[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, 16 Dec 2006 04:02:59 +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 16 Dec, 2006
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              206030
          Prefixes after maximum aggregation:                          111901
          Unique aggregates announced to Internet:                     100700
      Total ASes present in the Internet Routing Table:                 23941
      Origin-only ASes present in the Internet Routing Table:           20876
      Origin ASes announcing only one prefix:                           10063
      Transit ASes present in the Internet Routing Table:                3065
      Transit-only ASes present in the Internet Routing Table:             75
      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:                   1646316844
          Equivalent to 98 /8s, 32 /16s and 205 /24s
          Percentage of available address space announced:               44.4
          Percentage of allocated address space announced:               63.0
          Percentage of available address space allocated:               70.5
      Total number of prefixes smaller than registry allocations:      104754
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    45842
          Total APNIC prefixes after maximum aggregation:               18744
      Prefixes being announced from the APNIC address blocks:           43401
          Unique aggregates announced from the APNIC address blocks:    19449
      APNIC Region origin ASes present in the Internet Routing Table:    2801
      APNIC Region origin ASes announcing only one prefix:                786
      APNIC Region transit ASes present in the Internet Routing Table:    419
      Average APNIC Region AS path length visible:                        3.6
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              272165600
          Equivalent to 16 /8s, 56 /16s and 234 /24s
          Percentage of available APNIC address space announced:         85.1
      
      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, 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:                    101754
          Total ARIN prefixes after maximum aggregation:                60344
      Prefixes being announced from the ARIN address blocks:            74962
          Unique aggregates announced from the ARIN address blocks:     28529
      ARIN Region origin ASes present in the Internet Routing Table:    11230
      ARIN Region origin ASes announcing only one prefix:                4289
      ARIN Region transit ASes present in the Internet Routing Table:    1026
      Average ARIN Region AS path length visible:                         3.4
          Max ARIN Region AS path length visible:                          29
      Number of ARIN addresses announced to Internet:               310834816
          Equivalent to 18 /8s, 134 /16s and 246 /24s
          Percentage of available ARIN address space announced:          68.6
      
      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:                     42572
          Total RIPE prefixes after maximum aggregation:                27864
      Prefixes being announced from the RIPE address blocks:            39409
          Unique aggregates announced from the RIPE address blocks:     26257
      RIPE Region origin ASes present in the Internet Routing Table:     8912
      RIPE Region origin ASes announcing only one prefix:                4689
      RIPE Region transit ASes present in the Internet Routing Table:    1424
      Average RIPE Region AS path length visible:                         4.0
          Max RIPE Region AS path length visible:                          28
      Number of RIPE addresses announced to Internet:               281495940
          Equivalent to 16 /8s, 199 /16s and 73 /24s
          Percentage of available RIPE address space announced:          76.3
      
      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:                   13344
          Total LACNIC prefixes after maximum aggregation:               3998
      Prefixes being announced from the LACNIC address blocks:          11398
          Unique aggregates announced from the LACNIC address blocks:    7012
      LACNIC Region origin ASes present in the Internet Routing Table:    752
      LACNIC Region origin ASes announcing only one prefix:               248
      LACNIC Region transit ASes present in the Internet Routing Table:   135
      Average LACNIC Region AS path length visible:                       4.1
          Max LACNIC Region AS path length visible:                        20
      Number of LACNIC addresses announced to Internet:              35443200
          Equivalent to 2 /8s, 28 /16s and 210 /24s
          Percentage of available LACNIC address space announced:        52.8
      
      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:                   2517
          Total AfriNIC prefixes after maximum aggregation:               951
      Prefixes being announced from the AfriNIC address blocks:          1749
          Unique aggregates announced from the AfriNIC address blocks:   1126
      AfriNIC Region origin ASes present in the Internet Routing Table:   171
      AfriNIC Region origin ASes announcing only one prefix:               51
      AfriNIC Region transit ASes present in the Internet Routing Table:   30
      Average AfriNIC Region AS path length visible:                      3.5
          Max AfriNIC Region AS path length visible:                       15
      Number of AfriNIC addresses announced to Internet:              4792320
          Equivalent to 0 /8s, 73 /16s and 32 /24s
          Percentage of available AfriNIC address space announced:       14.3
      
      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     1243       8592         251   CHINANET-BACKBONE
       4755     1051        384          69   Videsh Sanchar Nigam Ltd. Aut
       9583     1030         96         147   Sify Limited
       9498      893        211          67   BHARTI BT INTERNET LTD.
      23577      771         34         701   KRNIC
       4766      747       4946         307   Korea Telecom (KIX)
       1221      574       1698         443   Telstra Pty Ltd
      17488      556         35          20   Hathway IP Over Cable Interne
       7545      553        126          74   TPG Internet Pty Ltd
      17676      503      10935          66   Softbank BB Corp.
      18101      479         87          22   Reliance Infocom Ltd Internet
       9443      442        111          74   Primus Telecommunications
       9942      435         81         130   COMindico Australia
       4812      432        757          66   China Telecom (Shanghai)
      17849      411         36         126   Telecommunications Technology
       4802      403         86         146   Wantree Development
      17557      370         36         178   Pakistan Telecom
      17974      361        129          12   PT TELEKOMUNIKASI INDONESIA
       2907      332       1749         309   SINET Japan
       4837      329       3847         145   chinanet IDC center beijing n
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1533       6158         994   AT&T WorldNet Services
       2386     1110        586         735   AT&T Data Communications Serv
       4323     1058        820         299   Time Warner Telecom
       6197     1020        638         505   BellSouth Network Solutions, 
      18566      983        272           8   Covad Communications 
        174      969       6826         882   Cogent Communications
        701      942       6691         761   UUNET Technologies, Inc. 
       1239      825       2730         581   Sprint 
      11492      819         98          12   Cable One 
      19262      788       2480         182   Verizon Global Networks 
        721      771      21869         292   DLA Systems Automation Center
      20115      766        666         405   Charter Communications 
      22773      712       1744          41   Cox Communications, Inc.
        209      710       3731         560   Qwest 
       7011      695        211         431   Citizens Utilities 
        852      596       1091         387   Telus Advanced Communications
      19916      567         48          57   OLM LLC 
       6198      550        535         257   BellSouth Network Solutions, 
       5668      546        161          19   CenturyTel Internet Holdings,
        855      538        250          73   Canadian Research Network 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      546       1912         425   UUNET - Commercial IP service
       3301      309       1199         293   TeliaNet Sweden
       3320      296       4992         244   Deutsche Telekom AG
       8220      273        474         263   COLT Telecommunications
       6746      262         93         240   Dynamic Network Technologies,
        680      252       2041         248   DFN-IP service G-WiN
      24863      247         43          28   LINKdotNET AS number
       9116      231        134          23   Goldenlines main autonomous s
       3215      230       2104          96   France Telecom Transpac
       8708      228        281         215   Romania Data Systems S.A.
       1257      218       1069         171   SWIPnet Swedish IP Network
      30890      210         19          88   SC Kappa Invexim SRL
       3269      208       2357          75   TELECOM ITALIA
       5416      204         13          13   BATELCO-BH
       3246      202        353         192   Song Networks
       8551      199        197          24   Bezeq International
       3300      179        171          97   AUCS Communications Services 
       3352      174       1751          30   Ibernet, Internet Access Netw
       6830      174        695          38   UPC Distribution Services
        786      172       1795         172   The JANET IP Service
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      775       1937         206   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      255         16          13   Telefonica del Sur S.A. 
       7303      227        102          35   Telecom Argentina Stet-France
       6503      217        170          94   AVANTEL, S.A. 
       6147      209        150          20   Telefonica Del Peru 
      11556      204        101           6   Cable-Wireless Panama 
      10481      181         72           8   Prima S.A. 
      21826      156         20          35   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      289        868         231   The Internet Solution 
       8452      224         60           7   TEDATA
      15475      148         84           4   Nile Online
       6713      144        135          11   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      109          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
      23889       50         13          18   MAURITIUS TELECOM
       5713       41        294          34   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
      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      1243         992      CHINANET-BACKBONE
       4755      1051         982      Videsh Sanchar Nigam Ltd. Aut
      18566       983         975      Covad Communications 
       9583      1030         883      Sify Limited
       9498       893         826      BHARTI BT INTERNET LTD.
      11492       819         807      Cable One 
       4323      1058         759      Time Warner Telecom
      22773       712         671      Cox Communications, Inc.
      19262       788         606      Verizon Global Networks 
       8151       775         569      UniNet S.A. de C.V. 
      17488       556         536      Hathway IP Over Cable Interne
       5668       546         527      CenturyTel Internet Holdings,
       6197      1020         515      BellSouth Network Solutions, 
      19916       567         510      OLM LLC 
        721       771         479      DLA Systems Automation Center
       7545       553         479      TPG Internet Pty Ltd
        855       538         465      Canadian Research Network 
      11830       484         465      Instituto Costarricense de El
      15270       494         460      PaeTec.net -a division of Pae
      18101       479         457      Reliance Infocom Ltd Internet
      
      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      /12:113     
      /13:227     /14:405     /15:799     /16:9089    /17:3633    /18:5869    
      /19:12759   /20:14415   /21:12876   /22:16327   /23:17841   /24:109930  
      /25:621     /26:467     /27:361     /28:72      /29:44      /30:87      
      /31:0       /32:23      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      966           983      Covad Communications 
       9583      862          1030      Sify Limited
       2386      827          1110      AT&T Data Communications Serv
       7018      823          1533      AT&T WorldNet Services
      11492      805           819      Cable One 
       6197      796          1020      BellSouth Network Solutions, 
      23577      757           771      KRNIC
       7011      600           695      Citizens Utilities 
      19916      562           567      OLM LLC 
       4766      556           747      Korea Telecom (KIX)
       9498      550           893      BHARTI BT INTERNET LTD.
       4755      470          1051      Videsh Sanchar Nigam Ltd. Aut
      15270      464           494      PaeTec.net -a division of Pae
        855      435           538      Canadian Research Network 
       5668      420           546      CenturyTel Internet Holdings,
      18101      413           479      Reliance Infocom Ltd Internet
       1239      407           825      Sprint 
      17849      397           411      Telecommunications Technology
      33588      392           415      Bresnan Communications, LLC. 
       6198      388           550      BellSouth Network Solutions, 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:9         8:61        9:1        12:1650     13:1        15:15     
        16:3        17:3        18:5        20:34       24:831      32:55     
        38:270      40:57       41:50       44:2        47:10       52:4      
        53:1        55:1        56:3        57:25       58:269      59:352    
        60:224      61:969      62:1037     63:1889     64:3203     65:2296   
        66:3134     67:684      68:653      69:1709     70:403      71:114    
        72:1049     74:117      75:49       76:13       80:815      81:782    
        82:652      83:395      84:486      85:759      86:412      87:434    
        88:253      89:670      90:2        91:98       97:1       121:98     
       122:42      123:3       124:490     125:731     128:309     129:219    
       130:131     131:318     132:48      133:9       134:177     135:42     
       136:180     137:113     138:189     139:49      140:529     141:135    
       142:347     143:212     144:255     145:67      146:321     147:141    
       148:370     149:169     150:110     151:118     152:88      153:117    
       154:5       155:246     156:146     157:151     158:166     159:141    
       160:99      161:88      162:225     163:158     164:235     165:237    
       166:243     167:272     168:479     169:123     170:387     171:12     
       172:1       189:30      190:298     192:5724    193:3619    194:2858   
       195:2165    196:921     198:3774    199:3260    200:4574    201:946    
       202:7057    203:7233    204:3950    205:2097    206:2419    207:2904   
       208:2349    209:3569    210:2230    211:876     212:1336    213:1452   
       214:386     215:39      216:4097    217:1158    218:340     219:263    
       220:811     221:385     222:255    
      
      End of report
      Report Website: http://thyme.apnic.net