[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, 3 Mar 2007 04:02:46 +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 03 Mar, 2007
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              213872
          Prefixes after maximum aggregation:                          114752
          Deaggregation factor:                                          1.86
          Unique aggregates announced to Internet:                     103985
      Total ASes present in the Internet Routing Table:                 24509
      Origin-only ASes present in the Internet Routing Table:           21327
      Origin ASes announcing only one prefix:                           10308
      Transit ASes present in the Internet Routing Table:                3182
      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:                   1689261068
          Equivalent to 100 /8s, 176 /16s and 20 /24s
          Percentage of available address space announced:               45.6
          Percentage of allocated address space announced:               62.6
          Percentage of available address space allocated:               72.8
      Total number of prefixes smaller than registry allocations:      110720
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    48655
          Total APNIC prefixes after maximum aggregation:               19591
          APNIC Deaggregation factor:                                    2.48
      Prefixes being announced from the APNIC address blocks:           45739
          Unique aggregates announced from the APNIC address blocks:    20424
      APNIC Region origin ASes present in the Internet Routing Table:    2885
      APNIC Region origin ASes announcing only one prefix:                786
      APNIC Region transit ASes present in the Internet Routing Table:    427
      Average APNIC Region AS path length visible:                        3.6
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              291151232
          Equivalent to 17 /8s, 90 /16s and 157 /24s
          Percentage of available APNIC address space announced:         72.1
      
      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:                    104281
          Total ARIN prefixes after maximum aggregation:                61265
          ARIN Deaggregation factor:                                     1.70
      Prefixes being announced from the ARIN address blocks:            76236
          Unique aggregates announced from the ARIN address blocks:     29615
      ARIN Region origin ASes present in the Internet Routing Table:    11368
      ARIN Region origin ASes announcing only one prefix:                4354
      ARIN Region transit ASes present in the Internet Routing Table:    1054
      Average ARIN Region AS path length visible:                         3.4
          Max ARIN Region AS path length visible:                          21
      Number of ARIN addresses announced to Internet:               319487360
          Equivalent to 19 /8s, 10 /16s and 253 /24s
          Percentage of available ARIN address space announced:          70.5
      
      ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
      (pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                             3354-4607, 4865-5119, 5632-6655, 6912-7466
                             7723-8191, 10240-12287, 13312-15359, 16384-17407
                             18432-20479, 21504-23551, 25600-26591,
                             26624-27647, 29696-30719, 31744-33791
                             35840-36863, 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:                     44188
          Total RIPE prefixes after maximum aggregation:                28812
          RIPE Deaggregation factor:                                     1.53
      Prefixes being announced from the RIPE address blocks:            40870
          Unique aggregates announced from the RIPE address blocks:     27149
      RIPE Region origin ASes present in the Internet Routing Table:     9228
      RIPE Region origin ASes announcing only one prefix:                4860
      RIPE Region transit ASes present in the Internet Routing Table:    1495
      Average RIPE Region AS path length visible:                         4.0
          Max RIPE Region AS path length visible:                          32
      Number of RIPE addresses announced to Internet:               292912388
          Equivalent to 17 /8s, 117 /16s and 125 /24s
          Percentage of available RIPE address space announced:          79.4
      
      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:                   14169
          Total LACNIC prefixes after maximum aggregation:               4116
          LACNIC Deaggregation factor:                                   3.44
      Prefixes being announced from the LACNIC address blocks:          12239
          Unique aggregates announced from the LACNIC address blocks:    7058
      LACNIC Region origin ASes present in the Internet Routing Table:    767
      LACNIC Region origin ASes announcing only one prefix:               247
      LACNIC Region transit ASes present in the Internet Routing Table:   139
      Average LACNIC Region AS path length visible:                       4.1
          Max LACNIC Region AS path length visible:                        20
      Number of LACNIC addresses announced to Internet:              37947648
          Equivalent to 2 /8s, 67 /16s and 9 /24s
          Percentage of available LACNIC address space announced:        56.5
      
      LACNIC AS Blocks       26592-26623, 27648-28671, plus ERX transfers
      LACNIC Address Blocks  189/8, 190/8, 200/7
      
      AfriNIC Region Analysis Summary
      -------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   2576
          Total AfriNIC prefixes after maximum aggregation:               966
          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:   181
      AfriNIC Region origin ASes announcing only one prefix:               60
      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:              5486080
          Equivalent to 0 /8s, 83 /16s and 182 /24s
          Percentage of available AfriNIC address space announced:       16.3
      
      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     1276       8718         277   CHINANET-BACKBONE
       4755     1141        383          77   Videsh Sanchar Nigam Ltd. Aut
       9583     1073         77         370   Sify Limited
       9498      957        468          66   BHARTI BT INTERNET LTD.
      23577      776         35         705   Korea Telecom (ATM-MPLS)
       4766      773       4943         311   Korea Telecom (KIX)
      17488      612         40          28   Hathway IP Over Cable Interne
       7545      591        142          77   TPG Internet Pty Ltd
       1221      578       1957         443   Telstra Pty Ltd
      18101      529        103          22   Reliance Infocom Ltd Internet
      17676      503      10935          65   Softbank BB Corp.
       4668      454         68          10   LG-EDS Systems Inc.
       9443      443        111          74   Primus Telecommunications
       4812      442        785          72   China Telecom (Shanghai)
       7474      379        216         259   SingTel Optus Pty Ltd
       4802      360         86         149   Wantree Development
      17557      351         34         171   Pakistan Telecom
       4837      342       4392         153   chinanet IDC center beijing n
      17974      337        129          14   PT TELEKOMUNIKASI INDONESIA
       2907      336       1749         309   SINET Japan
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1498       6125         982   AT&T WorldNet Services
       4323     1330       1005         353   Time Warner Telecom
       6478     1124        432         184   AT&T Worldnet Services 
       2386     1112        570         738   AT&T Data Communications Serv
       6197     1022        667         497   BellSouth Network Solutions, 
      18566      993        288           9   Covad Communications 
      11492      984        101          18   Cable One 
        174      941       6792         865   Cogent Communications
        701      938       6696         746   UUNET Technologies, Inc. 
       1239      817       2714         572   Sprint 
      20115      802        706         422   Charter Communications 
       7011      795        227         474   Citizens Utilities 
      19262      756       2591         177   Verizon Global Networks 
      22773      731       1872          41   Cox Communications, Inc.
        209      715       3746         570   Qwest 
        721      626      21787         274   DLA Systems Automation Center
        852      593       1088         379   Telus Advanced Communications
       5668      570        160          16   CenturyTel Internet Holdings,
      19916      568         49          54   OLM LLC 
        855      567        250          71   Canadian Research Network 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      539       1879         417   UUNET - Commercial IP service
      24863      330         61          23   LINKdotNET AS number
       3301      312       1200         291   TeliaNet Sweden
       3320      299       4994         250   Deutsche Telekom AG
       8220      272        469         263   COLT Telecommunications
       6746      269         95         248   Dynamic Network Technologies,
        680      257       2044         251   DFN-IP service G-WiN
       5416      253         16          16   BATELCO-BH
       8708      241        284         228   Romania Data Systems S.A.
       3215      238       2224          91   France Telecom Transpac
       1257      221       1111         170   SWIPnet Swedish IP Network
       3269      217       2519          73   TELECOM ITALIA
       3246      208        355         197   Song Networks
      30890      204         17          96   SC Kappa Invexim SRL
       8551      203        196          28   Bezeq International
      20858      197         34           3   EgyNet
       3352      193       1783          33   Ibernet, Internet Access Netw
       3300      184        171          90   AUCS Communications Services 
      12479      179        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     1049       2037         210   UniNet S.A. de C.V. 
      11830      478        297          66   Instituto Costarricense de El
      11172      349        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      254         74          30   ENTEL CHILE S.A. 
       7303      253        142          30   Telecom Argentina Stet-France
      14117      239         16          13   Telefonica del Sur S.A. 
      11556      237        128           4   Cable-Wireless Panama 
       6147      230        182          20   Telefonica Del Peru 
       6503      201        171          82   AVANTEL, S.A. 
      10481      181         72           8   Prima S.A. 
      20299      173         25          24   NEWCOM AMERICAS 
      21826      161         29          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 
      14522      142         22           9   SatNet S.A. 
      10620      136         42          15   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      246         60           6   TEDATA
      15475      159         84           4   Nile Online
       6713      143        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       49         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      1141        1064      Videsh Sanchar Nigam Ltd. Aut
       4134      1276         999      CHINANET-BACKBONE
      18566       993         984      Covad Communications 
       4323      1330         977      Time Warner Telecom
      11492       984         966      Cable One 
       6478      1124         940      AT&T Worldnet Services 
       9498       957         891      BHARTI BT INTERNET LTD.
       8151      1049         839      UniNet S.A. de C.V. 
       9583      1073         703      Sify Limited
      22773       731         690      Cox Communications, Inc.
      17488       612         584      Hathway IP Over Cable Interne
      19262       756         579      Verizon Global Networks 
       5668       570         554      CenturyTel Internet Holdings,
       6197      1022         525      BellSouth Network Solutions, 
       7545       591         514      TPG Internet Pty Ltd
      19916       568         514      OLM LLC 
      18101       529         507      Reliance Infocom Ltd Internet
        855       567         496      Canadian Research Network 
      15270       509         475      PaeTec.net -a division of Pae
       4766       773         462      Korea Telecom (KIX)
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65535   PRIVATE       189.10.3.0/24         8167       TELESC - Telecomunic
      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      /12:118     
      /13:227     /14:428     /15:831     /16:9277    /17:3765    /18:6178    
      /19:13251   /20:14868   /21:13454   /22:17337   /23:18626   /24:113455  
      /25:727     /26:549     /27:437     /28:68      /29:42      /30:97      
      /31:26      /32:37      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       6478     1078          1124      AT&T Worldnet Services 
      18566      975           993      Covad Communications 
      11492      970           984      Cable One 
       9583      913          1073      Sify Limited
       2386      836          1112      AT&T Data Communications Serv
       7018      813          1498      AT&T WorldNet Services
       6197      794          1022      BellSouth Network Solutions, 
      23577      762           776      Korea Telecom (ATM-MPLS)
       7011      695           795      Citizens Utilities 
       9498      628           957      BHARTI BT INTERNET LTD.
       4766      581           773      Korea Telecom (KIX)
      19916      563           568      OLM LLC 
       4755      546          1141      Videsh Sanchar Nigam Ltd. Aut
       4323      529          1330      Time Warner Telecom
      15270      477           509      PaeTec.net -a division of Pae
        855      466           567      Canadian Research Network 
      18101      460           529      Reliance Infocom Ltd Internet
       4668      445           454      LG-EDS Systems Inc.
       5668      440           570      CenturyTel Internet Holdings,
      17488      434           612      Hathway IP Over Cable Interne
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:9         7:1         8:65        9:1        12:1799     13:1      
        15:16       16:3        17:3        18:5        20:36       24:903    
        25:1        32:52       38:283      40:57       41:93       44:2      
        47:7        52:4        55:1        56:3        57:25       58:321    
        59:350      60:220      61:913      62:1035     63:1914     64:3141   
        65:2318     66:3138     67:735      68:653      69:1744     70:466    
        71:98       72:1225     73:1        74:188      75:81       76:8      
        77:67       80:828      81:783      82:660      83:362      84:503    
        85:737      86:443      87:487      88:248      89:819      90:4      
        91:221      97:1       116:1       117:1       118:1       119:1      
       120:1       121:136     122:349     123:60      124:716     125:807    
       128:307     129:218     130:124     131:348     132:49      133:10     
       134:188     135:37      136:181     137:92      138:194     139:52     
       140:499     141:142     142:371     143:212     144:271     145:43     
       146:320     147:147     148:378     149:186     150:114     151:117    
       152:94      153:118     154:5       155:248     156:155     157:174    
       158:169     159:150     160:99      161:89      162:230     163:174    
       164:451     165:383     166:245     167:280     168:513     169:119    
       170:387     171:15      172:1       189:208     190:437     192:5739   
       193:3726    194:3013    195:2193    196:957     198:3737    199:3279   
       200:4626    201:989     202:7220    203:7378    204:3951    205:2074   
       206:2386    207:2846    208:2489    209:3590    210:2387    211:926    
       212:1291    213:1412    214:409     215:39      216:4021    217:1161   
       218:350     219:270     220:858     221:375     222:264    
      
      End of report
      Report Website: http://thyme.apnic.net