[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 Mar 2007 04:03:04 +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 Mar, 2007
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              216399
          Prefixes after maximum aggregation:                          115792
          Deaggregation factor:                                          1.87
          Unique aggregates announced to Internet:                     105231
      Total ASes present in the Internet Routing Table:                 24708
      Origin-only ASes present in the Internet Routing Table:           21519
      Origin ASes announcing only one prefix:                           10383
      Transit ASes present in the Internet Routing Table:                3189
      Transit-only ASes present in the Internet Routing Table:             69
      Average AS path length visible in the Internet Routing Table:       3.6
          Max AS path length visible:                                      32
          Max AS path prepend of ASN (31269)                               23
      Prefixes from unregistered ASNs in the Routing Table:                 5
          Unregistered ASNs in the Routing Table:                           7
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             13
      Number of addresses announced to Internet:                   1694597580
          Equivalent to 101 /8s, 1 /16s and 129 /24s
          Percentage of available address space announced:               45.7
          Percentage of allocated address space announced:               62.8
          Percentage of available address space allocated:               72.8
      Total number of prefixes smaller than registry allocations:      112657
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    49615
          Total APNIC prefixes after maximum aggregation:               19960
          APNIC Deaggregation factor:                                    2.49
      Prefixes being announced from the APNIC address blocks:           46658
          Unique aggregates announced from the APNIC address blocks:    20953
      APNIC Region origin ASes present in the Internet Routing Table:    2911
      APNIC Region origin ASes announcing only one prefix:                786
      APNIC Region transit ASes present in the Internet Routing Table:    428
      Average APNIC Region AS path length visible:                        3.7
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              289529280
          Equivalent to 17 /8s, 65 /16s and 221 /24s
          Percentage of available APNIC address space announced:         71.7
      
      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:                    105361
          Total ARIN prefixes after maximum aggregation:                61649
          ARIN Deaggregation factor:                                     1.71
      Prefixes being announced from the ARIN address blocks:            77367
          Unique aggregates announced from the ARIN address blocks:     29985
      ARIN Region origin ASes present in the Internet Routing Table:    11429
      ARIN Region origin ASes announcing only one prefix:                4376
      ARIN Region transit ASes present in the Internet Routing Table:    1044
      Average ARIN Region AS path length visible:                         3.4
          Max ARIN Region AS path length visible:                          21
      Number of ARIN addresses announced to Internet:               323592832
          Equivalent to 19 /8s, 73 /16s and 162 /24s
          Percentage of available ARIN address space announced:          71.4
      
      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:                     44550
          Total RIPE prefixes after maximum aggregation:                29101
          RIPE Deaggregation factor:                                     1.53
      Prefixes being announced from the RIPE address blocks:            41178
          Unique aggregates announced from the RIPE address blocks:     27441
      RIPE Region origin ASes present in the Internet Routing Table:     9337
      RIPE Region origin ASes announcing only one prefix:                4908
      RIPE Region transit ASes present in the Internet Routing Table:    1515
      Average RIPE Region AS path length visible:                         4.0
          Max RIPE Region AS path length visible:                          32
      Number of RIPE addresses announced to Internet:               295806084
          Equivalent to 17 /8s, 161 /16s and 164 /24s
          Percentage of available RIPE address space announced:          80.1
      
      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:                   14345
          Total LACNIC prefixes after maximum aggregation:               4099
          LACNIC Deaggregation factor:                                   3.50
      Prefixes being announced from the LACNIC address blocks:          12403
          Unique aggregates announced from the LACNIC address blocks:    7140
      LACNIC Region origin ASes present in the Internet Routing Table:    776
      LACNIC Region origin ASes announcing only one prefix:               254
      LACNIC Region transit ASes present in the Internet Routing Table:   136
      Average LACNIC Region AS path length visible:                       4.2
          Max LACNIC Region AS path length visible:                        19
      Number of LACNIC addresses announced to Internet:              38409472
          Equivalent to 2 /8s, 74 /16s and 21 /24s
          Percentage of available LACNIC address space announced:        57.2
      
      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:                   2523
          Total AfriNIC prefixes after maximum aggregation:               981
          AfriNIC Deaggregation factor:                                  2.57
      Prefixes being announced from the AfriNIC address blocks:          1874
          Unique aggregates announced from the AfriNIC address blocks:   1146
      AfriNIC Region origin ASes present in the Internet Routing Table:   185
      AfriNIC Region origin ASes announcing only one prefix:               58
      AfriNIC Region transit ASes present in the Internet Routing Table:   35
      Average AfriNIC Region AS path length visible:                      3.6
          Max AfriNIC Region AS path length visible:                       15
      Number of AfriNIC addresses announced to Internet:              5435648
          Equivalent to 0 /8s, 82 /16s and 241 /24s
          Percentage of available AfriNIC address space announced:       16.2
      
      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     1282       9389         277   CHINANET-BACKBONE
       4755     1160        383          77   Videsh Sanchar Nigam Ltd. Aut
       9583     1102         78         366   Sify Limited
       9498      970        468          70   BHARTI BT INTERNET LTD.
      23577      786         35         715   Korea Telecom (ATM-MPLS)
       4766      782       4943         313   Korea Telecom (KIX)
      17488      620         41          29   Hathway IP Over Cable Interne
       1221      577       1973         451   Telstra Pty Ltd
       7545      541        141          62   TPG Internet Pty Ltd
      18101      537        116          26   Reliance Infocom Ltd Internet
      17676      503      10935          65   Softbank BB Corp.
       4668      502         68          10   LG-EDS Systems Inc.
       9443      453        111          73   Primus Telecommunications
       4812      450        790          71   China Telecom (Shanghai)
       7474      381        216         260   SingTel Optus Pty Ltd
      17557      361         35         175   Pakistan Telecom
       4802      360         86         149   Wantree Development
       4837      342       4580         153   chinanet IDC center beijing n
      17974      339        129          14   PT TELEKOMUNIKASI INDONESIA
       2907      336       1733         309   SINET Japan
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1505       6128         982   AT&T WorldNet Services
       4323     1299       1021         355   Time Warner Telecom
       6478     1138        434         189   AT&T Worldnet Services 
       2386     1092        558         734   AT&T Data Communications Serv
       6197     1034        675         499   BellSouth Network Solutions, 
      11492     1014        102          12   Cable One 
      18566      997        288           9   Covad Communications 
        701      971       6661         741   UUNET Technologies, Inc. 
        174      940       6791         861   Cogent Communications
      20115      844        716         422   Charter Communications 
       1239      820       2715         572   Sprint 
       7011      776        225         458   Citizens Utilities 
      22773      740       1872          41   Cox Communications, Inc.
      19262      726       2603         160   Verizon Global Networks 
        209      720       3733         571   Qwest 
        721      618      21756         274   DLA Systems Automation Center
        852      589       1087         377   Telus Advanced Communications
       5668      580        160          16   CenturyTel Internet Holdings,
        855      568        250          71   Canadian Research Network 
      19916      567         49          59   OLM LLC 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      522       1877         415   UUNET - Commercial IP service
      24863      337         46          30   LINKdotNET AS number
       3301      312       1199         291   TeliaNet Sweden
       3320      301       4993         249   Deutsche Telekom AG
       6746      270         95         249   Dynamic Network Technologies,
       8220      269        469         258   COLT Telecommunications
        680      257       2044         251   DFN-IP service G-WiN
       5416      253         16          12   BATELCO-BH
       3215      235       2208          96   France Telecom Transpac
       8708      235        284         228   Romania Data Systems S.A.
       1257      222       1180         168   SWIPnet Swedish IP Network
       3269      215       2583          72   TELECOM ITALIA
       3246      207        356         197   Song Networks
       8551      206        196          30   Bezeq International
      30890      206         17          96   SC Kappa Invexim SRL
      20858      199         34           4   EgyNet
       3352      192       1795          36   Ibernet, Internet Access Netw
       3300      185        171          90   AUCS Communications Services 
      12479      184        578           6   Uni2 Autonomous System
        786      174       1795         174   The JANET IP Service
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151     1075       2040         210   UniNet S.A. de C.V. 
      11830      483        299          19   Instituto Costarricense de El
      11172      354        109          87   Servicios Alestra S.A de C.V 
      16814      329         20           8   NSS, S.A. 
      22047      307        206          11   VTR PUNTO NET S.A. 
       7303      257        142          23   Telecom Argentina Stet-France
       6471      256         74          30   ENTEL CHILE S.A. 
      14117      240         17          14   Telefonica del Sur S.A. 
      11556      236        128           3   Cable-Wireless Panama 
       6147      230        182          20   Telefonica Del Peru 
       6503      205        170          79   AVANTEL, S.A. 
      20299      182         25          25   NEWCOM AMERICAS 
      10481      181         72           8   Prima S.A. 
      21826      156         28          55   INTERCABLE 
      23216      155         19          42   RAMtelecom Telecomunicaciones
       7910      154         11          33   ANDINET ON LINE 
      10620      150         45          19   TVCABLE BOGOTA 
      19429      146         91          37   E.T.B. 
      14522      145         22           5   SatNet S.A. 
      18822      145          9          10   TELEFONICA MANQUEHUE 
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      291        868         232   The Internet Solution 
       8452      205         60           6   TEDATA
       6713      143        135          11   Itissalat Al-MAGHRIB
       2018      138        309         113   Tertiary Education Network 
      15475      128         84           4   Nile Online
       5536      123          8          15   Internet Egypt Network
      33783      106          6           5   EEPAD TISP TELECOM & INTERNET
       2905       85        176          74   The Internetworking Company o
      24835       85         48           6   RAYA Telecom - Egypt
       2561       61          6           2   Egyptian Universities Network
      15706       54         12           4   Sudatel Internet Exchange Aut
      23889       49         16          13   MAURITIUS TELECOM
       5713       44        294          34   Telkom SA Ltd 
      33774       41         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      1160        1083      Videsh Sanchar Nigam Ltd. Aut
       4134      1282        1005      CHINANET-BACKBONE
      11492      1014        1002      Cable One 
      18566       997         988      Covad Communications 
       6478      1138         949      AT&T Worldnet Services 
       4323      1299         944      Time Warner Telecom
       9498       970         900      BHARTI BT INTERNET LTD.
       8151      1075         865      UniNet S.A. de C.V. 
       9583      1102         736      Sify Limited
      22773       740         699      Cox Communications, Inc.
      17488       620         591      Hathway IP Over Cable Interne
      19262       726         566      Verizon Global Networks 
       5668       580         564      CenturyTel Internet Holdings,
       6197      1034         535      BellSouth Network Solutions, 
      18101       537         511      Reliance Infocom Ltd Internet
      19916       567         508      OLM LLC 
        855       568         497      Canadian Research Network 
       4668       502         492      LG-EDS Systems Inc.
       7029       563         483      Alltel Information Services, 
      15270       515         481      PaeTec.net -a division of Pae
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65332   PRIVATE       63.166.106.192/27     1803       SPRINT 
      65520   PRIVATE       87.120.217.0/24      34224       Neterra Ltd.
      64515   PRIVATE       195.47.27.0/24        6721       The Terminal Bar: In
      24410   UNALLOCATED   203.119.28.0/24       4134       CHINANET-BACKBONE
      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
      197.7.78.0/24        17557     Pakistan Telecom
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:19       /9:9       /10:12      /11:33      /12:121     
      /13:231     /14:441     /15:844     /16:9320    /17:3805    /18:6254    
      /19:13407   /20:14989   /21:13558   /22:17536   /23:18904   /24:114576  
      /25:784     /26:819     /27:489     /28:71      /29:44      /30:91      
      /31:0       /32:42      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       6478     1094          1138      AT&T Worldnet Services 
      11492     1000          1014      Cable One 
      18566      979           997      Covad Communications 
       9583      943          1102      Sify Limited
       7018      821          1505      AT&T WorldNet Services
       2386      814          1092      AT&T Data Communications Serv
       6197      802          1034      BellSouth Network Solutions, 
      23577      772           786      Korea Telecom (ATM-MPLS)
       7011      679           776      Citizens Utilities 
       9498      637           970      BHARTI BT INTERNET LTD.
       4766      590           782      Korea Telecom (KIX)
      19916      562           567      OLM LLC 
       4755      558          1160      Videsh Sanchar Nigam Ltd. Aut
       4323      526          1299      Time Warner Telecom
       4668      492           502      LG-EDS Systems Inc.
      15270      483           515      PaeTec.net -a division of Pae
        855      466           568      Canadian Research Network 
      18101      462           537      Reliance Infocom Ltd Internet
       5668      450           580      CenturyTel Internet Holdings,
      17488      442           620      Hathway IP Over Cable Interne
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:9         7:1         8:65        9:1        12:1791     15:19     
        16:3        17:3        18:8        20:36       24:929      25:1      
        32:53       38:292      40:56       41:110      44:2        47:4      
        52:4        55:1        56:3        57:25       58:363      59:357    
        60:222      61:905      62:1004     63:1960     64:3083     65:2326   
        66:3160     67:759      68:664      69:1789     70:495      71:105    
        72:1239     73:1        74:307      75:103      76:12       77:105    
        80:844      81:783      82:663      83:361      84:507      85:756    
        86:409      87:473      88:252      89:839      90:19       91:221    
        97:1       116:2       117:1       118:1       119:1       120:1      
       121:146     122:521     123:57      124:751     125:932     128:272    
       129:223     130:123     131:351     132:51      133:10      134:188    
       135:38      136:181     137:87      138:137     139:56      140:481    
       141:144     142:374     143:210     144:281     145:43      146:320    
       147:146     148:382     149:188     150:114     151:123     152:93     
       153:120     154:5       155:248     156:155     157:177     158:162    
       159:153     160:104     161:91      162:234     163:174     164:448    
       165:397     166:244     167:293     168:520     169:119     170:390    
       171:15      172:1       189:240     190:496     192:5745    193:3750   
       194:3047    195:2195    196:910     197:1       198:3749    199:3286   
       200:4587    201:994     202:7248    203:7364    204:3980    205:2079   
       206:2452    207:2887    208:2594    209:3615    210:2383    211:928    
       212:1284    213:1421    214:409     215:39      216:3966    217:1149   
       218:354     219:292     220:889     221:390     222:271    
      
      End of report
      Report Website: http://thyme.apnic.net