[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, 13 Mar 2004 04:06:12 +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 13 Mar, 2004
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                            135072
          Prefixes after maximum aggregation:                         82400
          Unique aggregates announced to Internet:                    64895
      Total ASes present in the Internet Routing Table:               16840
      Origin-only ASes present in the Internet Routing Table:         14621
      Origin ASes announcing only one prefix:                          6757
      Transit ASes present in the Internet Routing Table:              2219
      Transit-only ASes present in the Internet Routing Table:           69
      Average AS path length visible in the Internet Routing Table:     4.8
          Max AS path length visible:                                    31
      Illegal AS announcements present in the Routing Table:              4
      Non-routable prefixes present in the Routing Table:                 0
      Prefixes being announced from unallocated address space:           16
      Number of addresses announced to Internet:                 1285616612
          Equivalent to 76 /8s, 160 /16s and 243 /24s
          Percentage of available address space announced:             34.7
          Percentage of allocated address space announced:             59.6
          Percentage of available address space allocated:             58.2
      Total number of prefixes smaller than registry allocations:     60210
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    25225
          Total APNIC prefixes after maximum aggregation:               13399
      Prefixes being announced from the APNIC address blocks:           23588
          Unique aggregates announced from the APNIC address blocks:    13538
      APNIC Region origin ASes present in the Internet Routing Table:    2029
      APNIC Region origin ASes announcing only one prefix:                606
      APNIC Region transit ASes present in the Internet Routing Table:    322
      Average APNIC Region AS path length visible:                        4.8
          Max APNIC Region AS path length visible:                         15
      Number of APNIC addresses announced to Internet:              138196480
          Equivalent to 8 /8s, 60 /16s and 182 /24s
          Percentage of available APNIC address space announced:       74.5
      
      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:                     78290
          Total ARIN prefixes after maximum aggregation:                48396
      Prefixes being announced from the ARIN address blocks:            60570
          Unique aggregates announced from the ARIN address blocks:     21084
      ARIN Region origin ASes present in the Internet Routing Table:     9019
      ARIN Region origin ASes announcing only one prefix:                3202
      ARIN Region transit ASes present in the Internet Routing Table:     877
      Average ARIN Region AS path length visible:                         4.5
          Max ARIN Region AS path length visible:                          16
      Number of ARIN addresses announced to Internet:               220119072
          Equivalent to 13 /8s, 30 /16s and 192 /24s
          Percentage of available ARIN address space announced:          72.9
      
      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, 70/8, 198/7, 204/6, 208/7
                             and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     24641
          Total RIPE prefixes after maximum aggregation:                17721
      Prefixes being announced from the RIPE address blocks:            21387
          Unique aggregates announced from the RIPE address blocks:     13611
      RIPE Region origin ASes present in the Internet Routing Table:     5263
      RIPE Region origin ASes announcing only one prefix:                2823
      RIPE Region transit ASes present in the Internet Routing Table:     906
      Average RIPE Region AS path length visible:                         5.4
          Max RIPE Region AS path length visible:                          31
      Number of RIPE addresses announced to Internet:               155526656
          Equivalent to 9 /8s, 69 /16s and 38 /24s
          Percentage of available RIPE address space announced:          71.3
      
      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:                    5711
          Total LACNIC prefixes after maximum aggregation:               2202
      Prefixes being announced from the LACNIC address blocks:           5356
          Unique aggregates announced from the LACNIC address blocks:    3320
      LACNIC Region origin ASes present in the Internet Routing Table:    368
      LACNIC Region origin ASes announcing only one prefix:               100
      LACNIC Region transit ASes present in the Internet Routing Table:    71
      Average LACNIC Region AS path length visible:                       5.2
          Max LACNIC Region AS path length visible:                        16
      Number of LACNIC addresses announced to Internet:              14347520
          Equivalent to 0 /8s, 218 /16s and 237 /24s
          Percentage of available LACNIC address space announced:        42.8
      
      LACNIC AS Blocks       26592 - 26623, 27648 - 28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1203
          Total AfriNIC prefixes after maximum aggregation:               682
      Prefixes being announced from the AfriNIC address blocks:           742
          Unique aggregates announced from the AfriNIC address blocks:    560
      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:                      4.9
          Max AfriNIC Region AS path length visible:                       15
      Number of AfriNIC addresses announced to Internet:              1836032
          Equivalent to 0 /8s, 28 /16s and 4 /24s
          Percentage of available AfriNIC address space announced:       10.9
      
      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      884       1102         629   Telstra Pty Ltd
       4134      659       2600         115   Data Communications Bureau
       4766      444       2914         242   Korea Internet Exchange for "
       9583      384         38          93   Satyam Infoway Ltd.,
       4755      361        130          59   Videsh Sanchar Nigam Ltd. Aut
       2907      357       1830         334   SINET Japan
       9443      356         70          81   Primus Telecommunications
        703      338        374         260   UUNET
      17557      338         24         172   Pakistan Telecom
      17676      299       4412          39   XTAGE CORPORATION
       2764      298        274         242   connect.com.au pty ltd
       7474      270        304         210   Optus Communications Pty Ltd
       9942      241         70         138   COMindico Australia
       9929      228        155          30   China Netcom Corp.
       9800      214        347          55   CHINA UNICOM
       9498      196         31          38   BHARTI BT INTERNET LTD.
       4837      169       1571         102   chinanet IDC center beijing n
       9304      164        157          20   Hutchison Telecom (HK)
       4739      150         60         138   Commerical Internet eXchange 
      17964      149        119          56   Beijing Dian-Xin-Tong Network
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1412       7211         988   AT&T 
        701     1340       8575         960   UUNET Technologies, Inc. 
       1239      951       3068         654   Sprint 
       3356      854      10945         680   Level 3 Communications, LLC 
        209      719       3532         507   Qwest 
      18566      691        192           8   Covad Communications 
       4323      689        559         199   Time Warner Communications, I
       6197      679        442         268   BellSouth Network Solutions, 
      20115      631        348         332   Charter Communications 
       6198      548        354         196   BellSouth Network Solutions, 
        852      513       1123         403   Telus Advanced Communications
       7066      499        207         271   Virginia Polytechnic Institut
       7843      493        593         121   Adelphia Corp. 
       7132      471       7834         324   Southwestern Bell Internet Se
       2386      432        579         231   AT&T Data Communications Serv
        690      397         58         267   Merit Network 
       4355      397        323         103   EarthLink, Inc. 
      27364      388         28          23   Armstrong Cable Services 
        376      380        343         113   Reseau Interordinateurs Scien
      19029      374        168         248   New Edge Networks 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      676       2039         565   UUNET - Commercial IP service
       3301      338       1178         317   TeliaNet Sweden
       3320      287       1965         235   Deutsche Telekom AG
       8220      264        412         251   COLT Internet - International
        680      242       2027         238   DFN-IP service G-WiN
       1257      236        510         195   SWIPnet Swedish IP Network
        719      233        288         105   LANLINK autonomous system
      13083      216         51           8   Mannesmann Datenverarbeitung 
       3246      192        449         189   Song Networks
        786      175       1826         175   The JANET IP Service
       8708      172        111         162   Romania Data Systems S.A.
       1273      169        172         100   Cable & Wireless Deutschland 
       5515      168        762         135   Sonera Solution Autonomous Sy
      25186      165        186         108   France Telecom Transpac's Tra
       3215      164        800          79   France Telecom Transpac
       5400      151        223         134   BT Ignite European Backbone
       3303      137        620         137   Swisscom Ltd
       6746      134         27         113   Dynamic Network Technologies,
       3269      125       1037          65   TELECOM ITALIA
      12302      121         17          28   MobiFon S.A.
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      375        123          64   ImpSat
       8151      260        384         127   UniNet S.A. de C.V. 
      11172      207         75          43   Servicios Alestra S.A de C.V 
      16814      156         11           6   NSS, S.A. 
       6503      141        220          97   AVANTEL, S.A. 
       7303      138         52          31   Telecom Argentina Stet-France
       6147      132         78          20   Telefonica Del Peru 
       6505      132         90          92   Global One Communicaoes Ltda 
      11992      100          9          28   Integrated Systems 
      11556       88         73          25   Cable-Wireless Panama 
       6535       79          5          19   Chilesat Servicios  Empresari
      15311       78         18          38   Telefonica Empresas 
       4270       71         18           9   Red de Interconexion Universi
      11311       70          7          17   Sinectis S.A. 
      14535       68          6           5   Techtel S.A. 
       5639       64          7          13   Telecommunications Services o
       7080       64          4           1   Electronica y Comunicaciones 
      14420       64          4          23   ANDINATEL S.A. 
       7738       62        234          14   Telecomunicacoes da Bahia S.A
      10292       62          6          26   TELECOMMUNICATIONS OF JAMAICA
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      251        632         218   The Internet Solution 
       5536      105          8           3   Internet Egypt Network
       2018       94        297          92   Tertiary Education Network 
       2905       90        272          80   The Internetworking Company o
       2561       57          6           3   Egyptian Universities Network
      11845       38          9          11   Data Pro Business Online 
       3208       33          2           1   ARN Network
       9129       32          3           4   UUNET Kenya
      16637       25          9          18   Johnnic e-Ventures 
       5713       24         93          22   Telkom SA Ltd 
      12455       24          4           2   Jambonet Autonomous system
      24835       23         18           6   RAYA Telecom - Egypt
       6713       22         38           9   Itissalat Al-MAGHRIB
      14988       22         16           1   Botswana Telecommunications C
       8524       18          2           4   AUCEGYPT Autonomous System
      10798       18          1          12   Standard Bank of South Africa
      15706       16          2           3   Sudatel Internet Exchange Aut
      15808       16          1           7   Communication Solutions Ltd i
      15825       16          1           9   Network Computer Systems Auto
      12258       15          3          10   Vodacom Internet Company 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      18566       691         683      Covad Communications 
       4134       659         544      Data Communications Bureau
       4323       689         490      Time Warner Communications, I
       6197       679         411      BellSouth Network Solutions, 
        701      1340         380      UUNET Technologies, Inc. 
       7843       493         372      Adelphia Corp. 
      27364       388         365      Armstrong Cable Services 
       6198       548         352      BellSouth Network Solutions, 
      22909       372         346      Comcast Cable Corporation 
       5668       350         335      Century Telephone 
      22773       350         313      Cox Communications, Inc. Atla
       6140       375         311      ImpSat
       4755       361         302      Videsh Sanchar Nigam Ltd. Aut
      20115       631         299      Charter Communications 
       1239       951         297      Sprint 
       4355       397         294      EarthLink, Inc. 
       9583       384         291      Satyam Infoway Ltd.,
       6347       370         289      SAVVIS Communications Corpora
       9443       356         275      Primus Telecommunications
        376       380         267      Reseau Interordinateurs Scien
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
       1877   UNALLOCATED   192.108.199.0/24      1876       Southern Methodist U
      29975   UNALLOCATED   196.46.160.0/20       3741       The Internet Solutio
      64541   PRIVATE       209.120.215.0/24     22551       Anobi Technology Cor
      18412   UNALLOCATED   211.77.0.0/19         9674       Far EastTone Telecom
      
      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 
      164.234.0.0/18         721     DLA Systems Automation Center
      164.234.0.0/16         721     DLA Systems Automation Center
      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        /8:20       /9:3       /10:6       /11:14      /12:58      
      /13:107     /14:291     /15:509     /16:7626    /17:1934    /18:3517    
      /19:9067    /20:9498    /21:6940    /22:9739    /23:11232   /24:73776   
      /25:198     /26:283     /27:159     /28:30      /29:8       /30:42      
      /31:0       /32:15      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      674           691      Covad Communications 
       6197      520           679      BellSouth Network Solutions, 
       7018      505          1412      AT&T 
       3356      461           854      Level 3 Communications, LLC 
        702      412           676      UUNET - Commercial IP service
       6198      396           548      BellSouth Network Solutions, 
       7066      394           499      Virginia Polytechnic Institut
      20115      385           631      Charter Communications 
      27364      381           388      Armstrong Cable Services 
        701      371          1340      UUNET Technologies, Inc. 
        690      360           397      Merit Network 
       1239      347           951      Sprint 
       5668      309           350      Century Telephone 
       4766      266           444      Korea Internet Exchange for "
      25844      244           244      Skadden, Arps, Slate, Meagher
      19029      242           374      New Edge Networks 
       3320      235           287      Deutsche Telekom AG
       6517      230           252      Yipes Communications, Inc. 
       9583      229           384      Satyam Infoway Ltd.,
      13609      220           260      Choice One Communications Inc
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3        12:798      13:1        15:4        16:1        17:3      
        20:6        24:839      32:84       38:52       40:56       44:3      
        55:1        56:1        57:12       61:385      62:482      63:1825   
        64:1884     65:1934     66:2364     67:280      68:560      69:433    
        80:477      81:256      82:121      83:10      128:139     129:243    
       130:73      131:79      132:16      134:177     135:16      136:186    
       137:107     138:152     139:46      140:149     141:135     142:107    
       143:49      144:80      145:37      146:289     147:76      148:368    
       149:85      150:101     151:62      152:214     153:60      154:1      
       155:127     156:62      157:57      158:146     159:141     160:50     
       161:55      162:375     163:78      164:324     165:162     166:111    
       167:211     168:210     169:99      170:302     171:8       192:5527   
       193:2629    194:2020    195:1351    196:525     198:3655    199:2953   
       200:3185    201:7       202:4494    203:5472    204:2989    205:1999   
       206:2261    207:2619    208:2402    209:2881    210:1153    211:479    
       212:919     213:1092    214:22      215:26      216:3336    217:865    
       218:154     219:101     220:195     221:19      222:6      
      
      End of report