[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, 10 Feb 2007 04:02:55 +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 10 Feb, 2007
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              210553
          Prefixes after maximum aggregation:                          113369
          Deaggregation factor:                                          1.86
          Unique aggregates announced to Internet:                     102510
      Total ASes present in the Internet Routing Table:                 24297
      Origin-only ASes present in the Internet Routing Table:           21155
      Origin ASes announcing only one prefix:                           10225
      Transit ASes present in the Internet Routing Table:                3142
      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:                           5
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             13
      Number of addresses announced to Internet:                   1674787756
          Equivalent to 99 /8s, 211 /16s and 59 /24s
          Percentage of available address space announced:               45.2
          Percentage of allocated address space announced:               62.1
          Percentage of available address space allocated:               72.8
      Total number of prefixes smaller than registry allocations:      108001
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    47410
          Total APNIC prefixes after maximum aggregation:               18871
          APNIC Deaggregation factor:                                    2.51
      Prefixes being announced from the APNIC address blocks:           44702
          Unique aggregates announced from the APNIC address blocks:    19589
      APNIC Region origin ASes present in the Internet Routing Table:    2845
      APNIC Region origin ASes announcing only one prefix:                788
      APNIC Region transit ASes present in the Internet Routing Table:    425
      Average APNIC Region AS path length visible:                        3.6
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              283353088
          Equivalent to 16 /8s, 227 /16s and 160 /24s
          Percentage of available APNIC address space announced:         70.2
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911
      APNIC Address Blocks   58/7, 60/7, 116/6, 120/6, 124/7, 126/8, 202/7
                             210/7, 218/7, 220/7 and 222/8
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                    103086
          Total ARIN prefixes after maximum aggregation:                61000
          ARIN Deaggregation factor:                                     1.69
      Prefixes being announced from the ARIN address blocks:            75941
          Unique aggregates announced from the ARIN address blocks:     29279
      ARIN Region origin ASes present in the Internet Routing Table:    11320
      ARIN Region origin ASes announcing only one prefix:                4334
      ARIN Region transit ASes present in the Internet Routing Table:    1049
      Average ARIN Region AS path length visible:                         3.4
          Max ARIN Region AS path length visible:                          21
      Number of ARIN addresses announced to Internet:               317024640
          Equivalent to 18 /8s, 229 /16s and 105 /24s
          Percentage of available ARIN address space announced:          70.0
      
      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:                     43629
          Total RIPE prefixes after maximum aggregation:                28493
          RIPE Deaggregation factor:                                     1.53
      Prefixes being announced from the RIPE address blocks:            40331
          Unique aggregates announced from the RIPE address blocks:     26830
      RIPE Region origin ASes present in the Internet Routing Table:     9115
      RIPE Region origin ASes announcing only one prefix:                4798
      RIPE Region transit ASes present in the Internet Routing Table:    1464
      Average RIPE Region AS path length visible:                         4.0
          Max RIPE Region AS path length visible:                          32
      Number of RIPE addresses announced to Internet:               289124388
          Equivalent to 17 /8s, 59 /16s and 176 /24s
          Percentage of available RIPE address space announced:          78.3
      
      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:                   13875
          Total LACNIC prefixes after maximum aggregation:               4042
          LACNIC Deaggregation factor:                                   3.43
      Prefixes being announced from the LACNIC address blocks:          11946
          Unique aggregates announced from the LACNIC address blocks:    7157
      LACNIC Region origin ASes present in the Internet Routing Table:    760
      LACNIC Region origin ASes announcing only one prefix:               249
      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:              37378560
          Equivalent to 2 /8s, 58 /16s and 90 /24s
          Percentage of available LACNIC address space announced:        55.7
      
      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:                   2550
          Total AfriNIC prefixes after maximum aggregation:               961
          AfriNIC Deaggregation factor:                                  2.65
      Prefixes being announced from the AfriNIC address blocks:          1837
          Unique aggregates announced from the AfriNIC address blocks:   1164
      AfriNIC Region origin ASes present in the Internet Routing Table:   178
      AfriNIC Region origin ASes announcing only one prefix:               55
      AfriNIC Region transit ASes present in the Internet Routing Table:   36
      Average AfriNIC Region AS path length visible:                      3.6
          Max AfriNIC Region AS path length visible:                       15
      Number of AfriNIC addresses announced to Internet:              5387776
          Equivalent to 0 /8s, 82 /16s and 54 /24s
          Percentage of available AfriNIC address space announced:       16.1
      
      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     1283       8678         277   CHINANET-BACKBONE
       4755     1098        383          75   Videsh Sanchar Nigam Ltd. Aut
       9583     1038        109          16   Sify Limited
       9498      943        467          64   BHARTI BT INTERNET LTD.
      23577      776         35         703   Korea Telecom (ATM-MPLS)
       4766      765       4944         313   Korea Telecom (KIX)
      17488      594         39          23   Hathway IP Over Cable Interne
       7545      575        126          73   TPG Internet Pty Ltd
       1221      572       1682         441   Telstra Pty Ltd
      18101      520        103          23   Reliance Infocom Ltd Internet
      17676      503      10935          65   Softbank BB Corp.
       4812      441        771          72   China Telecom (Shanghai)
       9443      441        111          73   Primus Telecommunications
       7474      378        215         255   SingTel Optus Pty Ltd
      17849      370         35          94   Telecommunications Technology
       4802      359         86         149   Wantree Development
      17557      359         34         170   Pakistan Telecom
      17974      346        129          14   PT TELEKOMUNIKASI INDONESIA
       2907      336       1749         309   SINET Japan
       4837      336       4151         148   chinanet IDC center beijing n
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1502       6125         984   AT&T WorldNet Services
       4323     1118        827         357   Time Warner Telecom
       2386     1110        570         733   AT&T Data Communications Serv
       6197     1027        652         504   BellSouth Network Solutions, 
      18566      988        288           9   Covad Communications 
        701      941       6696         747   UUNET Technologies, Inc. 
        174      938       6792         866   Cogent Communications
      11492      938        100          16   Cable One 
       1239      824       2730         576   Sprint 
      20115      799        698         413   Charter Communications 
       7011      785        227         474   Citizens Utilities 
      19262      757       2591         178   Verizon Global Networks 
      22773      725       1872          41   Cox Communications, Inc.
        209      718       3742         564   Qwest 
        721      682      21836         279   DLA Systems Automation Center
        852      603       1090         391   Telus Advanced Communications
       5668      575        144          16   CenturyTel Internet Holdings,
      19916      568         49          54   OLM LLC 
        855      563        250          73   Canadian Research Network 
       6198      554        526         259   BellSouth Network Solutions, 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      546       1897         424   UUNET - Commercial IP service
       3301      315       1199         290   TeliaNet Sweden
      24863      307         45          25   LINKdotNET AS number
       3320      297       4993         248   Deutsche Telekom AG
       8220      270        472         262   COLT Telecommunications
       6746      267         95         246   Dynamic Network Technologies,
        680      257       2044         251   DFN-IP service G-WiN
       8708      240        284         226   Romania Data Systems S.A.
       3215      238       2224          92   France Telecom Transpac
       1257      222       1100         171   SWIPnet Swedish IP Network
       5416      215         14          15   BATELCO-BH
       3269      212       2391          71   TELECOM ITALIA
       3246      208        355         198   Song Networks
       8551      201        194          29   Bezeq International
      20858      197         34           3   EgyNet
       3352      194       1767          31   Ibernet, Internet Access Netw
      30890      187         15          91   SC Kappa Invexim SRL
       3300      182        171          91   AUCS Communications Services 
      12479      177        578           6   Uni2 Autonomous System
        786      172       1779         172   The JANET IP Service
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      990       2111         204   UniNet S.A. de C.V. 
      11830      482        299          19   Instituto Costarricense de El
      11172      343        107          82   Servicios Alestra S.A de C.V 
      16814      329         20           8   NSS, S.A. 
      22047      307        206          11   VTR PUNTO NET S.A. 
       6471      253         74          30   ENTEL CHILE S.A. 
       7303      247        142          29   Telecom Argentina Stet-France
      14117      239         16          13   Telefonica del Sur S.A. 
      11556      235        116           6   Cable-Wireless Panama 
       6147      226        182          20   Telefonica Del Peru 
       6503      219        175          90   AVANTEL, S.A. 
      10481      181         72           8   Prima S.A. 
      21826      153         27          56   INTERCABLE 
       7910      152         11          32   ANDINET ON LINE 
      23216      148         19          42   RAMtelecom Telecomunicaciones
      18822      145          9          10   TELEFONICA MANQUEHUE 
      20299      145         22          17   NEWCOM AMERICAS 
      19169      142          9          24   Telconet 
      14522      140         22           9   SatNet S.A. 
      19429      139         84          34   E.T.B. 
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      290        868         232   The Internet Solution 
       8452      237         60           6   TEDATA
      15475      155         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      114          6           5   EEPAD TISP TELECOM & INTERNET
      24835       86         48           6   RAYA Telecom - Egypt
       2905       79        173          72   The Internetworking Company o
       2561       63          6           2   Egyptian Universities Network
      15706       55         12           4   Sudatel Internet Exchange Aut
      23889       52         16          13   MAURITIUS TELECOM
       5713       44        294          34   Telkom SA Ltd 
      33774       40         11          24   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
      21280       27          4           4   Swift Global Kenya Ltd.Is an 
      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      1098        1023      Videsh Sanchar Nigam Ltd. Aut
       9583      1038        1022      Sify Limited
       4134      1283        1006      CHINANET-BACKBONE
      18566       988         979      Covad Communications 
      11492       938         922      Cable One 
       9498       943         879      BHARTI BT INTERNET LTD.
       8151       990         786      UniNet S.A. de C.V. 
       4323      1118         761      Time Warner Telecom
      22773       725         684      Cox Communications, Inc.
      19262       757         579      Verizon Global Networks 
      17488       594         571      Hathway IP Over Cable Interne
       5668       575         559      CenturyTel Internet Holdings,
       6197      1027         523      BellSouth Network Solutions, 
      19916       568         514      OLM LLC 
       7545       575         502      TPG Internet Pty Ltd
      18101       520         497      Reliance Infocom Ltd Internet
        855       563         490      Canadian Research Network 
      15270       505         471      PaeTec.net -a division of Pae
      11830       482         463      Instituto Costarricense de El
       4766       765         452      Korea Telecom (KIX)
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65332   PRIVATE       63.166.106.192/27     1803       SPRINT 
      24410   UNALLOCATED   203.119.28.0/24       4134       CHINANET-BACKBONE
      24409   UNALLOCATED   203.119.29.0/24       9808       Guangdong Mobile Com
      22895   UNALLOCATED   216.174.38.0/24      19094       Adelphia Business So
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      7.1.1.0/24            1239     Sprint 
      42.205.192.0/20      36925     Meditelecom
      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       /9:9       /10:13      /11:33      /12:116     
      /13:226     /14:422     /15:818     /16:9214    /17:3713    /18:6052    
      /19:13061   /20:14678   /21:13137   /22:16959   /23:17964   /24:112306  
      /25:689     /26:481     /27:407     /28:68      /29:43      /30:92      
      /31:0       /32:33      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      970           988      Covad Communications 
      11492      924           938      Cable One 
       9583      866          1038      Sify Limited
       2386      831          1110      AT&T Data Communications Serv
       7018      810          1502      AT&T WorldNet Services
       6197      795          1027      BellSouth Network Solutions, 
      23577      762           776      Korea Telecom (ATM-MPLS)
       7011      684           785      Citizens Utilities 
       9498      601           943      BHARTI BT INTERNET LTD.
       4766      573           765      Korea Telecom (KIX)
      19916      563           568      OLM LLC 
       4755      508          1098      Videsh Sanchar Nigam Ltd. Aut
      15270      473           505      PaeTec.net -a division of Pae
        855      462           563      Canadian Research Network 
      18101      451           520      Reliance Infocom Ltd Internet
       5668      447           575      CenturyTel Internet Holdings,
      17488      416           594      Hathway IP Over Cable Interne
      33588      410           432      Bresnan Communications, LLC. 
       4323      404          1118      Time Warner Telecom
       1239      403           824      Sprint 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:9         6:1         7:1         8:64        9:1        12:1656   
        13:1        15:16       16:3        17:3        18:5        20:36     
        24:881      25:1        32:53       38:277      40:57       41:69     
        44:2        47:7        52:4        55:1        56:3        57:25     
        58:302      59:377      60:203      61:918      62:1020     63:1906   
        64:3250     65:2312     66:3111     67:720      68:652      69:1719   
        70:448      71:95       72:1184     73:2        74:160      75:77     
        77:16       80:838      81:777      82:662      83:354      84:516    
        85:733      86:456      87:481      88:226      89:776      90:1      
        91:197      97:1       116:1       117:1       118:1       119:1      
       120:1       121:131     122:77      123:37      124:577     125:797    
       128:313     129:219     130:129     131:342     132:49      133:9      
       134:185     135:45      136:181     137:113     138:196     139:54     
       140:516     141:141     142:372     143:215     144:270     145:43     
       146:313     147:144     148:368     149:190     150:115     151:116    
       152:92      153:119     154:5       155:250     156:128     157:174    
       158:168     159:149     160:98      161:87      162:229     163:162    
       164:450     165:328     166:247     167:280     168:496     169:120    
       170:383     171:15      172:1       189:156     190:389     192:5750   
       193:3695    194:2951    195:2196    196:940     198:3752    199:3280   
       200:4608    201:968     202:7212    203:7368    204:3954    205:2098   
       206:2408    207:2865    208:2456    209:3591    210:2369    211:921    
       212:1296    213:1406    214:399     215:39      216:4064    217:1155   
       218:353     219:266     220:856     221:371     222:265    
      
      End of report
      Report Website: http://thyme.apnic.net