[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, 24 Feb 2007 04:02:38 +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 24 Feb, 2007
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              213209
          Prefixes after maximum aggregation:                          114369
          Deaggregation factor:                                          1.86
          Unique aggregates announced to Internet:                     103733
      Total ASes present in the Internet Routing Table:                 24455
      Origin-only ASes present in the Internet Routing Table:           21287
      Origin ASes announcing only one prefix:                           10288
      Transit ASes present in the Internet Routing Table:                3168
      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:                                      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:             12
      Number of addresses announced to Internet:                   1686392460
          Equivalent to 100 /8s, 132 /16s and 78 /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:      110162
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    48367
          Total APNIC prefixes after maximum aggregation:               19418
          APNIC Deaggregation factor:                                    2.49
      Prefixes being announced from the APNIC address blocks:           45460
          Unique aggregates announced from the APNIC address blocks:    20397
      APNIC Region origin ASes present in the Internet Routing Table:    2879
      APNIC Region origin ASes announcing only one prefix:                786
      APNIC Region transit ASes present in the Internet Routing Table:    426
      Average APNIC Region AS path length visible:                        3.6
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              290428416
          Equivalent to 17 /8s, 79 /16s and 150 /24s
          Percentage of available APNIC address space announced:         71.9
      
      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:                    104152
          Total ARIN prefixes after maximum aggregation:                61221
          ARIN Deaggregation factor:                                     1.70
      Prefixes being announced from the ARIN address blocks:            76195
          Unique aggregates announced from the ARIN address blocks:     29518
      ARIN Region origin ASes present in the Internet Routing Table:    11365
      ARIN Region origin ASes announcing only one prefix:                4368
      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:               318945408
          Equivalent to 19 /8s, 2 /16s and 184 /24s
          Percentage of available ARIN address space announced:          70.4
      
      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:                     44023
          Total RIPE prefixes after maximum aggregation:                28723
          RIPE Deaggregation factor:                                     1.53
      Prefixes being announced from the RIPE address blocks:            40698
          Unique aggregates announced from the RIPE address blocks:     27121
      RIPE Region origin ASes present in the Internet Routing Table:     9190
      RIPE Region origin ASes announcing only one prefix:                4827
      RIPE Region transit ASes present in the Internet Routing Table:    1492
      Average RIPE Region AS path length visible:                         4.0
          Max RIPE Region AS path length visible:                          32
      Number of RIPE addresses announced to Internet:               291725572
          Equivalent to 17 /8s, 99 /16s and 97 /24s
          Percentage of available RIPE address space announced:          79.0
      
      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:                   14093
          Total LACNIC prefixes after maximum aggregation:               4042
          LACNIC Deaggregation factor:                                   3.49
      Prefixes being announced from the LACNIC address blocks:          12154
          Unique aggregates announced from the LACNIC address blocks:    7009
      LACNIC Region origin ASes present in the Internet Routing Table:    761
      LACNIC Region origin ASes announcing only one prefix:               247
      LACNIC Region transit ASes present in the Internet Routing Table:   133
      Average LACNIC Region AS path length visible:                       4.2
          Max LACNIC Region AS path length visible:                        20
      Number of LACNIC addresses announced to Internet:              37685504
          Equivalent to 2 /8s, 63 /16s and 9 /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:                   2571
          Total AfriNIC prefixes after maximum aggregation:               963
          AfriNIC Deaggregation factor:                                  2.67
      Prefixes being announced from the AfriNIC address blocks:          1891
          Unique aggregates announced from the AfriNIC address blocks:   1182
      AfriNIC Region origin ASes present in the Internet Routing Table:   180
      AfriNIC Region origin ASes announcing only one prefix:               59
      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:              5415424
          Equivalent to 0 /8s, 82 /16s and 162 /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       8720         276   CHINANET-BACKBONE
       4755     1123        383          77   Videsh Sanchar Nigam Ltd. Aut
       9583     1077         77         369   Sify Limited
       9498      964        468          66   BHARTI BT INTERNET LTD.
      23577      777         35         705   Korea Telecom (ATM-MPLS)
       4766      768       4942         309   Korea Telecom (KIX)
      17488      598         39          24   Hathway IP Over Cable Interne
       7545      586        142          76   TPG Internet Pty Ltd
       1221      580       1686         442   Telstra Pty Ltd
      18101      522        103          23   Reliance Infocom Ltd Internet
      17676      503      10935          65   Softbank BB Corp.
       4812      498        763          72   China Telecom (Shanghai)
       4668      461         68          10   LG-EDS Systems Inc.
       9443      444        111          75   Primus Telecommunications
       7474      381        216         259   SingTel Optus Pty Ltd
      17849      370         35          94   Telecommunications Technology
       4802      360         86         149   Wantree Development
      17974      358        129          14   PT TELEKOMUNIKASI INDONESIA
      17557      353         34         169   Pakistan Telecom
       2907      336       1749         309   SINET Japan
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1498       6125         985   AT&T WorldNet Services
       4323     1331       1005         351   Time Warner Telecom
       6478     1125        443         193   AT&T Worldnet Services 
       2386     1113        570         738   AT&T Data Communications Serv
       6197     1024        667         499   BellSouth Network Solutions, 
      18566      992        288           9   Covad Communications 
      11492      978        101          15   Cable One 
        174      944       6792         868   Cogent Communications
        701      941       6695         748   UUNET Technologies, Inc. 
       1239      814       2713         572   Sprint 
      20115      801        706         421   Charter Communications 
       7011      798        229         476   Citizens Utilities 
      19262      757       2591         178   Verizon Global Networks 
      22773      732       1872          41   Cox Communications, Inc.
        209      712       3743         569   Qwest 
        721      633      21787         274   DLA Systems Automation Center
        852      595       1088         381   Telus Advanced Communications
       5668      571        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      541       1895         419   UUNET - Commercial IP service
      24863      328         45          22   LINKdotNET AS number
       3301      311       1199         290   TeliaNet Sweden
       3320      298       4993         249   Deutsche Telekom AG
       8220      271        469         262   COLT Telecommunications
       6746      270         95         248   Dynamic Network Technologies,
        680      257       2044         251   DFN-IP service G-WiN
       8708      242        284         228   Romania Data Systems S.A.
       3215      239       2224          92   France Telecom Transpac
       1257      223       1116         172   SWIPnet Swedish IP Network
       5416      219         14          15   BATELCO-BH
       3269      213       2423          71   TELECOM ITALIA
       3246      207        354         196   Song Networks
      30890      206         17          96   SC Kappa Invexim SRL
       8551      204        196          28   Bezeq International
       3352      201       1783          33   Ibernet, Internet Access Netw
      20858      197         34           3   EgyNet
       3300      182        171          89   AUCS Communications Services 
      12479      177        578           6   Uni2 Autonomous System
        786      173       1779         173   The JANET IP Service
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151     1043       2038         211   UniNet S.A. de C.V. 
      11830      482        299          19   Instituto Costarricense de El
      11172      348        109          85   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      251        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      200        172          83   AVANTEL, S.A. 
      10481      181         72           8   Prima S.A. 
      20299      175         25          26   NEWCOM AMERICAS 
      21826      153         27          57   INTERCABLE 
      23216      153         19          42   RAMtelecom Telecomunicaciones
       7910      152         11          32   ANDINET ON LINE 
      19429      146         91          37   E.T.B. 
      18822      145          9          10   TELEFONICA MANQUEHUE 
      19169      143          9          25   Telconet 
      14522      140         22           9   SatNet S.A. 
      
      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
       2905      121        178          94   The Internetworking Company o
      33783      111          6           5   EEPAD TISP TELECOM & INTERNET
      24835       86         48           6   RAYA Telecom - Egypt
       2561       64          6           2   Egyptian Universities Network
      15706       55         12           4   Sudatel Internet Exchange Aut
      23889       50         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
      12455       27          6           3   Jambonet Autonomous system
      21280       27          4           4   Swift Global Kenya Ltd.Is an 
      33776       27          2           5   Starcomms Nigeria Limited
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4755      1123        1046      Videsh Sanchar Nigam Ltd. Aut
       4134      1275         999      CHINANET-BACKBONE
      18566       992         983      Covad Communications 
       4323      1331         980      Time Warner Telecom
      11492       978         963      Cable One 
       6478      1125         932      AT&T Worldnet Services 
       9498       964         898      BHARTI BT INTERNET LTD.
       8151      1043         832      UniNet S.A. de C.V. 
       9583      1077         708      Sify Limited
      22773       732         691      Cox Communications, Inc.
      19262       757         579      Verizon Global Networks 
      17488       598         574      Hathway IP Over Cable Interne
       5668       571         555      CenturyTel Internet Holdings,
       6197      1024         525      BellSouth Network Solutions, 
      19916       568         514      OLM LLC 
       7545       586         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 
      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     /14:426     /15:822     /16:9253    /17:3748    /18:6173    
      /19:13193   /20:14894   /21:13424   /22:17227   /23:18503   /24:113186  
      /25:718     /26:537     /27:438     /28:68      /29:42      /30:104     
      /31:0       /32:36      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       6478     1077          1125      AT&T Worldnet Services 
      18566      974           992      Covad Communications 
      11492      964           978      Cable One 
       9583      913          1077      Sify Limited
       2386      837          1113      AT&T Data Communications Serv
       7018      810          1498      AT&T WorldNet Services
       6197      795          1024      BellSouth Network Solutions, 
      23577      763           777      Korea Telecom (ATM-MPLS)
       7011      697           798      Citizens Utilities 
       9498      617           964      BHARTI BT INTERNET LTD.
       4766      577           768      Korea Telecom (KIX)
      19916      563           568      OLM LLC 
       4755      529          1123      Videsh Sanchar Nigam Ltd. Aut
       4323      527          1331      Time Warner Telecom
      15270      475           507      PaeTec.net -a division of Pae
        855      465           566      Canadian Research Network 
      18101      453           522      Reliance Infocom Ltd Internet
       4668      452           461      LG-EDS Systems Inc.
       5668      441           571      CenturyTel Internet Holdings,
      17488      420           598      Hathway IP Over Cable Interne
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:9         7:1         8:62        9:1        12:1797     13:1      
        15:16       16:3        17:3        18:5        20:36       24:901    
        25:1        32:53       38:282      40:57       41:92       44:2      
        47:7        52:4        55:1        56:3        57:25       58:306    
        59:391      60:211      61:943      62:1028     63:1920     64:3153   
        65:2320     66:3149     67:733      68:652      69:1729     70:455    
        71:98       72:1222     73:1        74:174      75:80       76:5      
        77:35       80:828      81:782      82:656      83:363      84:509    
        85:731      86:442      87:492      88:247      89:804      90:3      
        91:175      97:1       116:1       117:1       118:1       119:1      
       120:1       121:141     122:301     123:49      124:596     125:843    
       128:313     129:218     130:131     131:347     132:49      133:9      
       134:188     135:38      136:181     137:92      138:195     139:52     
       140:502     141:142     142:371     143:210     144:269     145:43     
       146:314     147:147     148:376     149:187     150:114     151:116    
       152:94      153:118     154:5       155:246     156:151     157:176    
       158:168     159:151     160:99      161:88      162:231     163:163    
       164:446     165:383     166:245     167:281     168:512     169:119    
       170:380     171:15      172:1       189:197     190:425     192:5747   
       193:3729    194:2992    195:2198    196:958     198:3740    199:3284   
       200:4608    201:985     202:7196    203:7370    204:3971    205:2057   
       206:2412    207:2848    208:2483    209:3591    210:2384    211:928    
       212:1296    213:1422    214:407     215:39      216:4033    217:1166   
       218:349     219:271     220:851     221:374     222:264    
      
      End of report
      Report Website: http://thyme.apnic.net