[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, 9 Dec 2006 04:06:36 +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 09 Dec, 2006
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              205342
          Prefixes after maximum aggregation:                          111720
          Unique aggregates announced to Internet:                     100595
      Total ASes present in the Internet Routing Table:                 23878
      Origin-only ASes present in the Internet Routing Table:           20804
      Origin ASes announcing only one prefix:                           10054
      Transit ASes present in the Internet Routing Table:                3074
      Transit-only ASes present in the Internet Routing Table:             78
      Average AS path length visible in the Internet Routing Table:       3.6
          Max AS path length visible:                                      29
          Max AS path prepend of ASN (36728)                               27
      Prefixes from unregistered ASNs in the Routing Table:                 1
          Unregistered ASNs in the Routing Table:                           2
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:              9
      Number of addresses announced to Internet:                   1644568620
          Equivalent to 98 /8s, 6 /16s and 32 /24s
          Percentage of available address space announced:               44.4
          Percentage of allocated address space announced:               62.9
          Percentage of available address space allocated:               70.5
      Total number of prefixes smaller than registry allocations:      104160
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    45563
          Total APNIC prefixes after maximum aggregation:               18743
      Prefixes being announced from the APNIC address blocks:           43141
          Unique aggregates announced from the APNIC address blocks:    19599
      APNIC Region origin ASes present in the Internet Routing Table:    2793
      APNIC Region origin ASes announcing only one prefix:                793
      APNIC Region transit ASes present in the Internet Routing Table:    416
      Average APNIC Region AS path length visible:                        3.6
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              271634400
          Equivalent to 16 /8s, 48 /16s and 207 /24s
          Percentage of available APNIC address space announced:         84.9
      
      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, 121/8, 122/7, 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:                    101573
          Total ARIN prefixes after maximum aggregation:                60333
      Prefixes being announced from the ARIN address blocks:            74756
          Unique aggregates announced from the ARIN address blocks:     28433
      ARIN Region origin ASes present in the Internet Routing Table:    11210
      ARIN Region origin ASes announcing only one prefix:                4268
      ARIN Region transit ASes present in the Internet Routing Table:    1032
      Average ARIN Region AS path length visible:                         3.4
          Max ARIN Region AS path length visible:                          29
      Number of ARIN addresses announced to Internet:               311174400
          Equivalent to 18 /8s, 140 /16s and 37 /24s
          Percentage of available ARIN address space announced:          68.7
      
      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:                     42355
          Total RIPE prefixes after maximum aggregation:                27711
      Prefixes being announced from the RIPE address blocks:            39176
          Unique aggregates announced from the RIPE address blocks:     26125
      RIPE Region origin ASes present in the Internet Routing Table:     8877
      RIPE Region origin ASes announcing only one prefix:                4695
      RIPE Region transit ASes present in the Internet Routing Table:    1434
      Average RIPE Region AS path length visible:                         4.0
          Max RIPE Region AS path length visible:                          22
      Number of RIPE addresses announced to Internet:               280016644
          Equivalent to 16 /8s, 176 /16s and 183 /24s
          Percentage of available RIPE address space announced:          75.9
      
      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:                   13354
          Total LACNIC prefixes after maximum aggregation:               3985
      Prefixes being announced from the LACNIC address blocks:          11406
          Unique aggregates announced from the LACNIC address blocks:    6970
      LACNIC Region origin ASes present in the Internet Routing Table:    750
      LACNIC Region origin ASes announcing only one prefix:               249
      LACNIC Region transit ASes present in the Internet Routing Table:   132
      Average LACNIC Region AS path length visible:                       4.1
          Max LACNIC Region AS path length visible:                        20
      Number of LACNIC addresses announced to Internet:              35325440
          Equivalent to 2 /8s, 27 /16s and 6 /24s
          Percentage of available LACNIC address space announced:        52.6
      
      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:                   2496
          Total AfriNIC prefixes after maximum aggregation:               948
      Prefixes being announced from the AfriNIC address blocks:          1738
          Unique aggregates announced from the AfriNIC address blocks:   1106
      AfriNIC Region origin ASes present in the Internet Routing Table:   170
      AfriNIC Region origin ASes announcing only one prefix:               49
      AfriNIC Region transit ASes present in the Internet Routing Table:   31
      Average AfriNIC Region AS path length visible:                      3.6
          Max AfriNIC Region AS path length visible:                       14
      Number of AfriNIC addresses announced to Internet:              4780800
          Equivalent to 0 /8s, 72 /16s and 243 /24s
          Percentage of available AfriNIC address space announced:       14.2
      
      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     1235       8526         249   CHINANET-BACKBONE
       4755     1047        384          69   Videsh Sanchar Nigam Ltd. Aut
       9583     1001         86         278   Sify Limited
       9498      892        212          65   BHARTI BT INTERNET LTD.
      23577      775         35         705   KRNIC
       4766      745       4945         306   Korea Telecom (KIX)
       1221      583       1698         447   Telstra Pty Ltd
      17488      556         35          20   Hathway IP Over Cable Interne
       7545      551        126          74   TPG Internet Pty Ltd
      17676      501      10934          65   Softbank BB Corp.
      18101      490         87          23   Reliance Infocom Ltd Internet
       9443      442        111          74   Primus Telecommunications
       9942      437         81         131   COMindico Australia
       4812      430        753          65   China Telecom (Shanghai)
      17849      423         36         126   Telecommunications Technology
       4802      409         86         149   Wantree Development
      17974      369        129          12   PT TELEKOMUNIKASI INDONESIA
      17557      366         31         176   Pakistan Telecom
       2907      332       1749         309   SINET Japan
       4837      327       3844         143   chinanet IDC center beijing n
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1553       6186         982   AT&T WorldNet Services
       2386     1108        586         738   AT&T Data Communications Serv
       4323     1052        803         296   Time Warner Telecom
       6197     1020        638         505   BellSouth Network Solutions, 
      18566      981        272           8   Covad Communications 
        174      970       6826         883   Cogent Communications
        701      951       6707         767   UUNET Technologies, Inc. 
      11492      825         98          11   Cable One 
       1239      823       2728         583   Sprint 
        721      819      21889         296   DLA Systems Automation Center
      19262      784       2454         178   Verizon Global Networks 
      20115      735        633         416   Charter Communications 
      22773      712       1744          41   Cox Communications, Inc.
        209      709       3762         559   Qwest 
       7011      693        211         430   Citizens Utilities 
        852      596       1091         389   Telus Advanced Communications
      19916      567         48          57   OLM LLC 
       6198      549        527         256   BellSouth Network Solutions, 
       5668      545        161          19   CenturyTel Internet Holdings,
        855      539        250          73   Canadian Research Network 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      546       1928         425   UUNET - Commercial IP service
       3301      309       1199         293   TeliaNet Sweden
       3320      297       4992         245   Deutsche Telekom AG
      24863      291         44          26   LINKdotNET AS number
       8220      273        474         263   COLT Telecommunications
       6746      261         92         238   Dynamic Network Technologies,
        680      252       2041         248   DFN-IP service G-WiN
       3215      230       2104          96   France Telecom Transpac
       8708      228        281         215   Romania Data Systems S.A.
       1257      219       1073         172   SWIPnet Swedish IP Network
       9116      216        134          23   Goldenlines main autonomous s
       3269      208       2357          75   TELECOM ITALIA
      30890      206         18          86   SC Kappa Invexim SRL
       5416      204         13          13   BATELCO-BH
       3246      202        353         192   Song Networks
       8551      200        198          23   Bezeq International
       6830      183        823          39   UPC Distribution Services
       3300      177        171          95   AUCS Communications Services 
        786      172       1795         172   The JANET IP Service
       3352      172       1751          30   Ibernet, Internet Access Netw
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      777       1940         208   UniNet S.A. de C.V. 
      11830      484        299          19   Instituto Costarricense de El
      11172      385        104          74   Servicios Alestra S.A de C.V 
      16814      329         20           8   NSS, S.A. 
      22047      307        206          11   VTR PUNTO NET S.A. 
       6471      258         74          31   ENTEL CHILE S.A. 
      14117      254         16          13   Telefonica del Sur S.A. 
       7303      227        102          35   Telecom Argentina Stet-France
       6503      210        170          94   AVANTEL, S.A. 
       6147      207        150          20   Telefonica Del Peru 
      11556      204        101           6   Cable-Wireless Panama 
      10481      181         72           8   Prima S.A. 
      21826      153         20          37   INTERCABLE 
      23216      146         19          43   RAMtelecom Telecomunicaciones
       7910      144         10          31   ANDINET ON LINE 
      19169      139          9          22   Telconet 
      19429      138         84          34   E.T.B. 
      14522      129         20           9   SatNet S.A. 
      18822      129          8          10   TELEFONICA MANQUEHUE 
       7738      116        442          21   Telecomunicacoes da Bahia 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      218         60           7   TEDATA
      15475      147         84           4   Nile Online
       6713      145        136          12   Itissalat Al-MAGHRIB
       2018      133        297         111   Tertiary Education Network 
       5536      123          8          15   Internet Egypt Network
      24835      116         48           6   RAYA Telecom - Egypt
      33783      110          6           4   EEPAD TISP TELECOM & INTERNET
       2905       84        175          73   The Internetworking Company o
       2561       57          6           2   Egyptian Universities Network
      15706       55         12           4   Sudatel Internet Exchange Aut
       5713       40        294          33   Telkom SA Ltd 
      12455       39          6           3   Jambonet Autonomous system
      33774       38         12          22   AS Number for Telecom Algeria
      23889       37         10          15   MAURITIUS TELECOM
      16637       33         21          25   Johnnic e-Ventures 
       8524       30          2           6   AUCEGYPT Autonomous System
      15804       27          2           1   AS of The Way Out Internet So
      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
       4134      1235         986      CHINANET-BACKBONE
       4755      1047         978      Videsh Sanchar Nigam Ltd. Aut
      18566       981         973      Covad Communications 
       9498       892         827      BHARTI BT INTERNET LTD.
      11492       825         814      Cable One 
       4323      1052         756      Time Warner Telecom
       9583      1001         723      Sify Limited
      22773       712         671      Cox Communications, Inc.
      19262       784         606      Verizon Global Networks 
       8151       777         569      UniNet S.A. de C.V. 
      17488       556         536      Hathway IP Over Cable Interne
       5668       545         526      CenturyTel Internet Holdings,
        721       819         523      DLA Systems Automation Center
       6197      1020         515      BellSouth Network Solutions, 
      19916       567         510      OLM LLC 
       7545       551         477      TPG Internet Pty Ltd
      18101       490         467      Reliance Infocom Ltd Internet
        855       539         466      Canadian Research Network 
      11830       484         465      Instituto Costarricense de El
      15270       492         458      PaeTec.net -a division of Pae
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      24409   UNALLOCATED   203.119.29.0/24       9808       Guangdong Mobile Com
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      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
      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 
      192.172.0.0/19         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      /11:30      /12:112     
      /13:226     /14:401     /15:797     /16:9099    /17:3643    /18:5850    
      /19:12704   /20:14320   /21:12781   /22:16225   /23:17799   /24:109640  
      /25:618     /26:459     /27:360     /28:75      /29:45      /30:91      
      /31:0       /32:25      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      964           981      Covad Communications 
       9583      835          1001      Sify Limited
       7018      831          1553      AT&T WorldNet Services
       2386      825          1108      AT&T Data Communications Serv
      11492      811           825      Cable One 
       6197      796          1020      BellSouth Network Solutions, 
      23577      761           775      KRNIC
       7011      598           693      Citizens Utilities 
      19916      562           567      OLM LLC 
       4766      556           745      Korea Telecom (KIX)
       9498      547           892      BHARTI BT INTERNET LTD.
       4755      469          1047      Videsh Sanchar Nigam Ltd. Aut
      15270      462           492      PaeTec.net -a division of Pae
        855      436           539      Canadian Research Network 
      18101      422           490      Reliance Infocom Ltd Internet
       5668      419           545      CenturyTel Internet Holdings,
      17849      409           423      Telecommunications Technology
       1239      404           823      Sprint 
       6198      388           549      BellSouth Network Solutions, 
      33588      387           410      Bresnan Communications, LLC. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:9         8:61        9:1        12:1647     13:1        15:15     
        16:3        17:3        18:4        20:39       24:831      25:1      
        32:55       38:267      40:56       41:47       44:2        47:10     
        52:4        53:1        55:1        56:3        57:24       58:269    
        59:348      60:221      61:951      62:1058     63:1884     64:3177   
        65:2287     66:3120     67:680      68:658      69:1708     70:402    
        71:114      72:1023     74:112      75:42       76:15       77:2      
        80:818      81:776      82:641      83:387      84:478      85:728    
        86:419      87:441      88:261      89:651      90:1        91:95     
        97:1       121:77      122:41      123:3       124:474     125:742    
       128:309     129:207     130:128     131:319     132:48      133:9      
       134:177     135:41      136:179     137:114     138:189     139:48     
       140:522     141:135     142:345     143:215     144:255     145:67     
       146:323     147:139     148:367     149:172     150:110     151:118    
       152:82      153:116     154:5       155:262     156:148     157:151    
       158:167     159:139     160:98      161:80      162:218     163:158    
       164:237     165:238     166:244     167:278     168:478     169:123    
       170:382     171:12      172:1       189:27      190:288     192:5745   
       193:3600    194:2838    195:2169    196:912     198:3791    199:3296   
       200:4594    201:936     202:7006    203:7225    204:3959    205:2096   
       206:2420    207:2905    208:2347    209:3564    210:2219    211:855    
       212:1355    213:1461    214:386     215:39      216:4093    217:1150   
       218:333     219:259     220:803     221:378     222:248    
      
      End of report
      Report Website: http://thyme.apnic.net