[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 Mar 2007 04:02:46 +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 Mar, 2007
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              214049
          Prefixes after maximum aggregation:                          114981
          Deaggregation factor:                                          1.86
          Unique aggregates announced to Internet:                     104232
      Total ASes present in the Internet Routing Table:                 24567
      Origin-only ASes present in the Internet Routing Table:           21391
      Origin ASes announcing only one prefix:                           10326
      Transit ASes present in the Internet Routing Table:                3176
      Transit-only ASes present in the Internet Routing Table:             73
      Average AS path length visible in the Internet Routing Table:       3.6
          Max AS path length visible:                                      32
          Max AS path prepend of ASN (35816)                               23
      Prefixes from unregistered ASNs in the Routing Table:                 5
          Unregistered ASNs in the Routing Table:                           6
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             12
      Number of addresses announced to Internet:                   1685938700
          Equivalent to 100 /8s, 125 /16s and 98 /24s
          Percentage of available address space announced:               45.5
          Percentage of allocated address space announced:               62.5
          Percentage of available address space allocated:               72.8
      Total number of prefixes smaller than registry allocations:      110890
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    48817
          Total APNIC prefixes after maximum aggregation:               19649
          APNIC Deaggregation factor:                                    2.48
      Prefixes being announced from the APNIC address blocks:           45908
          Unique aggregates announced from the APNIC address blocks:    20798
      APNIC Region origin ASes present in the Internet Routing Table:    2888
      APNIC Region origin ASes announcing only one prefix:                777
      APNIC Region transit ASes present in the Internet Routing Table:    424
      Average APNIC Region AS path length visible:                        3.7
          Max APNIC Region AS path length visible:                         16
      Number of APNIC addresses announced to Internet:              286620800
          Equivalent to 17 /8s, 21 /16s and 124 /24s
          Percentage of available APNIC address space announced:         71.0
      
      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:                    104481
          Total ARIN prefixes after maximum aggregation:                61409
          ARIN Deaggregation factor:                                     1.70
      Prefixes being announced from the ARIN address blocks:            76505
          Unique aggregates announced from the ARIN address blocks:     29663
      ARIN Region origin ASes present in the Internet Routing Table:    11386
      ARIN Region origin ASes announcing only one prefix:                4353
      ARIN Region transit ASes present in the Internet Routing Table:    1045
      Average ARIN Region AS path length visible:                         3.4
          Max ARIN Region AS path length visible:                          21
      Number of ARIN addresses announced to Internet:               320403072
          Equivalent to 19 /8s, 24 /16s and 246 /24s
          Percentage of available ARIN address space announced:          70.7
      
      ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
      (pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                             3354-4607, 4865-5119, 5632-6655, 6912-7466
                             7723-8191, 10240-12287, 13312-15359, 16384-17407
                             18432-20479, 21504-23551, 25600-26591,
                             26624-27647, 29696-30719, 31744-33791
                             35840-36863, 39936-40959
      ARIN Address Blocks    24/8, 63/8, 64/5, 72/6, 76/8, 96/6, 199/8, 204/6,
                             208/7 and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     44348
          Total RIPE prefixes after maximum aggregation:                28880
          RIPE Deaggregation factor:                                     1.54
      Prefixes being announced from the RIPE address blocks:            41045
          Unique aggregates announced from the RIPE address blocks:     27236
      RIPE Region origin ASes present in the Internet Routing Table:     9273
      RIPE Region origin ASes announcing only one prefix:                4887
      RIPE Region transit ASes present in the Internet Routing Table:    1504
      Average RIPE Region AS path length visible:                         4.0
          Max RIPE Region AS path length visible:                          32
      Number of RIPE addresses announced to Internet:               294072324
          Equivalent to 17 /8s, 135 /16s and 48 /24s
          Percentage of available RIPE address space announced:          79.7
      
      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:                   13836
          Total LACNIC prefixes after maximum aggregation:               4072
          LACNIC Deaggregation factor:                                   3.40
      Prefixes being announced from the LACNIC address blocks:          11897
          Unique aggregates announced from the LACNIC address blocks:    6823
      LACNIC Region origin ASes present in the Internet Routing Table:    764
      LACNIC Region origin ASes announcing only one prefix:               249
      LACNIC Region transit ASes present in the Internet Routing Table:   137
      Average LACNIC Region AS path length visible:                       4.1
          Max LACNIC Region AS path length visible:                        20
      Number of LACNIC addresses announced to Internet:              37337600
          Equivalent to 2 /8s, 57 /16s and 186 /24s
          Percentage of available LACNIC address space announced:        55.6
      
      LACNIC AS Blocks       26592-26623, 27648-28671, plus ERX transfers
      LACNIC Address Blocks  189/8, 190/8, 200/7
      
      AfriNIC Region Analysis Summary
      -------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   2562
          Total AfriNIC prefixes after maximum aggregation:               969
          AfriNIC Deaggregation factor:                                  2.64
      Prefixes being announced from the AfriNIC address blocks:          1864
          Unique aggregates announced from the AfriNIC address blocks:   1165
      AfriNIC Region origin ASes present in the Internet Routing Table:   182
      AfriNIC Region origin ASes announcing only one prefix:               59
      AfriNIC Region transit ASes present in the Internet Routing Table:   35
      Average AfriNIC Region AS path length visible:                      3.6
          Max AfriNIC Region AS path length visible:                       15
      Number of AfriNIC addresses announced to Internet:              5419776
          Equivalent to 0 /8s, 82 /16s and 179 /24s
          Percentage of available AfriNIC address space announced:       16.2
      
      AfriNIC AS Blocks      36864-37887 & ERX transfers
      AfriNIC Address Blocks 41/8, 196/8
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       4134     1285       9138         280   CHINANET-BACKBONE
       4755     1148        383          77   Videsh Sanchar Nigam Ltd. Aut
       9583     1079         78         365   Sify Limited
       9498      958        468          67   BHARTI BT INTERNET LTD.
      23577      776         35         705   Korea Telecom (ATM-MPLS)
       4766      770       4943         311   Korea Telecom (KIX)
      17488      612         40          28   Hathway IP Over Cable Interne
       7545      595        142          77   TPG Internet Pty Ltd
       1221      576       1957         450   Telstra Pty Ltd
      18101      530        103          23   Reliance Infocom Ltd Internet
      17676      503      10935          65   Softbank BB Corp.
       4668      454         68          10   LG-EDS Systems Inc.
       9443      454        111          74   Primus Telecommunications
       4812      442        786          70   China Telecom (Shanghai)
       7474      382        216         261   SingTel Optus Pty Ltd
       4802      360         86         149   Wantree Development
      17557      351         34         172   Pakistan Telecom
       4837      341       4388         152   chinanet IDC center beijing n
      17974      337        129          14   PT TELEKOMUNIKASI INDONESIA
       2907      336       1733         309   SINET Japan
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1502       6126         986   AT&T WorldNet Services
       4323     1333       1005         353   Time Warner Telecom
       6478     1130        433         189   AT&T Worldnet Services 
       2386     1094        566         738   AT&T Data Communications Serv
       6197     1030        675         498   BellSouth Network Solutions, 
      18566      996        288           9   Covad Communications 
      11492      992        101          21   Cable One 
        701      941       6697         746   UUNET Technologies, Inc. 
        174      939       6792         863   Cogent Communications
       1239      820       2716         575   Sprint 
      20115      803        710         419   Charter Communications 
       7011      774        226         463   Citizens Utilities 
      19262      756       2608         179   Verizon Global Networks 
      22773      732       1872          41   Cox Communications, Inc.
        209      714       3745         568   Qwest 
        721      627      21772         275   DLA Systems Automation Center
        852      592       1088         378   Telus Advanced Communications
       5668      572        160          16   CenturyTel Internet Holdings,
      19916      568         49          54   OLM LLC 
        855      565        250          71   Canadian Research Network 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      539       1879         417   UUNET - Commercial IP service
      24863      333         46          27   LINKdotNET AS number
       3301      311       1200         290   TeliaNet Sweden
       3320      299       4994         250   Deutsche Telekom AG
       8220      272        469         262   COLT Telecommunications
       6746      269         95         248   Dynamic Network Technologies,
        680      257       2044         251   DFN-IP service G-WiN
       5416      253         16          12   BATELCO-BH
       3215      236       2216          95   France Telecom Transpac
       8708      235        284         228   Romania Data Systems S.A.
       1257      224       1180         171   SWIPnet Swedish IP Network
       3269      217       2519          75   TELECOM ITALIA
       3246      206        355         196   Song Networks
      30890      205         17          95   SC Kappa Invexim SRL
       8551      203        196          28   Bezeq International
      20858      198         34           3   EgyNet
       3352      190       1783          33   Ibernet, Internet Access Netw
       3300      185        171          90   AUCS Communications Services 
      12479      179        578           6   Uni2 Autonomous System
        786      174       1795         174   The JANET IP Service
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151     1072       2036         209   UniNet S.A. de C.V. 
      11830      482        299          19   Instituto Costarricense de El
      11172      349        109          85   Servicios Alestra S.A de C.V 
      16814      329         20           8   NSS, S.A. 
      22047      307        206          11   VTR PUNTO NET S.A. 
       6471      255         74          30   ENTEL CHILE S.A. 
       7303      255        142          23   Telecom Argentina Stet-France
      14117      239         16          13   Telefonica del Sur S.A. 
      11556      237        128           4   Cable-Wireless Panama 
       6147      230        182          20   Telefonica Del Peru 
       6503      206        171          78   AVANTEL, S.A. 
      10481      181         72           8   Prima S.A. 
      20299      173         25          23   NEWCOM AMERICAS 
      21826      161         29          57   INTERCABLE 
      23216      154         19          42   RAMtelecom Telecomunicaciones
       7910      151         10          40   ANDINET ON LINE 
      18822      145          9          10   TELEFONICA MANQUEHUE 
      10620      137         42          16   TVCABLE BOGOTA 
      19169      126          8          38   Telconet 
       6505      116         89          81   Global One Communicaoes Ltda 
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      290        868         232   The Internet Solution 
       8452      219         60           6   TEDATA
      15475      159         84           4   Nile Online
       6713      143        135          11   Itissalat Al-MAGHRIB
       2018      138        309         113   Tertiary Education Network 
       5536      123          8          15   Internet Egypt Network
      33783      110          6           5   EEPAD TISP TELECOM & INTERNET
      24835       86         48           6   RAYA Telecom - Egypt
       2905       85        176          74   The Internetworking Company o
       2561       64          6           2   Egyptian Universities Network
      15706       55         12           4   Sudatel Internet Exchange Aut
      23889       49         16          13   MAURITIUS TELECOM
       5713       44        294          34   Telkom SA Ltd 
      33774       37         10          23   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
      12455       26          6           3   Jambonet Autonomous system
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4755      1148        1071      Videsh Sanchar Nigam Ltd. Aut
       4134      1285        1005      CHINANET-BACKBONE
      18566       996         987      Covad Communications 
       4323      1333         980      Time Warner Telecom
      11492       992         971      Cable One 
       6478      1130         941      AT&T Worldnet Services 
       9498       958         891      BHARTI BT INTERNET LTD.
       8151      1072         863      UniNet S.A. de C.V. 
       9583      1079         714      Sify Limited
      22773       732         691      Cox Communications, Inc.
      17488       612         584      Hathway IP Over Cable Interne
      19262       756         577      Verizon Global Networks 
       5668       572         556      CenturyTel Internet Holdings,
       6197      1030         532      BellSouth Network Solutions, 
       7545       595         518      TPG Internet Pty Ltd
      19916       568         514      OLM LLC 
      18101       530         507      Reliance Infocom Ltd Internet
        855       565         494      Canadian Research Network 
      15270       510         476      PaeTec.net -a division of Pae
      11830       482         463      Instituto Costarricense de El
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65332   PRIVATE       63.166.106.192/27     1803       SPRINT 
      65025   PRIVATE       91.135.111.0/24      16116       AS for GO Next.
      64515   PRIVATE       195.47.27.0/24        6721       The Terminal Bar: In
      24410   UNALLOCATED   203.119.28.0/24       4134       CHINANET-BACKBONE
      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 
      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       /10:12      /11:33      /12:119     
      /13:229     /14:438     /15:839     /16:9282    /17:3774    /18:6187    
      /19:13268   /20:14896   /21:13423   /22:17371   /23:18727   /24:113409  
      /25:745     /26:576     /27:444     /28:68      /29:42      /30:98      
      /31:0       /32:41      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       6478     1084          1130      AT&T Worldnet Services 
      11492      978           992      Cable One 
      18566      978           996      Covad Communications 
       9583      920          1079      Sify Limited
       7018      817          1502      AT&T WorldNet Services
       2386      816          1094      AT&T Data Communications Serv
       6197      799          1030      BellSouth Network Solutions, 
      23577      762           776      Korea Telecom (ATM-MPLS)
       7011      675           774      Citizens Utilities 
       9498      628           958      BHARTI BT INTERNET LTD.
       4766      578           770      Korea Telecom (KIX)
      19916      563           568      OLM LLC 
       4755      549          1148      Videsh Sanchar Nigam Ltd. Aut
       4323      530          1333      Time Warner Telecom
      15270      478           510      PaeTec.net -a division of Pae
        855      463           565      Canadian Research Network 
      18101      460           530      Reliance Infocom Ltd Internet
       4668      445           454      LG-EDS Systems Inc.
       5668      444           572      CenturyTel Internet Holdings,
      17488      434           612      Hathway IP Over Cable Interne
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:9         7:1         8:65        9:1        12:1800     15:17     
        16:3        17:3        18:5        20:35       24:904      25:1      
        32:53       38:286      40:56       41:104      44:2        47:7      
        52:4        55:1        56:3        57:25       58:325      59:349    
        60:220      61:919      62:1041     63:1899     64:3034     65:2315   
        66:3165     67:746      68:652      69:1782     70:473      71:97     
        72:1226     73:1        74:245      75:82       76:10       77:90     
        80:840      81:780      82:662      83:362      84:502      85:749    
        86:440      87:492      88:245      89:824      90:18       91:217    
        97:1       121:141     122:346     123:55      124:768     125:811    
       128:278     129:238     130:125     131:348     132:49      133:10     
       134:188     135:36      136:181     137:86      138:194     139:56     
       140:472     141:142     142:371     143:212     144:270     145:43     
       146:320     147:145     148:381     149:185     150:116     151:118    
       152:94      153:118     154:5       155:246     156:155     157:172    
       158:169     159:150     160:104     161:91      162:232     163:174    
       164:452     165:385     166:239     167:283     168:514     169:120    
       170:389     171:15      172:1       189:239     190:364     192:5733   
       193:3730    194:3017    195:2182    196:917     198:3738    199:3282   
       200:4512    201:919     202:7186    203:7377    204:3960    205:2091   
       206:2445    207:2870    208:2471    209:3593    210:2392    211:936    
       212:1300    213:1415    214:409     215:39      216:4023    217:1157   
       218:351     219:274     220:871     221:371     222:264    
      
      End of report
      Report Website: http://thyme.apnic.net