[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, 20 Jan 2007 04:03:15 +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 20 Jan, 2007
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              208300
          Prefixes after maximum aggregation:                          112624
          Deaggregation factor:                                          1.85
          Unique aggregates announced to Internet:                     101475
      Total ASes present in the Internet Routing Table:                 24172
      Origin-only ASes present in the Internet Routing Table:           21051
      Origin ASes announcing only one prefix:                           10192
      Transit ASes present in the Internet Routing Table:                3121
      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:                                      32
          Max AS path prepend of ASN (20858)                               18
      Prefixes from unregistered ASNs in the Routing Table:                 4
          Unregistered ASNs in the Routing Table:                           7
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             27
      Number of addresses announced to Internet:                   1660997452
          Equivalent to 99 /8s, 0 /16s and 207 /24s
          Percentage of available address space announced:               44.8
          Percentage of allocated address space announced:               63.6
          Percentage of available address space allocated:               70.5
      Total number of prefixes smaller than registry allocations:      106510
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    46255
          Total APNIC prefixes after maximum aggregation:               18724
          APNIC Deaggregation factor:                                    2.47
      Prefixes being announced from the APNIC address blocks:           43822
          Unique aggregates announced from the APNIC address blocks:    19170
      APNIC Region origin ASes present in the Internet Routing Table:    2827
      APNIC Region origin ASes announcing only one prefix:                793
      APNIC Region transit ASes present in the Internet Routing Table:    422
      Average APNIC Region AS path length visible:                        3.6
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              276302048
          Equivalent to 16 /8s, 120 /16s and 8 /24s
          Percentage of available APNIC address space announced:         86.4
      
      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:                    102695
          Total ARIN prefixes after maximum aggregation:                60728
          ARIN Deaggregation factor:                                     1.69
      Prefixes being announced from the ARIN address blocks:            75619
          Unique aggregates announced from the ARIN address blocks:     28899
      ARIN Region origin ASes present in the Internet Routing Table:    11274
      ARIN Region origin ASes announcing only one prefix:                4311
      ARIN Region transit ASes present in the Internet Routing Table:    1039
      Average ARIN Region AS path length visible:                         3.4
          Max ARIN Region AS path length visible:                          21
      Number of ARIN addresses announced to Internet:               313853056
          Equivalent to 18 /8s, 181 /16s and 4 /24s
          Percentage of available ARIN address space announced:          69.3
      
      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:                     43136
          Total RIPE prefixes after maximum aggregation:                28202
          RIPE Deaggregation factor:                                     1.53
      Prefixes being announced from the RIPE address blocks:            39854
          Unique aggregates announced from the RIPE address blocks:     26576
      RIPE Region origin ASes present in the Internet Routing Table:     9058
      RIPE Region origin ASes announcing only one prefix:                4785
      RIPE Region transit ASes present in the Internet Routing Table:    1465
      Average RIPE Region AS path length visible:                         4.0
          Max RIPE Region AS path length visible:                          32
      Number of RIPE addresses announced to Internet:               286553764
          Equivalent to 17 /8s, 20 /16s and 118 /24s
          Percentage of available RIPE address space announced:          77.6
      
      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:                   13696
          Total LACNIC prefixes after maximum aggregation:               4015
          LACNIC Deaggregation factor:                                   3.41
      Prefixes being announced from the LACNIC address blocks:          11682
          Unique aggregates announced from the LACNIC address blocks:    7207
      LACNIC Region origin ASes present in the Internet Routing Table:    759
      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:                       4.2
          Max LACNIC Region AS path length visible:                        20
      Number of LACNIC addresses announced to Internet:              36298752
          Equivalent to 2 /8s, 41 /16s and 224 /24s
          Percentage of available LACNIC address space announced:        54.1
      
      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:                   2515
          Total AfriNIC prefixes after maximum aggregation:               954
          AfriNIC Deaggregation factor:                                  2.64
      Prefixes being announced from the AfriNIC address blocks:          1788
          Unique aggregates announced from the AfriNIC address blocks:   1150
      AfriNIC Region origin ASes present in the Internet Routing Table:   175
      AfriNIC Region origin ASes announcing only one prefix:               55
      AfriNIC Region transit ASes present in the Internet Routing Table:   33
      Average AfriNIC Region AS path length visible:                      3.6
          Max AfriNIC Region AS path length visible:                       15
      Number of AfriNIC addresses announced to Internet:              5369600
          Equivalent to 0 /8s, 81 /16s and 239 /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     1269       8655         268   CHINANET-BACKBONE
       4755     1091        383          75   Videsh Sanchar Nigam Ltd. Aut
       9583     1023         99          66   Sify Limited
       9498      929        467          64   BHARTI BT INTERNET LTD.
      23577      774         34         702   KRNIC
       4766      760       4944         312   Korea Telecom (KIX)
      17488      584         36          20   Hathway IP Over Cable Interne
       1221      570       1697         441   Telstra Pty Ltd
       7545      564        126          74   TPG Internet Pty Ltd
      18101      511        103          27   Reliance Infocom Ltd Internet
      17676      503      10935          66   Softbank BB Corp.
       9443      442        111          74   Primus Telecommunications
       4812      434        759          68   China Telecom (Shanghai)
       4802      361         86         150   Wantree Development
      17974      357        129          14   PT TELEKOMUNIKASI INDONESIA
      17557      353         35         171   Pakistan Telecom
      17849      353         33          93   Telecommunications Technology
       4837      333       4071         146   chinanet IDC center beijing n
       2907      332       1749         309   SINET Japan
       7474      312        212         239   SingTel Optus Pty Ltd
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1548       6145         994   AT&T WorldNet Services
       2386     1109        586         735   AT&T Data Communications Serv
       4323     1066        820         299   Time Warner Telecom
       6197     1022        645         500   BellSouth Network Solutions, 
      18566      986        272           8   Covad Communications 
        701      938       6692         751   UUNET Technologies, Inc. 
        174      934       6789         865   Cogent Communications
      11492      910         99          14   Cable One 
       1239      827       2730         577   Sprint 
      19262      792       2570         184   Verizon Global Networks 
      20115      787        686         412   Charter Communications 
       7011      722        214         448   Citizens Utilities 
        209      717       3750         566   Qwest 
      22773      716       1744          42   Cox Communications, Inc.
        721      708      21837         285   DLA Systems Automation Center
        852      609       1093         394   Telus Advanced Communications
       5668      568        161          19   CenturyTel Internet Holdings,
      19916      568         49          54   OLM LLC 
        855      558        250          73   Canadian Research Network 
       6198      548        519         256   BellSouth Network Solutions, 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      547       1912         426   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         262   COLT Telecommunications
       6746      269         95         246   Dynamic Network Technologies,
        680      257       2044         251   DFN-IP service G-WiN
       3215      233       2136          96   France Telecom Transpac
       8708      233        283         220   Romania Data Systems S.A.
       1257      216       1069         172   SWIPnet Swedish IP Network
       3269      211       2375          74   TELECOM ITALIA
      30890      211         18          91   SC Kappa Invexim SRL
       3246      207        354         197   Song Networks
       5416      205         13          13   BATELCO-BH
       8551      192        193          28   Bezeq International
      20858      189         34           3   This AS will be used to conne
       3300      177        171          89   AUCS Communications Services 
       3352      177       1767          31   Ibernet, Internet Access Netw
      12479      176        578           6   Uni2 Autonomous System
        786      171       1779         171   The JANET IP Service
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      849       2015         203   UniNet S.A. de C.V. 
      11830      482        299          19   Instituto Costarricense de El
      11172      391        107          81   Servicios Alestra S.A de C.V 
      16814      329         20           8   NSS, S.A. 
      22047      307        206          11   VTR PUNTO NET S.A. 
      14117      259         16          13   Telefonica del Sur S.A. 
       6471      256         74          31   ENTEL CHILE S.A. 
       7303      231        103          33   Telecom Argentina Stet-France
       6147      224        182          20   Telefonica Del Peru 
       6503      217        170          92   AVANTEL, S.A. 
      11556      212        105           7   Cable-Wireless Panama 
      10481      181         72           8   Prima S.A. 
      21826      157         21          36   INTERCABLE 
       7910      149         10          33   ANDINET ON LINE 
      23216      147         19          43   RAMtelecom Telecomunicaciones
      18822      145          9          10   TELEFONICA MANQUEHUE 
      19169      141          9          24   Telconet 
      19429      140         84          35   E.T.B. 
      14522      135         21           8   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      290        868         232   The Internet Solution 
       8452      222         60           6   TEDATA
      15475      154         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      106          6           4   EEPAD TISP TELECOM & INTERNET
       2905       85        176          74   The Internetworking Company o
      24835       85         48           6   RAYA Telecom - Egypt
       2561       60          6           2   Egyptian Universities Network
      15706       55         12           4   Sudatel Internet Exchange Aut
      23889       50         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
      33776       27          2           5   Starcomms Nigeria Limited
      10798       23          1          14   Standard Bank of South Africa
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4755      1091        1016      Videsh Sanchar Nigam Ltd. Aut
       4134      1269        1001      CHINANET-BACKBONE
      18566       986         978      Covad Communications 
       9583      1023         957      Sify Limited
      11492       910         896      Cable One 
       9498       929         865      BHARTI BT INTERNET LTD.
       4323      1066         767      Time Warner Telecom
      22773       716         674      Cox Communications, Inc.
       8151       849         646      UniNet S.A. de C.V. 
      19262       792         608      Verizon Global Networks 
      17488       584         564      Hathway IP Over Cable Interne
       5668       568         549      CenturyTel Internet Holdings,
       6197      1022         522      BellSouth Network Solutions, 
      19916       568         514      OLM LLC 
       7545       564         490      TPG Internet Pty Ltd
        855       558         485      Canadian Research Network 
      18101       511         484      Reliance Infocom Ltd Internet
      15270       498         464      PaeTec.net -a division of Pae
      11830       482         463      Instituto Costarricense de El
       4766       760         448      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
      65313   PRIVATE       203.184.140.0/24      9304       Hutchison Telecom (H
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      7.1.1.0/24            1239     Sprint 
      116.0.0.0/24         12654     RIPE NCC RIS Project
      116.50.0.0/21        12654     RIPE NCC RIS Project
      116.255.0.0/16       12654     RIPE NCC RIS Project
      117.0.0.0/24         12654     RIPE NCC RIS Project
      117.50.0.0/21        12654     RIPE NCC RIS Project
      117.255.0.0/16       12654     RIPE NCC RIS Project
      118.0.0.0/24         12654     RIPE NCC RIS Project
      118.50.0.0/21        12654     RIPE NCC RIS Project
      118.255.0.0/16       12654     RIPE NCC RIS Project
      119.0.0.0/24         12654     RIPE NCC RIS Project
      119.50.0.0/21        12654     RIPE NCC RIS Project
      119.255.0.0/16       12654     RIPE NCC RIS Project
      120.0.0.0/24         12654     RIPE NCC RIS Project
      120.50.0.0/21        12654     RIPE NCC RIS Project
      120.255.0.0/16       12654     RIPE NCC RIS Project
      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      /11:32      /12:117     
      /13:230     /14:412     /15:811     /16:9126    /17:3652    /18:5948    
      /19:12921   /20:14539   /21:12987   /22:16561   /23:17804   /24:111456  
      /25:626     /26:448     /27:360     /28:66      /29:39      /30:90      
      /31:0       /32:33      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      969           986      Covad Communications 
      11492      896           910      Cable One 
       9583      852          1023      Sify Limited
       7018      848          1548      AT&T WorldNet Services
       2386      831          1109      AT&T Data Communications Serv
       6197      795          1022      BellSouth Network Solutions, 
      23577      760           774      KRNIC
       7011      626           722      Citizens Utilities 
       9498      587           929      BHARTI BT INTERNET LTD.
       4766      569           760      Korea Telecom (KIX)
      19916      563           568      OLM LLC 
       4755      500          1091      Videsh Sanchar Nigam Ltd. Aut
      15270      466           498      PaeTec.net -a division of Pae
        855      456           558      Canadian Research Network 
      18101      444           511      Reliance Infocom Ltd Internet
       5668      437           568      CenturyTel Internet Holdings,
       1239      412           827      Sprint 
      17488      407           584      Hathway IP Over Cable Interne
      33588      400           422      Bresnan Communications, LLC. 
       6517      388           414      Yipes Communications, Inc. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:9         7:1         8:62        9:1        12:1661     13:1      
        15:15       16:3        17:3        18:5        20:36       24:871    
        25:1        32:55       38:276      40:56       41:61       44:2      
        47:10       52:4        55:1        56:3        57:24       58:295    
        59:376      60:199      61:953      62:1037     63:1901     64:3183   
        65:2312     66:3130     67:708      68:640      69:1722     70:416    
        71:133      72:1137     73:1        74:138      75:61       76:20     
        80:819      81:778      82:641      83:346      84:494      85:799    
        86:435      87:460      88:268      89:754      90:2        91:139    
        97:1       116:1       117:1       118:1       119:1       120:1      
       121:129     122:66      123:25      124:551     125:753     128:311    
       129:219     130:112     131:315     132:49      133:9       134:183    
       135:44      136:180     137:113     138:190     139:54      140:522    
       141:135     142:365     143:211     144:266     145:67      146:321    
       147:138     148:365     149:189     150:114     151:118     152:90     
       153:119     154:5       155:245     156:166     157:168     158:167    
       159:147     160:99      161:101     162:227     163:162     164:451    
       165:239     166:244     167:281     168:493     169:121     170:378    
       171:15      172:1       189:73      190:351     192:5737    193:3638   
       194:2913    195:2206    196:920     198:3784    199:3283    200:4610   
       201:959     202:7129    203:7261    204:3958    205:2095    206:2407   
       207:2895    208:2405    209:3563    210:2317    211:880     212:1306   
       213:1422    214:391     215:39      216:4103    217:1180    218:356    
       219:267     220:854     221:368     222:289    
      
      End of report
      Report Website: http://thyme.apnic.net