[apops] Weekly Routing Table Report

  • To: apops at apops dot net, nanog at nanog dot org, routing-wg at ripe dot net, afnog at afnog dot org
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Table Analysis <cscora at apnic dot net>
  • Date: Sat, 10 Dec 2005 04:09:47 +1000 (EST)
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  • Reply-to: pfs@cisco.com
    • 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 Dec, 2005
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              176382
          Prefixes after maximum aggregation:                           99292
          Unique aggregates announced to Internet:                      85551
      Total ASes present in the Internet Routing Table:                 21109
      Origin-only ASes present in the Internet Routing Table:           18376
      Origin ASes announcing only one prefix:                            8708
      Transit ASes present in the Internet Routing Table:                2733
      Transit-only ASes present in the Internet Routing Table:             73
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      20
      Prefixes from unregistered ASNs in the Routing Table:                10
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             12
      Number of addresses announced to Internet:                   1487247552
          Equivalent to 88 /8s, 165 /16s and 152 /24s
          Percentage of available address space announced:               40.1
          Percentage of allocated address space announced:               60.4
          Percentage of available address space allocated:               66.4
      Total number of prefixes smaller than registry allocations:       84709
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    37050
          Total APNIC prefixes after maximum aggregation:               15698
      Prefixes being announced from the APNIC address blocks:           34782
          Unique aggregates announced from the APNIC address blocks:    16957
      APNIC Region origin ASes present in the Internet Routing Table:    2433
      APNIC Region origin ASes announcing only one prefix:                701
      APNIC Region transit ASes present in the Internet Routing Table:    367
      Average APNIC Region AS path length visible:                        4.5
          Max APNIC Region AS path length visible:                         17
      Number of APNIC addresses announced to Internet:              208250048
          Equivalent to 12 /8s, 105 /16s and 164 /24s
          Percentage of available APNIC address space announced:         77.3
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911
      APNIC Address Blocks   58/7, 60/7, 124/7, 126/8, 202/7, 210/7, 218/7,
                             220/7 and 222/8
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                     93025
          Total ARIN prefixes after maximum aggregation:                56083
      Prefixes being announced from the ARIN address blocks:            72439
          Unique aggregates announced from the ARIN address blocks:     27647
      ARIN Region origin ASes present in the Internet Routing Table:    10395
      ARIN Region origin ASes announcing only one prefix:                3871
      ARIN Region transit ASes present in the Internet Routing Table:     958
      Average ARIN Region AS path length visible:                         4.3
          Max ARIN Region AS path length visible:                          17
      Number of ARIN addresses announced to Internet:               278863872
          Equivalent to 16 /8s, 159 /16s and 32 /24s
          Percentage of available ARIN address space announced:          69.3
      
      ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
      (pre-ERX allocations)  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, 29696-30719, 31744-33791
                             35840-36863
      ARIN Address Blocks    24/8, 63/8, 64/6, 68/7, 70/6, 74/7, 76/8,
                             198/7, 204/6, 208/7 and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     34544
          Total RIPE prefixes after maximum aggregation:                23346
      Prefixes being announced from the RIPE address blocks:            31538
          Unique aggregates announced from the RIPE address blocks:     21154
      RIPE Region origin ASes present in the Internet Routing Table:     7406
      RIPE Region origin ASes announcing only one prefix:                3881
      RIPE Region transit ASes present in the Internet Routing Table:    1225
      Average RIPE Region AS path length visible:                         5.0
          Max RIPE Region AS path length visible:                          20
      Number of RIPE addresses announced to Internet:               226658368
          Equivalent to 13 /8s, 130 /16s and 136 /24s
          Percentage of available RIPE address space announced:          67.5
      
      RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
      (pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                             6656-6911, 8192-9215, 12288-13311, 15360-16383
                             20480-21503, 24576-25599, 28672-29695
                             30720-31743, 33792-35839, 38912-39935
      RIPE Address Blocks    62/8, 80/5, 88/6, 188/8, 193/8, 194/7, 212/7
                             and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                    9937
          Total LACNIC prefixes after maximum aggregation:               3316
      Prefixes being announced from the LACNIC address blocks:           8216
          Unique aggregates announced from the LACNIC address blocks:    4798
      LACNIC Region origin ASes present in the Internet Routing Table:    657
      LACNIC Region origin ASes announcing only one prefix:               209
      LACNIC Region transit ASes present in the Internet Routing Table:   122
      Average LACNIC Region AS path length visible:                       5.3
          Max LACNIC Region AS path length visible:                        20
      Number of LACNIC addresses announced to Internet:              22984448
          Equivalent to 1 /8s, 94 /16s and 183 /24s
          Percentage of available LACNIC address space announced:        34.2
      
      LACNIC AS Blocks       26592-26623, 27648-28671, plus ERX transfers
      LACNIC Address Blocks  189/8, 190/8, 200/7
      
      AfriNIC Region Analysis Summary
      -------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1820
          Total AfriNIC prefixes after maximum aggregation:               849
      Prefixes being announced from the AfriNIC address blocks:          1172
          Unique aggregates announced from the AfriNIC address blocks:    831
      AfriNIC Region origin ASes present in the Internet Routing Table:   144
      AfriNIC Region origin ASes announcing only one prefix:               46
      AfriNIC Region transit ASes present in the Internet Routing Table:   23
      Average AfriNIC Region AS path length visible:                      4.5
          Max AfriNIC Region AS path length visible:                       12
      Number of AfriNIC addresses announced to Internet:              2892800
          Equivalent to 0 /8s, 44 /16s and 36 /24s
          Percentage of available AfriNIC address space announced:        8.6
      
      AfriNIC AS Blocks      36864-37887 & ERX transfers
      AfriNIC Address Blocks 41/8, 196/8
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       4134     1006       6463         203   CHINANET-BACKBONE
       9583      836         77          12   Sify Limited
       4755      749        259          72   Videsh Sanchar Nigam Ltd. Aut
       1221      671       1366         482   Telstra Pty Ltd
       4766      653       3927         287   Korea Telecom (KIX)
       7545      510        108          70   TPG Internet Pty Ltd
      17676      470       6819         100   Softbank BB Corp.
      17488      430         26          11   Hathway IP Over Cable Interne
       9498      412        216          67   BHARTI BT INTERNET LTD.
       9443      401         88          86   Primus Telecommunications
       4802      346         74         159   Wantree Development
       2907      340       1764         317   SINET Japan
       9929      331        217          49   China Netcom Corp.
      17557      329         24         160   Pakistan Telecom
      18302      329        152          25   SK Global co., Ltd
       7474      325        225         224   SingTel Optus Pty Ltd
      17974      280         65          16   PT TELEKOMUNIKASI INDONESIA
      18101      280         68          19   Reliance Infocom Ltd Internet
       9837      274         78         173   Powertel Ltd
       9800      255        410          67   CHINA UNICOM
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1471       6305         967   AT&T WorldNet Services
       4323     1190        706         231   Time Warner Telecom
        174     1058       5827         976   Cogent Communications
        721     1054      21922         308   DLA Systems Automation Center
        701      987       8118         830   UUNET Technologies, Inc. 
       6197      971        434         505   BellSouth Network Solutions, 
       2386      915        531         688   AT&T Data Communications Serv
      18566      882        240           7   Covad Communications 
       1239      839       2800         593   Sprint 
      20115      657        535         343   Charter Communications 
        209      656       3606         520   Qwest 
      11492      632         89          11   Cable One 
      22773      590       1477          29   Cox Communications, Inc.
        852      573       1092         381   Telus Advanced Communications
      19262      569       1608         140   Verizon Global Networks 
        855      564        247          66   Canadian Research Network 
      19916      563         49          54   OLM LLC 
       3602      532        126         103   Sprint Canada, Inc. 
       3356      531      10619         411   Level 3 Communications, LLC 
       6478      503       1434         281   AT&T Worldnet Services 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      603       1958         477   UUNET - Commercial IP service
       3301      306       1085         292   TeliaNet Sweden
       3320      287       3231         242   Deutsche Telekom AG
       8220      271        474         266   COLT Telecommunications
        680      244       2040         238   DFN-IP service G-WiN
       8708      233        274         215   Romania Data Systems S.A.
       3246      226        469         219   Song Networks
       6746      201         51         172   Dynamic Network Technologies,
       1257      189        712         170   SWIPnet Swedish IP Network
       3269      182       1829          68   TELECOM ITALIA
       5515      180        840         127   Sonera Solution Autonomous Sy
        786      174       1795         174   The JANET IP Service
       5400      166        317         136   BT Ignite European Backbone
       8866      163         37           9   Bulgarian Telecommunication C
       6830      161        669          33   UPC Distribution Services
       3300      159        169          93   AUCS Communications Services 
      12479      157        322           5   Uni2 Autonomous System
      24863      156         38           9   LINKdotNET AS number
       3215      155       1323          79   France Telecom Transpac
       9121      149        417          23   TTnet Autonomous System
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      393        707         168   UniNet S.A. de C.V. 
      16814      295         18           7   NSS, S.A. 
      11172      289        106          74   Servicios Alestra S.A de C.V 
      19632      198         14           5   Metropolis Intercom S.A. 
      14117      184         11           6   Telefonica del Sur S.A. 
      22047      179        128           7   VTR PUNTO NET S.A. 
      13999      175         52           9   Mega Cable S.A. de C.V. 
       7303      152         72          19   Telecom Argentina Stet-France
       6147      150        118          21   Telefonica Del Peru 
      11664      139         22          13   Keytech SA 
      11556      132         64           3   Cable-Wireless Panama 
      19169      127          8          20   Telconet 
      10481      121         48           8   Prima S.A. 
       6503      114        148          75   AVANTEL, S.A. 
      18822      114          8          11   TELEFONICA MANQUEHUE 
       5639      112         12           9   Telecommunications Services o
      21826      112         14          18   INTERCABLE 
       6505      106         88          79   Global One Communicaoes Ltda 
      11311       99          8          10   Sinectis S.A. 
       4270       94         17           9   Red de Interconexion Universi
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      271        812         229   The Internet Solution 
       8452      147         44           7   TEDATA
       5536      122          8          16   Internet Egypt Network
       2018      117        298         103   Tertiary Education Network 
      15475      102         84           4   Nile Online
       2905       74        155          67   The Internetworking Company o
       6713       69         71          10   Itissalat Al-MAGHRIB
      20928       61         16           2   Noor Advanced Technologies AS
      24835       59         34           6   RAYA Telecom - Egypt
       5713       38        151          34   Telkom SA Ltd 
      33774       33          4          24   AS Number for Telecom Algeria
      15706       31          8           3   Sudatel Internet Exchange Aut
       8524       23          1           4   AUCEGYPT Autonomous System
      16637       23         10          21   Johnnic e-Ventures 
      23889       23          5           9   MAURITIUS TELECOM
      10798       22          1          13   Standard Bank of South Africa
      21280       22          4           4   Swift Global Kenya Ltd.Is an 
      12455       18          6           5   Jambonet Autonomous system
      12258       17          3          11   Vodacom Internet Company 
      15808       17          2           2   Communication Solutions Ltd i
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4323      1190         959      Time Warner Telecom
      18566       882         875      Covad Communications 
       9583       836         824      Sify Limited
       4134      1006         803      CHINANET-BACKBONE
        721      1054         746      DLA Systems Automation Center
       4755       749         677      Videsh Sanchar Nigam Ltd. Aut
      11492       632         621      Cable One 
      22773       590         561      Cox Communications, Inc.
      19916       563         509      OLM LLC 
        855       564         498      Canadian Research Network 
       6197       971         466      BellSouth Network Solutions, 
       5668       492         445      CenturyTel Internet Holdings,
       7545       510         440      TPG Internet Pty Ltd
      19262       569         429      Verizon Global Networks 
       3602       532         429      Sprint Canada, Inc. 
      17488       430         419      Hathway IP Over Cable Interne
      17676       470         370      Softbank BB Corp.
       4766       653         366      Korea Telecom (KIX)
       6467       411         363      E.Spire Communications, Inc. 
       9498       412         345      BHARTI BT INTERNET LTD.
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      38976   UNALLOCATED   62.192.224.0/19      21166       Satgate autonomous s
      38976   UNALLOCATED   62.192.232.0/24      21166       Satgate autonomous s
      38972   UNALLOCATED   80.251.144.0/21      28947       CJSC InT, Ekaterinbu
      38972   UNALLOCATED   80.251.151.0/24      28947       CJSC InT, Ekaterinbu
      38972   UNALLOCATED   80.251.152.0/23      28947       CJSC InT, Ekaterinbu
      24413   UNALLOCATED   202.46.32.0/19       17623       China Netcom Corp.
      24408   UNALLOCATED   203.119.26.0/24       9800       CHINA UNICOM
      24408   UNALLOCATED   203.119.27.0/24       9800       CHINA UNICOM
      24408   UNALLOCATED   203.119.28.0/24       9800       CHINA UNICOM
      24406   UNALLOCATED   203.119.29.0/24       4808       CNCGROUP IP network:
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      132.0.0.0/10           721     DLA Systems Automation Center
      137.0.0.0/13           721     DLA Systems Automation Center
      158.0.0.0/13           721     DLA Systems Automation Center
      192.43.230.0/24       7575     Australian Academic and Rease
      192.44.0.0/24         5501     Fraunhofer Gesellschaft
      192.44.0.0/19          702     UUNET - Commercial IP service
      192.70.164.0/24      25689     National Research Council of 
      192.72.0.0/18         4780     Digital United Inc.
      192.72.0.0/16         4780     Digital United Inc.
      192.84.205.0/24        719     LANLINK autonomous system
      192.119.135.0/24       270     NASA 
      192.172.0.0/19         721     DLA Systems Automation Center
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:19       /9:5       /10:8       /11:19      /12:86      
      /13:190     /14:343     /15:669     /16:8614    /17:2910    /18:4916    
      /19:11092   /20:12229   /21:10298   /22:13543   /23:14675   /24:95835   
      /25:352     /26:271     /27:207     /28:25      /29:12      /30:30      
      /31:3       /32:31      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      866           882      Covad Communications 
       6197      785           971      BellSouth Network Solutions, 
       7018      726          1471      AT&T WorldNet Services
       9583      659           836      Sify Limited
       2386      637           915      AT&T Data Communications Serv
      11492      623           632      Cable One 
       4323      570          1190      Time Warner Telecom
      19916      557           563      OLM LLC 
       4766      458           653      Korea Telecom (KIX)
        855      436           564      Canadian Research Network 
       7011      402           466      Citizens Utilities 
        702      386           603      UUNET - Commercial IP service
       5668      384           492      CenturyTel Internet Holdings,
       1239      364           839      Sprint 
       6198      354           493      BellSouth Network Solutions, 
      15270      325           352      PaeTec.net -a division of Pae
       6517      322           347      Yipes Communications, Inc. 
      22773      305           590      Cox Communications, Inc.
      13609      298           340      Choice One Communications Inc
      18302      298           329      SK Global co., Ltd
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3         8:40       12:1626     13:1        15:11       16:3      
        17:3        18:3        20:42       24:711      30:2        32:73     
        38:186      40:54       44:3        47:3        52:4        55:1      
        56:3        57:34       58:99       59:109      60:166      61:813    
        62:812      63:1893     64:2918     65:2141     66:2902     67:597    
        68:686      69:1340     70:246      71:38       72:482      73:8      
        80:685      81:606      82:508      83:328      84:336      85:395    
        86:222      87:115     125:137     128:150     129:167     130:100    
       131:304     132:34      133:1       134:151     135:45      136:173    
       137:63      138:175     139:76      140:447     141:146     142:404    
       143:148     144:220     145:34      146:304     147:134     148:272    
       149:187     150:109     151:72      152:115     153:94      154:5      
       155:181     156:90      157:120     158:148     159:174     160:85     
       161:74      162:242     163:176     164:184     165:180     166:147    
       167:241     168:469     169:142     170:308     171:12      192:5762   
       193:3335    194:2436    195:1666    196:714     198:3911    199:3263   
       200:4236    201:471     202:6353    203:6611    204:3835    205:2078   
       206:2430    207:2920    208:2026    209:3436    210:1779    211:804    
       212:1242    213:1387    214:313     215:39      216:3763    217:1170   
       218:226     219:128     220:544     221:331     222:135    
      
      End of report