[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, ausnog at ausnog dot net, sanog at sanog dot org
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 31 Oct 2009 04:26:00 +1000 (EST)
  • Delivered-to: apops at mailman dot apnic dot net
  • List-archive: <http://mailman.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
      
      For historical data, please see http://thyme.apnic.net.
      
      If you have any comments please contact Philip Smith <pfs at cisco dot com>.
      
      Routing Table Report   04:00 +10GMT Sat 31 Oct, 2009
      
      Report Website:     http://thyme.apnic.net
      Detailed Analysis:  http://thyme.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              301627
          Prefixes after maximum aggregation:                          141194
          Deaggregation factor:                                          2.14
          Unique aggregates announced to Internet:                     149168
      Total ASes present in the Internet Routing Table:                 32545
          Prefixes per ASN:                                              9.27
      Origin-only ASes present in the Internet Routing Table:           28267
      Origin ASes announcing only one prefix:                           13775
      Transit ASes present in the Internet Routing Table:                4278
      Transit-only ASes present in the Internet Routing Table:            104
      Average AS path length visible in the Internet Routing Table:       3.6
          Max AS path length visible:                                      30
          Max AS path prepend of ASN (12026)                               22
      Prefixes from unregistered ASNs in the Routing Table:               615
          Unregistered ASNs in the Routing Table:                         126
      Number of 32-bit ASNs allocated by the RIRs:                        308
      Prefixes from 32-bit ASNs in the Routing Table:                     249
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            188
      Number of addresses announced to Internet:                   2123904864
          Equivalent to 126 /8s, 152 /16s and 55 /24s
          Percentage of available address space announced:               57.3
          Percentage of allocated address space announced:               64.9
          Percentage of available address space allocated:               88.2
          Percentage of address space in use by end-sites:               79.5
      Total number of prefixes smaller than registry allocations:      145034
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    72646
          Total APNIC prefixes after maximum aggregation:               25150
          APNIC Deaggregation factor:                                    2.89
      Prefixes being announced from the APNIC address blocks:           69165
          Unique aggregates announced from the APNIC address blocks:    30414
      APNIC Region origin ASes present in the Internet Routing Table:    3836
          APNIC Prefixes per ASN:                                       18.03
      APNIC Region origin ASes announcing only one prefix:               1038
      APNIC Region transit ASes present in the Internet Routing Table:    595
      Average APNIC Region AS path length visible:                        3.5
          Max APNIC Region AS path length visible:                         15
      Number of APNIC addresses announced to Internet:              467982112
          Equivalent to 27 /8s, 228 /16s and 215 /24s
          Percentage of available APNIC address space announced:         79.7
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079
                             55296-56319, 131072-132095
      APNIC Address Blocks    43/8,  58/8,  59/8,  60/8,  61/8, 110/8, 111/8,
                             112/8, 113/8, 114/8, 115/8, 116/8, 117/8, 118/8,
                             119/8, 120/8, 121/8, 122/8, 123/8, 124/8, 125/8,
                             126/8, 175/8, 180/8, 182/8, 183/8, 202/8, 203/8,
                             210/8, 211/8, 218/8, 219/8, 220/8, 221/8, 222/8,
                            
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                    127251
          Total ARIN prefixes after maximum aggregation:                67119
          ARIN Deaggregation factor:                                     1.90
      Prefixes being announced from the ARIN address blocks:           101807
          Unique aggregates announced from the ARIN address blocks:     38735
      ARIN Region origin ASes present in the Internet Routing Table:    13307
          ARIN Prefixes per ASN:                                         7.65
      ARIN Region origin ASes announcing only one prefix:                5143
      ARIN Region transit ASes present in the Internet Routing Table:    1315
      Average ARIN Region AS path length visible:                         3.3
          Max ARIN Region AS path length visible:                          24
      Number of ARIN addresses announced to Internet:               709214976
          Equivalent to 42 /8s, 69 /16s and 195 /24s
          Percentage of available ARIN address space announced:          62.2
      
      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, 39936-40959, 46080-47103
                             53248-55295, 393216-394239
      ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                              12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                              20/8,  21/8,  22/8,  24/8,  26/8,  28/8,  29/8,
                              30/8,  32/8,  33/8,  34/8,  35/8,  38/8,  40/8,
                              44/8,  45/8,  47/8,  48/8,  52/8,  54/8,  55/8,
                              56/8,  63/8,  64/8,  65/8,  66/8,  67/8,  68/8,
                              69/8,  70/8,  71/8,  72/8,  73/8,  74/8,  75/8,
                              76/8,  96/8,  97/8,  98/8,  99/8, 108/8, 173/8,
                             174/8, 184/8, 199/8, 204/8, 205/8, 206/8, 207/8,
                             208/8, 209/8, 214/8, 215/8, 216/8,
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                     69252
          Total RIPE prefixes after maximum aggregation:                40685
          RIPE Deaggregation factor:                                     1.70
      Prefixes being announced from the RIPE address blocks:            62623
          Unique aggregates announced from the RIPE address blocks:     41975
      RIPE Region origin ASes present in the Internet Routing Table:    13681
          RIPE Prefixes per ASN:                                         4.58
      RIPE Region origin ASes announcing only one prefix:                7116
      RIPE Region transit ASes present in the Internet Routing Table:    2053
      Average RIPE Region AS path length visible:                         3.9
          Max RIPE Region AS path length visible:                          20
      Number of RIPE addresses announced to Internet:               402977216
          Equivalent to 24 /8s, 4 /16s and 241 /24s
          Percentage of available RIPE address space announced:          75.1
      
      RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
      (pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                             6656-6911, 8192-9215, 12288-13311, 15360-16383
                             20480-21503, 24576-25599, 28672-29695
                             30720-31743, 33792-35839, 38912-39935
                             40960-45055, 47104-52223, 196608-197631
      RIPE Address Blocks      2/8,  25/8,  46/8,  51/8,  62/8,  77/8,  78/8,
                              79/8,  80/8,  81/8,  82/8,  83/8,  84/8,  85/8,
                              86/8,  87/8,  88/8,  89/8,  90/8,  91/8,  92/8,
                              93/8,  94/8,  95/8, 109/8, 178/8, 193/8, 194/8,
                             195/8, 212/8, 213/8, 217/8,
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                   25963
          Total LACNIC prefixes after maximum aggregation:               6374
          LACNIC Deaggregation factor:                                   4.07
      Prefixes being announced from the LACNIC address blocks:          24280
          Unique aggregates announced from the LACNIC address blocks:   13431
      LACNIC Region origin ASes present in the Internet Routing Table:   1201
          LACNIC Prefixes per ASN:                                      20.22
      LACNIC Region origin ASes announcing only one prefix:               382
      LACNIC Region transit ASes present in the Internet Routing Table:   199
      Average LACNIC Region AS path length visible:                       4.1
          Max LACNIC Region AS path length visible:                        30
      Number of LACNIC addresses announced to Internet:              68065280
          Equivalent to 4 /8s, 14 /16s and 152 /24s
          Percentage of available LACNIC address space announced:        67.6
      
      LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                             262144-263167 plus ERX transfers
      LACNIC Address Blocks  186/8, 187/8, 189/8, 190/8, 200/8, 201/8,
      
      AfriNIC Region Analysis Summary
      -------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                   6039
          Total AfriNIC prefixes after maximum aggregation:              1579
          AfriNIC Deaggregation factor:                                  3.82
      Prefixes being announced from the AfriNIC address blocks:          4404
          Unique aggregates announced from the AfriNIC address blocks:   1607
      AfriNIC Region origin ASes present in the Internet Routing Table:   329
          AfriNIC Prefixes per ASN:                                     13.39
      AfriNIC Region origin ASes announcing only one prefix:               96
      AfriNIC Region transit ASes present in the Internet Routing Table:   67
      Average AfriNIC Region AS path length visible:                      3.8
          Max AfriNIC Region AS path length visible:                       15
      Number of AfriNIC addresses announced to Internet:             12883712
          Equivalent to 0 /8s, 196 /16s and 151 /24s
          Percentage of available AfriNIC address space announced:       38.4
      
      AfriNIC AS Blocks      36864-37887, 327680-328703 & ERX transfers
      AfriNIC Address Blocks  41/8, 197/8,
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       4766     1765       6991         454   Korea Telecom (KIX)
      17488     1473        139         140   Hathway IP Over Cable Interne
       4755     1270        293         147   TATA Communications formerly 
       9583     1107         98         469   Sify Limited
       4134     1006      19185         393   CHINANET-BACKBONE
      18101      974        204          32   Reliance Infocom Ltd Internet
       7545      905        199         101   TPG Internet Pty Ltd
       9829      849        661          20   BSNL National Internet Backbo
      17974      814        252         104   PT TELEKOMUNIKASI INDONESIA
      24560      792        291         168   Bharti Airtel Ltd., Telemedia
      
      Complete listing at http://thyme.apnic.net/current/data-ASnet-APNIC
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6389     4166       3883         313   bellsouth.net, inc. 
       4323     3723       1036         396   Time Warner Telecom
       1785     1778        715         140   PaeTec Communications, Inc.
       7018     1571       5843        1047   AT&T WorldNet Services
      20115     1487       1481         670   Charter Communications 
       6478     1316        270         438   AT&T Worldnet Services 
       2386     1302        637         942   AT&T Data Communications Serv
       3356     1221      10964         437   Level 3 Communications, LLC 
      11492     1137        206          13   Cable One 
      22773     1106       2600          66   Cox Communications, Inc.
      
      Complete listing at http://thyme.apnic.net/current/data-ASnet-ARIN
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      30890      516         95         210   Evolva Telecom
       3292      448       1908         393   TDC Tele Danmark
        702      414       1822         333   UUNET - Commercial IP service
       9198      387        138          12   Kazakhtelecom Data Network Ad
      35805      372         40           5   United Telecom of Georgia
       8866      362        110          23   Bulgarian Telecommunication C
       3320      354       7068         302   Deutsche Telekom AG
       3215      349       3144         111   France Telecom Transpac
       3301      348       1412         305   TeliaNet Sweden
       9121      317       1698          26   TTnet Autonomous System
      
      Complete listing at http://thyme.apnic.net/current/data-ASnet-RIPE
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8151     1490       2899         236   UniNet S.A. de C.V. 
      10620     1024        228         102   TVCABLE BOGOTA 
      28573      790        661          89   NET Servicos de Comunicao S.A
       7303      660        349          97   Telecom Argentina Stet-France
      22047      546        302          14   VTR PUNTO NET S.A. 
      11830      475        310          61   Instituto Costarricense de El
      11172      445         99          70   Servicios Alestra S.A de C.V 
      14117      438         29          11   Telefonica del Sur S.A. 
       7738      429        858          29   Telecomunicacoes da Bahia S.A
       6471      422         96          31   ENTEL CHILE S.A. 
      
      Complete listing at http://thyme.apnic.net/current/data-ASnet-LACNIC
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8452      989        188           7   TEDATA
      24863      938         98          72   LINKdotNET AS number
       3741      274        857         234   The Internet Solution 
       2018      194        188         117   Tertiary Education Network 
       6713      176        167          12   Itissalat Al-MAGHRIB
      29571      145         15           8   Ci Telecom Autonomous system 
      33776      124          7          11   Starcomms Nigeria Limited
       5536      122          8          13   Internet Egypt Network
       5713      116        508          67   Telkom SA Ltd 
      20858      109         34           6   EgyNet
      
      Complete listing at http://thyme.apnic.net/current/data-ASnet-AFRINIC
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6389     4166       3883         313   bellsouth.net, inc. 
       4323     3723       1036         396   Time Warner Telecom
       1785     1778        715         140   PaeTec Communications, Inc.
       4766     1765       6991         454   Korea Telecom (KIX)
       7018     1571       5843        1047   AT&T WorldNet Services
       8151     1490       2899         236   UniNet S.A. de C.V. 
      20115     1487       1481         670   Charter Communications 
      17488     1473        139         140   Hathway IP Over Cable Interne
       6478     1316        270         438   AT&T Worldnet Services 
       2386     1302        637         942   AT&T Data Communications Serv
      
      Complete listing at http://thyme.apnic.net/current/data-ASnet
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4323      3723        3327      Time Warner Telecom
       1785      1778        1638      PaeTec Communications, Inc.
      17488      1473        1333      Hathway IP Over Cable Interne
       4766      1765        1311      Korea Telecom (KIX)
       8151      1490        1254      UniNet S.A. de C.V. 
      11492      1137        1124      Cable One 
       4755      1270        1123      TATA Communications formerly 
      18566      1062        1052      Covad Communications 
      22773      1106        1040      Cox Communications, Inc.
       8452       989         982      TEDATA
      
      Complete listing at http://thyme.apnic.net/current/data-CIDRnet
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      16927   UNALLOCATED   12.0.252.0/23         7018       AT&T WorldNet Servic
      15132   UNALLOCATED   12.9.150.0/24         7018       AT&T WorldNet Servic
      32567   UNALLOCATED   12.14.170.0/24        7018       AT&T WorldNet Servic
      13746   UNALLOCATED   12.24.56.0/24         7018       AT&T WorldNet Servic
      32567   UNALLOCATED   12.25.107.0/24        7018       AT&T WorldNet Servic
      26973   UNALLOCATED   12.39.152.0/24        7018       AT&T WorldNet Servic
      26973   UNALLOCATED   12.39.154.0/23        7018       AT&T WorldNet Servic
      26973   UNALLOCATED   12.39.159.0/24        7018       AT&T WorldNet Servic
      32326   UNALLOCATED   12.40.49.0/24         7018       AT&T WorldNet Servic
      25639   UNALLOCATED   12.41.169.0/24        7018       AT&T WorldNet Servic
      
      Complete listing at http://thyme.apnic.net/current/data-badAS
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      2.0.0.0/16           12654     RIPE NCC RIS Project
      2.1.0.0/21           12654     RIPE NCC RIS Project
      2.1.24.0/24          12654     RIPE NCC RIS Project
      41.223.92.0/22       36936     >>UNKNOWN<<
      41.223.188.0/24      22351     Intelsat 
      41.223.189.0/24      26452     Local Communications Networks
      46.0.0.0/16          12654     RIPE NCC RIS Project
      46.1.0.0/21          12654     RIPE NCC RIS Project
      46.1.24.0/24         12654     RIPE NCC RIS Project
      62.61.220.0/24       24974     Tachyon Europe BV - Wireless 
      
      Complete listing at http://thyme.apnic.net/current/data-add-IANA
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:20       /9:10      /10:25      /11:63      /12:176     
      /13:356     /14:636     /15:1211    /16:10718   /17:4910    /18:8486    
      /19:17531   /20:21126   /21:21141   /22:27474   /23:27088   /24:157858  
      /25:937     /26:1109    /27:562     /28:164     /29:10      /30:8       
      /31:0       /32:8       
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       6389     2692          4166      bellsouth.net, inc. 
       4323     2353          3723      Time Warner Telecom
       4766     1436          1765      Korea Telecom (KIX)
      17488     1250          1473      Hathway IP Over Cable Interne
       1785     1242          1778      PaeTec Communications, Inc.
      11492     1061          1137      Cable One 
      18566     1043          1062      Covad Communications 
       9583      958          1107      Sify Limited
       7018      938          1571      AT&T WorldNet Services
      10620      929          1024      TVCABLE BOGOTA 
      
      Complete listing at http://thyme.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         2:1         4:14        8:228      12:2139     13:7        15:22     
        16:3        17:5        20:36       24:1227     32:52       34:2      
        38:605      40:99       41:1802     43:1        44:2        46:1      
        47:21       52:6        55:2        56:2        57:23       58:613    
        59:640      60:441      61:1090     62:960      63:2001     64:3665   
        65:2367     66:4087     67:1764     68:989      69:2785     70:589    
        71:153      72:1728     73:2        74:1995     75:183      76:359    
        77:866      78:559      79:374      80:924      81:818      82:477    
        83:443      84:538      85:1003     86:374      87:692      88:423    
        89:1489     90:54       91:2628     92:416      93:1221     94:1233   
        95:934      96:182      97:270      98:380      99:30      109:82     
       110:260     111:465     112:144     113:161     114:278     115:434    
       116:1118    117:590     118:359     119:792     120:128     121:797    
       122:1297    123:780     124:1053    125:1372    128:222     129:216    
       130:138     131:424     132:76      133:16      134:186     135:42     
       136:232     137:167     138:180     139:82      140:443     141:123    
       142:387     143:352     144:362     145:49      146:395     147:170    
       148:552     149:201     150:149     151:173     152:212     153:159    
       154:2       155:272     156:167     157:310     158:92      159:359    
       160:292     161:171     162:279     163:172     164:276     165:468    
       166:483     167:390     168:750     169:162     170:465     171:42     
       172:2       173:385     174:384     175:1       178:1       180:150    
       182:1       184:1       186:155     187:183     188:1206    189:621    
       190:3183    192:5736    193:4273    194:3320    195:2750    196:1168   
       198:3552    199:3354    200:5208    201:1352    202:7908    203:8223   
       204:3930    205:2168    206:2406    207:3010    208:3985    209:3428   
       210:2548    211:1147    212:1645    213:1627    214:177     215:40     
       216:4447    217:1343    218:474     219:459     220:1138    221:457    
       222:303    
      
      End of report