[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, 10 Jan 2004 04:06:39 +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 10 Jan, 2004
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            131475
          Prefixes after maximum aggregation:                         80923
          Unique aggregates announced to Internet:                    63324
      Total ASes present in the Internet Routing Table:               16435
      Origin-only ASes present in the Internet Routing Table:         14265
      Origin ASes announcing only one prefix:                          6551
      Transit ASes present in the Internet Routing Table:              2170
      Transit-only ASes present in the Internet Routing Table:           76
      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:              7
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from unallocated address space:           14
      Number of addresses announced to Internet:                 1276999012
          Equivalent to 76 /8s, 29 /16s and 117 /24s
          Percentage of available address space announced:             34.5
          Percentage of allocated address space announced:             60.1
          Percentage of available address space allocated:             57.3
      Total number of prefixes smaller than registry allocations:     57989
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                  24233
          Total APNIC prefixes after maximum aggregation:             13074
      Prefixes being announced from the APNIC address blocks:         22717
          Unique aggregates announced from the APNIC address blocks:  12891
      APNIC Region origin ASes present in the Internet Routing Table:  1971
      APNIC Region origin ASes announcing only one prefix:              576
      APNIC Region transit ASes present in the Internet Routing Table:  309
      Average APNIC Region AS path length visible:                      4.9
          Max APNIC Region AS path length visible:                       16
      Number of APNIC addresses announced to Internet:            133962368
          Equivalent to 7 /8s, 252 /16s and 26 /24s
          Percentage of available APNIC address space announced:       72.2
      
      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:                     77305
          Total ARIN prefixes after maximum aggregation:                47872
      Prefixes being announced from the ARIN address blocks:            59831
          Unique aggregates announced from the ARIN address blocks:     20788
      ARIN Region origin ASes present in the Internet Routing Table:     8837
      ARIN Region origin ASes announcing only one prefix:                3104
      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:               213682848
          Equivalent to 12 /8s, 188 /16s and 138 /24s
          Percentage of available ARIN address space announced:          74.9
      
      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, 198/7, 204/6, 208/7
                             and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     23335
          Total RIPE prefixes after maximum aggregation:                17114
      Prefixes being announced from the RIPE address blocks:            20196
          Unique aggregates announced from the RIPE address blocks:     13441
      RIPE Region origin ASes present in the Internet Routing Table:     5094
      RIPE Region origin ASes announcing only one prefix:                2738
      RIPE Region transit ASes present in the Internet Routing Table:     893
      Average RIPE Region AS path length visible:                         5.6
          Max RIPE Region AS path length visible:                          30
      Number of RIPE addresses announced to Internet:               148407168
          Equivalent to 8 /8s, 216 /16s and 131 /24s
          Percentage of available RIPE address space announced:          68.0
      
      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, 80/6, 84/8, 188/8, 193/8, 194/7,
                             212/7 and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                    5445
          Total LACNIC prefixes after maximum aggregation:               2184
      Prefixes being announced from the LACNIC address blocks:           5014
          Unique aggregates announced from the LACNIC address blocks:    3126
      LACNIC Region origin ASes present in the Internet Routing Table:    366
      LACNIC Region origin ASes announcing only one prefix:               106
      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:              13876480
          Equivalent to 0 /8s, 211 /16s and 189 /24s
          Percentage of available LACNIC address space announced:        41.4
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1152
          Total AfriNIC prefixes after maximum aggregation:               679
      Prefixes being announced from the AfriNIC address blocks:           735
          Unique aggregates announced from the AfriNIC address blocks:    567
      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:                      5.1
          Max AfriNIC Region AS path length visible:                       15
      Number of AfriNIC addresses announced to Internet:              1758208
          Equivalent to 0 /8s, 26 /16s and 212 /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       1098         650   Telstra Pty Ltd
       4134      701       2413         110   Data Communications Bureau
       4766      398       2903         238   Korea Internet Exchange for "
       2907      362       1847         339   SINET Japan
       9443      346         69          79   Primus Telecommunications
        703      338        372         262   UUNET
      17557      307         22         152   Pakistan Telecom
      17676      292       4300          38   XTAGE CORPORATION
       2764      286        289         235   connect.com.au pty ltd
       7474      268        305         212   Optus Communications Pty Ltd
       4538      250       1811          21   China Education and Research 
       4755      222        130          58   Videsh Sanchar Nigam Ltd. Aut
       9942      217         69         128   COMindico Australia
       9800      216        348          57   CHINA UNICOM
       9583      213         44          12   Satyam Infoway Ltd.,
       9929      211        154          28   China Netcom Corp.
       9498      181         30          33   BHARTI BT INTERNET LTD.
      17642      153         40         112   RequestDSL BGP AS# for Sydney
      17964      153        121          62   Beijing Dian-Xin-Tong Network
       3786      148        752         130   DACOM Corporation
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1411       7048         977   AT&T 
        701     1400       8694         967   UUNET Technologies, Inc. 
       1239      945       3088         661   Sprint 
       6197      775        483         251   BellSouth Network Solutions, 
      18566      766        176           8   Covad Communications 
       3356      733      10925         584   Level 3 Communications, LLC 
        209      722       3529         507   Qwest 
       4323      674        589         202   Time Warner Communications, I
      20115      578        323         332   Charter Communications 
       6198      546        340         195   BellSouth Network Solutions, 
       7843      510        535         119   Adelphia Corp. 
        852      504       1124         400   Telus Advanced Communications
       7066      502        207         270   Virginia Polytechnic Institut
       7132      462       7402         311   Southwestern Bell Internet Se
       2386      418        544         219   AT&T Data Communications Serv
      19029      409        172         262   New Edge Networks 
        690      398         58         268   Merit Network 
       4355      390        323         101   EarthLink, Inc. 
        705      380        196         235   UUNET Technologies, Inc. 
      27364      380         28          24   Armstrong Cable Services 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      694       2076         577   UUNET - Commercial IP service
       3301      333       1159         315   TeliaNet Sweden
       3320      281       1972         231   Deutsche Telekom AG
       8220      267        412         252   COLT Internet - International
       1257      245        505         191   SWIPnet Swedish IP Network
        680      229       2022         226   DFN-IP service G-WiN
      13083      215         51           8   Mannesmann Datenverarbeitung 
       3246      186        424         184   Song Networks
        786      175       1826         175   The JANET IP Service
       5515      173        762         135   Sonera Solution Autonomous Sy
      25186      168        201         109   France Telecom Transpac's Tra
       8708      164        111         157   Romania Data Systems S.A.
       3215      150        786          68   France Telecom Transpac
       3303      138        557         138   Swisscom Ltd
       5400      135        224         125   BT Ignite European Backbone
        719      134        288         104   LANLINK autonomous system
      12302      126         18          33   MobiFon S.A.
       2856      119       1294         109   BTnet UK Regional network
       3269      118        940          63   TELECOM ITALIA
       3352      103        892          30   Ibernet, Internet Access Netw
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      350        120          69   ImpSat
       8151      237        335         122   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      139         52          17   Telecom Argentina Stet-France
       6505      132         90          92   Global One Communicaoes Ltda 
       6503      128        220          93   AVANTEL, S.A. 
       6147      124         78          20   Telefonica Del Peru 
      11340      108          3          29   Red Universitaria Nacional 
      15311       78         18          38   Telefonica Empresas 
       6535       76          5          19   Chilesat Servicios  Empresari
       4270       70         17           8   Red de Interconexion Universi
      11992       68         25          32   Integrated Systems 
      11311       66          7          22   Sinectis S.A. 
       7080       64          4           1   Electronica y Comunicaciones 
      27699       62        168          15   TELECOMUNICACOES DE SAO PAULO
       7738       60        218          13   Telecomunicacoes da Bahia S.A
       1916       59        247          39   Fundacao de Amparo a Pesquisa
      14420       59          4          22   ANDINATEL S.A. 
       5639       58          7           8   Telecommunications Services o
      
      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
      16637       26          9          19   Johnnic e-Ventures 
       5713       24         93          22   Telkom SA Ltd 
       9129       24          3           4   UUNET Kenya
      12455       24          4           2   Jambonet Autonomous system
      24835       23         18           6   RAYA Telecom - Egypt
       6713       22         38           9   Itissalat Al-MAGHRIB
       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       766         758      Covad Communications 
       4134       701         591      Data Communications Bureau
       6197       775         524      BellSouth Network Solutions, 
       4323       674         472      Time Warner Communications, I
        701      1400         433      UUNET Technologies, Inc. 
       7843       510         391      Adelphia Corp. 
      27364       380         356      Armstrong Cable Services 
       6198       546         351      BellSouth Network Solutions, 
      22909       327         310      Comcast Cable Corporation 
       5668       320         304      Century Telephone 
      22773       328         299      Cox Communications, Inc. Atla
       4355       390         289      EarthLink, Inc. 
       1239       945         284      Sprint 
       6140       350         281      ImpSat
       9443       346         267      Primus Telecommunications
       1221       904         254      Telstra Pty Ltd
       6347       331         254      SAVVIS Communications Corpora
      17676       292         254      XTAGE CORPORATION
      20115       578         246      Charter Communications 
        376       358         244      Reseau Interordinateurs Scien
      
      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
      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      
      /13:104     /14:279     /15:497     /16:7541    /17:1844    /18:3423    
      /19:8861    /20:9319    /21:6716    /22:9437    /23:11079   /24:71616   
      /25:182     /26:239     /27:141     /28:32      /29:6       /30:47      
      /31:0       /32:11      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      751           766      Covad Communications 
       6197      619           775      BellSouth Network Solutions, 
       7018      528          1411      AT&T 
        702      423           694      UUNET - Commercial IP service
        701      422          1400      UUNET Technologies, Inc. 
       6198      402           546      BellSouth Network Solutions, 
       7066      396           502      Virginia Polytechnic Institut
      27364      374           380      Armstrong Cable Services 
       3356      371           733      Level 3 Communications, LLC 
        690      361           398      Merit Network 
      20115      360           578      Charter Communications 
       1239      333           945      Sprint 
       5668      283           320      Century Telephone 
      19029      267           409      New Edge Networks 
      25844      244           244      Skadden, Arps, Slate, Meagher
       3320      228           281      Deutsche Telekom AG
       4766      227           398      Korea Internet Exchange for "
       6386      223           248      bellsouth.net, inc. 
       6517      216           240      Yipes Communications, Inc. 
       4355      215           390      EarthLink, Inc. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3        12:763      13:1        15:6        16:1        17:3      
        20:7        24:881      32:81       38:44       40:26       44:2      
        55:1        56:1        57:11       61:343      62:439      63:1827   
        64:1809     65:1812     66:2137     67:256      68:656      69:369    
        80:431      81:182      82:64      128:141     129:263     130:69     
       131:78      132:17      134:176     135:16      136:129     137:115    
       138:127     139:39      140:157     141:132     142:104     143:48     
       144:85      145:39      146:289     147:74      148:318     149:85     
       150:119     151:60      152:209     153:59      154:1       155:130    
       156:60      157:55      158:133     159:143     160:46      161:51     
       162:367     163:71      164:332     165:165     166:104     167:214    
       168:176     169:96      170:345     171:7       192:5522    193:2514   
       194:1998    195:1301    196:516     198:3622    199:2831    200:2971   
       201:5       202:4280    203:5366    204:3018    205:2024    206:2247   
       207:2583    208:2452    209:2894    210:977     211:411     212:897    
       213:979     214:23      215:25      216:3392    217:795     218:118    
       219:80      220:155     221:19      222:1      
      
      End of report