[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, 17 Jan 2004 04:08:39 +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 17 Jan, 2004
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            131781
          Prefixes after maximum aggregation:                         81083
          Unique aggregates announced to Internet:                    63611
      Total ASes present in the Internet Routing Table:               16480
      Origin-only ASes present in the Internet Routing Table:         14305
      Origin ASes announcing only one prefix:                          6584
      Transit ASes present in the Internet Routing Table:              2175
      Transit-only ASes present in the Internet Routing Table:           75
      Average AS path length visible in the Internet Routing Table:     4.9
          Max AS path length visible:                                    30
      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:           14
      Number of addresses announced to Internet:                 1279605604
          Equivalent to 76 /8s, 69 /16s and 59 /24s
          Percentage of available address space announced:             34.5
          Percentage of allocated address space announced:             59.3
          Percentage of available address space allocated:             58.2
      Total number of prefixes smaller than registry allocations:     58081
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  24402
          Total APNIC prefixes after maximum aggregation:             13077
      Prefixes being announced from the APNIC address blocks:         22884
          Unique aggregates announced from the APNIC address blocks:  12923
      APNIC Region origin ASes present in the Internet Routing Table:  1971
      APNIC Region origin ASes announcing only one prefix:              585
      APNIC Region transit ASes present in the Internet Routing Table:  313
      Average APNIC Region AS path length visible:                      4.9
          Max APNIC Region AS path length visible:                       16
      Number of APNIC addresses announced to Internet:            134334848
          Equivalent to 8 /8s, 1 /16s and 201 /24s
          Percentage of available APNIC address space announced:       72.4
      
      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:                     77254
          Total ARIN prefixes after maximum aggregation:                47953
      Prefixes being announced from the ARIN address blocks:            59779
          Unique aggregates announced from the ARIN address blocks:     20909
      ARIN Region origin ASes present in the Internet Routing Table:     8862
      ARIN Region origin ASes announcing only one prefix:                3115
      ARIN Region transit ASes present in the Internet Routing Table:     848
      Average ARIN Region AS path length visible:                         4.6
          Max ARIN Region AS path length visible:                          16
      Number of ARIN addresses announced to Internet:               214948768
          Equivalent to 12 /8s, 207 /16s and 219 /24s
          Percentage of available ARIN address space announced:          71.2
      
      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:                     23553
          Total RIPE prefixes after maximum aggregation:                17174
      Prefixes being announced from the RIPE address blocks:            20399
          Unique aggregates announced from the RIPE address blocks:     13543
      RIPE Region origin ASes present in the Internet Routing Table:     5116
      RIPE Region origin ASes announcing only one prefix:                2750
      RIPE Region transit ASes present in the Internet Routing Table:     890
      Average RIPE Region AS path length visible:                         5.6
          Max RIPE Region AS path length visible:                          30
      Number of RIPE addresses announced to Internet:               149179264
          Equivalent to 8 /8s, 228 /16s and 75 /24s
          Percentage of available RIPE address space announced:          68.4
      
      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:                    5416
          Total LACNIC prefixes after maximum aggregation:               2203
      Prefixes being announced from the LACNIC address blocks:           5010
          Unique aggregates announced from the LACNIC address blocks:    3136
      LACNIC Region origin ASes present in the Internet Routing Table:    366
      LACNIC Region origin ASes announcing only one prefix:               107
      LACNIC Region transit ASes present in the Internet Routing Table:    72
      Average LACNIC Region AS path length visible:                       5.2
          Max LACNIC Region AS path length visible:                        12
      Number of LACNIC addresses announced to Internet:              13958656
          Equivalent to 0 /8s, 212 /16s and 254 /24s
          Percentage of available LACNIC address space announced:        41.6
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1150
          Total AfriNIC prefixes after maximum aggregation:               676
      Prefixes being announced from the AfriNIC address blocks:           736
          Unique aggregates announced from the AfriNIC address blocks:    568
      AfriNIC Region origin ASes present in the Internet Routing Table:    92
      AfriNIC Region origin ASes announcing only one prefix:               27
      AfriNIC Region transit ASes present in the Internet Routing Table:   12
      Average AfriNIC Region AS path length visible:                      5.0
          Max AfriNIC Region AS path length visible:                       15
      Number of AfriNIC addresses announced to Internet:              1758464
          Equivalent to 0 /8s, 26 /16s and 213 /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      902       1097         650   Telstra Pty Ltd
       4134      701       2413         110   Data Communications Bureau
       4766      406       2904         239   Korea Internet Exchange for "
       2907      362       1847         339   SINET Japan
       9443      344         69          79   Primus Telecommunications
        703      338        372         262   UUNET
      17557      312         22         152   Pakistan Telecom
       9583      295         44          11   Satyam Infoway Ltd.,
      17676      293       4316          39   XTAGE CORPORATION
       2764      287        289         236   connect.com.au pty ltd
       7474      272        305         214   Optus Communications Pty Ltd
       4538      249       1811          21   China Education and Research 
       4755      223        130          58   Videsh Sanchar Nigam Ltd. Aut
       9929      215        153          28   China Netcom Corp.
       9800      214        347          55   CHINA UNICOM
       9942      214         69         127   COMindico Australia
       9498      184         46          35   BHARTI BT INTERNET LTD.
      17642      153         40         112   RequestDSL BGP AS# for Sydney
      17964      153        117          58   Beijing Dian-Xin-Tong Network
       7633      147         23          40   Software Technology Parks of 
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        701     1404       8678         971   UUNET Technologies, Inc. 
       7018     1396       7032         972   AT&T 
       1239      944       3090         660   Sprint 
       6197      775        484         252   BellSouth Network Solutions, 
       3356      764      10926         609   Level 3 Communications, LLC 
        209      719       3530         505   Qwest 
      18566      681        176           8   Covad Communications 
       4323      677        589         205   Time Warner Communications, I
      20115      604        330         340   Charter Communications 
       6198      547        346         197   BellSouth Network Solutions, 
       7843      510        551         122   Adelphia Corp. 
        852      505       1124         401   Telus Advanced Communications
       7066      503        207         271   Virginia Polytechnic Institut
       7132      453       7402         311   Southwestern Bell Internet Se
       2386      417        542         218   AT&T Data Communications Serv
      19029      402        171         258   New Edge Networks 
        690      398         58         268   Merit Network 
       4355      390        323         101   EarthLink, Inc. 
        376      383        359         114   Reseau Interordinateurs Scien
      27364      379         28          24   Armstrong Cable Services 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      690       2076         573   UUNET - Commercial IP service
       3301      335       1175         316   TeliaNet Sweden
       3320      282       1972         232   Deutsche Telekom AG
       8220      268        410         253   COLT Internet - International
       1257      243        504         189   SWIPnet Swedish IP Network
        680      241       2027         237   DFN-IP service G-WiN
        719      234        288         104   LANLINK autonomous system
      13083      215         51           8   Mannesmann Datenverarbeitung 
       3246      189        425         187   Song Networks
        786      175       1826         175   The JANET IP Service
       5515      172        762         134   Sonera Solution Autonomous Sy
      25186      168        201         109   France Telecom Transpac's Tra
       8708      165        111         157   Romania Data Systems S.A.
       3215      150        786          68   France Telecom Transpac
       3303      138        557         138   Swisscom Ltd
       5400      137        224         127   BT Ignite European Backbone
      12302      131         18          35   MobiFon S.A.
       3269      120        972          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      352        121          71   ImpSat
       8151      238        336         123   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      142         53          23   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      112          3          33   Red Universitaria Nacional 
      15311       78         18          38   Telefonica Empresas 
       6535       77          5          19   Chilesat Servicios  Empresari
       4270       70         18           9   Red de Interconexion Universi
      11311       68          7          22   Sinectis S.A. 
       7080       66          4           2   Electronica y Comunicaciones 
      11992       66         24          30   Integrated Systems 
      14420       62          4          23   ANDINATEL S.A. 
      27699       62        168          15   TELECOMUNICACOES DE SAO PAULO
       1916       59        247          39   Fundacao de Amparo a Pesquisa
       7738       59        218          13   Telecomunicacoes da Bahia S.A
      10292       59          5          26   TELECOMMUNICATIONS OF JAMAICA
      
      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       33          2           1   ARN Network
       9129       26          3           4   UUNET Kenya
      16637       26          9          19   Johnnic e-Ventures 
       5713       24         93          22   Telkom SA Ltd 
      24835       23         18           6   RAYA Telecom - Egypt
       6713       22         38           9   Itissalat Al-MAGHRIB
      12455       22          4           2   Jambonet Autonomous system
       8524       18          2           4   AUCEGYPT Autonomous System
      10798       18          1          12   Standard Bank of South Africa
      12258       15          3          10   Vodacom Internet Company 
      15706       15          2           5   Sudatel Internet Exchange Aut
      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       681         673      Covad Communications 
       4134       701         591      Data Communications Bureau
       6197       775         523      BellSouth Network Solutions, 
       4323       677         472      Time Warner Communications, I
       7018      1396         424      AT&T 
       7843       510         388      Adelphia Corp. 
      27364       379         355      Armstrong Cable Services 
       6198       547         350      BellSouth Network Solutions, 
      22909       332         315      Comcast Cable Corporation 
       5668       321         305      Century Telephone 
      22773       331         301      Cox Communications, Inc. Atla
       4355       390         289      EarthLink, Inc. 
       1239       944         284      Sprint 
       9583       295         284      Satyam Infoway Ltd.,
       6140       352         281      ImpSat
        376       383         269      Reseau Interordinateurs Scien
       9443       344         265      Primus Telecommunications
      20115       604         264      Charter Communications 
      17676       293         254      XTAGE CORPORATION
       6347       330         253      SAVVIS Communications Corpora
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      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
      65531   PRIVATE       203.115.82.0/23      23682       Broadband Pacenet In
      64512   PRIVATE       204.70.1.0/24         3561       Cable & Wireless USA
      23861   UNALLOCATED   210.93.46.0/24        4766       Korea Internet Excha
      23861   UNALLOCATED   210.93.47.0/24        4766       Korea Internet Excha
      
      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
      192.172.0.0/19         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     /15:497     /16:7550    /17:1836    /18:3441    
      /19:8896    /20:9344    /21:6708    /22:9442    /23:11011   /24:71823   
      /25:192     /26:296     /27:170     /28:28      /29:5       /30:43      
      /31:0       /32:11      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      665           681      Covad Communications 
       6197      620           775      BellSouth Network Solutions, 
       7018      516          1396      AT&T 
        701      422          1404      UUNET Technologies, Inc. 
        702      421           690      UUNET - Commercial IP service
       6198      400           547      BellSouth Network Solutions, 
       7066      397           503      Virginia Polytechnic Institut
       3356      394           764      Level 3 Communications, LLC 
      20115      384           604      Charter Communications 
      27364      373           379      Armstrong Cable Services 
        690      361           398      Merit Network 
       1239      331           944      Sprint 
       5668      284           321      Century Telephone 
      19029      262           402      New Edge Networks 
      25844      244           244      Skadden, Arps, Slate, Meagher
       4766      233           406      Korea Internet Exchange for "
       3320      229           282      Deutsche Telekom AG
       6386      220           246      bellsouth.net, inc. 
       6517      219           243      Yipes Communications, Inc. 
       4355      215           390      EarthLink, Inc. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3        12:758      13:1        15:6        16:1        17:3      
        20:7        24:879      32:81       38:44       40:26       44:2      
        55:1        56:1        57:13       61:348      62:450      63:1825   
        64:1803     65:1818     66:2173     67:257      68:636      69:366    
        80:455      81:192      82:63      128:144     129:261     130:69     
       131:79      132:17      134:175     135:16      136:128     137:115    
       138:126     139:39      140:158     141:132     142:102     143:48     
       144:88      145:39      146:288     147:74      148:319     149:85     
       150:119     151:61      152:212     153:61      154:1       155:129    
       156:62      157:54      158:134     159:143     160:46      161:51     
       162:369     163:69      164:332     165:167     166:104     167:216    
       168:175     169:96      170:304     171:8       192:5540    193:2525   
       194:2001    195:1294    196:517     198:3632    199:2828    200:2961   
       201:7       202:4347    203:5376    204:3032    205:2023    206:2276   
       207:2594    208:2433    209:2895    210:1021    211:419     212:883    
       213:995     214:23      215:25      216:3373    217:799     218:118    
       219:83      220:156     221:19      222:1      
      
      End of report