[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, 6 May 2006 04:06:07 +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 06 May, 2006
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              187455
          Prefixes after maximum aggregation:                          103616
          Unique aggregates announced to Internet:                      91884
      Total ASes present in the Internet Routing Table:                 22087
      Origin-only ASes present in the Internet Routing Table:           19218
      Origin ASes announcing only one prefix:                            9153
      Transit ASes present in the Internet Routing Table:                2869
      Transit-only ASes present in the Internet Routing Table:             66
      Average AS path length visible in the Internet Routing Table:       3.5
          Max AS path length visible:                                      23
          Max AS path prepend of ASN (34527)                               16
      Prefixes from unregistered ASNs in the Routing Table:                28
          Unregistered ASNs in the Routing Table:                           6
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             13
      Number of addresses announced to Internet:                   1531319456
          Equivalent to 91 /8s, 70 /16s and 20 /24s
          Percentage of available address space announced:               41.3
          Percentage of allocated address space announced:               59.8
          Percentage of available address space allocated:               69.1
      Total number of prefixes smaller than registry allocations:       92349
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    39523
          Total APNIC prefixes after maximum aggregation:               16521
      Prefixes being announced from the APNIC address blocks:           37242
          Unique aggregates announced from the APNIC address blocks:    18267
      APNIC Region origin ASes present in the Internet Routing Table:    2543
      APNIC Region origin ASes announcing only one prefix:                715
      APNIC Region transit ASes present in the Internet Routing Table:    390
      Average APNIC Region AS path length visible:                        3.5
          Max APNIC Region AS path length visible:                         15
      Number of APNIC addresses announced to Internet:              225017824
          Equivalent to 13 /8s, 105 /16s and 127 /24s
          Percentage of available APNIC address space announced:         70.4
      
      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:                     97040
          Total ARIN prefixes after maximum aggregation:                57517
      Prefixes being announced from the ARIN address blocks:            71278
          Unique aggregates announced from the ARIN address blocks:     26403
      ARIN Region origin ASes present in the Internet Routing Table:    10690
      ARIN Region origin ASes announcing only one prefix:                4009
      ARIN Region transit ASes present in the Internet Routing Table:     986
      Average ARIN Region AS path length visible:                         3.3
          Max ARIN Region AS path length visible:                          18
      Number of ARIN addresses announced to Internet:               290145792
          Equivalent to 17 /8s, 75 /16s and 70 /24s
          Percentage of available ARIN address space announced:          75.2
      
      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, 64/5, 72/6, 76/8, 199/8, 204/6,
                             208/7 and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     37490
          Total RIPE prefixes after maximum aggregation:                25049
      Prefixes being announced from the RIPE address blocks:            34506
          Unique aggregates announced from the RIPE address blocks:     23143
      RIPE Region origin ASes present in the Internet Routing Table:     7951
      RIPE Region origin ASes announcing only one prefix:                4162
      RIPE Region transit ASes present in the Internet Routing Table:    1306
      Average RIPE Region AS path length visible:                         4.0
          Max RIPE Region AS path length visible:                          20
      Number of RIPE addresses announced to Internet:               247766464
          Equivalent to 14 /8s, 196 /16s and 157 /24s
          Percentage of available RIPE address space announced:          77.7
      
      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, 193/8, 194/7, 212/7
                             and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                   11278
          Total LACNIC prefixes after maximum aggregation:               3636
      Prefixes being announced from the LACNIC address blocks:           9368
          Unique aggregates announced from the LACNIC address blocks:    5436
      LACNIC Region origin ASes present in the Internet Routing Table:    683
      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:                        23
      Number of LACNIC addresses announced to Internet:              26824960
          Equivalent to 1 /8s, 153 /16s and 81 /24s
          Percentage of available LACNIC address space announced:        40.0
      
      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:                   2119
          Total AfriNIC prefixes after maximum aggregation:               893
      Prefixes being announced from the AfriNIC address blocks:          1463
          Unique aggregates announced from the AfriNIC address blocks:    953
      AfriNIC Region origin ASes present in the Internet Routing Table:   154
      AfriNIC Region origin ASes announcing only one prefix:               46
      AfriNIC Region transit ASes present in the Internet Routing Table:   27
      Average AfriNIC Region AS path length visible:                      3.4
          Max AfriNIC Region AS path length visible:                       13
      Number of AfriNIC addresses announced to Internet:              4066816
          Equivalent to 0 /8s, 62 /16s and 14 /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     1129       7088         221   CHINANET-BACKBONE
       4755      913        259          71   Videsh Sanchar Nigam Ltd. Aut
       9583      900        109          16   Sify Limited
       4766      676       4435         303   Korea Telecom (KIX)
       1221      615       1556         471   Telstra Pty Ltd
       9498      566        211          67   BHARTI BT INTERNET LTD.
       7545      530        124          70   TPG Internet Pty Ltd
      17488      501         31           7   Hathway IP Over Cable Interne
      17676      486       7029         108   Softbank BB Corp.
       9443      450        110          81   Primus Telecommunications
       4802      384         81         175   Wantree Development
      17849      347         22         113   Telecommunications Technology
      18101      338         85          24   Reliance Infocom Ltd Internet
       2907      336       1749         312   SINET Japan
      17557      329         28         158   Pakistan Telecom
       9929      324        221          57   China Netcom Corp.
      17974      312        120          29   PT TELEKOMUNIKASI INDONESIA
       7474      299        211         229   SingTel Optus Pty Ltd
       9800      273        410          67   CHINA UNICOM
       9837      265         78         158   Powertel Ltd
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1508       6256         967   AT&T WorldNet Services
       4323     1292        733         253   Time Warner Telecom
       6197     1007        618         472   BellSouth Network Solutions, 
        721     1001      21929         303   DLA Systems Automation Center
        174      961       5787         907   Cogent Communications
      19029      951        151         111   New Edge Networks 
      18566      937        272           8   Covad Communications 
        701      923       8009         765   UUNET Technologies, Inc. 
       2386      877        522         676   AT&T Data Communications Serv
       1239      848       2805         600   Sprint 
        209      709       3595         555   Qwest 
      19262      695       2089         165   Verizon Global Networks 
      20115      688        601         369   Charter Communications 
      22773      658       1745          45   Cox Communications, Inc.
       7011      633        217         413   Citizens Utilities 
      11492      631         87          21   Cable One 
        852      582       1085         384   Telus Advanced Communications
      19916      563         49          54   OLM LLC 
        855      549        244          63   Canadian Research Network 
       3602      537        127         109   Sprint Canada, Inc. 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      580       1951         456   UUNET - Commercial IP service
       3352      310       1612          29   Ibernet, Internet Access Netw
       3301      306       1071         292   TeliaNet Sweden
       8220      290        474         268   COLT Telecommunications
       3320      286       3989         239   Deutsche Telekom AG
        680      245       2025         242   DFN-IP service G-WiN
       3246      233        504         223   Song Networks
       6746      227         89         203   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
       3269      198       2134          72   TELECOM ITALIA
       3215      196       1662          93   France Telecom Transpac
       1257      195        742         169   SWIPnet Swedish IP Network
       8866      179         37          16   Bulgarian Telecommunication C
       6830      175        765          35   UPC Distribution Services
        786      171       1778         171   The JANET IP Service
       5400      170        363         139   BT Ignite European Backbone
       9121      170        931          27   TTnet Autonomous System
      30890      170         15          63   SC Kappa Invexim SRL
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      700       1067         227   UniNet S.A. de C.V. 
      22047      409        158          11   VTR PUNTO NET S.A. 
      11172      324        110          84   Servicios Alestra S.A de C.V 
      16814      317         20           8   NSS, S.A. 
       6147      262        126          22   Telefonica Del Peru 
      14117      205         12           6   Telefonica del Sur S.A. 
      10481      181         72           8   Prima S.A. 
       7303      163         76          20   Telecom Argentina Stet-France
      21826      138         16          21   INTERCABLE 
       5639      132         12           9   Telecommunications Services o
      11556      132         80           4   Cable-Wireless Panama 
       6503      129        149          78   AVANTEL, S.A. 
      19169      127          8          20   Telconet 
      14259      115         10          12   GTD Internet S.A. 
      23216      110         21           9   RAMtelecom Telecomunicaciones
       6505      106         88          78   Global One Communicaoes Ltda 
       7910      105          7          10   ANDINET ON LINE 
      19429      103         58          44   E.T.B. 
      14522      100         13           7   SatNet S.A. 
      14571       97         25           3   Internet Group do Brasil 
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      278        803         233   The Internet Solution 
       8452      170         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      117         50           7   RAYA Telecom - Egypt
      33783      105          6           2   EEPAD TISP TELECOM & INTERNET
       2905       73        155          66   The Internetworking Company o
      20928       57         16           2   Noor Advanced Technologies AS
      15475       55         84           4   Nile Online
       5713       39        294          35   Telkom SA Ltd 
      15706       31          8           3   Sudatel Internet Exchange Aut
      33774       30          7          20   AS Number for Telecom Algeria
      12455       28          6           3   Jambonet Autonomous system
      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      1292        1039      Time Warner Telecom
      18566       937         929      Covad Communications 
       4134      1129         908      CHINANET-BACKBONE
       9583       900         884      Sify Limited
       4755       913         842      Videsh Sanchar Nigam Ltd. Aut
      19029       951         840      New Edge Networks 
        721      1001         698      DLA Systems Automation Center
      22773       658         613      Cox Communications, Inc.
      11492       631         610      Cable One 
       6197      1007         535      BellSouth Network Solutions, 
      19262       695         530      Verizon Global Networks 
      19916       563         509      OLM LLC 
       5668       532         509      CenturyTel Internet Holdings,
       9498       566         499      BHARTI BT INTERNET LTD.
      17488       501         494      Hathway IP Over Cable Interne
        855       549         486      Canadian Research Network 
       8151       700         473      UniNet S.A. de C.V. 
       7545       530         460      TPG Internet Pty Ltd
       3602       537         428      Sprint Canada, Inc. 
      22047       409         398      VTR PUNTO NET S.A. 
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      36656   UNALLOCATED   64.18.154.0/24       19318       Albany International
      36656   UNALLOCATED   64.20.54.0/24        19318       Albany International
      36656   UNALLOCATED   64.20.55.0/24        19318       Albany International
      36656   UNALLOCATED   64.20.57.0/24        19318       Albany International
      36656   UNALLOCATED   64.20.58.0/24        19318       Albany International
      36656   UNALLOCATED   64.20.59.0/24        19318       Albany International
      36656   UNALLOCATED   64.20.60.0/24        19318       Albany International
      36656   UNALLOCATED   64.20.61.0/24        19318       Albany International
      36656   UNALLOCATED   64.20.62.0/24        19318       Albany International
      36727   UNALLOCATED   74.128.0.0/15         3356       Level 3 Communicatio
      36727   UNALLOCATED   74.130.0.0/16         3356       Level 3 Communicatio
      36727   UNALLOCATED   74.131.0.0/16         1239       Sprint 
      36727   UNALLOCATED   74.132.0.0/16         3356       Level 3 Communicatio
      36727   UNALLOCATED   74.133.0.0/17         3356       Level 3 Communicatio
      36727   UNALLOCATED   74.133.128.0/18       3356       Level 3 Communicatio
      36727   UNALLOCATED   74.134.0.0/15         1239       Sprint 
      36727   UNALLOCATED   74.136.0.0/16         1239       Sprint 
      36727   UNALLOCATED   74.137.0.0/18         3356       Level 3 Communicatio
      36727   UNALLOCATED   74.137.64.0/20        3356       Level 3 Communicatio
      36727   UNALLOCATED   74.137.80.0/20        1239       Sprint 
      36727   UNALLOCATED   74.137.96.0/20        1239       Sprint 
      36727   UNALLOCATED   74.137.112.0/20       1239       Sprint 
      36727   UNALLOCATED   74.137.128.0/17       3356       Level 3 Communicatio
      65289   PRIVATE       148.164.1.0/24        4755       Videsh Sanchar Nigam
      24409   UNALLOCATED   203.119.29.0/24       9808       Guangdong Mobile Com
      65280   PRIVATE       203.197.161.0/24      4755       Videsh Sanchar Nigam
      65280   PRIVATE       203.200.14.0/24       4755       Videsh Sanchar Nigam
      65280   PRIVATE       203.200.21.0/24       4755       Videsh Sanchar Nigam
      
      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
      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
      223.1.1.0/24         22724     PUNTONET S.A. 
      223.1.2.0/24         22724     PUNTONET S.A. 
      223.1.3.0/24         22724     PUNTONET S.A. 
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:18       /9:9       /10:9       /11:28      /12:89      
      /13:199     /14:361     /15:706     /16:8796    /17:3201    /18:5278    
      /19:11597   /20:13106   /21:11313   /22:14494   /23:15593   /24:101607  
      /25:380     /26:266     /27:209     /28:61      /29:70      /30:35      
      /31:0       /32:30      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      920           937      Covad Communications 
      19029      882           951      New Edge Networks 
       6197      796          1007      BellSouth Network Solutions, 
       7018      795          1508      AT&T WorldNet Services
       9583      729           900      Sify Limited
       4323      636          1292      Time Warner Telecom
      11492      622           631      Cable One 
       2386      597           877      AT&T Data Communications Serv
      19916      557           563      OLM LLC 
       7011      542           633      Citizens Utilities 
       4766      486           676      Korea Telecom (KIX)
        855      424           549      Canadian Research Network 
       5668      413           532      CenturyTel Internet Holdings,
      15270      388           419      PaeTec.net -a division of Pae
       1239      385           848      Sprint 
        702      359           580      UUNET - Commercial IP service
       6198      356           507      BellSouth Network Solutions, 
       6517      356           386      Yipes Communications, Inc. 
      17849      347           347      Telecommunications Technology
       8151      345           700      UniNet S.A. de C.V. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:2         8:43       12:1634     13:1        15:12       16:3      
        17:3        18:4        20:43       24:740      25:1        30:2      
        32:59       38:211      40:54       41:1        44:3        47:6      
        52:4        55:1        56:3        57:25       58:152      59:188    
        60:181      61:844      62:764      63:1924     64:3180     65:2203   
        66:2993     67:600      68:659      69:1484     70:328      71:80     
        72:688      73:23       74:32       80:797      81:631      82:599    
        83:385      84:380      85:528      86:390      87:325      88:80     
        89:172     124:265     125:379     128:172     129:182     130:109    
       131:318     132:28      133:8       134:158     135:46      136:179    
       137:71      138:197     139:68      140:465     141:136     142:382    
       143:163     144:225     145:43      146:325     147:135     148:330    
       149:187     150:116     151:80      152:64      153:106     154:6      
       155:196     156:98      157:143     158:162     159:171     160:87     
       161:72      162:259     163:146     164:180     165:194     166:163    
       167:244     168:483     169:129     170:332     171:13      183:1      
       190:59      192:5735    193:3365    194:2600    195:1838    196:844    
       198:3900    199:3225    200:4433    201:922     202:6599    203:6887   
       204:3887    205:2080    206:2403    207:2939    208:2077    209:3802   
       210:1915    211:684     212:1188    213:1477    214:313     215:41     
       216:4117    217:1172    218:275     219:184     220:655     221:358    
       222:149     223:3      
      
      End of report