[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, 15 Oct 2005 04:07:05 +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 15 Oct, 2005
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              171970
          Prefixes after maximum aggregation:                           97912
          Unique aggregates announced to Internet:                      83108
      Total ASes present in the Internet Routing Table:                 20686
      Origin-only ASes present in the Internet Routing Table:           17984
      Origin ASes announcing only one prefix:                            8523
      Transit ASes present in the Internet Routing Table:                2702
      Transit-only ASes present in the Internet Routing Table:             76
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      25
      Prefixes from unregistered ASNs in the Routing Table:                24
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             12
      Number of addresses announced to Internet:                   1432117312
          Equivalent to 85 /8s, 92 /16s and 96 /24s
          Percentage of available address space announced:               38.6
          Percentage of allocated address space announced:               58.2
          Percentage of available address space allocated:               66.4
      Total number of prefixes smaller than registry allocations:       82011
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    35743
          Total APNIC prefixes after maximum aggregation:               15711
      Prefixes being announced from the APNIC address blocks:           33520
          Unique aggregates announced from the APNIC address blocks:    16652
      APNIC Region origin ASes present in the Internet Routing Table:    2386
      APNIC Region origin ASes announcing only one prefix:                695
      APNIC Region transit ASes present in the Internet Routing Table:    361
      Average APNIC Region AS path length visible:                        4.4
          Max APNIC Region AS path length visible:                         17
      Number of APNIC addresses announced to Internet:              202736768
          Equivalent to 12 /8s, 21 /16s and 132 /24s
          Percentage of available APNIC address space announced:         75.2
      
      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:                     91412
          Total ARIN prefixes after maximum aggregation:                55469
      Prefixes being announced from the ARIN address blocks:            71439
          Unique aggregates announced from the ARIN address blocks:     26392
      ARIN Region origin ASes present in the Internet Routing Table:    10254
      ARIN Region origin ASes announcing only one prefix:                3778
      ARIN Region transit ASes present in the Internet Routing Table:     957
      Average ARIN Region AS path length visible:                         4.3
          Max ARIN Region AS path length visible:                          17
      Number of ARIN addresses announced to Internet:               272029184
          Equivalent to 16 /8s, 54 /16s and 214 /24s
          Percentage of available ARIN address space announced:          67.6
      
      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:                     33355
          Total RIPE prefixes after maximum aggregation:                22680
      Prefixes being announced from the RIPE address blocks:            30377
          Unique aggregates announced from the RIPE address blocks:     20399
      RIPE Region origin ASes present in the Internet Routing Table:     7198
      RIPE Region origin ASes announcing only one prefix:                3802
      RIPE Region transit ASes present in the Internet Routing Table:    1196
      Average RIPE Region AS path length visible:                         5.0
          Max RIPE Region AS path length visible:                          19
      Number of RIPE addresses announced to Internet:               219976960
          Equivalent to 13 /8s, 28 /16s and 149 /24s
          Percentage of available RIPE address space announced:          65.6
      
      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:                    9671
          Total LACNIC prefixes after maximum aggregation:               3231
      Prefixes being announced from the LACNIC address blocks:           8001
          Unique aggregates announced from the LACNIC address blocks:    4713
      LACNIC Region origin ASes present in the Internet Routing Table:    642
      LACNIC Region origin ASes announcing only one prefix:               204
      LACNIC Region transit ASes present in the Internet Routing Table:   125
      Average LACNIC Region AS path length visible:                       5.2
          Max LACNIC Region AS path length visible:                        25
      Number of LACNIC addresses announced to Internet:              22300160
          Equivalent to 1 /8s, 84 /16s and 70 /24s
          Percentage of available LACNIC address space announced:        33.2
      
      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:                   1761
          Total AfriNIC prefixes after maximum aggregation:               821
      Prefixes being announced from the AfriNIC address blocks:          1071
          Unique aggregates announced from the AfriNIC address blocks:    796
      AfriNIC Region origin ASes present in the Internet Routing Table:   141
      AfriNIC Region origin ASes announcing only one prefix:               44
      AfriNIC Region transit ASes present in the Internet Routing Table:   18
      Average AfriNIC Region AS path length visible:                      4.5
          Max AfriNIC Region AS path length visible:                       12
      Number of AfriNIC addresses announced to Internet:              2839296
          Equivalent to 0 /8s, 43 /16s and 83 /24s
          Percentage of available AfriNIC address space announced:        8.5
      
      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     1005       6236         210   CHINANET-BACKBONE
       9583      806         77          12   Sify Limited
       1221      750       1326         513   Telstra Pty Ltd
       4755      720        259          67   Videsh Sanchar Nigam Ltd. Aut
       4766      619       3927         291   Korea Telecom (KIX)
       7545      514        108          72   TPG Internet Pty Ltd
      17676      470       6819         100   Softbank BB Corp.
       9443      392         87          78   Primus Telecommunications
       9498      381        211          57   BHARTI BT INTERNET LTD.
       2907      337       1763         314   SINET Japan
      17488      336         20           9   Hathway IP Over Cable Interne
       9929      332        224          46   China Netcom Corp.
       7474      330        258         227   SingTel Optus Pty Ltd
      17557      330         39         162   Pakistan Telecom
       4802      325         71         155   Wantree Development
      18302      291        109         170   SK Global co., Ltd
       9837      275         79         176   Powertel Ltd
      17974      271         65          14   PT TELEKOMUNIKASI INDONESIA
      18101      263         68          18   Reliance Infocom Ltd Internet
       1659      260        956          35   Tiawan Academic Network (TANe
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1527       6365         997   AT&T WorldNet Services
       4323     1191        705         231   Time Warner Telecom
        721     1070      21938         308   DLA Systems Automation Center
        174     1060       5848         994   Cogent Communications
        701     1003       8121         839   UUNET Technologies, Inc. 
       6197      947        399         490   BellSouth Network Solutions, 
       2386      933        514         693   AT&T Data Communications Serv
      18566      860        240           7   Covad Communications 
       1239      857       2852         602   Sprint 
        209      639       3572         505   Qwest 
      20115      628        512         332   Charter Communications 
       3602      561        131         109   Sprint Canada, Inc. 
       3561      546       2410         419   Savvis
      22773      539       1348          27   Cox Communications, Inc.
       3356      535      10639         411   Level 3 Communications, LLC 
       5668      486        147          24   CenturyTel Internet Holdings,
       6198      479        448         223   BellSouth Network Solutions, 
      19262      479       1432         121   Verizon Global Networks 
       7132      468       5059         399   SBC Internet Services
        852      436       1092         382   Telus Advanced Communications
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      605       1976         478   UUNET - Commercial IP service
       3301      303       1081         289   TeliaNet Sweden
       3320      286       3231         241   Deutsche Telekom AG
       8220      269        475         264   COLT Telecommunications
        680      243       2040         239   DFN-IP service G-WiN
       8708      240        274         225   Romania Data Systems S.A.
       3246      226        474         219   Song Networks
       1257      194        712         172   SWIPnet Swedish IP Network
       6746      193         50         167   Dynamic Network Technologies,
       5515      181        777         127   Sonera Solution Autonomous Sy
       3269      178       1638          70   TELECOM ITALIA
        786      174       1795         174   The JANET IP Service
       5400      170        289         142   BT Ignite European Backbone
       8866      159         37           9   Bulgarian Telecommunication C
       6830      158        669          33   UPC Distribution Services
       3300      157        185          91   AUCS Communications Services 
      25186      152        227         107   France Telecom Transpac's Tra
       3215      142       1229          81   France Telecom Transpac
       1273      139        177          97   Cable & Wireless Deutschland 
      24863      139         37           6   LINKdotNET AS number
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      403        650         171   UniNet S.A. de C.V. 
      16814      297         18           7   NSS, S.A. 
      11172      279         86          64   Servicios Alestra S.A de C.V 
      11664      195         22          13   Keytech SA 
      19632      195         14           5   Metropolis Intercom S.A. 
       6147      191        118          21   Telefonica Del Peru 
      22047      169        128           7   VTR PUNTO NET S.A. 
      14117      155         10           5   Telefonica del Sur S.A. 
       7303      146         69          17   Telecom Argentina Stet-France
      11556      132         64           2   Cable-Wireless Panama 
      19169      122          8          26   Telconet 
       6505      121         89          85   Global One Communicaoes Ltda 
      10481      121         48           8   Prima S.A. 
      13999      119         52           9   Mega Cable S.A. de C.V. 
       6503      113        148          73   AVANTEL, S.A. 
      18822      112          7          13   TELEFONICA MANQUEHUE 
      21826      107         14          18   INTERCABLE 
       5639      105         12           9   Telecommunications Services o
      11311       99          8          10   Sinectis S.A. 
      23216       88         23          12   RAMtelecom Telecomunicaciones
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      268        708         226   The Internet Solution 
       5536      123          8          12   Internet Egypt Network
       8452      116         44           7   TEDATA
       2018       95        295          86   Tertiary Education Network 
      15475       82         84           4   Nile Online
       2905       78        211          71   The Internetworking Company o
       6713       71         71          10   Itissalat Al-MAGHRIB
      20928       61         16           2   Noor Advanced Technologies AS
      24835       58         34           7   RAYA Telecom - Egypt
       5713       38        149          33   Telkom SA Ltd 
      12455       35          6           3   Jambonet Autonomous system
      15706       31          8           3   Sudatel Internet Exchange Aut
      33774       29          3          19   AS Number for Telecom Algeria
       8524       24          1           4   AUCEGYPT Autonomous System
      16637       23         10          20   Johnnic e-Ventures 
      10798       22          1          13   Standard Bank of South Africa
      21280       21          4           4   Swift Global Kenya Ltd.Is an 
      23889       19          5           9   MAURITIUS TELECOM
      15804       18          2           1   AS of The Way Out Internet So
      12258       17          3          11   Vodacom Internet Company 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4323      1191         960      Time Warner Telecom
      18566       860         853      Covad Communications 
       4134      1005         795      CHINANET-BACKBONE
       9583       806         794      Sify Limited
        721      1070         762      DLA Systems Automation Center
       4755       720         653      Videsh Sanchar Nigam Ltd. Aut
      22773       539         512      Cox Communications, Inc.
       5668       486         462      CenturyTel Internet Holdings,
       6197       947         457      BellSouth Network Solutions, 
       3602       561         452      Sprint Canada, Inc. 
       7545       514         442      TPG Internet Pty Ltd
      17676       470         370      Softbank BB Corp.
      19262       479         358      Verizon Global Networks 
       6467       403         355      E.Spire Communications, Inc. 
      11492       346         335      Cable One 
       4766       619         328      Korea Telecom (KIX)
      17488       336         327      Hathway IP Over Cable Interne
       9498       381         324      BHARTI BT INTERNET LTD.
      15270       342         317      PaeTec.net -a division of Pae
       9443       392         314      Primus Telecommunications
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65003   PRIVATE       57.250.244.0/24      13879       SITA-EQUANT 
      64900   PRIVATE       64.116.137.0/24      17399       Comsat Venezuela, CO
      65506   PRIVATE       64.151.117.0/24      26228       ServePath, LLC 
      64826   PRIVATE       64.200.250.0/23       7911       Williams Communicati
      64826   PRIVATE       64.200.255.0/24       7911       Williams Communicati
      65535   PRIVATE       70.128.144.0/21       7132       SBC Internet Service
      65205   PRIVATE       152.163.5.0/24        2056       America Online 
      64512   PRIVATE       170.51.242.0/24      19037       CTI Compania de Tele
      65111   PRIVATE       194.165.131.0/24      8376       GO-JOR Autonomous Sy
      65004   PRIVATE       200.0.113.0/24       28477       Universidad Autonoma
      65004   PRIVATE       200.4.0.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.1.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.2.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.3.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.4.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.5.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.6.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.7.0/24         28477       Universidad Autonoma
      64900   PRIVATE       200.85.68.0/24       17399       Comsat Venezuela, CO
      24413   UNALLOCATED   202.46.32.0/19       17623       China Netcom Corp.
      18428   UNALLOCATED   203.91.0.0/24         9505       Taiwan Internet Gate
      65005   PRIVATE       203.200.197.0/24      4755       Videsh Sanchar Nigam
      65103   PRIVATE       216.53.126.0/23       7270       Net2Phone Corp. 
      65500   PRIVATE       216.216.217.0/24     19029       New Edge Networks 
      
      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 
      192.84.205.0/24        719     LANLINK autonomous system
      192.119.135.0/24       270     NASA 
      192.135.50.0/24       7018     AT&T WorldNet Services
      192.172.0.0/19         721     DLA Systems Automation Center
      192.200.100.0/24      7018     AT&T WorldNet Services
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:17       /9:5       /10:8       /11:17      /12:80      
      /13:181     /14:330     /15:643     /16:8557    /17:2836    /18:4758    
      /19:10849   /20:11922   /21:9968    /22:13281   /23:14269   /24:93349   
      /25:324     /26:282     /27:177     /28:33      /29:12      /30:38      
      /31:3       /32:31      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      844           860      Covad Communications 
       6197      774           947      BellSouth Network Solutions, 
       7018      745          1527      AT&T WorldNet Services
       2386      645           933      AT&T Data Communications Serv
       9583      629           806      Sify Limited
       4323      567          1191      Time Warner Telecom
       4766      427           619      Korea Telecom (KIX)
       5668      390           486      CenturyTel Internet Holdings,
        702      384           605      UUNET - Commercial IP service
       1239      368           857      Sprint 
       7011      367           427      Citizens Utilities 
      19916      363           369      OLM LLC 
       6198      349           479      BellSouth Network Solutions, 
      11492      338           346      Cable One 
       6517      321           347      Yipes Communications, Inc. 
      15270      315           342      PaeTec.net -a division of Pae
      13609      289           332      Choice One Communications Inc
        701      286          1003      UUNET Technologies, Inc. 
      18302      276           291      SK Global co., Ltd
      22773      275           539      Cox Communications, Inc.
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:2         8:25       12:1606     13:1        15:11       16:3      
        17:3        18:3        20:31       24:635      30:3        32:67     
        38:160      40:54       44:3        47:2        52:4        55:1      
        56:3        57:36       58:95       59:76       60:138      61:766    
        62:779      63:1892     64:2905     65:2092     66:2966     67:638    
        68:675      69:1265     70:213      71:26       72:414      80:655    
        81:565      82:495      83:296      84:285      85:342      86:131    
        87:60      125:17      128:145     129:169     130:96      131:297    
       132:36      133:1       134:146     135:43      136:152     137:66     
       138:166     139:65      140:498     141:141     142:148     143:142    
       144:219     145:34      146:301     147:132     148:281     149:188    
       150:107     151:70      152:113     153:93      154:5       155:140    
       156:79      157:113     158:163     159:173     160:87      161:76     
       162:236     163:148     164:187     165:191     166:151     167:258    
       168:444     169:146     170:306     171:10      190:1       192:5712   
       193:3312    194:2429    195:1562    196:658     198:3890    199:3237   
       200:4248    201:357     202:6133    203:6482    204:3819    205:2053   
       206:2447    207:2851    208:2024    209:3398    210:1692    211:825    
       212:1196    213:1348    214:312     215:39      216:3696    217:1145   
       218:225     219:130     220:508     221:290     222:129    
      
      End of report