[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, 9 Apr 2005 04:18:54 +1000 (EST)
  • Cc:
  • List-archive: <http://www.apnic.net/mailing-lists/apops>
  • List-help: <mailto:apops-request@apops.net?subject=help>
  • List-id: Asia Pacific Operators Forum <apops.apops.net>
  • List-post: <mailto:apops@apops.net>
  • List-subscribe: <http://mailman.apnic.net/mailman/listinfo/apops>,<mailto:apops-request@apops.net?subject=subscribe>
  • List-unsubscribe: <http://mailman.apnic.net/mailman/listinfo/apops>,<mailto:apops-request@apops.net?subject=unsubscribe>
  • 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 09 Apr, 2005
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              139674
          Prefixes after maximum aggregation:                           83474
          Unique aggregates announced to Internet:                      67116
      Total ASes present in the Internet Routing Table:                 17729
      Origin-only ASes present in the Internet Routing Table:           15381
      Origin ASes announcing only one prefix:                            7282
      Transit ASes present in the Internet Routing Table:                2348
      Transit-only ASes present in the Internet Routing Table:            194
      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:                38
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:             13
      Number of addresses announced to Internet:                   1212269440
          Equivalent to 72 /8s, 65 /16s and 195 /24s
          Percentage of available address space announced:               32.7
          Percentage of allocated address space announced:               51.3
          Percentage of available address space allocated:               63.7
      Total number of prefixes smaller than registry allocations:       61623
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    27665
          Total APNIC prefixes after maximum aggregation:               13807
      Prefixes being announced from the APNIC address blocks:           25625
          Unique aggregates announced from the APNIC address blocks:    13601
      APNIC Region origin ASes present in the Internet Routing Table:    2170
      APNIC Region origin ASes announcing only one prefix:                672
      APNIC Region transit ASes present in the Internet Routing Table:    331
      Average APNIC Region AS path length visible:                        4.5
          Max APNIC Region AS path length visible:                         15
      Number of APNIC addresses announced to Internet:              100659328
          Equivalent to 5 /8s, 255 /16s and 240 /24s
          Percentage of available APNIC address space announced:         37.4
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575
      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:                     79734
          Total ARIN prefixes after maximum aggregation:                49337
      Prefixes being announced from the ARIN address blocks:            61099
          Unique aggregates announced from the ARIN address blocks:     21894
      ARIN Region origin ASes present in the Internet Routing Table:     9396
      ARIN Region origin ASes announcing only one prefix:                3492
      ARIN Region transit ASes present in the Internet Routing Table:     886
      Average ARIN Region AS path length visible:                         4.3
          Max ARIN Region AS path length visible:                          21
      Number of ARIN addresses announced to Internet:               229050368
          Equivalent to 13 /8s, 167 /16s and 8 /24s
          Percentage of available ARIN address space announced:          65.0
      
      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
      ARIN Address Blocks    24/8, 63/8, 64/6, 68/7, 70/6, 198/7, 204/6,
                             208/7 and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     22768
          Total RIPE prefixes after maximum aggregation:                16764
      Prefixes being announced from the RIPE address blocks:            19187
          Unique aggregates announced from the RIPE address blocks:     13327
      RIPE Region origin ASes present in the Internet Routing Table:     5289
      RIPE Region origin ASes announcing only one prefix:                2902
      RIPE Region transit ASes present in the Internet Routing Table:     966
      Average RIPE Region AS path length visible:                         5.1
          Max RIPE Region AS path length visible:                          23
      Number of RIPE addresses announced to Internet:               154207424
          Equivalent to 9 /8s, 49 /16s and 4 /24s
          Percentage of available RIPE address space announced:          54.1
      
      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
      RIPE Address Blocks    62/8, 80/5, 88/8, 188/8, 193/8, 194/7, 212/7
                             and 217/8
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                    8378
          Total LACNIC prefixes after maximum aggregation:               2926
      Prefixes being announced from the LACNIC address blocks:           6986
          Unique aggregates announced from the LACNIC address blocks:    4018
      LACNIC Region origin ASes present in the Internet Routing Table:    609
      LACNIC Region origin ASes announcing only one prefix:               187
      LACNIC Region transit ASes present in the Internet Routing Table:   111
      Average LACNIC Region AS path length visible:                       5.1
          Max LACNIC Region AS path length visible:                        19
      Number of LACNIC addresses announced to Internet:              18041856
          Equivalent to 1 /8s, 19 /16s and 76 /24s
          Percentage of available LACNIC address space announced:        53.8
      
      LACNIC AS Blocks       26592-26623, 27648-28671, plus ERX transfers
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1087
          Total AfriNIC prefixes after maximum aggregation:               640
      Prefixes being announced from the AfriNIC address blocks:           916
          Unique aggregates announced from the AfriNIC address blocks:    732
      AfriNIC Region origin ASes present in the Internet Routing Table:    84
      AfriNIC Region origin ASes announcing only one prefix:               29
      AfriNIC Region transit ASes present in the Internet Routing Table:   13
      Average AfriNIC Region AS path length visible:                      4.4
          Max AfriNIC Region AS path length visible:                       12
      Number of AfriNIC addresses announced to Internet:              2198272
          Equivalent to 0 /8s, 33 /16s and 139 /24s
          Percentage of available AfriNIC address space announced:       13.1
      
      AfriNIC AS Blocks      ERX transfers
      AfriNIC Address Blocks 196/8
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       1221      781       1193         555   Telstra Pty Ltd
       9583      584         44          11   Sify Limited
       4755      488        211         112   Videsh Sanchar Nigam Ltd. Aut
       4134      430       1943         104   CHINANET-BACKBONE
       9443      370         77          76   Primus Telecommunications
       4766      366       1699         151   Korea Telecom (KIX)
       7545      365         54          66   TPG Internet Pty Ltd
       2907      348       1839         322   SINET Japan
      17557      334         24         151   Pakistan Telecom
      10036      308         28         281   C&M Communication Co. Ltd.
       7474      296        268         214   SingTel Optus Pty Ltd
       4802      282         47         166   Wantree Development
       9498      261         82          53   BHARTI BT INTERNET LTD.
       2764      251        238         200   AAPT Limited
        703      250        273         205   UUNET - Commercial IP service
       9929      246         94          19   China Netcom Corp.
       4808      231        168         129   CNCGROUP IP network: China169
      18302      218         34         128   SK Global co., Ltd
      17488      213         15          11   Hathway IP Over Cable Interne
      17974      193         47          11   PT TELEKOMUNIKASI INDONESIA
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1408       6477         922   AT&T WorldNet Services
        174     1065       5544         905   Cogent Communications
        721     1019      15619         312   DLA Systems Automation Center
        701      966       8209         821   UUNET Technologies, Inc. 
       4323      961        635         212   Time Warner Telecom
       1239      874       2864         627   Sprint 
       6197      838        365         384   BellSouth Network Solutions, 
       2386      817        528         616   AT&T Data Communications Serv
      18566      788        224           7   Covad Communications 
        209      624       3372         479   Qwest 
      20115      599        495         310   Charter Communications 
        852      534       1069         393   Telus Advanced Communications
       3356      524      10745         394   Level 3 Communications, LLC 
       3602      507        119          92   Sprint Canada, Inc. 
       3561      506       2199         384   Savvis
      27364      504         43          18   Armstrong Cable Services 
       5668      482        115          25   CenturyTel Internet Holdings,
      22773      471       1180          20   Cox Communications, Inc.
       7132      427       8385         370   SBC Internet Services
       6198      419        372         193   BellSouth Network Solutions, 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      524       1674         447   UUNET - Commercial IP service
       3320      293       2057         229   Deutsche Telekom AG
       3301      286        902         276   TeliaNet Sweden
        680      252       2025         237   DFN-IP service G-WiN
       8220      239        309         235   COLT Telecommunications
       3246      206        388         201   Song Networks
       8708      194        243         177   Romania Data Systems S.A.
        786      174       1776         174   The JANET IP Service
       5515      174        743         124   Sonera Solution Autonomous Sy
       1257      172        587         163   SWIPnet Swedish IP Network
        719      153        288          96   LANLINK autonomous system
       3300      148        168          84   AUCS Communications Services 
       6746      139         44         121   Dynamic Network Technologies,
       3269      138       1273          58   TELECOM ITALIA
      25186      136        137          94   France Telecom Transpac's Tra
       5400      126        236         112   BT Ignite European Backbone
       2856      115       1948         104   BTnet UK Regional network
       3215      114        963          68   France Telecom Transpac
       3303      106        471         101   Swisscom Ltd
       5511      106        157          76   France Telecom
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151      349        527         145   UniNet S.A. de C.V. 
      16814      266         16           7   NSS, S.A. 
      11172      216         99          52   Servicios Alestra S.A de C.V 
       6147      204        100          22   Telefonica Del Peru 
      19632      190         14           7   Metropolis Intercom S.A. 
       7303      156         68          25   Telecom Argentina Stet-France
      11664      155         19          23   Keytech SA 
      22047      122         96           6   VTR PUNTO NET S.A. 
       6503      106        146          75   AVANTEL, S.A. 
       6505      105         84          68   Global One Communicaoes Ltda 
      13999      103         52           9   Mega Cable S.A. de C.V. 
      18822      103          6          15   TELEFONICA MANQUEHUE 
      11556       99         49           5   Cable-Wireless Panama 
      19169       95          6          16   Telconet 
      14117       86          6           3   Telefonica del Sur S.A. 
       5639       84         12           9   Telecommunications Services o
      10481       82         32           7   Prima S.A. 
       4270       79         18           9   Red de Interconexion Universi
      22927       79         65          20   TELEFONICA DE ARGENTINA 
      23216       78         23          15   RAMtelecom Telecomunicaciones
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      268        635         225   The Internet Solution 
       2018       90        295          87   Tertiary Education Network 
       5536       85         13          16   Internet Egypt Network
       2905       67        264          61   The Internetworking Company o
       8452       54         16           3   TEDATA
      24835       53         28           4   RAYA Telecom - Egypt
       5713       35        141          28   Telkom SA Ltd 
       6713       29         46           8   Itissalat Al-MAGHRIB
       9129       27          2           2   UUNET Kenya
      12455       24          5           4   Jambonet Autonomous system
      16637       22         10          19   Johnnic e-Ventures 
      10798       19          1          11   Standard Bank of South Africa
       7460       17          3           4   LIA Internet Access 
      12258       17          3          11   Vodacom Internet Company 
      15808       16          1           1   Communication Solutions Ltd i
      21491       14          1           1   UTL On-line is RF broadband I
      17148       13          1           7   First National Bank 
      11845       12          9          11   Data Pro Business Online 
      17400       12          1           1   Pacomm-LDA 
      21280       12          1           2   Swift Global Kenya Ltd.Is an 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
          0         0       65531      *
      18566       788         781      Covad Communications 
       4323       961         749      Time Warner Telecom
        721      1019         707      DLA Systems Automation Center
       9583       584         573      Sify Limited
      27364       504         486      Armstrong Cable Services 
       5668       482         457      CenturyTel Internet Holdings,
       6197       838         454      BellSouth Network Solutions, 
      22773       471         451      Cox Communications, Inc.
       3602       507         415      Sprint Canada, Inc. 
       4755       488         376      Videsh Sanchar Nigam Ltd. Aut
       4134       430         326      CHINANET-BACKBONE
       6140       395         324      ImpSat
       6467       345         313      E.Spire Communications, Inc. 
       7545       365         299      TPG Internet Pty Ltd
       9443       370         294      Primus Telecommunications
      20115       599         289      Charter Communications 
       6478       378         288      AT&T Worldnet Services 
        376       391         276      Reseau Interordinateurs Scien
      16814       266         259      NSS, S.A. 
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      35864   UNALLOCATED   38.117.202.0/24        174       Cogent Communication
      35884   UNALLOCATED   38.118.171.0/24      10912       InterNAP Network Ser
      35894   UNALLOCATED   63.118.207.0/24       6128       Cablevision Systems 
      35884   UNALLOCATED   64.74.164.0/24       10912       InterNAP Network Ser
      35884   UNALLOCATED   64.74.165.0/24       10912       InterNAP Network Ser
      35884   UNALLOCATED   64.74.166.0/24       10912       InterNAP Network Ser
      35892   UNALLOCATED   64.124.52.0/24        6461       AboveNet Communicati
      35892   UNALLOCATED   64.125.105.0/24       6461       AboveNet Communicati
      35892   UNALLOCATED   64.125.106.0/24       6461       AboveNet Communicati
      35892   UNALLOCATED   64.125.110.0/24       6461       AboveNet Communicati
      35890   UNALLOCATED   64.193.55.0/24         209       Qwest 
      35868   UNALLOCATED   65.88.163.192/26      6395       Broadwing Communicat
      35871   UNALLOCATED   66.7.178.0/23         6517       Yipes Communications
      35868   UNALLOCATED   68.143.179.64/26      6395       Broadwing Communicat
      33507   UNALLOCATED   70.183.41.0/24       15218       COX Communications 
      35895   UNALLOCATED   72.5.143.0/24        10910       InterNAP Network Ser
      64500   RESERVED      85.114.96.0/21        1680       NetVision Ltd.
      65503   PRIVATE       193.125.183.0/24      3217       SIMBIRSK
      35857   UNALLOCATED   199.107.188.0/24      4323       Time Warner Telecom
      65004   PRIVATE       200.0.113.0/24       28477       Universidad Autonoma
      65004   PRIVATE       200.4.0.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.1.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.2.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.3.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.4.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.5.0/24         28477       Universidad Autonoma
      65004   PRIVATE       200.4.6.0/24         28477       Universidad Autonoma
      35875   UNALLOCATED   204.117.76.0/24       1239       Sprint 
      35892   UNALLOCATED   208.184.1.0/24        6461       AboveNet Communicati
      35850   UNALLOCATED   209.139.6.0/24        3356       Level 3 Communicatio
      35850   UNALLOCATED   209.139.22.0/23       3356       Level 3 Communicatio
      35850   UNALLOCATED   209.139.56.0/22       3356       Level 3 Communicatio
      35850   UNALLOCATED   209.139.108.0/23      3356       Level 3 Communicatio
      35850   UNALLOCATED   209.139.110.0/24      3356       Level 3 Communicatio
      35850   UNALLOCATED   209.139.180.0/24      3356       Level 3 Communicatio
      35892   UNALLOCATED   209.249.93.0/24       6461       AboveNet Communicati
      35892   UNALLOCATED   209.249.94.0/24       6461       AboveNet Communicati
      35892   UNALLOCATED   209.249.95.0/24       6461       AboveNet Communicati
      
      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
      172.32.0.0/24         7011     Citizens Utilities 
      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 
      192.84.205.0/24        719     LANLINK autonomous system
      192.119.135.0/24       270     NASA 
      192.135.50.0/24       7018     AT&T WorldNet Services
      192.172.0.0/19         721     DLA Systems Automation Center
      192.200.100.0/24      7018     AT&T WorldNet Services
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:17       /9:2       /10:8       /11:13      /12:60      
      /13:127     /14:260     /15:472     /16:7497    /17:2028    /18:3414    
      /19:7717    /20:8814    /21:7649    /22:10537   /23:11751   /24:78503   
      /25:252     /26:228     /27:130     /28:68      /29:37      /30:61      
      /31:0       /32:29      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      772           788      Covad Communications 
       6197      683           838      BellSouth Network Solutions, 
       7018      610          1408      AT&T WorldNet Services
       2386      572           817      AT&T Data Communications Serv
      27364      491           504      Armstrong Cable Services 
       9583      406           584      Sify Limited
       4323      402           961      Time Warner Telecom
       5668      402           482      CenturyTel Internet Holdings,
       1239      348           874      Sprint 
        702      327           524      UUNET - Commercial IP service
      10036      308           308      C&M Communication Co. Ltd.
       6198      300           419      BellSouth Network Solutions, 
       6517      288           311      Yipes Communications, Inc. 
       7011      270           318      Citizens Utilities 
      15270      251           269      PaeTec.net -a division of Pae
       3320      245           293      Deutsche Telekom AG
      20115      244           599      Charter Communications 
      23126      239           250      KMC Telecom, Inc 
      22773      236           471      Cox Communications, Inc.
      11456      228           268      Carolina Online, Inc. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:4         8:11       10:6        12:1516     13:1        15:9      
        16:2        17:3        18:4        20:4        24:794      28:2      
        31:1        32:64       33:4        38:104      40:53       44:7      
        47:2        50:1        52:11       54:1        55:3        56:3      
        57:23       58:37       59:22       60:17       61:738      62:574    
        63:1879     64:2648     65:2079     66:2734     67:519      68:508    
        69:961      70:83       71:6        72:128      80:535      81:528    
        82:369      83:225      84:137      85:160     128:141     129:160    
       130:89      131:281     132:33      133:1       134:145     135:41     
       136:191     137:67      138:164     139:56      140:193     141:103    
       142:137     143:130     144:172     145:32      146:272     147:102    
       148:293     149:169     150:97      151:63      152:107     153:87     
       154:4       155:144     156:69      157:89      158:167     159:172    
       160:73      161:60      162:199     163:83      164:203     165:159    
       166:154     167:228     168:416     169:137     170:311     171:8      
       172:1       192:5674    193:3146    194:2326    195:1536    196:638    
       198:3934    199:3268    200:4010    201:113     202:5443    203:6136   
       204:3818    205:2006    206:2439    207:2731    208:2075    209:3278   
       210:1675    211:759    
      
      End of report