[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, 6 Jan 2007 04:02:27 +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 06 Jan, 2007
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              206844
          Prefixes after maximum aggregation:                          111991
          Unique aggregates announced to Internet:                     100827
      Total ASes present in the Internet Routing Table:                 24049
      Origin-only ASes present in the Internet Routing Table:           20953
      Origin ASes announcing only one prefix:                           10138
      Transit ASes present in the Internet Routing Table:                3096
      Transit-only ASes present in the Internet Routing Table:             76
      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:                 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:                   1653079244
          Equivalent to 98 /8s, 135 /16s and 252 /24s
          Percentage of available address space announced:               44.6
          Percentage of allocated address space announced:               63.3
          Percentage of available address space allocated:               70.5
      Total number of prefixes smaller than registry allocations:      105139
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    45898
          Total APNIC prefixes after maximum aggregation:               18562
      Prefixes being announced from the APNIC address blocks:           43505
          Unique aggregates announced from the APNIC address blocks:    19019
      APNIC Region origin ASes present in the Internet Routing Table:    2808
      APNIC Region origin ASes announcing only one prefix:                796
      APNIC Region transit ASes present in the Internet Routing Table:    419
      Average APNIC Region AS path length visible:                        3.7
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              274524512
          Equivalent to 16 /8s, 92 /16s and 233 /24s
          Percentage of available APNIC address space announced:         85.8
      
      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:                    102166
          Total ARIN prefixes after maximum aggregation:                60488
      Prefixes being announced from the ARIN address blocks:            75332
          Unique aggregates announced from the ARIN address blocks:     28694
      ARIN Region origin ASes present in the Internet Routing Table:    11254
      ARIN Region origin ASes announcing only one prefix:                4305
      ARIN Region transit ASes present in the Internet Routing Table:    1040
      Average ARIN Region AS path length visible:                         3.4
          Max ARIN Region AS path length visible:                          21
      Number of ARIN addresses announced to Internet:               311753344
          Equivalent to 18 /8s, 148 /16s and 250 /24s
          Percentage of available ARIN address space announced:          68.8
      
      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:                     42720
          Total RIPE prefixes after maximum aggregation:                27995
      Prefixes being announced from the RIPE address blocks:            39492
          Unique aggregates announced from the RIPE address blocks:     26431
      RIPE Region origin ASes present in the Internet Routing Table:     8986
      RIPE Region origin ASes announcing only one prefix:                4735
      RIPE Region transit ASes present in the Internet Routing Table:    1442
      Average RIPE Region AS path length visible:                         4.0
          Max RIPE Region AS path length visible:                          32
      Number of RIPE addresses announced to Internet:               283511204
          Equivalent to 16 /8s, 230 /16s and 9 /24s
          Percentage of available RIPE address space announced:          76.8
      
      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:                   13510
          Total LACNIC prefixes after maximum aggregation:               3996
      Prefixes being announced from the LACNIC address blocks:          11599
          Unique aggregates announced from the LACNIC address blocks:    7147
      LACNIC Region origin ASes present in the Internet Routing Table:    754
      LACNIC Region origin ASes announcing only one prefix:               250
      LACNIC Region transit ASes present in the Internet Routing Table:   130
      Average LACNIC Region AS path length visible:                       4.2
          Max LACNIC Region AS path length visible:                        20
      Number of LACNIC addresses announced to Internet:              36014848
          Equivalent to 2 /8s, 37 /16s and 139 /24s
          Percentage of available LACNIC address space announced:        53.7
      
      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:                   2549
          Total AfriNIC prefixes after maximum aggregation:               950
      Prefixes being announced from the AfriNIC address blocks:          1794
          Unique aggregates announced from the AfriNIC address blocks:   1128
      AfriNIC Region origin ASes present in the Internet Routing Table:   171
      AfriNIC Region origin ASes announcing only one prefix:               52
      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:              5345024
          Equivalent to 0 /8s, 81 /16s and 143 /24s
          Percentage of available AfriNIC address space announced:       15.9
      
      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     1259       8641         262   CHINANET-BACKBONE
       4755     1043        384          68   Videsh Sanchar Nigam Ltd. Aut
       9583     1022        109          16   Sify Limited
       9498      903        467          64   BHARTI BT INTERNET LTD.
      23577      769         34         698   KRNIC
       4766      759       4946         312   Korea Telecom (KIX)
       1221      578       1714         448   Telstra Pty Ltd
      17488      565         35          21   Hathway IP Over Cable Interne
       7545      555        126          73   TPG Internet Pty Ltd
      17676      503      10935          66   Softbank BB Corp.
      18101      492         87          28   Reliance Infocom Ltd Internet
       9443      442        111          74   Primus Telecommunications
       9942      439         81         131   COMindico Australia
       4812      437        759          69   China Telecom (Shanghai)
      17849      414         36         126   Telecommunications Technology
      17974      362        129          12   PT TELEKOMUNIKASI INDONESIA
       4802      360         86         150   Wantree Development
      17557      352         35         169   Pakistan Telecom
       2907      332       1749         309   SINET Japan
       4837      332       3943         145   chinanet IDC center beijing n
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1536       6174         996   AT&T WorldNet Services
       2386     1108        586         733   AT&T Data Communications Serv
       4323     1060        821         299   Time Warner Telecom
       6197     1021        639         500   BellSouth Network Solutions, 
      18566      983        272           8   Covad Communications 
        174      946       6791         872   Cogent Communications
        701      924       6674         748   UUNET Technologies, Inc. 
      11492      844         99          17   Cable One 
       1239      825       2730         577   Sprint 
      19262      809       2528         181   Verizon Global Networks 
        721      780      21901         293   DLA Systems Automation Center
      20115      769        670         408   Charter Communications 
        209      721       3764         568   Qwest 
      22773      713       1744          40   Cox Communications, Inc.
       7011      688        211         432   Citizens Utilities 
        852      603       1092         391   Telus Advanced Communications
       5668      568        161          19   CenturyTel Internet Holdings,
      19916      567         48          57   OLM LLC 
       6198      549        535         257   BellSouth Network Solutions, 
        855      538        250          73   Canadian Research Network 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      544       1912         423   UUNET - Commercial IP service
       3301      306       1199         288   TeliaNet Sweden
       3320      296       4993         247   Deutsche Telekom AG
      24863      295         45          25   LINKdotNET AS number
       8220      270        473         261   COLT Telecommunications
       6746      263         92         241   Dynamic Network Technologies,
        680      257       2042         251   DFN-IP service G-WiN
       3215      230       2104          96   France Telecom Transpac
       8708      230        282         217   Romania Data Systems S.A.
       1257      213       1069         170   SWIPnet Swedish IP Network
       3269      210       2373          73   TELECOM ITALIA
      30890      208         19          90   SC Kappa Invexim SRL
       5416      206         13           9   BATELCO-BH
       3246      205        353         195   Song Networks
       8551      196        197          24   Bezeq International
       3300      176        171          89   AUCS Communications Services 
       3352      176       1767          31   Ibernet, Internet Access Netw
      12479      175        578           6   Uni2 Autonomous System
        786      172       1795         172   The JANET IP Service
       9116      170        134          23   Goldenlines main autonomous s
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      824       2015         205   UniNet S.A. de C.V. 
      11830      483        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. 
      14117      258         16          13   Telefonica del Sur S.A. 
       6471      256         74          31   ENTEL CHILE S.A. 
       7303      227        102          36   Telecom Argentina Stet-France
       6147      224        182          20   Telefonica Del Peru 
       6503      216        170          93   AVANTEL, S.A. 
      11556      211        104           6   Cable-Wireless Panama 
      10481      181         72           8   Prima S.A. 
      21826      156         20          35   INTERCABLE 
      23216      146         19          43   RAMtelecom Telecomunicaciones
      18822      145          9          10   TELEFONICA MANQUEHUE 
       7910      144         10          31   ANDINET ON LINE 
      19429      142         84          35   E.T.B. 
      19169      139          9          22   Telconet 
      14522      131         21          10   SatNet S.A. 
       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      230         60           7   TEDATA
      15475      147         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
      24835      116         48           6   RAYA Telecom - Egypt
      33783      109          6           4   EEPAD TISP TELECOM & INTERNET
       2905       85        176          74   The Internetworking Company o
       2561       60          6           2   Egyptian Universities Network
      15706       55         12           4   Sudatel Internet Exchange Aut
      23889       55         13          15   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 
      33766       33          2           1   Nyala Communications Pty Ltd 
       8524       30          2           6   AUCEGYPT Autonomous System
      15804       27          2           1   AS of The Way Out Internet So
      33776       27          2           5   Starcomms Nigeria Limited
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       9583      1022        1006      Sify Limited
       4134      1259         997      CHINANET-BACKBONE
       4755      1043         975      Videsh Sanchar Nigam Ltd. Aut
      18566       983         975      Covad Communications 
       9498       903         839      BHARTI BT INTERNET LTD.
      11492       844         827      Cable One 
       4323      1060         761      Time Warner Telecom
      22773       713         673      Cox Communications, Inc.
      19262       809         628      Verizon Global Networks 
       8151       824         619      UniNet S.A. de C.V. 
       5668       568         549      CenturyTel Internet Holdings,
      17488       565         544      Hathway IP Over Cable Interne
       6197      1021         521      BellSouth Network Solutions, 
      19916       567         510      OLM LLC 
        721       780         487      DLA Systems Automation Center
       7545       555         482      TPG Internet Pty Ltd
        855       538         465      Canadian Research Network 
      18101       492         464      Reliance Infocom Ltd Internet
      11830       483         464      Instituto Costarricense de El
      15270       495         461      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      /12:115     
      /13:228     /14:409     /15:798     /16:9102    /17:3626    /18:5922    
      /19:12918   /20:14497   /21:12910   /22:16423   /23:17882   /24:110279  
      /25:629     /26:458     /27:352     /28:71      /29:43      /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      850          1022      Sify Limited
      11492      830           844      Cable One 
       7018      828          1536      AT&T WorldNet Services
       2386      827          1108      AT&T Data Communications Serv
       6197      794          1021      BellSouth Network Solutions, 
      23577      755           769      KRNIC
       7011      593           688      Citizens Utilities 
       4766      568           759      Korea Telecom (KIX)
       9498      566           903      BHARTI BT INTERNET LTD.
      19916      562           567      OLM LLC 
       4755      482          1043      Videsh Sanchar Nigam Ltd. Aut
      15270      463           495      PaeTec.net -a division of Pae
       5668      440           568      CenturyTel Internet Holdings,
        855      435           538      Canadian Research Network 
      18101      425           492      Reliance Infocom Ltd Internet
       1239      412           825      Sprint 
      17849      397           414      Telecommunications Technology
      33588      396           418      Bresnan Communications, LLC. 
      17488      388           565      Hathway IP Over Cable Interne
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:9         8:62        9:1        12:1657     13:1        15:15     
        16:3        17:3        18:5        20:36       24:844      25:1      
        32:55       38:274      40:57       41:56       44:2        47:10     
        52:4        53:1        55:1        56:3        57:25       58:279    
        59:357      60:189      61:973      62:1056     63:1892     64:3177   
        65:2289     66:3091     67:692      68:654      69:1694     70:404    
        71:130      72:1109     74:123      75:51       76:18       80:811    
        81:767      82:631      83:348      84:480      85:774      86:405    
        87:452      88:255      89:720      90:2        91:108      97:1      
       121:116     122:53      123:8       124:507     125:747     128:312    
       129:221     130:126     131:315     132:47      133:9       134:177    
       135:44      136:179     137:114     138:189     139:51      140:497    
       141:134     142:348     143:212     144:264     145:67      146:320    
       147:140     148:362     149:173     150:113     151:117     152:90     
       153:119     154:5       155:246     156:150     157:151     158:166    
       159:137     160:99      161:96      162:225     163:158     164:238    
       165:237     166:243     167:283     168:480     169:121     170:362    
       171:12      172:1       189:49      190:328     192:5738    193:3618   
       194:2871    195:2177    196:942     198:3778    199:3277    200:4631   
       201:946     202:7025    203:7233    204:3962    205:2108    206:2429   
       207:2900    208:2373    209:3589    210:2249    211:884     212:1314   
       213:1438    214:386     215:39      216:4087    217:1182    218:347    
       219:256     220:840     221:370     222:275    
      
      End of report
      Report Website: http://thyme.apnic.net