[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, 17 Feb 2007 04:02:43 +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 17 Feb, 2007
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              212075
          Prefixes after maximum aggregation:                          114136
          Deaggregation factor:                                          1.86
          Unique aggregates announced to Internet:                     103539
      Total ASes present in the Internet Routing Table:                 24373
      Origin-only ASes present in the Internet Routing Table:           21224
      Origin ASes announcing only one prefix:                           10245
      Transit ASes present in the Internet Routing Table:                3149
      Transit-only ASes present in the Internet Routing Table:             76
      Average AS path length visible in the Internet Routing Table:       3.6
          Max AS path length visible:                                      32
          Max AS path prepend of ASN (20858)                               18
      Prefixes from unregistered ASNs in the Routing Table:                 4
          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:                   1685198316
          Equivalent to 100 /8s, 114 /16s and 21 /24s
          Percentage of available address space announced:               45.5
          Percentage of allocated address space announced:               62.5
          Percentage of available address space allocated:               72.8
      Total number of prefixes smaller than registry allocations:      109306
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    47744
          Total APNIC prefixes after maximum aggregation:               19291
          APNIC Deaggregation factor:                                    2.47
      Prefixes being announced from the APNIC address blocks:           45040
          Unique aggregates announced from the APNIC address blocks:    20417
      APNIC Region origin ASes present in the Internet Routing Table:    2858
      APNIC Region origin ASes announcing only one prefix:                785
      APNIC Region transit ASes present in the Internet Routing Table:    416
      Average APNIC Region AS path length visible:                        3.6
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              290731616
          Equivalent to 17 /8s, 84 /16s and 54 /24s
          Percentage of available APNIC address space announced:         72.0
      
      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, 116/6, 120/6, 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:                    103906
          Total ARIN prefixes after maximum aggregation:                61209
          ARIN Deaggregation factor:                                     1.70
      Prefixes being announced from the ARIN address blocks:            75934
          Unique aggregates announced from the ARIN address blocks:     29457
      ARIN Region origin ASes present in the Internet Routing Table:    11340
      ARIN Region origin ASes announcing only one prefix:                4339
      ARIN Region transit ASes present in the Internet Routing Table:    1052
      Average ARIN Region AS path length visible:                         3.4
          Max ARIN Region AS path length visible:                          21
      Number of ARIN addresses announced to Internet:               318291328
          Equivalent to 18 /8s, 248 /16s and 189 /24s
          Percentage of available ARIN address space announced:          70.3
      
      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:                     43881
          Total RIPE prefixes after maximum aggregation:                28621
          RIPE Deaggregation factor:                                     1.53
      Prefixes being announced from the RIPE address blocks:            40564
          Unique aggregates announced from the RIPE address blocks:     26990
      RIPE Region origin ASes present in the Internet Routing Table:     9158
      RIPE Region origin ASes announcing only one prefix:                4817
      RIPE Region transit ASes present in the Internet Routing Table:    1482
      Average RIPE Region AS path length visible:                         4.0
          Max RIPE Region AS path length visible:                          32
      Number of RIPE addresses announced to Internet:               290939396
          Equivalent to 17 /8s, 87 /16s and 98 /24s
          Percentage of available RIPE address space announced:          78.8
      
      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
                             40960-43007
      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:                   13979
          Total LACNIC prefixes after maximum aggregation:               4050
          LACNIC Deaggregation factor:                                   3.45
      Prefixes being announced from the LACNIC address blocks:          12090
          Unique aggregates announced from the LACNIC address blocks:    7007
      LACNIC Region origin ASes present in the Internet Routing Table:    762
      LACNIC Region origin ASes announcing only one prefix:               248
      LACNIC Region transit ASes present in the Internet Routing Table:   134
      Average LACNIC Region AS path length visible:                       4.1
          Max LACNIC Region AS path length visible:                        20
      Number of LACNIC addresses announced to Internet:              37684736
          Equivalent to 2 /8s, 63 /16s and 6 /24s
          Percentage of available LACNIC address space announced:        56.2
      
      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:                   2562
          Total AfriNIC prefixes after maximum aggregation:               963
          AfriNIC Deaggregation factor:                                  2.66
      Prefixes being announced from the AfriNIC address blocks:          1873
          Unique aggregates announced from the AfriNIC address blocks:   1174
      AfriNIC Region origin ASes present in the Internet Routing Table:   178
      AfriNIC Region origin ASes announcing only one prefix:               55
      AfriNIC Region transit ASes present in the Internet Routing Table:   37
      Average AfriNIC Region AS path length visible:                      3.6
          Max AfriNIC Region AS path length visible:                       15
      Number of AfriNIC addresses announced to Internet:              5408000
          Equivalent to 0 /8s, 82 /16s and 133 /24s
          Percentage of available AfriNIC address space announced:       16.1
      
      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     1275       8718         277   CHINANET-BACKBONE
       4755     1114        383          77   Videsh Sanchar Nigam Ltd. Aut
       9583     1062         77         373   Sify Limited
       9498      953        467          66   BHARTI BT INTERNET LTD.
      23577      779         35         707   Korea Telecom (ATM-MPLS)
       4766      766       4944         310   Korea Telecom (KIX)
      17488      598         39          24   Hathway IP Over Cable Interne
       7545      585        142          75   TPG Internet Pty Ltd
       1221      579       1686         441   Telstra Pty Ltd
      18101      522        103          23   Reliance Infocom Ltd Internet
      17676      502      10935          65   Softbank BB Corp.
       4812      498        763          72   China Telecom (Shanghai)
       9443      443        111          75   Primus Telecommunications
       7474      380        215         257   SingTel Optus Pty Ltd
      17849      370         35          94   Telecommunications Technology
       4802      359         86         149   Wantree Development
      17557      353         34         169   Pakistan Telecom
      17974      337        129          14   PT TELEKOMUNIKASI INDONESIA
       2907      336       1749         309   SINET Japan
       4837      336       4151         148   chinanet IDC center beijing n
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1509       6126         994   AT&T WorldNet Services
       4323     1294        885         505   Time Warner Telecom
       6478     1131        454         195   AT&T Worldnet Services 
       2386     1107        570         732   AT&T Data Communications Serv
       6197     1016        651         498   BellSouth Network Solutions, 
      18566      990        288           9   Covad Communications 
      11492      960        100          18   Cable One 
        701      941       6696         748   UUNET Technologies, Inc. 
        174      936       6791         864   Cogent Communications
       1239      818       2729         574   Sprint 
      20115      806        707         416   Charter Communications 
       7011      786        227         475   Citizens Utilities 
      19262      755       2591         178   Verizon Global Networks 
      22773      728       1872          41   Cox Communications, Inc.
        209      712       3742         563   Qwest 
        721      640      21771         273   DLA Systems Automation Center
        852      604       1090         391   Telus Advanced Communications
       5668      575        160          16   CenturyTel Internet Holdings,
      19916      568         49          54   OLM LLC 
        855      566        250          70   Canadian Research Network 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      546       1895         424   UUNET - Commercial IP service
      24863      325         45          25   LINKdotNET AS number
       3301      315       1199         290   TeliaNet Sweden
       3320      298       4993         249   Deutsche Telekom AG
       8220      270        471         261   COLT Telecommunications
       6746      267         95         246   Dynamic Network Technologies,
        680      257       2044         251   DFN-IP service G-WiN
       8708      241        284         227   Romania Data Systems S.A.
       3215      238       2224          92   France Telecom Transpac
       1257      223       1116         172   SWIPnet Swedish IP Network
       5416      215         14          15   BATELCO-BH
       3269      213       2423          71   TELECOM ITALIA
       3246      208        355         198   Song Networks
      30890      206         17          96   SC Kappa Invexim SRL
       8551      203        196          28   Bezeq International
       3352      199       1783          33   Ibernet, Internet Access Netw
      20858      197         34           3   EgyNet
       3300      182        171          90   AUCS Communications Services 
      12479      177        578           6   Uni2 Autonomous System
        786      172       1779         172   The JANET IP Service
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151     1020       2095         212   UniNet S.A. de C.V. 
      11830      482        299          19   Instituto Costarricense de El
      11172      347        108          84   Servicios Alestra S.A de C.V 
      16814      329         20           8   NSS, S.A. 
      22047      307        206          11   VTR PUNTO NET S.A. 
       6471      253         74          30   ENTEL CHILE S.A. 
       7303      249        142          30   Telecom Argentina Stet-France
      14117      239         16          13   Telefonica del Sur S.A. 
      11556      237        128           4   Cable-Wireless Panama 
       6147      229        182          20   Telefonica Del Peru 
       6503      204        173          86   AVANTEL, S.A. 
      10481      181         72           8   Prima S.A. 
      21826      156         27          56   INTERCABLE 
       7910      152         11          32   ANDINET ON LINE 
      23216      147         19          42   RAMtelecom Telecomunicaciones
      18822      145          9          10   TELEFONICA MANQUEHUE 
      19169      143          9          25   Telconet 
      19429      143         88          35   E.T.B. 
      20299      141         18          21   NEWCOM AMERICAS 
      10620      133         41          14   TVCABLE BOGOTA 
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      290        868         232   The Internet Solution 
       8452      244         60           6   TEDATA
      15475      155         84           4   Nile Online
       6713      144        135          11   Itissalat Al-MAGHRIB
       2018      138        309         113   Tertiary Education Network 
       5536      123          8          15   Internet Egypt Network
      33783      111          6           5   EEPAD TISP TELECOM & INTERNET
       2905       79        173          72   The Internetworking Company o
      24835       77         48           6   RAYA Telecom - Egypt
       2561       64          6           2   Egyptian Universities Network
      15706       55         12           4   Sudatel Internet Exchange Aut
      23889       53         16          13   MAURITIUS TELECOM
       5713       44        294          34   Telkom SA Ltd 
      33774       42         12          22   AS Number for Telecom Algeria
      16637       33         21          25   Johnnic e-Ventures 
      33766       33          2           1   Nyala Communications Pty Ltd 
       8524       30          2           6   AUCEGYPT Autonomous System
      33776       27          2           5   Starcomms Nigeria Limited
      12455       26          6           3   Jambonet Autonomous system
      21280       26          4           4   Swift Global Kenya Ltd.Is an 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4755      1114        1037      Videsh Sanchar Nigam Ltd. Aut
       4134      1275         998      CHINANET-BACKBONE
      18566       990         981      Covad Communications 
      11492       960         942      Cable One 
       6478      1131         936      AT&T Worldnet Services 
       9498       953         887      BHARTI BT INTERNET LTD.
       8151      1020         808      UniNet S.A. de C.V. 
       4323      1294         789      Time Warner Telecom
       9583      1062         689      Sify Limited
      22773       728         687      Cox Communications, Inc.
      19262       755         577      Verizon Global Networks 
      17488       598         574      Hathway IP Over Cable Interne
       5668       575         559      CenturyTel Internet Holdings,
       6197      1016         518      BellSouth Network Solutions, 
      19916       568         514      OLM LLC 
       7545       585         510      TPG Internet Pty Ltd
      18101       522         499      Reliance Infocom Ltd Internet
        855       566         496      Canadian Research Network 
      15270       507         473      PaeTec.net -a division of Pae
      11830       482         463      Instituto Costarricense de El
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65332   PRIVATE       63.166.106.192/27     1803       SPRINT 
      24410   UNALLOCATED   203.119.28.0/24       4134       CHINANET-BACKBONE
      24409   UNALLOCATED   203.119.29.0/24       9808       Guangdong Mobile Com
      22895   UNALLOCATED   216.174.38.0/24      19094       Adelphia Business So
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      7.1.1.0/24            1239     Sprint 
      42.205.192.0/20      36925     Meditelecom
      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
      180.190.0.0/16       24003     JUBILANT ORGANOSYS LTD., INDI
      192.0.10.0/24         9498     BHARTI BT INTERNET LTD.
      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 
      192.153.136.0/21       721     DLA Systems Automation Center
      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        /8:20       /9:9       /10:12      /11:33      /12:117     
      /13:226     /14:425     /15:823     /16:9229    /17:3727    /18:6101    
      /19:13142   /20:14859   /21:13393   /22:17177   /23:18329   /24:112623  
      /25:677     /26:487     /27:416     /28:68      /29:44      /30:105     
      /31:0       /32:33      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       6478     1076          1131      AT&T Worldnet Services 
      18566      972           990      Covad Communications 
      11492      946           960      Cable One 
       9583      898          1062      Sify Limited
       2386      831          1107      AT&T Data Communications Serv
       7018      810          1509      AT&T WorldNet Services
       6197      795          1016      BellSouth Network Solutions, 
      23577      765           779      Korea Telecom (ATM-MPLS)
       7011      685           786      Citizens Utilities 
       9498      607           953      BHARTI BT INTERNET LTD.
       4766      573           766      Korea Telecom (KIX)
      19916      563           568      OLM LLC 
       4323      535          1294      Time Warner Telecom
       4755      523          1114      Videsh Sanchar Nigam Ltd. Aut
      15270      475           507      PaeTec.net -a division of Pae
        855      465           566      Canadian Research Network 
      18101      453           522      Reliance Infocom Ltd Internet
       5668      445           575      CenturyTel Internet Holdings,
      17488      420           598      Hathway IP Over Cable Interne
      33588      410           432      Bresnan Communications, LLC. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:9         7:1         8:62        9:1        12:1795     13:1      
        15:16       16:3        17:3        18:5        20:36       24:890    
        25:1        32:53       38:280      40:57       41:88       44:2      
        47:7        52:4        55:1        56:3        57:25       58:306    
        59:388      60:211      61:941      62:1024     63:1911     64:3204   
        65:2313     66:3119     67:721      68:649      69:1722     70:448    
        71:98       72:1214     73:1        74:166      75:79       76:1      
        77:23       80:842      81:775      82:654      83:366      84:509    
        85:722      86:475      87:482      88:239      89:803      90:3      
        91:168      97:1       116:1       117:1       118:1       119:1      
       120:1       121:137     122:138     123:38      124:569     125:792    
       128:307     129:219     130:130     131:341     132:49      133:9      
       134:186     135:42      136:181     137:112     138:195     139:52     
       140:504     141:141     142:367     143:215     144:269     145:43     
       146:315     147:146     148:375     149:189     150:114     151:116    
       152:94      153:119     154:5       155:249     156:129     157:162    
       158:168     159:149     160:98      161:87      162:228     163:163    
       164:450     165:331     166:246     167:282     168:502     169:120    
       170:389     171:15      172:1       189:165     190:415     192:5747   
       193:3721    194:2963    195:2208    196:951     198:3746    199:3281   
       200:4627    201:980     202:7199    203:7349    204:3952    205:2054   
       206:2391    207:2837    208:2443    209:3588    210:2382    211:927    
       212:1298    213:1426    214:382     215:39      216:4078    217:1163   
       218:348     219:273     220:856     221:373     222:257    
      
      End of report
      Report Website: http://thyme.apnic.net