[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, 3 Dec 2005 04:07:33 +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 03 Dec, 2005
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              176067
          Prefixes after maximum aggregation:                           99087
          Unique aggregates announced to Internet:                      85328
      Total ASes present in the Internet Routing Table:                 21035
      Origin-only ASes present in the Internet Routing Table:           18309
      Origin ASes announcing only one prefix:                            8674
      Transit ASes present in the Internet Routing Table:                2726
      Transit-only ASes present in the Internet Routing Table:             72
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      23
      Prefixes from unregistered ASNs in the Routing Table:                 8
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             13
      Number of addresses announced to Internet:                   1469673344
          Equivalent to 87 /8s, 153 /16s and 111 /24s
          Percentage of available address space announced:               39.7
          Percentage of allocated address space announced:               59.7
          Percentage of available address space allocated:               66.4
      Total number of prefixes smaller than registry allocations:       84502
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    36873
          Total APNIC prefixes after maximum aggregation:               15699
      Prefixes being announced from the APNIC address blocks:           34622
          Unique aggregates announced from the APNIC address blocks:    16944
      APNIC Region origin ASes present in the Internet Routing Table:    2419
      APNIC Region origin ASes announcing only one prefix:                699
      APNIC Region transit ASes present in the Internet Routing Table:    364
      Average APNIC Region AS path length visible:                        4.5
          Max APNIC Region AS path length visible:                         17
      Number of APNIC addresses announced to Internet:              208047808
          Equivalent to 12 /8s, 102 /16s and 142 /24s
          Percentage of available APNIC address space announced:         77.2
      
      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, 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:                     92966
          Total ARIN prefixes after maximum aggregation:                55975
      Prefixes being announced from the ARIN address blocks:            72481
          Unique aggregates announced from the ARIN address blocks:     27556
      ARIN Region origin ASes present in the Internet Routing Table:    10379
      ARIN Region origin ASes announcing only one prefix:                3857
      ARIN Region transit ASes present in the Internet Routing Table:     963
      Average ARIN Region AS path length visible:                         4.3
          Max ARIN Region AS path length visible:                          17
      Number of ARIN addresses announced to Internet:               278432000
          Equivalent to 16 /8s, 152 /16s and 137 /24s
          Percentage of available ARIN address space announced:          69.1
      
      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:                     34421
          Total RIPE prefixes after maximum aggregation:                23247
      Prefixes being announced from the RIPE address blocks:            31362
          Unique aggregates announced from the RIPE address blocks:     21087
      RIPE Region origin ASes present in the Internet Routing Table:     7370
      RIPE Region origin ASes announcing only one prefix:                3865
      RIPE Region transit ASes present in the Internet Routing Table:    1217
      Average RIPE Region AS path length visible:                         5.1
          Max RIPE Region AS path length visible:                          20
      Number of RIPE addresses announced to Internet:               226078976
          Equivalent to 13 /8s, 121 /16s and 177 /24s
          Percentage of available RIPE address space announced:          67.4
      
      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:                   10032
          Total LACNIC prefixes after maximum aggregation:               3316
      Prefixes being announced from the LACNIC address blocks:           8323
          Unique aggregates announced from the LACNIC address blocks:    4822
      LACNIC Region origin ASes present in the Internet Routing Table:    651
      LACNIC Region origin ASes announcing only one prefix:               208
      LACNIC Region transit ASes present in the Internet Routing Table:   120
      Average LACNIC Region AS path length visible:                       5.2
          Max LACNIC Region AS path length visible:                        23
      Number of LACNIC addresses announced to Internet:              22953984
          Equivalent to 1 /8s, 94 /16s and 64 /24s
          Percentage of available LACNIC address space announced:        34.2
      
      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:                   1767
          Total AfriNIC prefixes after maximum aggregation:               850
      Prefixes being announced from the AfriNIC address blocks:          1157
          Unique aggregates announced from the AfriNIC address blocks:    834
      AfriNIC Region origin ASes present in the Internet Routing Table:   144
      AfriNIC Region origin ASes announcing only one prefix:               45
      AfriNIC Region transit ASes present in the Internet Routing Table:   21
      Average AfriNIC Region AS path length visible:                      4.5
          Max AfriNIC Region AS path length visible:                       12
      Number of AfriNIC addresses announced to Internet:              2884608
          Equivalent to 0 /8s, 44 /16s and 4 /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     1014       6356         216   CHINANET-BACKBONE
       9583      833         77          12   Sify Limited
       4755      759        260          70   Videsh Sanchar Nigam Ltd. Aut
       1221      692       1370         502   Telstra Pty Ltd
       4766      653       3927         287   Korea Telecom (KIX)
       7545      509        108          70   TPG Internet Pty Ltd
      17676      470       6819         100   Softbank BB Corp.
      17488      425         25          23   Hathway IP Over Cable Interne
       9498      408        216          65   BHARTI BT INTERNET LTD.
       9443      394         87          80   Primus Telecommunications
       4802      345         73         158   Wantree Development
       2907      340       1764         317   SINET Japan
       9929      331        217          49   China Netcom Corp.
      17557      331         24         161   Pakistan Telecom
      18302      329        152          25   SK Global co., Ltd
       7474      325        225         224   SingTel Optus Pty Ltd
      17974      281         65          16   PT TELEKOMUNIKASI INDONESIA
       9837      272         78         174   Powertel Ltd
      18101      271         68          19   Reliance Infocom Ltd Internet
       9800      255        410          67   CHINA UNICOM
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1471       6314         962   AT&T WorldNet Services
       4323     1190        706         233   Time Warner Telecom
        174     1074       5846         993   Cogent Communications
        721      999      21889         299   DLA Systems Automation Center
        701      986       8133         829   UUNET Technologies, Inc. 
       6197      968        432         502   BellSouth Network Solutions, 
       2386      914        530         685   AT&T Data Communications Serv
      18566      879        240           7   Covad Communications 
       1239      844       2801         598   Sprint 
        209      658       3607         521   Qwest 
      20115      656        533         344   Charter Communications 
      11492      632         81          10   Cable One 
      22773      585       1476          28   Cox Communications, Inc.
        852      574       1093         382   Telus Advanced Communications
      19262      565       1594         137   Verizon Global Networks 
      19916      563         49          54   OLM LLC 
        855      562        247          66   Canadian Research Network 
       3602      532        126         103   Sprint Canada, Inc. 
       3356      514      10633         401   Level 3 Communications, LLC 
       6478      502       1432         280   AT&T Worldnet Services 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      606       1959         479   UUNET - Commercial IP service
       3301      306       1085         292   TeliaNet Sweden
       3320      285       3230         240   Deutsche Telekom AG
       8220      271        475         266   COLT Telecommunications
        680      245       2040         239   DFN-IP service G-WiN
       8708      236        274         217   Romania Data Systems S.A.
       3246      230        477         223   Song Networks
       6746      199         51         171   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      174       1795         174   The JANET IP Service
       5400      166        317         136   BT Ignite European Backbone
       8866      163         37           9   Bulgarian Telecommunication C
       6830      161        669          33   UPC Distribution Services
       3300      158        169          92   AUCS Communications Services 
      12479      151        322           5   Uni2 Autonomous System
      24863      151         37           6   LINKdotNET AS number
       3215      150       1275          81   France Telecom Transpac
      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      397        709         170   UniNet S.A. de C.V. 
      16814      295         18           7   NSS, S.A. 
      11172      289        106          74   Servicios Alestra S.A de C.V 
      11664      219         22          28   Keytech SA 
      19632      196         14           5   Metropolis Intercom S.A. 
      14117      184         11           6   Telefonica del Sur S.A. 
      22047      179        128           7   VTR PUNTO NET S.A. 
      13999      174         52           9   Mega Cable S.A. de C.V. 
       6147      157        118          21   Telefonica Del Peru 
       7303      152         72          19   Telecom Argentina Stet-France
      11556      132         64           3   Cable-Wireless Panama 
      19169      127          8          20   Telconet 
      10481      121         48           8   Prima S.A. 
       6503      114        148          75   AVANTEL, S.A. 
      18822      114          8          11   TELEFONICA MANQUEHUE 
       5639      112         12           9   Telecommunications Services o
      21826      112         14          18   INTERCABLE 
       6505      107         88          80   Global One Communicaoes Ltda 
      11311       99          8          10   Sinectis S.A. 
       4270       94         17           9   Red de Interconexion Universi
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      271        812         229   The Internet Solution 
       8452      147         44           7   TEDATA
       5536      122          8          16   Internet Egypt Network
       2018      117        298         103   Tertiary Education Network 
       2905       74        155          67   The Internetworking Company o
       6713       69         71          10   Itissalat Al-MAGHRIB
      20928       61         16           2   Noor Advanced Technologies AS
      24835       59         34           6   RAYA Telecom - Egypt
      15475       57         84           4   Nile Online
       5713       38        151          34   Telkom SA Ltd 
      33774       33          4          24   AS Number for Telecom Algeria
      15706       31          8           3   Sudatel Internet Exchange Aut
       8524       23          1           4   AUCEGYPT Autonomous System
      16637       23         10          21   Johnnic e-Ventures 
      23889       23          5           9   MAURITIUS TELECOM
      10798       22          1          13   Standard Bank of South Africa
      21280       21          4           4   Swift Global Kenya Ltd.Is an 
      12258       17          3          11   Vodacom Internet Company 
      15808       17          2           2   Communication Solutions Ltd i
      21491       17         17           2   UTL On-line is RF broadband I
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4323      1190         957      Time Warner Telecom
      18566       879         872      Covad Communications 
       9583       833         821      Sify Limited
       4134      1014         798      CHINANET-BACKBONE
        721       999         700      DLA Systems Automation Center
       4755       759         689      Videsh Sanchar Nigam Ltd. Aut
      11492       632         622      Cable One 
      22773       585         557      Cox Communications, Inc.
      19916       563         509      OLM LLC 
        855       562         496      Canadian Research Network 
       6197       968         466      BellSouth Network Solutions, 
       5668       486         460      CenturyTel Internet Holdings,
       7545       509         439      TPG Internet Pty Ltd
       3602       532         429      Sprint Canada, Inc. 
      19262       565         428      Verizon Global Networks 
      17488       425         402      Hathway IP Over Cable Interne
      17676       470         370      Softbank BB Corp.
       4766       653         366      Korea Telecom (KIX)
       6467       411         363      E.Spire Communications, Inc. 
       9498       408         343      BHARTI BT INTERNET LTD.
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      38976   UNALLOCATED   62.192.224.0/19      21166       Satgate autonomous s
      38976   UNALLOCATED   62.192.232.0/24      21166       Satgate autonomous s
      24413   UNALLOCATED   202.46.32.0/19       17623       China Netcom Corp.
      64720   PRIVATE       202.127.124.0/24      4837       chinanet IDC center 
      64720   PRIVATE       202.127.125.0/24      4837       chinanet IDC center 
      24406   UNALLOCATED   203.119.26.0/24       4808       CNCGROUP IP network:
      24406   UNALLOCATED   203.119.27.0/24       4808       CNCGROUP IP network:
      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
      175.98.111.0/24       6453     Teleglobe Inc. 
      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.
      192.84.205.0/24        719     LANLINK autonomous system
      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        /8:18       /9:5       /10:8       /11:19      /12:84      
      /13:190     /14:342     /15:668     /16:8609    /17:2906    /18:4893    
      /19:11062   /20:12227   /21:10256   /22:13524   /23:14646   /24:95662   
      /25:352     /26:291     /27:205     /28:25      /29:12      /30:30      
      /31:3       /32:30      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      863           879      Covad Communications 
       6197      783           968      BellSouth Network Solutions, 
       7018      722          1471      AT&T WorldNet Services
       9583      656           833      Sify Limited
       2386      640           914      AT&T Data Communications Serv
      11492      624           632      Cable One 
       4323      568          1190      Time Warner Telecom
      19916      557           563      OLM LLC 
       4766      458           653      Korea Telecom (KIX)
        855      434           562      Canadian Research Network 
       7011      402           466      Citizens Utilities 
        702      386           606      UUNET - Commercial IP service
       5668      385           486      CenturyTel Internet Holdings,
       1239      365           844      Sprint 
       6198      356           494      BellSouth Network Solutions, 
       6517      320           345      Yipes Communications, Inc. 
      15270      320           347      PaeTec.net -a division of Pae
      22773      303           585      Cox Communications, Inc.
      13609      298           340      Choice One Communications Inc
      18302      298           329      SK Global co., Ltd
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3         8:40       12:1624     13:1        15:11       16:3      
        17:3        18:3        20:42       24:711      30:2        32:64     
        38:187      40:54       44:3        47:3        52:4        55:1      
        56:3        57:35       58:94       59:103      60:160      61:805    
        62:801      63:1898     64:2925     65:2138     66:2903     67:643    
        68:686      69:1332     70:241      71:36       72:474      80:692    
        81:586      82:487      83:321      84:334      85:381      86:217    
        87:109     125:130     128:151     129:169     130:99      131:304    
       132:35      133:1       134:151     135:45      136:167     137:66     
       138:176     139:75      140:448     141:145     142:404     143:143    
       144:219     145:34      146:304     147:131     148:271     149:186    
       150:108     151:71      152:111     153:94      154:5       155:153    
       156:88      157:118     158:147     159:175     160:84      161:74     
       162:241     163:173     164:184     165:180     166:147     167:242    
       168:461     169:143     170:313     171:12      175:1       192:5740   
       193:3375    194:2432    195:1637    196:712     198:3914    199:3250   
       200:4313    201:467     202:6285    203:6602    204:3834    205:2092   
       206:2432    207:2928    208:2028    209:3446    210:1777    211:799    
       212:1223    213:1382    214:314     215:42      216:3774    217:1178   
       218:220     219:131     220:538     221:325     222:130    
      
      End of report