[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, ausnog at ausnog dot net, sanog at sanog dot org
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 4 Nov 2006 04:02:22 +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
      
      For historical data, please see http://thyme.apnic.net.
      
      If you have any comments please contact Philip Smith <pfs at cisco dot com>.
      
      Routing Table Report   04:00 +10GMT Sat 04 Nov, 2006
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              202451
          Prefixes after maximum aggregation:                          110029
          Unique aggregates announced to Internet:                      98259
      Total ASes present in the Internet Routing Table:                 23539
      Origin-only ASes present in the Internet Routing Table:           20493
      Origin ASes announcing only one prefix:                            9862
      Transit ASes present in the Internet Routing Table:                3046
      Transit-only ASes present in the Internet Routing Table:             79
      Average AS path length visible in the Internet Routing Table:       3.6
          Max AS path length visible:                                      29
          Max AS path prepend of ASN (36728)                               27
      Prefixes from unregistered ASNs in the Routing Table:                 2
          Unregistered ASNs in the Routing Table:                           4
      Special use prefixes present in the Routing Table:                    1
      Prefixes being announced from unallocated address space:              9
      Number of addresses announced to Internet:                   1625968400
          Equivalent to 96 /8s, 234 /16s and 79 /24s
          Percentage of available address space announced:               43.9
          Percentage of allocated address space announced:               60.7
          Percentage of available address space allocated:               72.3
      Total number of prefixes smaller than registry allocations:      102103
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    44918
          Total APNIC prefixes after maximum aggregation:               18279
      Prefixes being announced from the APNIC address blocks:           42504
          Unique aggregates announced from the APNIC address blocks:    18572
      APNIC Region origin ASes present in the Internet Routing Table:    2739
      APNIC Region origin ASes announcing only one prefix:                761
      APNIC Region transit ASes present in the Internet Routing Table:    417
      Average APNIC Region AS path length visible:                        3.6
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              265522528
          Equivalent to 15 /8s, 211 /16s and 141 /24s
          Percentage of available APNIC address space announced:         83.0
      
      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, 121/8, 122/7, 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:                    101032
          Total ARIN prefixes after maximum aggregation:                59784
      Prefixes being announced from the ARIN address blocks:            74283
          Unique aggregates announced from the ARIN address blocks:     28181
      ARIN Region origin ASes present in the Internet Routing Table:    11101
      ARIN Region origin ASes announcing only one prefix:                4218
      ARIN Region transit ASes present in the Internet Routing Table:    1041
      Average ARIN Region AS path length visible:                         3.3
          Max ARIN Region AS path length visible:                          29
      Number of ARIN addresses announced to Internet:               308402080
          Equivalent to 18 /8s, 97 /16s and 215 /24s
          Percentage of available ARIN address space announced:          68.1
      
      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, 39936-40959
      ARIN Address Blocks    24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
                             208/7 and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     41038
          Total RIPE prefixes after maximum aggregation:                27152
      Prefixes being announced from the RIPE address blocks:            37976
          Unique aggregates announced from the RIPE address blocks:     25439
      RIPE Region origin ASes present in the Internet Routing Table:     8710
      RIPE Region origin ASes announcing only one prefix:                4592
      RIPE Region transit ASes present in the Internet Routing Table:    1398
      Average RIPE Region AS path length visible:                         4.0
          Max RIPE Region AS path length visible:                          22
      Number of RIPE addresses announced to Internet:               271540228
          Equivalent to 16 /8s, 47 /16s and 96 /24s
          Percentage of available RIPE address space announced:          73.6
      
      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
                             40960-41983
      RIPE Address Blocks    62/8, 77/8, 78/7, 80/5, 88/6, 193/8, 194/7,
                             212/7 and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                   13120
          Total LACNIC prefixes after maximum aggregation:               3886
      Prefixes being announced from the LACNIC address blocks:          11098
          Unique aggregates announced from the LACNIC address blocks:    6764
      LACNIC Region origin ASes present in the Internet Routing Table:    744
      LACNIC Region origin ASes announcing only one prefix:               241
      LACNIC Region transit ASes present in the Internet Routing Table:   130
      Average LACNIC Region AS path length visible:                       4.1
          Max LACNIC Region AS path length visible:                        17
      Number of LACNIC addresses announced to Internet:              33934592
          Equivalent to 2 /8s, 5 /16s and 205 /24s
          Percentage of available LACNIC address space announced:        50.6
      
      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:                   2341
          Total AfriNIC prefixes after maximum aggregation:               928
      Prefixes being announced from the AfriNIC address blocks:          1621
          Unique aggregates announced from the AfriNIC address blocks:   1041
      AfriNIC Region origin ASes present in the Internet Routing Table:   166
      AfriNIC Region origin ASes announcing only one prefix:               50
      AfriNIC Region transit ASes present in the Internet Routing Table:   28
      Average AfriNIC Region AS path length visible:                      3.5
          Max AfriNIC Region AS path length visible:                       14
      Number of AfriNIC addresses announced to Internet:              4332800
          Equivalent to 0 /8s, 66 /16s and 29 /24s
          Percentage of available AfriNIC address space announced:       12.9
      
      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     1222       8455         244   CHINANET-BACKBONE
       4755     1026        384          67   Videsh Sanchar Nigam Ltd. Aut
       9583      953        109          15   Sify Limited
       9498      864        212          64   BHARTI BT INTERNET LTD.
      23577      776         35         707   KRNIC
       4766      739       4436         306   Korea Telecom (KIX)
       1221      609       1780         468   Telstra Pty Ltd
      17488      547         34          15   Hathway IP Over Cable Interne
       7545      544        124          73   TPG Internet Pty Ltd
      17676      500      10934          64   Softbank BB Corp.
      18101      473         86          22   Reliance Infocom Ltd Internet
       9443      454        111          74   Primus Telecommunications
       4812      438        745          60   China Telecom (Shanghai)
       9942      433         77         127   COMindico Australia
      17849      430         36         126   Telecommunications Technology
       4802      411         86         151   Wantree Development
      10139      371         23           6   Meridian Telekoms
      17974      367        129          12   PT TELEKOMUNIKASI INDONESIA
      17557      365         31         176   Pakistan Telecom
       2907      334       1749         311   SINET Japan
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1537       6189         986   AT&T WorldNet Services
       2386     1118        581         746   AT&T Data Communications Serv
       4323     1030        786         291   Time Warner Telecom
       6197     1020        613         497   BellSouth Network Solutions, 
      18566      972        272           8   Covad Communications 
        701      944       6722         772   UUNET Technologies, Inc. 
        174      939       6821         864   Cogent Communications
        721      859      21925         305   DLA Systems Automation Center
       1239      841       2748         588   Sprint 
      11492      798         96          18   Cable One 
      19262      782       2438         181   Verizon Global Networks 
      20115      758        682         399   Charter Communications 
      22773      715       1744          43   Cox Communications, Inc.
        209      710       3777         558   Qwest 
       7011      689        213         430   Citizens Utilities 
        852      594       1087         389   Telus Advanced Communications
      19916      565         49          54   OLM LLC 
       5668      541        145          18   CenturyTel Internet Holdings,
        855      537        250          74   Canadian Research Network 
       6478      536       1321         338   AT&T Worldnet Services 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      549       1929         428   UUNET - Commercial IP service
       3301      311       1200         295   TeliaNet Sweden
       3320      308       5016         249   Deutsche Telekom AG
      24863      276         41          30   LINKdotNET AS number
       8220      273        470         263   COLT Telecommunications
       6746      251         92         228   Dynamic Network Technologies,
        680      250       2041         246   DFN-IP service G-WiN
       9116      228        134          23   Goldenlines main autonomous s
       3246      227        469         217   Song Networks
       8708      222        279         209   Romania Data Systems S.A.
       3215      220       1956          93   France Telecom Transpac
       1257      215        740         171   SWIPnet Swedish IP Network
       8551      214        198          29   Bezeq International
       3269      207       2341          75   TELECOM ITALIA
      30890      204         18          80   SC Kappa Invexim SRL
       5416      188         13          13   BATELCO-BH
       6830      188        823          39   UPC Distribution Services
       3300      177        171          96   AUCS Communications Services 
        786      171       1779         171   The JANET IP Service
       3352      168       1703          31   Ibernet, Internet Access Netw
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      761       1922         216   UniNet S.A. de C.V. 
      11830      477        299          19   Instituto Costarricense de El
      11172      434        101          88   Servicios Alestra S.A de C.V 
      16814      330         20           9   NSS, S.A. 
      22047      303        206          11   VTR PUNTO NET S.A. 
       6147      268        148          25   Telefonica Del Peru 
       6471      267         74          30   ENTEL CHILE S.A. 
      14117      240         15          10   Telefonica del Sur S.A. 
       7303      210         94          36   Telecom Argentina Stet-France
       6503      194        169          87   AVANTEL, S.A. 
      10481      181         72           8   Prima S.A. 
      21826      145         19          30   INTERCABLE 
       7910      139         11          23   ANDINET ON LINE 
      19169      136          9          21   Telconet 
      19429      135         83          39   E.T.B. 
      23216      135         19          43   RAMtelecom Telecomunicaciones
      11556      132         96           4   Cable-Wireless Panama 
      18822      129          8          10   TELEFONICA MANQUEHUE 
      14522      117         18           9   SatNet S.A. 
       7738      116        442          21   Telecomunicacoes da Bahia S.A
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      294        804         234   The Internet Solution 
       8452      172         60           7   TEDATA
       6713      145        139          12   Itissalat Al-MAGHRIB
      15475      135         84           4   Nile Online
       2018      133        297         111   Tertiary Education Network 
       5536      122          8          17   Internet Egypt Network
      24835      116         48           6   RAYA Telecom - Egypt
      33783      109          6           4   EEPAD TISP TELECOM & INTERNET
       2905       75        157          68   The Internetworking Company o
       2561       56          6           2   Egyptian Universities Network
      15706       56         12           4   Sudatel Internet Exchange Aut
      12455       39          6           3   Jambonet Autonomous system
       5713       36        293          32   Telkom SA Ltd 
      33774       35          7          21   AS Number for Telecom Algeria
       8524       30          2           6   AUCEGYPT Autonomous System
      23889       30         10          13   MAURITIUS TELECOM
      21280       26          4           4   Swift Global Kenya Ltd.Is an 
      16637       24         19          23   Johnnic e-Ventures 
      10798       23          1          14   Standard Bank of South Africa
      21491       21         17           2   UTL On-line is RF broadband I
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4134      1222         978      CHINANET-BACKBONE
      18566       972         964      Covad Communications 
       4755      1026         959      Videsh Sanchar Nigam Ltd. Aut
       9583       953         938      Sify Limited
       9498       864         800      BHARTI BT INTERNET LTD.
      11492       798         780      Cable One 
       4323      1030         739      Time Warner Telecom
      22773       715         672      Cox Communications, Inc.
      19262       782         601      Verizon Global Networks 
        721       859         554      DLA Systems Automation Center
       8151       761         545      UniNet S.A. de C.V. 
      17488       547         532      Hathway IP Over Cable Interne
       6197      1020         523      BellSouth Network Solutions, 
       5668       541         523      CenturyTel Internet Holdings,
      19916       565         511      OLM LLC 
       7545       544         471      TPG Internet Pty Ltd
        855       537         463      Canadian Research Network 
      11830       477         458      Instituto Costarricense de El
      18101       473         451      Reliance Infocom Ltd Internet
      15270       482         447      PaeTec.net -a division of Pae
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65000   PRIVATE       203.98.210.64/27      1803       SPRINT 
      24409   UNALLOCATED   203.119.29.0/24       9808       Guangdong Mobile Com
      
      Prefixes from private and non-routed address space (Global)
      -----------------------------------------------------------
      
      Prefix             Origin AS  Description
      198.18.0.0/15         8895     KACST/ISU Riyadh Autonomous S
      
      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
      172.33.1.0/24         7018     AT&T WorldNet Services
      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
      192.172.0.0/19         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       /9:10      /10:13      /11:29      /12:107     
      /13:218     /14:391     /15:786     /16:9051    /17:3531    /18:5788    
      /19:12639   /20:14167   /21:12546   /22:15920   /23:17380   /24:108091  
      /25:643     /26:542     /27:358     /28:70      /29:40      /30:82      
      /31:0       /32:30      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      955           972      Covad Communications 
       2386      833          1118      AT&T Data Communications Serv
       7018      814          1537      AT&T WorldNet Services
       6197      800          1020      BellSouth Network Solutions, 
      11492      784           798      Cable One 
       9583      782           953      Sify Limited
      23577      762           776      KRNIC
       7011      595           689      Citizens Utilities 
      19916      559           565      OLM LLC 
       4766      549           739      Korea Telecom (KIX)
       9498      524           864      BHARTI BT INTERNET LTD.
       4755      456          1026      Videsh Sanchar Nigam Ltd. Aut
      15270      451           482      PaeTec.net -a division of Pae
        855      433           537      Canadian Research Network 
       5668      421           541      CenturyTel Internet Holdings,
       1239      419           841      Sprint 
      17849      416           430      Telecommunications Technology
      18101      406           473      Reliance Infocom Ltd Internet
      22773      381           715      Cox Communications, Inc.
      33588      370           391      Bresnan Communications, LLC. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:9         6:1         8:55       12:1647     13:1        15:16     
        16:3        17:3        18:4        20:38       24:836      32:58     
        38:262      40:57       41:17       44:1        47:8        52:4      
        53:1        55:1        56:3        57:25       58:253      59:308    
        60:216      61:946      62:986      63:1874     64:3105     65:2238   
        66:3027     67:653      68:648      69:1679     70:404      71:107    
        72:999      74:93       75:11       80:847      81:708      82:632    
        83:395      84:446      85:700      86:415      87:420      88:237    
        89:547      91:35      121:59      122:24      124:430     125:686    
       128:284     129:206     130:124     131:314     132:35      133:9      
       134:167     135:50      136:179     137:113     138:207     139:47     
       140:525     141:132     142:346     143:192     144:241     145:43     
       146:328     147:140     148:372     149:177     150:115     151:118    
       152:80      153:121     154:5       155:261     156:152     157:162    
       158:152     159:173     160:97      161:86      162:215     163:148    
       164:237     165:234     166:243     167:264     168:484     169:124    
       170:387     171:11      172:1       189:2       190:266     192:5757   
       193:3553    194:2757    195:2113    196:868     198:3797    199:3313   
       200:4546    201:954     202:6961    203:7135    204:3928    205:2110   
       206:2402    207:2953    208:2326    209:3563    210:2167    211:870    
       212:1335    213:1444    214:386     215:39      216:4087    217:1144   
       218:345     219:264     220:801     221:377     222:249    
      
      End of report
      Report Website: http://thyme.apnic.net