[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
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 22 Apr 2006 04:10:06 +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 Apr, 2006
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              187104
          Prefixes after maximum aggregation:                          103330
          Unique aggregates announced to Internet:                      91523
      Total ASes present in the Internet Routing Table:                 21984
      Origin-only ASes present in the Internet Routing Table:           19122
      Origin ASes announcing only one prefix:                            9094
      Transit ASes present in the Internet Routing Table:                2862
      Transit-only ASes present in the Internet Routing Table:             61
      Average AS path length visible in the Internet Routing Table:       3.5
          Max AS path length visible:                                      29
      Prefixes from unregistered ASNs in the Routing Table:                 5
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             11
      Number of addresses announced to Internet:                   1509815456
          Equivalent to 89 /8s, 253 /16s and 244 /24s
          Percentage of available address space announced:               40.7
          Percentage of allocated address space announced:               60.1
          Percentage of available address space allocated:               67.8
      Total number of prefixes smaller than registry allocations:       92315
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    39292
          Total APNIC prefixes after maximum aggregation:               16461
      Prefixes being announced from the APNIC address blocks:           37000
          Unique aggregates announced from the APNIC address blocks:    18194
      APNIC Region origin ASes present in the Internet Routing Table:    2545
      APNIC Region origin ASes announcing only one prefix:                718
      APNIC Region transit ASes present in the Internet Routing Table:    393
      Average APNIC Region AS path length visible:                        3.5
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              222429920
          Equivalent to 13 /8s, 66 /16s and 2 /24s
          Percentage of available APNIC address space announced:         69.5
      
      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:                     97380
          Total ARIN prefixes after maximum aggregation:                57484
      Prefixes being announced from the ARIN address blocks:            76450
          Unique aggregates announced from the ARIN address blocks:     29408
      ARIN Region origin ASes present in the Internet Routing Table:    10646
      ARIN Region origin ASes announcing only one prefix:                3990
      ARIN Region transit ASes present in the Internet Routing Table:     987
      Average ARIN Region AS path length visible:                         3.3
          Max ARIN Region AS path length visible:                          26
      Number of ARIN addresses announced to Internet:               295772672
          Equivalent to 17 /8s, 161 /16s and 34 /24s
          Percentage of available ARIN address space announced:          73.5
      
      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:                     37242
          Total RIPE prefixes after maximum aggregation:                24873
      Prefixes being announced from the RIPE address blocks:            34282
          Unique aggregates announced from the RIPE address blocks:     23106
      RIPE Region origin ASes present in the Internet Routing Table:     7902
      RIPE Region origin ASes announcing only one prefix:                4119
      RIPE Region transit ASes present in the Internet Routing Table:    1299
      Average RIPE Region AS path length visible:                         4.0
          Max RIPE Region AS path length visible:                          20
      Number of RIPE addresses announced to Internet:               245870016
          Equivalent to 14 /8s, 167 /16s and 173 /24s
          Percentage of available RIPE address space announced:          73.3
      
      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:                   11058
          Total LACNIC prefixes after maximum aggregation:               3610
      Prefixes being announced from the LACNIC address blocks:           9199
          Unique aggregates announced from the LACNIC address blocks:    5411
      LACNIC Region origin ASes present in the Internet Routing Table:    680
      LACNIC Region origin ASes announcing only one prefix:               221
      LACNIC Region transit ASes present in the Internet Routing Table:   129
      Average LACNIC Region AS path length visible:                       4.1
          Max LACNIC Region AS path length visible:                        29
      Number of LACNIC addresses announced to Internet:              26513152
          Equivalent to 1 /8s, 148 /16s and 143 /24s
          Percentage of available LACNIC address space announced:        39.5
      
      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:                   2127
          Total AfriNIC prefixes after maximum aggregation:               902
      Prefixes being announced from the AfriNIC address blocks:          1460
          Unique aggregates announced from the AfriNIC address blocks:    955
      AfriNIC Region origin ASes present in the Internet Routing Table:   152
      AfriNIC Region origin ASes announcing only one prefix:               46
      AfriNIC Region transit ASes present in the Internet Routing Table:   25
      Average AfriNIC Region AS path length visible:                      3.4
          Max AfriNIC Region AS path length visible:                       13
      Number of AfriNIC addresses announced to Internet:              4043776
          Equivalent to 0 /8s, 61 /16s and 180 /24s
          Percentage of available AfriNIC address space announced:       12.1
      
      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     1081       7069         217   CHINANET-BACKBONE
       9583      890        109          16   Sify Limited
       4755      766        257          67   Videsh Sanchar Nigam Ltd. Aut
       4766      681       4436         304   Korea Telecom (KIX)
       1221      621       1557         475   Telstra Pty Ltd
       9498      571        212          72   BHARTI BT INTERNET LTD.
       7545      527        108          69   TPG Internet Pty Ltd
      17488      501         31           7   Hathway IP Over Cable Interne
      17676      484       6997         107   Softbank BB Corp.
       9443      450        110          81   Primus Telecommunications
       4802      382         81         176   Wantree Development
      18101      340         69          18   Reliance Infocom Ltd Internet
      17849      339         22         114   Telecommunications Technology
       2907      336       1749         312   SINET Japan
       9929      322        221          57   China Netcom Corp.
      17557      317         27         161   Pakistan Telecom
      17974      308        120          27   PT TELEKOMUNIKASI INDONESIA
       7474      296        210         228   SingTel Optus Pty Ltd
       9800      270        410          67   CHINA UNICOM
       9837      265         77         161   Powertel Ltd
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1507       6254         979   AT&T WorldNet Services
       4323     1264        733         251   Time Warner Telecom
       6197     1010        618         475   BellSouth Network Solutions, 
        721     1008      21961         305   DLA Systems Automation Center
        174      962       5787         910   Cogent Communications
      19029      946        151         111   New Edge Networks 
        701      935       8031         777   UUNET Technologies, Inc. 
      18566      935        272           8   Covad Communications 
       2386      878        537         670   AT&T Data Communications Serv
       1239      849       2804         603   Sprint 
        209      718       3615         560   Qwest 
      19262      686       1990         163   Verizon Global Networks 
      20115      681        596         363   Charter Communications 
      22773      648       1735          40   Cox Communications, Inc.
       7011      631        217         412   Citizens Utilities 
      11492      627         86          20   Cable One 
       6198      592        534         236   BellSouth Network Solutions, 
        852      582       1085         384   Telus Advanced Communications
      19916      563         49          54   OLM LLC 
        855      553        244          63   Canadian Research Network 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      579       1951         455   UUNET - Commercial IP service
       3352      309       1596          32   Ibernet, Internet Access Netw
       3301      308       1071         292   TeliaNet Sweden
       8220      293        474         271   COLT Telecommunications
       3320      287       3989         238   Deutsche Telekom AG
        680      245       2025         242   DFN-IP service G-WiN
       3246      232        504         222   Song Networks
       6746      228         89         202   Dynamic Network Technologies,
       8708      218        276         201   Romania Data Systems S.A.
      24863      207         40           9   LINKdotNET AS number
       8551      202        198          24   Bezeq International
       1257      196        710         171   SWIPnet Swedish IP Network
       3269      195       2070          74   TELECOM ITALIA
       3215      194       1630          92   France Telecom Transpac
       8866      177         37          15   Bulgarian Telecommunication C
        786      171       1778         171   The JANET IP Service
       5400      171        363         140   BT Ignite European Backbone
       9121      168        931          27   TTnet Autonomous System
       6830      167        765          35   UPC Distribution Services
      30890      163         15          61   SC Kappa Invexim SRL
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      696       1067         227   UniNet S.A. de C.V. 
      22047      408        158          11   VTR PUNTO NET S.A. 
      11172      322        110          84   Servicios Alestra S.A de C.V 
      16814      314         20           8   NSS, S.A. 
      14117      189         12           6   Telefonica del Sur S.A. 
      10481      181         72           8   Prima S.A. 
       7303      159         75          20   Telecom Argentina Stet-France
       6147      153        124          23   Telefonica Del Peru 
      21826      133         16          21   INTERCABLE 
       5639      132         12           9   Telecommunications Services o
      11556      132         80           4   Cable-Wireless Panama 
      19169      125          8          28   Telconet 
       6503      122        149          75   AVANTEL, S.A. 
      14259      114         10          12   GTD Internet S.A. 
      23216      107         21           8   RAMtelecom Telecomunicaciones
       6505      106         88          78   Global One Communicaoes Ltda 
       7910      105          7          10   ANDINET ON LINE 
      19429      102         57          43   E.T.B. 
      18822       97          6           8   TELEFONICA MANQUEHUE 
       7315       96          6           3   Grupo Rey Moreno 
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      278        803         233   The Internet Solution 
       8452      169         60           7   TEDATA
       6713      145        135          11   Itissalat Al-MAGHRIB
       2018      123        314         104   Tertiary Education Network 
       5536      121          8          18   Internet Egypt Network
      24835      118         50           7   RAYA Telecom - Egypt
      33783       93          6          12   EEPAD TISP TELECOM & INTERNET
       2905       74        155          67   The Internetworking Company o
      15475       65         84           4   Nile Online
      20928       57         16           2   Noor Advanced Technologies AS
      12455       43          6           6   Jambonet Autonomous system
       5713       39        294          35   Telkom SA Ltd 
      15706       31          8           3   Sudatel Internet Exchange Aut
      33774       29          7          20   AS Number for Telecom Algeria
      23889       26          8          11   MAURITIUS TELECOM
       8524       24          1           4   AUCEGYPT Autonomous System
      16637       24         14          22   Johnnic e-Ventures 
      10798       22          1          13   Standard Bank of South Africa
       2561       19          6           2   Egyptian Universities Network
      21491       19         17           2   UTL On-line is RF broadband I
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4323      1264        1013      Time Warner Telecom
      18566       935         927      Covad Communications 
       9583       890         874      Sify Limited
       4134      1081         864      CHINANET-BACKBONE
      19029       946         835      New Edge Networks 
        721      1008         703      DLA Systems Automation Center
       4755       766         699      Videsh Sanchar Nigam Ltd. Aut
      22773       648         608      Cox Communications, Inc.
      11492       627         607      Cable One 
       6197      1010         535      BellSouth Network Solutions, 
      19262       686         523      Verizon Global Networks 
      19916       563         509      OLM LLC 
       5668       535         505      CenturyTel Internet Holdings,
       9498       571         499      BHARTI BT INTERNET LTD.
      17488       501         494      Hathway IP Over Cable Interne
        855       553         490      Canadian Research Network 
       8151       696         469      UniNet S.A. de C.V. 
       7545       527         458      TPG Internet Pty Ltd
       7757       477         458      AT&T Broadband 
       3602       538         429      Sprint Canada, Inc. 
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65241   PRIVATE       65.90.71.0/24        10794       Bank of America 
      65005   PRIVATE       159.153.148.0/22     24989       IX Europe Frankfurt 
      24409   UNALLOCATED   203.119.29.0/24       9808       Guangdong Mobile Com
      64624   PRIVATE       204.114.220.0/24     18113       Pfizer Pte Ltd Singa
      64624   PRIVATE       204.114.221.0/24     18113       Pfizer Pte Ltd Singa
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      121.128.0.0/11        4766     Korea Telecom (KIX)
      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
      183.206.196.0/24      2188     FR-RENATER-ASTER
      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       /9:9       /10:9       /11:28      /12:88      
      /13:198     /14:358     /15:698     /16:8795    /17:3181    /18:5235    
      /19:11561   /20:13040   /21:11270   /22:14474   /23:15542   /24:101557  
      /25:372     /26:252     /27:221     /28:63      /29:70      /30:34      
      /31:0       /32:32      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      918           935      Covad Communications 
      19029      881           946      New Edge Networks 
       6197      798          1010      BellSouth Network Solutions, 
       7018      795          1507      AT&T WorldNet Services
       9583      719           890      Sify Limited
      11492      618           627      Cable One 
       4323      607          1264      Time Warner Telecom
       2386      598           878      AT&T Data Communications Serv
      19916      557           563      OLM LLC 
       7011      540           631      Citizens Utilities 
       4766      491           681      Korea Telecom (KIX)
       7757      459           477      AT&T Broadband 
       6198      443           592      BellSouth Network Solutions, 
        855      428           553      Canadian Research Network 
       5668      416           535      CenturyTel Internet Holdings,
       1239      378           849      Sprint 
      15270      374           405      PaeTec.net -a division of Pae
        702      360           579      UUNET - Commercial IP service
       6517      355           384      Yipes Communications, Inc. 
       8151      340           696      UniNet S.A. de C.V. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3         8:40       12:1627     13:1        15:12       16:3      
        17:3        18:4        20:43       24:882      25:1        30:2      
        32:66       38:211      40:54       44:3        47:6        52:4      
        55:1        56:3        57:31       58:145      59:195      60:174    
        61:829      62:765      63:1925     64:3124     65:2235     66:3065   
        67:630      68:684      69:1479     70:337      71:76       72:696    
        73:23       74:29       80:775      81:629      82:617      83:384    
        84:378      85:523      86:346      87:318      88:72       89:148    
       124:224     125:368     128:161     129:176     130:107     131:317    
       132:31      133:8       134:160     135:46      136:177     137:71     
       138:198     139:66      140:463     141:134     142:388     143:161    
       144:225     145:42      146:325     147:134     148:322     149:186    
       150:114     151:81      152:64      153:107     154:6       155:196    
       156:96      157:142     158:165     159:171     160:87      161:73     
       162:253     163:145     164:179     165:192     166:163     167:245    
       168:477     169:134     170:331     171:12      172:1       183:1      
       190:95      192:5765    193:3363    194:2587    195:1819    196:851    
       198:3868    199:3238    200:4352    201:852     202:6596    203:6805   
       204:3877    205:2094    206:2417    207:2931    208:2050    209:3842   
       210:1938    211:700     212:1254    213:1470    214:341     215:41     
       216:4123    217:1170    218:261     219:181     220:646     221:357    
       222:147    
      
      End of report