[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, 4 Feb 2006 04:10:19 +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 04 Feb, 2006
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              180632
          Prefixes after maximum aggregation:                          100801
          Unique aggregates announced to Internet:                      87940
      Total ASes present in the Internet Routing Table:                 21423
      Origin-only ASes present in the Internet Routing Table:           18625
      Origin ASes announcing only one prefix:                            8836
      Transit ASes present in the Internet Routing Table:                2798
      Transit-only ASes present in the Internet Routing Table:             75
      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:                 1
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             12
      Number of addresses announced to Internet:                   1487343776
          Equivalent to 88 /8s, 167 /16s and 16 /24s
          Percentage of available address space announced:               40.1
          Percentage of allocated address space announced:               59.2
          Percentage of available address space allocated:               67.8
      Total number of prefixes smaller than registry allocations:       87709
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    37914
          Total APNIC prefixes after maximum aggregation:               16015
      Prefixes being announced from the APNIC address blocks:           35691
          Unique aggregates announced from the APNIC address blocks:    17449
      APNIC Region origin ASes present in the Internet Routing Table:    2459
      APNIC Region origin ASes announcing only one prefix:                686
      APNIC Region transit ASes present in the Internet Routing Table:    380
      Average APNIC Region AS path length visible:                        4.5
          Max APNIC Region AS path length visible:                         21
      Number of APNIC addresses announced to Internet:              211707872
          Equivalent to 12 /8s, 158 /16s and 103 /24s
          Percentage of available APNIC address space announced:         66.2
      
      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, 121/8, 122/7, 124/7, 126/8, 202/7
                             210/7, 218/7, 220/7 and 222/8
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                     94993
          Total ARIN prefixes after maximum aggregation:                56485
      Prefixes being announced from the ARIN address blocks:            74275
          Unique aggregates announced from the ARIN address blocks:     28409
      ARIN Region origin ASes present in the Internet Routing Table:    10479
      ARIN Region origin ASes announcing only one prefix:                3910
      ARIN Region transit ASes present in the Internet Routing Table:     969
      Average ARIN Region AS path length visible:                         4.3
          Max ARIN Region AS path length visible:                          18
      Number of ARIN addresses announced to Internet:               285983232
          Equivalent to 17 /8s, 11 /16s and 194 /24s
          Percentage of available ARIN address space announced:          71.0
      
      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
      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:                     35525
          Total RIPE prefixes after maximum aggregation:                23950
      Prefixes being announced from the RIPE address blocks:            32560
          Unique aggregates announced from the RIPE address blocks:     21870
      RIPE Region origin ASes present in the Internet Routing Table:     7596
      RIPE Region origin ASes announcing only one prefix:                3977
      RIPE Region transit ASes present in the Internet Routing Table:    1262
      Average RIPE Region AS path length visible:                         5.0
          Max RIPE Region AS path length visible:                          19
      Number of RIPE addresses announced to Internet:               230751616
          Equivalent to 13 /8s, 192 /16s and 253 /24s
          Percentage of available RIPE address space announced:          68.8
      
      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:                   10324
          Total LACNIC prefixes after maximum aggregation:               3474
      Prefixes being announced from the LACNIC address blocks:           8523
          Unique aggregates announced from the LACNIC address blocks:    5126
      LACNIC Region origin ASes present in the Internet Routing Table:    668
      LACNIC Region origin ASes announcing only one prefix:               219
      LACNIC Region transit ASes present in the Internet Routing Table:   121
      Average LACNIC Region AS path length visible:                       5.2
          Max LACNIC Region AS path length visible:                        23
      Number of LACNIC addresses announced to Internet:              25056000
          Equivalent to 1 /8s, 126 /16s and 83 /24s
          Percentage of available LACNIC address space announced:        37.3
      
      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:                   1871
          Total AfriNIC prefixes after maximum aggregation:               877
      Prefixes being announced from the AfriNIC address blocks:          1235
          Unique aggregates announced from the AfriNIC address blocks:    872
      AfriNIC Region origin ASes present in the Internet Routing Table:   146
      AfriNIC Region origin ASes announcing only one prefix:               44
      AfriNIC Region transit ASes present in the Internet Routing Table:   22
      Average AfriNIC Region AS path length visible:                      4.5
          Max AfriNIC Region AS path length visible:                       14
      Number of AfriNIC addresses announced to Internet:              3041536
          Equivalent to 0 /8s, 46 /16s and 105 /24s
          Percentage of available AfriNIC address space announced:        9.1
      
      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      982       6462         204   CHINANET-BACKBONE
       9583      849        109          15   Sify Limited
       4755      801        258          64   Videsh Sanchar Nigam Ltd. Aut
       4766      710       3927         301   Korea Telecom (KIX)
       1221      668       1428         476   Telstra Pty Ltd
       9498      519        211          71   BHARTI BT INTERNET LTD.
       7545      516        108          70   TPG Internet Pty Ltd
      17676      480       6949         104   Softbank BB Corp.
      17488      449         27           7   Hathway IP Over Cable Interne
       9443      411         94          85   Primus Telecommunications
       4802      370         75         161   Wantree Development
       2907      338       1763         315   SINET Japan
       9929      335        218          50   China Netcom Corp.
       7474      330        227         228   SingTel Optus Pty Ltd
      18101      328         68          26   Reliance Infocom Ltd Internet
      17974      315         77          37   PT TELEKOMUNIKASI INDONESIA
      17557      311         25         161   Pakistan Telecom
       4780      282        226          16   Digital United Inc.
       9837      271         78         169   Powertel Ltd
       9800      259        410          67   CHINA UNICOM
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1466       6263         948   AT&T WorldNet Services
       4323     1208        720         236   Time Warner Telecom
        174     1032       5789         945   Cogent Communications
        721     1029      21970         310   DLA Systems Automation Center
       6197      987        621         458   BellSouth Network Solutions, 
        701      949       8064         792   UUNET Technologies, Inc. 
      18566      901        272           8   Covad Communications 
       2386      884        501         691   AT&T Data Communications Serv
       1239      852       2792         601   Sprint 
        209      680       3606         537   Qwest 
      20115      676        565         355   Charter Communications 
       6198      636        449         238   BellSouth Network Solutions, 
      11492      628         81          12   Cable One 
      22773      617       1478          37   Cox Communications, Inc.
      19262      612       1768         149   Verizon Global Networks 
        855      573        243          65   Canadian Research Network 
        852      570       1092         379   Telus Advanced Communications
      19916      563         49          54   OLM LLC 
       3602      521        127         106   Sprint Canada, Inc. 
       5668      516        143          24   CenturyTel Internet Holdings,
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      587       1954         463   UUNET - Commercial IP service
       3301      304       1071         290   TeliaNet Sweden
       3352      303       1500          34   Ibernet, Internet Access Netw
       3320      280       3477         234   Deutsche Telekom AG
       8220      275        474         269   COLT Telecommunications
        680      242       2025         239   DFN-IP service G-WiN
       3246      228        487         219   Song Networks
       8708      222        274         206   Romania Data Systems S.A.
       6746      217         85         190   Dynamic Network Technologies,
       1257      195        712         173   SWIPnet Swedish IP Network
       3269      185       1925          70   TELECOM ITALIA
       5515      177        840         125   Sonera Solution Autonomous Sy
       8866      175         37          13   Bulgarian Telecommunication C
        786      173       1794         173   The JANET IP Service
       3215      169       1390          83   France Telecom Transpac
      24863      168         38           9   LINKdotNET AS number
       5400      167        328         137   BT Ignite European Backbone
       3300      165        171          94   AUCS Communications Services 
       6830      160        669          33   UPC Distribution Services
      12479      158        322           5   Uni2 Autonomous System
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      569       1048         217   UniNet S.A. de C.V. 
      22047      383        142          10   VTR PUNTO NET S.A. 
      11172      304        110          77   Servicios Alestra S.A de C.V 
      16814      295         18           7   NSS, S.A. 
      13999      187         51          26   Mega Cable S.A. de C.V. 
      14117      184         11           6   Telefonica del Sur S.A. 
       7303      155         73          19   Telecom Argentina Stet-France
       6147      154        126          22   Telefonica Del Peru 
      11556      130         64           3   Cable-Wireless Panama 
      19169      123          8          30   Telconet 
      10481      121         48           8   Prima S.A. 
       6503      118        148          79   AVANTEL, S.A. 
      21826      115         15          21   INTERCABLE 
       5639      112         12           9   Telecommunications Services o
       6505      107         88          79   Global One Communicaoes Ltda 
      18822       99          8          10   TELEFONICA MANQUEHUE 
       7315       96          6           3   Grupo Rey Moreno 
      19429       96         52          49   E.T.B. 
      11311       95          8          23   Sinectis S.A. 
       4270       92         17           9   Red de Interconexion Universi
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      279        819         234   The Internet Solution 
       8452      159         60           7   TEDATA
       5536      122          8          16   Internet Egypt Network
       2018      117        298         103   Tertiary Education Network 
      15475      102         84           4   Nile Online
       2905       74        155          67   The Internetworking Company o
       6713       67         71          10   Itissalat Al-MAGHRIB
      20928       58         16           2   Noor Advanced Technologies AS
      24835       55         34           6   RAYA Telecom - Egypt
       5713       38        166          34   Telkom SA Ltd 
      33774       37          9          28   AS Number for Telecom Algeria
      15706       31          8           3   Sudatel Internet Exchange Aut
      12455       28          6           5   Jambonet Autonomous system
      23889       25          7          10   MAURITIUS TELECOM
       8524       23          1           4   AUCEGYPT Autonomous System
      16637       23         10          21   Johnnic e-Ventures 
      10798       22          1          13   Standard Bank of South Africa
       8346       21         14          18   SONATEL-AS Autonomous System
      21280       21          4           4   Swift Global Kenya Ltd.Is an 
      12258       17          3          11   Vodacom Internet Company 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4323      1208         972      Time Warner Telecom
      18566       901         893      Covad Communications 
       9583       849         834      Sify Limited
       4134       982         778      CHINANET-BACKBONE
       4755       801         737      Videsh Sanchar Nigam Ltd. Aut
        721      1029         719      DLA Systems Automation Center
      11492       628         616      Cable One 
      22773       617         580      Cox Communications, Inc.
       6197       987         529      BellSouth Network Solutions, 
      19916       563         509      OLM LLC 
        855       573         508      Canadian Research Network 
       5668       516         492      CenturyTel Internet Holdings,
      19262       612         463      Verizon Global Networks 
       9498       519         448      BHARTI BT INTERNET LTD.
       7545       516         446      TPG Internet Pty Ltd
       7757       461         442      AT&T Broadband 
      17488       449         442      Hathway IP Over Cable Interne
       3602       521         415      Sprint Canada, Inc. 
        812       438         410      Rogers WAVE 
       4766       710         409      Korea Telecom (KIX)
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65005   PRIVATE       159.153.148.0/22     24989       IX Europe Frankfurt 
      
      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.
      192.84.205.0/24        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       /9:9       /10:8       /11:20      /12:87      
      /13:199     /14:346     /15:688     /16:8689    /17:2993    /18:5030    
      /19:11251   /20:12445   /21:10830   /22:13800   /23:15020   /24:98195   
      /25:334     /26:286     /27:200     /28:62      /29:25      /30:55      
      /31:3       /32:39      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      884           901      Covad Communications 
       6197      783           987      BellSouth Network Solutions, 
       7018      748          1466      AT&T WorldNet Services
       9583      668           849      Sify Limited
      11492      620           628      Cable One 
       2386      617           884      AT&T Data Communications Serv
       4323      582          1208      Time Warner Telecom
      19916      557           563      OLM LLC 
       4766      514           710      Korea Telecom (KIX)
       6198      501           636      BellSouth Network Solutions, 
        855      445           573      Canadian Research Network 
       7757      443           461      AT&T Broadband 
       7011      415           483      Citizens Utilities 
       5668      402           516      CenturyTel Internet Holdings,
        702      373           587      UUNET - Commercial IP service
       1239      368           852      Sprint 
       6517      343           369      Yipes Communications, Inc. 
      15270      340           368      PaeTec.net -a division of Pae
      22773      322           617      Cox Communications, Inc.
        812      317           438      Rogers WAVE 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:3         8:44       12:1633     13:1        15:12       16:3      
        17:3        18:4        20:43       24:861      25:1        30:2      
        32:66       38:194      40:54       44:3        47:3        52:4      
        55:1        56:3        57:34       58:117      59:167      60:179    
        61:826      62:768      63:1900     64:2970     65:2242     66:3062   
        67:577      68:665      69:1429     70:293      71:55       72:602    
        73:23       74:2        80:758      81:584      82:505      83:360    
        84:343      85:429      86:289      87:162      88:18       89:13     
       124:11      125:200     128:148     129:170     130:103     131:310    
       132:33      133:7       134:145     135:46      136:169     137:60     
       138:182     139:85      140:452     141:132     142:414     143:144    
       144:224     145:39      146:309     147:135     148:323     149:186    
       150:114     151:73      152:61      153:102     154:6       155:186    
       156:90      157:120     158:158     159:180     160:88      161:64     
       162:218     163:177     164:180     165:196     166:145     167:236    
       168:471     169:139     170:315     171:12      190:30      192:5760   
       193:3355    194:2491    195:1744    196:753     198:3897    199:3255   
       200:4246    201:577     202:6433    203:6773    204:3883    205:2102   
       206:2432    207:2927    208:1995    209:3534    210:1907    211:804    
       212:1280    213:1453    214:326     215:40      216:3871    217:1158   
       218:238     219:137     220:641     221:339     222:146    
      
      End of report