JAMAICA
      14420       61          4          23   ANDINATEL S.A. 
       1916       59        247          39   Fundacao de Amparo a Pesquisa
       7738       59        218          13   Telecomunicacoes da Bahia S.A
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      249        632         218   The Internet Solution 
       5536      103          8           3   Internet Egypt Network
       2018       94        297          92   Tertiary Education Network 
       2905       90        272          80   The Internetworking Company o
       2561       58          6           3   Egyptian Universities Network
      11845       36          9          11   Data Pro Business Online 
       3208       32          2           1   ARN Network
      16637       26          9          19   Johnnic e-Ventures 
       9129       25          3           4   UUNET Kenya
       5713       24         93          22   Telkom SA Ltd 
      24835       23         18           6   RAYA Telecom - Egypt
      12455       22          4           2   Jambonet Autonomous system
       6713       21         38           8   Itissalat Al-MAGHRIB
       8524       18          2           4   AUCEGYPT Autonomous System
      10798       18          1          12   Standard Bank of South Africa
      15706       16          2           3   Sudatel Internet Exchange Aut
      12258       15          3          10   Vodacom Internet Company 
      17148       14          1           8   First National Bank 
       2609       12         10           3   Tunisia BackBone AS
       8346       12          6          12   SONATEL-AS Autonomous System
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      18566       685         676      Covad Communications 
       4134       673         557      Data Communications Bureau
       4323       690         482      Time Warner Communications, I
       6197       696         461      BellSouth Network Solutions, 
       7018      1386         425      AT&T 
       7843       511         390      Adelphia Corp. 
       6198       591         363      BellSouth Network Solutions, 
      27364       382         359      Armstrong Cable Services 
      22909       332         315      Comcast Cable Corporation 
       5668       321         305      Century Telephone 
      22773       332         301      Cox Communications, Inc. Atla
       4355       392         291      EarthLink, Inc. 
       6140       357         291      ImpSat
       9583       300         289      Satyam Infoway Ltd.,
       1239       946         284      Sprint 
        376       383         269      Reseau Interordinateurs Scien
      20115       602         266      Charter Communications 
       9443       344         265      Primus Telecommunications
       1221       904         259      Telstra Pty Ltd
      17676       295         257      XTAGE CORPORATION
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65412   PRIVATE       64.70.42.0/24         3561       Cable & Wireless USA
      64512   PRIVATE       131.95.1.240/28      16430       University of Southe
      64198   RESERVED      192.107.195.0/24     22767       NASA Earth Science D
       1877   UNALLOCATED   192.108.199.0/24      1876       Southern Methodist U
      64198   RESERVED      198.10.49.0/24       22767       NASA Earth Science D
      64512   PRIVATE       204.70.1.0/24         3561       Cable & Wireless USA
      23861   UNALLOCATED   210.93.46.0/24        3786       DACOM Corporation
      23861   UNALLOCATED   210.93.47.0/24        3786       DACOM Corporation
      
      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
      192.84.205.0/24        719     LANLINK autonomous system
      192.119.135.0/24       270     NASA 
      192.135.50.0/24       7018     AT&T 
      192.136.79.0/24        719     LANLINK autonomous system
      192.157.49.0/24       1220     INFONET 
      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       /11:15      /12:57      
      /13:105     /14:282     /15:502     /16:7542    /17:1853    /18:3445    
      /19:8882    /20:9344    /21:6700    /22:9475    /23:11032   /24:71917   
      /25:199     /26:294     /27:170     /28:28      /29:7       /30:43      
      /31:0       /32:11      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      668           685      Covad Communications 
       6197      546           696      BellSouth Network Solutions, 
       7018      505          1386      AT&T 
       6198      442           591      BellSouth Network Solutions, 
        701      422          1400      UUNET Technologies, Inc. 
        702      419           690      UUNET - Commercial IP service
       7066      397           503      Virginia Polytechnic Institut
       3356      395           762      Level 3 Communications, LLC 
      20115      382           602      Charter Communications 
      27364      375           382      Armstrong Cable Services 
        690      361           398      Merit Network 
       1239      333           946      Sprint 
       5668      284           321      Century Telephone 
      19029      259           394      New Edge Networks 
      25844      244           244      Skadden, Arps, Slate, Meagher
       4766      235           408      Korea Internet Exchange for "
       3320      226           278      Deutsche Telekom AG
       6386      220           246      bellsouth.net, inc. 
       6517      218           242      Yipes Communications, Inc. 
       4355      215           392      EarthLink, Inc. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3        12:762      13:1        15:6        16:1        17:3      
        20:7        24:873      32:83       38:44       40:26       44:2      
        55:1        56:1        57:13       61:347      62:456      63:1826   
        64:1830     65:1820     66:2229     67:261      68:605      69:371    
        80:454      81:200      82:79      128:144     129:262     130:70     
       131:79      132:17      134:176     135:16      136:128     137:115    
       138:145     139:40      140:157     141:132     142:105     143:48     
       144:81      145:39      146:290     147:74      148:290     149:85     
       150:122     151:61      152:213     153:61      154:1       155:130    
       156:66      157:55      158:136     159:142     160:46      161:51     
       162:367     163:68      164:331     165:169     166:104     167:218    
       168:177     169:96      170:306     171:8       192:5501    193:2534   
       194:2007    195:1312    196:517     198:3641    199:2833    200:2975   
       201:7       202:4348    203:5364    204:3025    205:2016    206:2270   
       207:2586    208:2434    209:2865    210:1030    211:418     212:907    
       213:997     214:23      215:25      216:3364    217:819     218:115    
       219:83      220:157     221:18      222:1      
      
      End of report