[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
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Table Analysis <cscora at apnic dot net>
  • Date: Sat, 24 Dec 2005 04:07:29 +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
      
      If you have any comments please contact Philip Smith <pfs at cisco dot com>.
      
      Routing Table Report   04:00 +10GMT Sat 24 Dec, 2005
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              176968
          Prefixes after maximum aggregation:                           99696
          Unique aggregates announced to Internet:                      85988
      Total ASes present in the Internet Routing Table:                 21229
      Origin-only ASes present in the Internet Routing Table:           18478
      Origin ASes announcing only one prefix:                            8748
      Transit ASes present in the Internet Routing Table:                2751
      Transit-only ASes present in the Internet Routing Table:             75
      Average AS path length visible in the Internet Routing Table:       4.6
          Max AS path length visible:                                      22
      Prefixes from unregistered ASNs in the Routing Table:                11
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             11
      Number of addresses announced to Internet:                   1492308416
          Equivalent to 88 /8s, 242 /16s and 209 /24s
          Percentage of available address space announced:               40.3
          Percentage of allocated address space announced:               60.6
          Percentage of available address space allocated:               66.4
      Total number of prefixes smaller than registry allocations:       85142
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    36893
          Total APNIC prefixes after maximum aggregation:               15758
      Prefixes being announced from the APNIC address blocks:           34639
          Unique aggregates announced from the APNIC address blocks:    17095
      APNIC Region origin ASes present in the Internet Routing Table:    2446
      APNIC Region origin ASes announcing only one prefix:                699
      APNIC Region transit ASes present in the Internet Routing Table:    373
      Average APNIC Region AS path length visible:                        4.5
          Max APNIC Region AS path length visible:                         17
      Number of APNIC addresses announced to Internet:              208964288
          Equivalent to 12 /8s, 116 /16s and 138 /24s
          Percentage of available APNIC address space announced:         77.5
      
      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, 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:                     93358
          Total ARIN prefixes after maximum aggregation:                56140
      Prefixes being announced from the ARIN address blocks:            72719
          Unique aggregates announced from the ARIN address blocks:     27884
      ARIN Region origin ASes present in the Internet Routing Table:    10407
      ARIN Region origin ASes announcing only one prefix:                3871
      ARIN Region transit ASes present in the Internet Routing Table:     954
      Average ARIN Region AS path length visible:                         4.3
          Max ARIN Region AS path length visible:                          17
      Number of ARIN addresses announced to Internet:               280847872
          Equivalent to 16 /8s, 189 /16s and 102 /24s
          Percentage of available ARIN address space announced:          69.7
      
      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
      ARIN Address Blocks    24/8, 63/8, 64/6, 68/7, 70/6, 74/7, 76/8,
                             198/7, 204/6, 208/7 and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     34743
          Total RIPE prefixes after maximum aggregation:                23558
      Prefixes being announced from the RIPE address blocks:            31731
          Unique aggregates announced from the RIPE address blocks:     21300
      RIPE Region origin ASes present in the Internet Routing Table:     7496
      RIPE Region origin ASes announcing only one prefix:                3925
      RIPE Region transit ASes present in the Internet Routing Table:    1234
      Average RIPE Region AS path length visible:                         5.1
          Max RIPE Region AS path length visible:                          19
      Number of RIPE addresses announced to Internet:               228585792
          Equivalent to 13 /8s, 159 /16s and 241 /24s
          Percentage of available RIPE address space announced:          68.1
      
      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
      RIPE Address Blocks    62/8, 80/5, 88/6, 188/8, 193/8, 194/7, 212/7
                             and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                   10137
          Total LACNIC prefixes after maximum aggregation:               3382
      Prefixes being announced from the LACNIC address blocks:           8368
          Unique aggregates announced from the LACNIC address blocks:    4774
      LACNIC Region origin ASes present in the Internet Routing Table:    660
      LACNIC Region origin ASes announcing only one prefix:               206
      LACNIC Region transit ASes present in the Internet Routing Table:   126
      Average LACNIC Region AS path length visible:                       5.2
          Max LACNIC Region AS path length visible:                        22
      Number of LACNIC addresses announced to Internet:              23276800
          Equivalent to 1 /8s, 99 /16s and 45 /24s
          Percentage of available LACNIC address space announced:        34.7
      
      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:                   1831
          Total AfriNIC prefixes after maximum aggregation:               858
      Prefixes being announced from the AfriNIC address blocks:          1192
          Unique aggregates announced from the AfriNIC address blocks:    814
      AfriNIC Region origin ASes present in the Internet Routing Table:   144
      AfriNIC Region origin ASes announcing only one prefix:               47
      AfriNIC Region transit ASes present in the Internet Routing Table:   26
      Average AfriNIC Region AS path length visible:                      4.5
          Max AfriNIC Region AS path length visible:                       12
      Number of AfriNIC addresses announced to Internet:              2898944
          Equivalent to 0 /8s, 44 /16s and 60 /24s
          Percentage of available AfriNIC address space announced:        8.6
      
      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     1015       6469         206   CHINANET-BACKBONE
       9583      841         77          12   Sify Limited
       1221      665       1364         476   Telstra Pty Ltd
       4766      659       3928         289   Korea Telecom (KIX)
       4755      614        256          60   Videsh Sanchar Nigam Ltd. Aut
       7545      515        108          71   TPG Internet Pty Ltd
      17676      475       6853          99   Softbank BB Corp.
      17488      431         26          11   Hathway IP Over Cable Interne
       9498      430        212          68   BHARTI BT INTERNET LTD.
       9443      399         89          85   Primus Telecommunications
       4802      348         74         159   Wantree Development
       2907      335       1762         312   SINET Japan
       9929      331        217          49   China Netcom Corp.
       7474      325        226         223   SingTel Optus Pty Ltd
      17557      308         24         161   Pakistan Telecom
      17974      286         69          23   PT TELEKOMUNIKASI INDONESIA
      18101      283         68          19   Reliance Infocom Ltd Internet
       4780      282        226          16   Digital United Inc.
       9837      273         78         172   Powertel Ltd
       9800      255        410          67   CHINA UNICOM
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1461       6312         957   AT&T WorldNet Services
       4323     1196        722         235   Time Warner Telecom
        174     1049       5825         967   Cogent Communications
        721     1030      21938         309   DLA Systems Automation Center
        701      973       8118         817   UUNET Technologies, Inc. 
       6197      970        434         506   BellSouth Network Solutions, 
       2386      916        517         689   AT&T Data Communications Serv
      18566      887        240           7   Covad Communications 
       1239      847       2803         602   Sprint 
        209      661       3606         526   Qwest 
      20115      655        534         337   Charter Communications 
      11492      634         89          11   Cable One 
      22773      593       1477          29   Cox Communications, Inc.
      19262      584       1657         144   Verizon Global Networks 
        852      572       1092         380   Telus Advanced Communications
      19916      563         49          54   OLM LLC 
        855      562        243          65   Canadian Research Network 
       3356      523      10618         402   Level 3 Communications, LLC 
       3602      523        127         106   Sprint Canada, Inc. 
       6478      517       1435         284   AT&T Worldnet Services 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      591       1954         469   UUNET - Commercial IP service
       3301      304       1071         290   TeliaNet Sweden
       3320      287       3487         241   Deutsche Telekom AG
       8220      273        474         267   COLT Telecommunications
        680      244       2024         238   DFN-IP service G-WiN
       3246      227        486         220   Song Networks
       8708      224        274         208   Romania Data Systems S.A.
       6746      204         51         175   Dynamic Network Technologies,
       1257      189        712         170   SWIPnet Swedish IP Network
       3269      182       1829          68   TELECOM ITALIA
       5515      180        840         127   Sonera Solution Autonomous Sy
        786      173       1794         173   The JANET IP Service
       5400      167        328         136   BT Ignite European Backbone
       8866      167         37          11   Bulgarian Telecommunication C
      24863      166         38           9   LINKdotNET AS number
       3215      162       1326          82   France Telecom Transpac
       6830      162        669          33   UPC Distribution Services
       3300      158        169          92   AUCS Communications Services 
      12479      155        322           5   Uni2 Autonomous System
      25186      147        211         103   France Telecom Transpac's Tra
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      485        776         211   UniNet S.A. de C.V. 
      22047      380        141          43   VTR PUNTO NET S.A. 
      16814      295         18           7   NSS, S.A. 
      11172      294        106          76   Servicios Alestra S.A de C.V 
      14117      184         11           6   Telefonica del Sur S.A. 
      13999      175         52           9   Mega Cable S.A. de C.V. 
       7303      153         73          18   Telecom Argentina Stet-France
       6147      150        118          21   Telefonica Del Peru 
      11664      138         22          13   Keytech SA 
      11556      130         64           3   Cable-Wireless Panama 
      19169      128          8          21   Telconet 
      10481      121         48           8   Prima S.A. 
       6503      118        148          78   AVANTEL, S.A. 
       5639      112         12           9   Telecommunications Services o
      21826      112         14          18   INTERCABLE 
       6505      106         88          79   Global One Communicaoes Ltda 
      14522      102         12           8   SatNet S.A. 
      11311       99          8          10   Sinectis S.A. 
      18822       98          7          10   TELEFONICA MANQUEHUE 
       4270       93         17           9   Red de Interconexion Universi
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      272        812         230   The Internet Solution 
       8452      146         44           7   TEDATA
       5536      122          8          16   Internet Egypt Network
       2018      117        298         103   Tertiary Education Network 
      15475      103         84           4   Nile Online
       2905       74        155          67   The Internetworking Company o
       6713       69         71          10   Itissalat Al-MAGHRIB
      24835       64         34           6   RAYA Telecom - Egypt
      20928       61         16           2   Noor Advanced Technologies AS
       5713       39        167          35   Telkom SA Ltd 
      33774       33          4          24   AS Number for Telecom Algeria
      15706       31          8           3   Sudatel Internet Exchange Aut
      23889       27          7          10   MAURITIUS TELECOM
       8524       23          1           4   AUCEGYPT Autonomous System
      21280       23          4           4   Swift Global Kenya Ltd.Is an 
      10798       22          1          13   Standard Bank of South Africa
      16637       22         10          20   Johnnic e-Ventures 
      12455       18          6           5   Jambonet Autonomous system
      12258       17          3          11   Vodacom Internet Company 
      15808       17          2           2   Communication Solutions Ltd i
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4323      1196         961      Time Warner Telecom
      18566       887         880      Covad Communications 
       9583       841         829      Sify Limited
       4134      1015         809      CHINANET-BACKBONE
        721      1030         721      DLA Systems Automation Center
      11492       634         623      Cable One 
      22773       593         564      Cox Communications, Inc.
       4755       614         554      Videsh Sanchar Nigam Ltd. Aut
      19916       563         509      OLM LLC 
        855       562         497      Canadian Research Network 
       5668       498         474      CenturyTel Internet Holdings,
       6197       970         464      BellSouth Network Solutions, 
       7545       515         444      TPG Internet Pty Ltd
      19262       584         440      Verizon Global Networks 
      17488       431         420      Hathway IP Over Cable Interne
       3602       523         417      Sprint Canada, Inc. 
      17676       475         376      Softbank BB Corp.
       4766       659         370      Korea Telecom (KIX)
       9498       430         362      BHARTI BT INTERNET LTD.
       6467       404         358      E.Spire Communications, Inc. 
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      38976   UNALLOCATED   62.192.224.0/19      21191       SeverTransTeleCom Au
      38976   UNALLOCATED   62.192.232.0/24      21166       Satgate autonomous s
      38972   UNALLOCATED   80.251.144.0/21       6828       Ekaterinburg Telegra
      38972   UNALLOCATED   80.251.151.0/24       6828       Ekaterinburg Telegra
      38972   UNALLOCATED   80.251.152.0/23      28947       CJSC InT, Ekaterinbu
      29544   UNALLOCATED   82.151.64.0/19       12956       Telefonica Data Auto
      24413   UNALLOCATED   202.46.32.0/19       17623       China Netcom Corp.
      24408   UNALLOCATED   203.119.26.0/24       9800       CHINA UNICOM
      24408   UNALLOCATED   203.119.27.0/24       9800       CHINA UNICOM
      24408   UNALLOCATED   203.119.28.0/24       9800       CHINA UNICOM
      24406   UNALLOCATED   203.119.29.0/24       4808       CNCGROUP IP network:
      
      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
      192.43.230.0/24       7575     Australian Academic and Rease
      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 
      192.72.0.0/18         4780     Digital United Inc.
      192.72.0.0/16         4780     Digital United Inc.
      192.119.135.0/24       270     NASA 
      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       /9:5       /10:8       /11:20      /12:85      
      /13:194     /14:344     /15:668     /16:8638    /17:2925    /18:4950    
      /19:11150   /20:12254   /21:10337   /22:13563   /23:14699   /24:96141   
      /25:335     /26:247     /27:197     /28:63      /29:27      /30:55      
      /31:3       /32:41      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      871           887      Covad Communications 
       6197      784           970      BellSouth Network Solutions, 
       7018      720          1461      AT&T WorldNet Services
       9583      661           841      Sify Limited
       2386      637           916      AT&T Data Communications Serv
      11492      625           634      Cable One 
       4323      571          1196      Time Warner Telecom
      19916      557           563      OLM LLC 
       4766      464           659      Korea Telecom (KIX)
        855      434           562      Canadian Research Network 
       7011      401           466      Citizens Utilities 
       5668      387           498      CenturyTel Internet Holdings,
        702      373           591      UUNET - Commercial IP service
       1239      365           847      Sprint 
       6198      355           497      BellSouth Network Solutions, 
       6517      326           351      Yipes Communications, Inc. 
      15270      325           352      PaeTec.net -a division of Pae
      22773      307           593      Cox Communications, Inc.
      13609      289           332      Choice One Communications Inc
        701      282           973      UUNET Technologies, Inc. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3         8:40       12:1630     13:1        15:11       16:3      
        17:3        18:3        20:42       24:711      25:1        30:2      
        32:67       38:188      40:54       44:3        47:3        52:4      
        55:1        56:3        57:33       58:105      59:107      60:169    
        61:765      62:808      63:1886     64:2923     65:2132     66:2965   
        67:594      68:695      69:1316     70:258      71:39       72:499    
        73:10       80:686      81:598      82:507      83:337      84:324    
        85:394      86:242      87:120     125:142     128:140     129:167    
       130:101     131:305     132:35      133:1       134:151     135:45     
       136:164     137:62      138:178     139:92      140:444     141:139    
       142:403     143:146     144:225     145:39      146:308     147:135    
       148:349     149:189     150:109     151:71      152:115     153:97     
       154:6       155:182     156:90      157:119     158:151     159:176    
       160:87      161:74      162:246     163:175     164:167     165:182    
       166:145     167:236     168:471     169:142     170:312     171:12     
       192:5724    193:3338    194:2452    195:1696    196:719     198:3895   
       199:3274    200:4324    201:490     202:6342    203:6596    204:3821   
       205:2106    206:2404    207:2928    208:2016    209:3439    210:1832   
       211:781     212:1243    213:1384    214:314     215:40      216:3808   
       217:1168    218:227     219:127     220:579     221:335     222:129    
      
      
      End of report