[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, 22 Oct 2005 04:06:29 +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 22 Oct, 2005
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              172518
          Prefixes after maximum aggregation:                           98093
          Unique aggregates announced to Internet:                      83749
      Total ASes present in the Internet Routing Table:                 20734
      Origin-only ASes present in the Internet Routing Table:           18027
      Origin ASes announcing only one prefix:                            8543
      Transit ASes present in the Internet Routing Table:                2707
      Transit-only ASes present in the Internet Routing Table:             75
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      21
      Prefixes from unregistered ASNs in the Routing Table:                26
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             10
      Number of addresses announced to Internet:                   1435243072
          Equivalent to 85 /8s, 140 /16s and 18 /24s
          Percentage of available address space announced:               38.7
          Percentage of allocated address space announced:               58.3
          Percentage of available address space allocated:               66.4
      Total number of prefixes smaller than registry allocations:       82326
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    35851
          Total APNIC prefixes after maximum aggregation:               15747
      Prefixes being announced from the APNIC address blocks:           33663
          Unique aggregates announced from the APNIC address blocks:    16681
      APNIC Region origin ASes present in the Internet Routing Table:    2388
      APNIC Region origin ASes announcing only one prefix:                693
      APNIC Region transit ASes present in the Internet Routing Table:    362
      Average APNIC Region AS path length visible:                        4.4
          Max APNIC Region AS path length visible:                         17
      Number of APNIC addresses announced to Internet:              203929728
          Equivalent to 12 /8s, 39 /16s and 184 /24s
          Percentage of available APNIC address space announced:         75.7
      
      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:                     91650
          Total ARIN prefixes after maximum aggregation:                55548
      Prefixes being announced from the ARIN address blocks:            71720
          Unique aggregates announced from the ARIN address blocks:     26944
      ARIN Region origin ASes present in the Internet Routing Table:    10276
      ARIN Region origin ASes announcing only one prefix:                3792
      ARIN Region transit ASes present in the Internet Routing Table:     965
      Average ARIN Region AS path length visible:                         4.3
          Max ARIN Region AS path length visible:                          17
      Number of ARIN addresses announced to Internet:               272820480
          Equivalent to 16 /8s, 66 /16s and 233 /24s
          Percentage of available ARIN address space announced:          67.8
      
      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:                     33529
          Total RIPE prefixes after maximum aggregation:                22748
      Prefixes being announced from the RIPE address blocks:            30530
          Unique aggregates announced from the RIPE address blocks:     20448
      RIPE Region origin ASes present in the Internet Routing Table:     7220
      RIPE Region origin ASes announcing only one prefix:                3807
      RIPE Region transit ASes present in the Internet Routing Table:    1194
      Average RIPE Region AS path length visible:                         5.1
          Max RIPE Region AS path length visible:                          21
      Number of RIPE addresses announced to Internet:               221048320
          Equivalent to 13 /8s, 44 /16s and 238 /24s
          Percentage of available RIPE address space announced:          65.9
      
      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:                    9695
          Total LACNIC prefixes after maximum aggregation:               3231
      Prefixes being announced from the LACNIC address blocks:           8001
          Unique aggregates announced from the LACNIC address blocks:    4690
      LACNIC Region origin ASes present in the Internet Routing Table:    646
      LACNIC Region origin ASes announcing only one prefix:               207
      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:                        21
      Number of LACNIC addresses announced to Internet:              22292992
          Equivalent to 1 /8s, 84 /16s and 42 /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:                   1763
          Total AfriNIC prefixes after maximum aggregation:               819
      Prefixes being announced from the AfriNIC address blocks:          1082
          Unique aggregates announced from the AfriNIC address blocks:    800
      AfriNIC Region origin ASes present in the Internet Routing Table:   140
      AfriNIC Region origin ASes announcing only one prefix:               44
      AfriNIC Region transit ASes present in the Internet Routing Table:   19
      Average AfriNIC Region AS path length visible:                      4.5
          Max AfriNIC Region AS path length visible:                       12
      Number of AfriNIC addresses announced to Internet:              2841088
          Equivalent to 0 /8s, 43 /16s and 90 /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     1006       6230         211   CHINANET-BACKBONE
       9583      812         77          13   Sify Limited
       1221      752       1327         513   Telstra Pty Ltd
       4755      724        259          66   Videsh Sanchar Nigam Ltd. Aut
       4766      619       3927         290   Korea Telecom (KIX)
       7545      518        108          71   TPG Internet Pty Ltd
      17676      470       6819         100   Softbank BB Corp.
       9443      392         87          78   Primus Telecommunications
       9498      382        211          58   BHARTI BT INTERNET LTD.
       2907      338       1763         315   SINET Japan
      17488      334         20           9   Hathway IP Over Cable Interne
       7474      330        258         227   SingTel Optus Pty Ltd
       9929      330        224          46   China Netcom Corp.
      17557      329         24         161   Pakistan Telecom
       4802      325         72         154   Wantree Development
      18302      291        109         170   SK Global co., Ltd
       9837      275         79         176   Powertel Ltd
      17974      272         65          16   PT TELEKOMUNIKASI INDONESIA
      18101      265         68          18   Reliance Infocom Ltd Internet
        703      254        259         210   UUNET - Commercial IP service
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1519       6358         991   AT&T WorldNet Services
       4323     1189        705         228   Time Warner Telecom
        721     1080      21938         313   DLA Systems Automation Center
        174     1052       5847         991   Cogent Communications
        701     1004       8138         841   UUNET Technologies, Inc. 
       6197      944        399         488   BellSouth Network Solutions, 
       2386      923        513         685   AT&T Data Communications Serv
      18566      864        240           7   Covad Communications 
       1239      858       2852         605   Sprint 
        209      641       3572         507   Qwest 
      20115      633        515         336   Charter Communications 
       3602      559        131         109   Sprint Canada, Inc. 
      22773      544       1348          27   Cox Communications, Inc.
      19916      541         48          71   OLM LLC 
       3356      535      10639         411   Level 3 Communications, LLC 
      19262      492       1460         128   Verizon Global Networks 
       6198      489        577         212   BellSouth Network Solutions, 
       5668      484        147          23   CenturyTel Internet Holdings,
       3561      475       2409         402   Savvis
       7132      470       5061         401   SBC Internet Services
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      603       1976         476   UUNET - Commercial IP service
       3301      305       1085         291   TeliaNet Sweden
       3320      286       3231         241   Deutsche Telekom AG
       8220      269        475         264   COLT Telecommunications
        680      244       2040         239   DFN-IP service G-WiN
       8708      239        274         224   Romania Data Systems S.A.
       3246      226        474         219   Song Networks
       6746      196         51         168   Dynamic Network Technologies,
       1257      193        712         171   SWIPnet Swedish IP Network
       5515      183        841         129   Sonera Solution Autonomous Sy
       3269      182       1734          70   TELECOM ITALIA
        786      174       1795         174   The JANET IP Service
       5400      173        317         143   BT Ignite European Backbone
       6830      160        669          33   UPC Distribution Services
       8866      160         37           9   Bulgarian Telecommunication C
       3300      157        169          91   AUCS Communications Services 
      25186      151        227         106   France Telecom Transpac's Tra
       3215      142       1229          81   France Telecom Transpac
      24863      141         37           6   LINKdotNET AS number
       1273      136        176          95   Cable & Wireless Deutschland 
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      386        641         166   UniNet S.A. de C.V. 
      16814      297         18           7   NSS, S.A. 
      11172      280         86          65   Servicios Alestra S.A de C.V 
      11664      198         22          13   Keytech SA 
      19632      196         14           5   Metropolis Intercom S.A. 
       6147      189        118          21   Telefonica Del Peru 
      14117      169         10           5   Telefonica del Sur S.A. 
      22047      168        128           7   VTR PUNTO NET S.A. 
       7303      149         69          15   Telecom Argentina Stet-France
      11556      133         64           3   Cable-Wireless Panama 
      19169      122          8          26   Telconet 
       6505      121         89          85   Global One Communicaoes Ltda 
      10481      121         48           8   Prima S.A. 
      13999      117         52           9   Mega Cable S.A. de C.V. 
      18822      112          7          13   TELEFONICA MANQUEHUE 
       6503      109        148          76   AVANTEL, S.A. 
      21826      108         14          17   INTERCABLE 
       5639      105         12           9   Telecommunications Services o
      11311       99          8          10   Sinectis S.A. 
       4270       88         17           9   Red de Interconexion Universi
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      269        708         227   The Internet Solution 
       5536      123          8          12   Internet Egypt Network
       8452      117         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       59         34           7   RAYA Telecom - Egypt
       5713       37        149          33   Telkom SA Ltd 
      12455       35          6           3   Jambonet Autonomous system
      15706       31          8           3   Sudatel Internet Exchange Aut
      33774       30          3          20   AS Number for Telecom Algeria
       8524       23          1           4   AUCEGYPT Autonomous System
      16637       23         10          20   Johnnic e-Ventures 
      10798       22          1          13   Standard Bank of South Africa
      21280       20          4           4   Swift Global Kenya Ltd.Is an 
      23889       19          5           9   MAURITIUS TELECOM
      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      1189         961      Time Warner Telecom
      18566       864         857      Covad Communications 
       9583       812         799      Sify Limited
       4134      1006         795      CHINANET-BACKBONE
        721      1080         767      DLA Systems Automation Center
       4755       724         658      Videsh Sanchar Nigam Ltd. Aut
      22773       544         517      Cox Communications, Inc.
      19916       541         470      OLM LLC 
       5668       484         461      CenturyTel Internet Holdings,
       6197       944         456      BellSouth Network Solutions, 
       3602       559         450      Sprint Canada, Inc. 
       7545       518         447      TPG Internet Pty Ltd
      17676       470         370      Softbank BB Corp.
      19262       492         364      Verizon Global Networks 
       6467       408         360      E.Spire Communications, Inc. 
        812       368         343      Rogers WAVE 
      11492       346         335      Cable One 
       4766       619         329      Korea Telecom (KIX)
      17488       334         325      Hathway IP Over Cable Interne
       9498       382         324      BHARTI BT INTERNET LTD.
      
      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
      65002   PRIVATE       64.119.148.0/22      19406       Towerstream 
      65500   PRIVATE       64.146.64.0/24       19029       New Edge Networks 
      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
      64643   PRIVATE       140.253.192.0/20     24434       James Cook Universit
      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
      65103   PRIVATE       216.53.126.0/23       7270       Net2Phone Corp. 
      65500   PRIVATE       216.216.217.0/24     19029       New Edge Networks 
      65500   PRIVATE       216.217.188.0/24     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 
      192.172.0.0/19         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        /8:17       /9:5       /10:8       /11:18      /12:80      
      /13:182     /14:335     /15:654     /16:8595    /17:2852    /18:4785    
      /19:10884   /20:11940   /21:10001   /22:13217   /23:14222   /24:93807   
      /25:333     /26:280     /27:183     /28:36      /29:12      /30:39      
      /31:3       /32:30      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      848           864      Covad Communications 
       6197      771           944      BellSouth Network Solutions, 
       7018      741          1519      AT&T WorldNet Services
       2386      637           923      AT&T Data Communications Serv
       9583      635           812      Sify Limited
       4323      570          1189      Time Warner Telecom
      19916      532           541      OLM LLC 
       4766      427           619      Korea Telecom (KIX)
       5668      389           484      CenturyTel Internet Holdings,
        702      383           603      UUNET - Commercial IP service
       7011      383           443      Citizens Utilities 
       1239      367           858      Sprint 
       6198      352           489      BellSouth Network Solutions, 
      11492      338           346      Cable One 
       6517      322           348      Yipes Communications, Inc. 
      15270      316           343      PaeTec.net -a division of Pae
      13609      286           327      Choice One Communications Inc
        701      285          1004      UUNET Technologies, Inc. 
      22773      277           544      Cox Communications, Inc.
      18302      276           291      SK Global co., Ltd
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3         8:25       12:1611     13:1        15:11       16:3      
        17:3        18:3        20:31       24:566      30:2        32:68     
        38:163      40:54       44:3        47:2        52:4        55:1      
        56:3        57:35       58:96       59:79       60:146      61:789    
        62:787      63:1886     64:2954     65:2111     66:2989     67:643    
        68:661      69:1292     70:219      71:32       72:409      80:651    
        81:570      82:504      83:307      84:291      85:362      86:140    
        87:64      125:15      128:152     129:168     130:97      131:296    
       132:36      133:1       134:148     135:40      136:158     137:68     
       138:166     139:68      140:465     141:141     142:148     143:141    
       144:218     145:34      146:300     147:131     148:272     149:187    
       150:107     151:68      152:112     153:93      154:6       155:141    
       156:78      157:114     158:162     159:174     160:87      161:76     
       162:237     163:146     164:183     165:189     166:153     167:254    
       168:447     169:144     170:313     171:11      190:1       192:5717   
       193:3321    194:2426    195:1562    196:664     198:3900    199:3247   
       200:4231    201:381     202:6199    203:6490    204:3823    205:2068   
       206:2451    207:2841    208:2027    209:3440    210:1698    211:826    
       212:1200    213:1359    214:315     215:39      216:3840    217:1133   
       218:222     219:134     220:509     221:293     222:131    
      
      End of report