[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, 27 Jan 2007 04:02:25 +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 27 Jan, 2007
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              209098
          Prefixes after maximum aggregation:                          112768
          Deaggregation factor:                                          1.85
          Unique aggregates announced to Internet:                     101751
      Total ASes present in the Internet Routing Table:                 24204
      Origin-only ASes present in the Internet Routing Table:           21078
      Origin ASes announcing only one prefix:                           10191
      Transit ASes present in the Internet Routing Table:                3126
      Transit-only ASes present in the Internet Routing Table:             77
      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:                 3
          Unregistered ASNs in the Routing Table:                           4
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             12
      Number of addresses announced to Internet:                   1667168908
          Equivalent to 99 /8s, 94 /16s and 250 /24s
          Percentage of available address space announced:               45.0
          Percentage of allocated address space announced:               61.8
          Percentage of available address space allocated:               72.8
      Total number of prefixes smaller than registry allocations:      107085
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    46704
          Total APNIC prefixes after maximum aggregation:               18720
          APNIC Deaggregation factor:                                    2.49
      Prefixes being announced from the APNIC address blocks:           44152
          Unique aggregates announced from the APNIC address blocks:    19260
      APNIC Region origin ASes present in the Internet Routing Table:    2827
      APNIC Region origin ASes announcing only one prefix:                787
      APNIC Region transit ASes present in the Internet Routing Table:    420
      Average APNIC Region AS path length visible:                        3.7
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              281267552
          Equivalent to 16 /8s, 195 /16s and 205 /24s
          Percentage of available APNIC address space announced:         69.7
      
      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:                    102763
          Total ARIN prefixes after maximum aggregation:                60807
          ARIN Deaggregation factor:                                     1.69
      Prefixes being announced from the ARIN address blocks:            75685
          Unique aggregates announced from the ARIN address blocks:     29044
      ARIN Region origin ASes present in the Internet Routing Table:    11294
      ARIN Region origin ASes announcing only one prefix:                4324
      ARIN Region transit ASes present in the Internet Routing Table:    1041
      Average ARIN Region AS path length visible:                         3.4
          Max ARIN Region AS path length visible:                          21
      Number of ARIN addresses announced to Internet:               314814208
          Equivalent to 18 /8s, 195 /16s and 175 /24s
          Percentage of available ARIN address space announced:          69.5
      
      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:                     43318
          Total RIPE prefixes after maximum aggregation:                28259
          RIPE Deaggregation factor:                                     1.53
      Prefixes being announced from the RIPE address blocks:            40007
          Unique aggregates announced from the RIPE address blocks:     26608
      RIPE Region origin ASes present in the Internet Routing Table:     9073
      RIPE Region origin ASes announcing only one prefix:                4781
      RIPE Region transit ASes present in the Internet Routing Table:    1467
      Average RIPE Region AS path length visible:                         4.0
          Max RIPE Region AS path length visible:                          32
      Number of RIPE addresses announced to Internet:               287181220
          Equivalent to 17 /8s, 30 /16s and 9 /24s
          Percentage of available RIPE address space announced:          77.8
      
      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:                   13810
          Total LACNIC prefixes after maximum aggregation:               4028
          LACNIC Deaggregation factor:                                   3.43
      Prefixes being announced from the LACNIC address blocks:          11834
          Unique aggregates announced from the LACNIC address blocks:    7250
      LACNIC Region origin ASes present in the Internet Routing Table:    758
      LACNIC Region origin ASes announcing only one prefix:               248
      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:              36468224
          Equivalent to 2 /8s, 44 /16s and 118 /24s
          Percentage of available LACNIC address space announced:        54.3
      
      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:                   2501
          Total AfriNIC prefixes after maximum aggregation:               953
          AfriNIC Deaggregation factor:                                  2.62
      Prefixes being announced from the AfriNIC address blocks:          1769
          Unique aggregates announced from the AfriNIC address blocks:   1142
      AfriNIC Region origin ASes present in the Internet Routing Table:   174
      AfriNIC Region origin ASes announcing only one prefix:               51
      AfriNIC Region transit ASes present in the Internet Routing Table:   32
      Average AfriNIC Region AS path length visible:                      3.6
          Max AfriNIC Region AS path length visible:                       15
      Number of AfriNIC addresses announced to Internet:              5367552
          Equivalent to 0 /8s, 81 /16s and 231 /24s
          Percentage of available AfriNIC address space announced:       16.0
      
      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     1279       8663         273   CHINANET-BACKBONE
       4755     1090        383          75   Videsh Sanchar Nigam Ltd. Aut
       9583     1030        109          16   Sify Limited
       9498      933        467          64   BHARTI BT INTERNET LTD.
      23577      771         34         699   Korea Telecom (ATM-MPLS)
       4766      763       4944         313   Korea Telecom (KIX)
      17488      588         37          20   Hathway IP Over Cable Interne
       1221      569       1697         440   Telstra Pty Ltd
       7545      558        126          72   TPG Internet Pty Ltd
      18101      514        103          27   Reliance Infocom Ltd Internet
      17676      503      10935          66   Softbank BB Corp.
       9443      442        111          74   Primus Telecommunications
       4812      435        763          69   China Telecom (Shanghai)
      17974      364        129          14   PT TELEKOMUNIKASI INDONESIA
       4802      360         86         149   Wantree Development
      17849      353         33          93   Telecommunications Technology
      17557      349         34         168   Pakistan Telecom
       2907      335       1733         309   SINET Japan
       4837      334       4071         146   chinanet IDC center beijing n
       7474      315        212         244   SingTel Optus Pty Ltd
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1550       6127         996   AT&T WorldNet Services
       2386     1105        585         730   AT&T Data Communications Serv
       4323     1062        818         297   Time Warner Telecom
       6197     1023        647         501   BellSouth Network Solutions, 
      18566      989        288           9   Covad Communications 
        701      938       6695         746   UUNET Technologies, Inc. 
        174      934       6789         864   Cogent Communications
      11492      912         99          15   Cable One 
       1239      827       2729         577   Sprint 
      19262      808       2576         180   Verizon Global Networks 
      20115      795        689         412   Charter Communications 
       7011      731        218         454   Citizens Utilities 
      22773      723       1872          41   Cox Communications, Inc.
        209      715       3750         563   Qwest 
        721      687      21836         280   DLA Systems Automation Center
        852      607       1093         393   Telus Advanced Communications
       5668      577        161          19   CenturyTel Internet Holdings,
      19916      568         49          54   OLM LLC 
        855      565        250          73   Canadian Research Network 
       6198      552        521         258   BellSouth Network Solutions, 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      537       1898         425   UUNET - Commercial IP service
       3301      305       1199         287   TeliaNet Sweden
       3320      298       4993         249   Deutsche Telekom AG
      24863      298         45          25   LINKdotNET AS number
       8220      271        474         263   COLT Telecommunications
       6746      270         95         247   Dynamic Network Technologies,
        680      257       2044         251   DFN-IP service G-WiN
       3215      237       2192          93   France Telecom Transpac
       8708      234        283         221   Romania Data Systems S.A.
       1257      224       1097         173   SWIPnet Swedish IP Network
       3269      213       2391          71   TELECOM ITALIA
      30890      212         18          91   SC Kappa Invexim SRL
       3246      207        354         197   Song Networks
       5416      206         13           9   BATELCO-BH
       8551      192        193          28   Bezeq International
      20858      189         34           3   This AS will be used to conne
       3352      182       1767          31   Ibernet, Internet Access Netw
       3300      178        171          89   AUCS Communications Services 
      12479      176        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      910       2015         203   UniNet S.A. de C.V. 
      11830      482        299          19   Instituto Costarricense de El
      11172      385        113          83   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. 
      14117      238         16          13   Telefonica del Sur S.A. 
      11556      235        116           6   Cable-Wireless Panama 
       7303      231        103          33   Telecom Argentina Stet-France
       6147      225        180          24   Telefonica Del Peru 
       6503      216        168          91   AVANTEL, S.A. 
      10481      181         72           8   Prima S.A. 
      21826      159         22          38   INTERCABLE 
       7910      152         11          32   ANDINET ON LINE 
      23216      147         19          43   RAMtelecom Telecomunicaciones
      20299      146         22          17   NEWCOM AMERICAS 
      18822      145          9          10   TELEFONICA MANQUEHUE 
      19169      141          9          24   Telconet 
      19429      138         84          33   E.T.B. 
      14522      136         21           8   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      226         60           6   TEDATA
      15475      153         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      112          6           5   EEPAD TISP TELECOM & INTERNET
      24835       86         48           6   RAYA Telecom - Egypt
       2905       79        173          72   The Internetworking Company o
       2561       62          6           2   Egyptian Universities Network
      15706       54         12           4   Sudatel Internet Exchange Aut
      23889       53         16          13   MAURITIUS TELECOM
       5713       45        294          35   Telkom SA Ltd 
      12455       39          6           3   Jambonet Autonomous system
      33774       38         12          22   AS Number for Telecom Algeria
      16637       33         21          25   Johnnic e-Ventures 
       8524       30          2           6   AUCEGYPT Autonomous System
      33776       27          2           5   Starcomms Nigeria Limited
      10798       23          1          14   Standard Bank of South Africa
      21280       23          4           4   Swift Global Kenya Ltd.Is an 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4755      1090        1015      Videsh Sanchar Nigam Ltd. Aut
       9583      1030        1014      Sify Limited
       4134      1279        1006      CHINANET-BACKBONE
      18566       989         980      Covad Communications 
      11492       912         897      Cable One 
       9498       933         869      BHARTI BT INTERNET LTD.
       4323      1062         765      Time Warner Telecom
       8151       910         707      UniNet S.A. de C.V. 
      22773       723         682      Cox Communications, Inc.
      19262       808         628      Verizon Global Networks 
      17488       588         568      Hathway IP Over Cable Interne
       5668       577         558      CenturyTel Internet Holdings,
       6197      1023         522      BellSouth Network Solutions, 
      19916       568         514      OLM LLC 
        855       565         492      Canadian Research Network 
      18101       514         487      Reliance Infocom Ltd Internet
       7545       558         486      TPG Internet Pty Ltd
      15270       500         466      PaeTec.net -a division of Pae
      11830       482         463      Instituto Costarricense de El
       4766       763         450      Korea Telecom (KIX)
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      23456   UNALLOCATED   203.10.62.0/24        1221       Telstra Pty Ltd
      24410   UNALLOCATED   203.119.28.0/24       4134       CHINANET-BACKBONE
      24409   UNALLOCATED   203.119.29.0/24       9808       Guangdong Mobile Com
      
      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        /8:19       /9:10      /10:13      /11:33      /12:115     
      /13:226     /14:414     /15:811     /16:9197    /17:3680    /18:5961    
      /19:12943   /20:14559   /21:13000   /22:16650   /23:17873   /24:111872  
      /25:663     /26:459     /27:373     /28:65      /29:39      /30:90      
      /31:0       /32:33      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      971           989      Covad Communications 
      11492      898           912      Cable One 
       9583      859          1030      Sify Limited
       7018      855          1550      AT&T WorldNet Services
       2386      829          1105      AT&T Data Communications Serv
       6197      795          1023      BellSouth Network Solutions, 
      23577      757           771      Korea Telecom (ATM-MPLS)
       7011      634           731      Citizens Utilities 
       9498      591           933      BHARTI BT INTERNET LTD.
       4766      571           763      Korea Telecom (KIX)
      19916      563           568      OLM LLC 
       4755      499          1090      Videsh Sanchar Nigam Ltd. Aut
      15270      468           500      PaeTec.net -a division of Pae
        855      464           565      Canadian Research Network 
      18101      446           514      Reliance Infocom Ltd Internet
       5668      444           577      CenturyTel Internet Holdings,
      17488      411           588      Hathway IP Over Cable Interne
       1239      408           827      Sprint 
      33588      403           425      Bresnan Communications, LLC. 
       6198      390           552      BellSouth Network Solutions, 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:9         7:1         8:61        9:1        12:1658     13:1      
        15:15       16:3        17:3        18:5        20:36       24:873    
        25:1        32:54       38:278      40:57       41:66       44:2      
        47:10       52:4        55:1        56:3        57:25       58:292    
        59:376      60:203      61:953      62:1048     63:1901     64:3206   
        65:2300     66:3135     67:715      68:637      69:1715     70:426    
        71:133      72:1140     73:1        74:148      75:55       76:22     
        80:831      81:776      82:647      83:348      84:493      85:758    
        86:465      87:478      88:272      89:766      90:2        91:177    
        97:1       116:1       117:1       118:1       119:1       120:1      
       121:129     122:68      123:26      124:574     125:786     128:304    
       129:221     130:126     131:317     132:49      133:9       134:182    
       135:44      136:180     137:113     138:190     139:53      140:519    
       141:137     142:371     143:213     144:290     145:66      146:319    
       147:139     148:366     149:190     150:115     151:117     152:90     
       153:119     154:5       155:250     156:125     157:172     158:170    
       159:147     160:98      161:88      162:228     163:162     164:450    
       165:288     166:246     167:281     168:495     169:121     170:379    
       171:15      172:1       189:131     190:356     192:5741    193:3656   
       194:2916    195:2214    196:897     198:3772    199:3274    200:4641   
       201:963     202:7176    203:7288    204:3960    205:2087    206:2434   
       207:2893    208:2432    209:3573    210:2342    211:880     212:1303   
       213:1418    214:395     215:39      216:4060    217:1179    218:358    
       219:268     220:845     221:369     222:277    
      
      End of report
      Report Website: http://thyme.apnic.net