[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, 1 Jan 2005 04:06:05 +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 01 Jan, 2005
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              153386
          Prefixes after maximum aggregation:                           90036
          Unique aggregates announced to Internet:                      73647
      Total ASes present in the Internet Routing Table:                 18725
      Origin-only ASes present in the Internet Routing Table:           16239
      Origin ASes announcing only one prefix:                            7613
      Transit ASes present in the Internet Routing Table:                2486
      Transit-only ASes present in the Internet Routing Table:             77
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      20
      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:             16
      Number of addresses announced to Internet:                   1361525284
          Equivalent to 81 /8s, 39 /16s and 58 /24s
          Percentage of available address space announced:               36.7
          Percentage of allocated address space announced:               59.4
          Percentage of available address space allocated:               61.9
      Total number of prefixes smaller than registry allocations:       71066
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    30134
          Total APNIC prefixes after maximum aggregation:               14802
      Prefixes being announced from the APNIC address blocks:           28192
          Unique aggregates announced from the APNIC address blocks:    14526
      APNIC Region origin ASes present in the Internet Routing Table:    2179
      APNIC Region origin ASes announcing only one prefix:                648
      APNIC Region transit ASes present in the Internet Routing Table:    328
      Average APNIC Region AS path length visible:                        4.4
          Max APNIC Region AS path length visible:                         15
      Number of APNIC addresses announced to Internet:              170551296
          Equivalent to 10 /8s, 42 /16s and 104 /24s
          Percentage of available APNIC address space announced:         77.8
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
                             23552-24575
      APNIC Address Blocks   58/7, 60/7, 202/7, 210/7, 218/7, 220/7 and 222/8
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                     86291
          Total ARIN prefixes after maximum aggregation:                52147
      Prefixes being announced from the ARIN address blocks:            66095
          Unique aggregates announced from the ARIN address blocks:     23897
      ARIN Region origin ASes present in the Internet Routing Table:     9791
      ARIN Region origin ASes announcing only one prefix:                3525
      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:                          20
      Number of ARIN addresses announced to Internet:               236590080
          Equivalent to 14 /8s, 26 /16s and 20 /24s
          Percentage of available ARIN address space announced:          70.5
      
      ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
                             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,
                             26624-27647,29695-30719, 31744-33791
      ARIN Address Blocks    24/8, 63/8, 64/6, 68/7, 70/7, 72/8, 198/7, 204/6,
                             208/7 and 216/8
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     28823
          Total RIPE prefixes after maximum aggregation:                19993
      Prefixes being announced from the RIPE address blocks:            25758
          Unique aggregates announced from the RIPE address blocks:     16997
      RIPE Region origin ASes present in the Internet Routing Table:     6176
      RIPE Region origin ASes announcing only one prefix:                3297
      RIPE Region transit ASes present in the Internet Routing Table:    1068
      Average RIPE Region AS path length visible:                         5.1
          Max RIPE Region AS path length visible:                          20
      Number of RIPE addresses announced to Internet:               183667136
          Equivalent to 10 /8s, 242 /16s and 137 /24s
          Percentage of available RIPE address space announced:          64.4
      
      RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
                             2773-2822, 2830-2879, 3154-3353, 5377-5631
                             6656-6911, 8192-9215, 12288-13311, 15360-16383
                             20480-21503, 24576-25599, 28672-29695
                             30720-31743, 33792-34815
      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:                    6837
          Total LACNIC prefixes after maximum aggregation:               2395
      Prefixes being announced from the LACNIC address blocks:           6690
          Unique aggregates announced from the LACNIC address blocks:    4064
      LACNIC Region origin ASes present in the Internet Routing Table:    410
      LACNIC Region origin ASes announcing only one prefix:               120
      LACNIC Region transit ASes present in the Internet Routing Table:    77
      Average LACNIC Region AS path length visible:                       5.0
          Max LACNIC Region AS path length visible:                        15
      Number of LACNIC addresses announced to Internet:              17062912
          Equivalent to 1 /8s, 4 /16s and 92 /24s
          Percentage of available LACNIC address space announced:        50.9
      
      LACNIC AS Blocks       26592-26623, 27648-28671
      LACNIC Address Blocks  200/7
      
      Emerging AfriNIC Region Analysis Summary
      ----------------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   1294
          Total AfriNIC prefixes after maximum aggregation:               699
      Prefixes being announced from the AfriNIC address blocks:           868
          Unique aggregates announced from the AfriNIC address blocks:    685
      AfriNIC Region origin ASes present in the Internet Routing Table:    94
      AfriNIC Region origin ASes announcing only one prefix:               23
      AfriNIC Region transit ASes present in the Internet Routing Table:   12
      Average AfriNIC Region AS path length visible:                      4.5
          Max AfriNIC Region AS path length visible:                       12
      Number of AfriNIC addresses announced to Internet:              2103552
          Equivalent to 0 /8s, 32 /16s and 25 /24s
          Percentage of available AfriNIC address space announced:       12.5
      
      AfriNIC AS Blocks      <none>
      AfriNIC Address Blocks 196/8
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       4134      874       4610         167   Data Communications Bureau
       1221      793       1184         567   Telstra Pty Ltd
       9583      579         47          29   Satyam Infoway Ltd.,
       4766      558       3409         273   Korea Internet Exchange for "
       4755      432        176          85   Videsh Sanchar Nigam Ltd. Aut
      17676      390       5852          60   XTAGE CORPORATION
       9443      362         71          77   Primus Telecommunications
       2907      356       1857         329   SINET Japan
       9929      356        164          41   China Netcom Corp.
        703      319        344         248   UUNET
      17557      307         22         150   Pakistan Telecom
      10036      294         27         270   C&M Communication Co. Ltd.
       2764      285        272         228   connect.com.au pty ltd
       7474      274        267         203   Optus Communications Pty Ltd
       9800      238        383          76   CHINA UNICOM
       4802      231         28         140   Wantree Development
       9498      231         81          54   BHARTI BT INTERNET LTD.
       4814      226        232           6   China Telecom (Group)
       7563      224         48         158   Korea Internet Infrastructure
      17974      219         63          14   PT TELEKOMUNIKASI INDONESIA
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       7018     1429       6571         985   AT&T WorldNet Services
        721     1078      21710         301   DLA Systems Automation Center
        701     1045       8326         898   UUNET Technologies, Inc. 
       1239      935       2882         625   Sprint 
       2386      856        528         609   AT&T Data Communications Serv
       4323      821        670         224   Time Warner Telecom
       6197      815        380         368   BellSouth Network Solutions, 
      18566      758        208           6   Covad Communications 
        209      657       3439         505   Qwest 
       3356      609      10887         446   Level 3 Communications, LLC 
      20115      567        468         301   Charter Communications 
       3561      549       2369         416   Cable & Wireless USA 
        852      528       1126         401   Telus Advanced Communications
       7843      482        729         100   Adelphia Corp. 
       6478      467        814          97   AT&T Worldnet Services 
       6198      449        388         199   BellSouth Network Solutions, 
       7132      447       8243         380   SBC Internet Services
      27364      442         44          20   Armstrong Cable Services 
       5668      424         87          18   Century Telephone 
      22909      419        907          65   Comcast Cable Corporation 
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
        702      626       2023         517   UUNET - Commercial IP service
       3320      294       2992         232   Deutsche Telekom AG
       3301      287       1112         275   TeliaNet Sweden
       8220      277        464         265   COLT Internet - International
      21502      272         40           3   NUMERICABLE is a cabled netwo
        680      254       2025         239   DFN-IP service G-WiN
       3246      224        483         220   Song Networks
      13083      217         51           8   Mannesmann Datenverarbeitung 
       8708      206        118         190   Romania Data Systems S.A.
       1257      205        708         171   SWIPnet Swedish IP Network
       5515      193        842         140   Sonera Solution Autonomous Sy
        786      176       1794         176   The JANET IP Service
       3215      176        998          76   France Telecom Transpac
       6746      168         47         136   Dynamic Network Technologies,
       8866      163         18          21   Bulgarian Telecommunication C
        719      159        322         104   LANLINK autonomous system
       3269      158       1360          69   TELECOM ITALIA
       3300      153        165          77   AUCS Communications Services 
      25186      142        138          99   France Telecom Transpac's Tra
       5400      135        216         118   BT Ignite European Backbone
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6140      355        140          69   ImpSat
       8151      331        473         143   UniNet S.A. de C.V. 
      16814      234         14           6   NSS, S.A. 
      11172      215         99          54   Servicios Alestra S.A de C.V 
      11664      189         19          28   Keytech SA 
       6147      188        102          20   Telefonica Del Peru 
       7303      161         68          20   Telecom Argentina Stet-France
       6505      140         90          96   Global One Communicaoes Ltda 
       6503      128        148          85   AVANTEL, S.A. 
      11992      102          9          31   Integrated Systems 
      14117       98          6           4   Telefonica del Sur S.A. 
      11556       97         48           3   Cable-Wireless Panama 
      14420       87          6          42   ANDINATEL S.A. 
      11311       86          8          22   Sinectis S.A. 
       6535       84          7          25   Chilesat Servicios  Empresari
      10481       82         32           7   Prima S.A. 
      13999       81         52           9   Mega Cable S.A. de C.V. 
       4270       80         18           9   Red de Interconexion Universi
       5639       79          8           8   Telecommunications Services o
      15311       78         25          37   Telefonica Empresas 
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       3741      269        636         226   The Internet Solution 
       5536      113         16           4   Internet Egypt Network
       2018      102        297          98   Tertiary Education Network 
       2905       77        272          70   The Internetworking Company o
      20928       74         16           2   Noor Advanced Technologies AS
      24835       48         34           7   RAYA Telecom - Egypt
       6713       34         38           9   Itissalat Al-MAGHRIB
       8452       34         20           5   TEDATA
       9129       34          3           2   UUNET Kenya
       5713       27        141          24   Telkom SA Ltd 
      12455       27          7           4   Jambonet Autonomous system
       8524       25          1           4   AUCEGYPT Autonomous System
      16637       22         10          19   Johnnic e-Ventures 
      10798       18          1          12   Standard Bank of South Africa
      12258       18          3          12   Vodacom Internet Company 
      21280       17          2           3   Swift Global Kenya Ltd.Is an 
       8346       15          7          14   SONATEL-AS Autonomous System
      15706       15          4           2   Sudatel Internet Exchange Aut
      15808       13          1           2   Communication Solutions Ltd i
      17148       13          1           7   First National Bank 
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
        721      1078         777      DLA Systems Automation Center
      18566       758         752      Covad Communications 
       4134       874         707      Data Communications Bureau
       4323       821         597      Time Warner Telecom
       9583       579         550      Satyam Infoway Ltd.,
       6197       815         447      BellSouth Network Solutions, 
      27364       442         422      Armstrong Cable Services 
       5668       424         406      Century Telephone 
      22773       416         393      Cox Communications, Inc. Atla
       7843       482         382      Adelphia Corp. 
       6478       467         370      AT&T Worldnet Services 
      22909       419         354      Comcast Cable Corporation 
       4755       432         347      Videsh Sanchar Nigam Ltd. Aut
       6467       373         342      E.Spire Communications, Inc. 
      17676       390         330      XTAGE CORPORATION
       9929       356         315      China Netcom Corp.
       1239       935         310      Sprint 
      13609       328         294      Choice One Communications Inc
       4355       393         292      EarthLink, Inc. 
       6140       355         286      ImpSat
      
      List of Unregistered ASNs (Global)
      ----------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
       1877   UNALLOCATED   192.108.199.0/24      1876       Southern Methodist U
      26422   UNALLOCATED   196.46.184.0/22       3741       The Internet Solutio
      64512   PRIVATE       199.213.17.0/25      15296       Netera Alliance Inc.
      64512   PRIVATE       199.213.17.128/25    15296       Netera Alliance Inc.
      64512   PRIVATE       199.216.97.0/28      15296       Netera Alliance Inc.
      65002   PRIVATE       208.179.184.0/24     11509       The Pajo Group 
      65529   PRIVATE       216.21.199.0/24      14697       VDot.Net 
      65529   PRIVATE       216.152.237.0/24     14697       VDot.Net 
      
      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
      192.44.0.0/19          702     UUNET - Commercial IP service
      192.70.164.0/24      25689     National Research Council of 
      192.83.16.0/20        5515     Sonera Solution Autonomous Sy
      192.83.32.0/19        5515     Sonera Solution Autonomous Sy
      192.83.96.0/22        5515     Sonera Solution Autonomous Sy
      192.83.100.0/24       5515     Sonera Solution Autonomous Sy
      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
      192.136.79.0/24        719     LANLINK autonomous system
      192.172.0.0/19         721     DLA Systems Automation Center
      192.172.11.0/24        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        /8:19       /9:3       /10:7       /11:15      /12:59      
      /13:139     /14:313     /15:561     /16:8228    /17:2340    /18:4048    
      /19:10043   /20:10649   /21:8183    /22:11398   /23:12954   /24:83525   
      /25:251     /26:231     /27:127     /28:62      /29:38      /30:139     
      /31:0       /32:54      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566      743           758      Covad Communications 
       6197      661           815      BellSouth Network Solutions, 
       2386      629           856      AT&T Data Communications Serv
       7018      586          1429      AT&T WorldNet Services
      27364      427           442      Armstrong Cable Services 
       9583      403           579      Satyam Infoway Ltd.,
        702      382           626      UUNET - Commercial IP service
       4766      378           558      Korea Internet Exchange for "
       1239      371           935      Sprint 
       5668      367           424      Century Telephone 
       6198      326           449      BellSouth Network Solutions, 
      10036      294           294      C&M Communication Co. Ltd.
       6517      291           314      Yipes Communications, Inc. 
      13609      286           328      Choice One Communications Inc
       9929      285           356      China Netcom Corp.
       6467      283           373      E.Spire Communications, Inc. 
       4323      269           821      Time Warner Telecom
      21502      269           272      NUMERICABLE is a cabled netwo
      11456      258           303      Carolina Online, Inc. 
        701      252          1045      UUNET Technologies, Inc. 
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         4:4         8:10       12:1459     13:1        15:5        16:2      
        17:3        18:3        20:4        24:716      32:67       33:3      
        38:85       40:55       44:3        47:2        52:3        55:2      
        56:3        57:23       59:1        60:12       61:689      62:499    
        63:1850     64:2527     65:2081     66:2524     67:480      68:519    
        69:861      70:50       71:1        72:22       80:526      81:604    
        82:382      83:212      84:80       85:43      128:109     129:164    
       130:86      131:193     132:34      134:176     135:30      136:182    
       137:69      138:159     139:35      140:186     141:108     142:133    
       143:124     144:165     145:41      146:282     147:88      148:261    
       149:129     150:92      151:62      152:116     153:70      154:2      
       155:134     156:62      157:71      158:148     159:163     160:63     
       161:60      162:383     163:84      164:222     165:162     166:126    
       167:223     168:357     169:131     170:313     171:8       192:5644   
       193:3030    194:2222    195:1542    196:601     198:3865    199:3295   
       200:3966    201:42      202:5044    203:5868    204:3569    205:2109   
       206:2303    207:2540    208:2105    209:3060    210:1551    211:730    
       212:1164    213:1258    214:230     215:31      216:3741    217:1093   
       218:171     219:87      220:310     221:95      222:37     
      
      End of report