[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, 13 Feb 2010 04:50:09 +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 13 Feb, 2010
      
      Report Website:     http://thyme.apnic.net
      Detailed Analysis:  http://thyme.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              311463
          Prefixes after maximum aggregation:                          144143
          Deaggregation factor:                                          2.16
          Unique aggregates announced to Internet:                     152471
      Total ASes present in the Internet Routing Table:                 33274
          Prefixes per ASN:                                              9.36
      Origin-only ASes present in the Internet Routing Table:           28899
      Origin ASes announcing only one prefix:                           14066
      Transit ASes present in the Internet Routing Table:                4375
      Transit-only ASes present in the Internet Routing Table:            102
      Average AS path length visible in the Internet Routing Table:       3.6
          Max AS path length visible:                                      23
          Max AS path prepend of ASN ( 9503)                               21
      Prefixes from unregistered ASNs in the Routing Table:               848
          Unregistered ASNs in the Routing Table:                         138
      Number of 32-bit ASNs allocated by the RIRs:                        427
      Prefixes from 32-bit ASNs in the Routing Table:                     400
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            289
      Number of addresses announced to Internet:                   2184202944
          Equivalent to 130 /8s, 48 /16s and 74 /24s
          Percentage of available address space announced:               58.9
          Percentage of allocated address space announced:               66.1
          Percentage of available address space allocated:               89.1
          Percentage of address space in use by end-sites:               81.1
      Total number of prefixes smaller than registry allocations:      149910
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                    75345
          Total APNIC prefixes after maximum aggregation:               25911
          APNIC Deaggregation factor:                                    2.91
      Prefixes being announced from the APNIC address blocks:           72008
          Unique aggregates announced from the APNIC address blocks:    31613
      APNIC Region origin ASes present in the Internet Routing Table:    3950
          APNIC Prefixes per ASN:                                       18.23
      APNIC Region origin ASes announcing only one prefix:               1076
      APNIC Region transit ASes present in the Internet Routing Table:    619
      Average APNIC Region AS path length visible:                        3.6
          Max APNIC Region AS path length visible:                         23
      Number of APNIC addresses announced to Internet:              491620128
          Equivalent to 29 /8s, 77 /16s and 135 /24s
          Percentage of available APNIC address space announced:         77.1
      
      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     1/8,  27/8,  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, 133/8, 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:                    129695
          Total ARIN prefixes after maximum aggregation:                67717
          ARIN Deaggregation factor:                                     1.92
      Prefixes being announced from the ARIN address blocks:           103832
          Unique aggregates announced from the ARIN address blocks:     39504
      ARIN Region origin ASes present in the Internet Routing Table:    13492
          ARIN Prefixes per ASN:                                         7.70
      ARIN Region origin ASes announcing only one prefix:                5209
      ARIN Region transit ASes present in the Internet Routing Table:    1324
      Average ARIN Region AS path length visible:                         3.4
          Max ARIN Region AS path length visible:                          22
      Number of ARIN addresses announced to Internet:               738753312
          Equivalent to 44 /8s, 8 /16s and 123 /24s
          Percentage of available ARIN address space announced:          64.8
      
      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:                     71765
          Total RIPE prefixes after maximum aggregation:                41740
          RIPE Deaggregation factor:                                     1.72
      Prefixes being announced from the RIPE address blocks:            64782
          Unique aggregates announced from the RIPE address blocks:     42816
      RIPE Region origin ASes present in the Internet Routing Table:    14066
          RIPE Prefixes per ASN:                                         4.61
      RIPE Region origin ASes announcing only one prefix:                7278
      RIPE Region transit ASes present in the Internet Routing Table:    2109
      Average RIPE Region AS path length visible:                         3.9
          Max RIPE Region AS path length visible:                          21
      Number of RIPE addresses announced to Internet:               414454912
          Equivalent to 24 /8s, 180 /16s and 20 /24s
          Percentage of available RIPE address space announced:          77.2
      
      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:                   27496
          Total LACNIC prefixes after maximum aggregation:               6585
          LACNIC Deaggregation factor:                                   4.18
      Prefixes being announced from the LACNIC address blocks:          25839
          Unique aggregates announced from the LACNIC address blocks:   13895
      LACNIC Region origin ASes present in the Internet Routing Table:   1242
          LACNIC Prefixes per ASN:                                      20.80
      LACNIC Region origin ASes announcing only one prefix:               407
      LACNIC Region transit ASes present in the Internet Routing Table:   213
      Average LACNIC Region AS path length visible:                       4.0
          Max LACNIC Region AS path length visible:                        17
      Number of LACNIC addresses announced to Internet:              70495488
          Equivalent to 4 /8s, 51 /16s and 173 /24s
          Percentage of available LACNIC address space announced:        70.0
      
      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:                   6541
          Total AfriNIC prefixes after maximum aggregation:              1811
          AfriNIC Deaggregation factor:                                  3.61
      Prefixes being announced from the AfriNIC address blocks:          4832
          Unique aggregates announced from the AfriNIC address blocks:   1377
      AfriNIC Region origin ASes present in the Internet Routing Table:   343
          AfriNIC Prefixes per ASN:                                     14.09
      AfriNIC Region origin ASes announcing only one prefix:               96
      AfriNIC Region transit ASes present in the Internet Routing Table:   72
      Average AfriNIC Region AS path length visible:                      3.8
          Max AfriNIC Region AS path length visible:                       16
      Number of AfriNIC addresses announced to Internet:             14845952
          Equivalent to 0 /8s, 226 /16s and 136 /24s
          Percentage of available AfriNIC address space announced:       44.2
      
      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     1858       7510         471   Korea Telecom (KIX)
       4755     1453        287         155   TATA Communications formerly 
      17488     1266        132         135   Hathway IP Over Cable Interne
      18101     1088        221          39   Reliance Infocom Ltd Internet
       4134     1019      19607         398   CHINANET-BACKBONE
       9583      990         74         494   Sify Limited
       7545      945        199          97   TPG Internet Pty Ltd
      17974      914        278          45   PT TELEKOMUNIKASI INDONESIA
       4808      850       1582         211   CNCGROUP IP network: China169
      24560      845        300         166   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     4122       3875         316   bellsouth.net, inc. 
       4323     3791       1088         394   Time Warner Telecom
       1785     1843        699         131   PaeTec Communications, Inc.
       7018     1559       5758        1005   AT&T WorldNet Services
      20115     1539       1488         670   Charter Communications 
       2386     1317        617         931   AT&T Data Communications Serv
       3356     1204      10931         422   Level 3 Communications, LLC 
      11492     1133        222          14   Cable One 
      22773     1113       2600          66   Cox Communications, Inc.
       6478     1104        240         244   AT&T Worldnet Services 
      
      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
      35805      571         40           5   United Telecom of Georgia
       3292      454       1904         396   TDC Tele Danmark
      30890      453        101         205   Evolva Telecom
        702      423       1869         335   UUNET - Commercial IP service
       8551      397        353          37   Bezeq International
       8866      378        110          24   Bulgarian Telecommunication C
       3320      354       7068         309   Deutsche Telekom AG
       3301      352       1413         313   TeliaNet Sweden
       3215      347       3206         103   France Telecom Transpac
      12479      323        576           5   Uni2 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     1591       2894         236   UniNet S.A. de C.V. 
      10620      988        223         147   TVCABLE BOGOTA 
      28573      868        688          85   NET Servicos de Comunicao S.A
       7303      676        356          99   Telecom Argentina Stet-France
      22047      528        310          15   VTR PUNTO NET S.A. 
       6503      491        167         191   AVANTEL, S.A. 
      11830      473        308          59   Instituto Costarricense de El
      11172      445         99          70   Servicios Alestra S.A de C.V 
       7738      439        858          29   Telecomunicacoes da Bahia S.A
       3816      436        194          70   Empresa Nacional de Telecomun
      
      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     1004        445           9   TEDATA
      24863      720        144          40   LINKdotNET AS number
      36992      588        130         217   Etisalat MISR
       3741      273        854         233   The Internet Solution 
       2018      209        215         120   Tertiary Education Network 
       6713      177        167          12   Itissalat Al-MAGHRIB
      29571      168         19           9   Ci Telecom Autonomous system 
      29975      134        506          15   Vodacom
      33776      124          7          11   Starcomms Nigeria Limited
      24835      119         78          10   RAYA Telecom - Egypt
      
      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     4122       3875         316   bellsouth.net, inc. 
       4323     3791       1088         394   Time Warner Telecom
       4766     1858       7510         471   Korea Telecom (KIX)
       1785     1843        699         131   PaeTec Communications, Inc.
       8151     1591       2894         236   UniNet S.A. de C.V. 
       7018     1559       5758        1005   AT&T WorldNet Services
      20115     1539       1488         670   Charter Communications 
       4755     1453        287         155   TATA Communications formerly 
       2386     1317        617         931   AT&T Data Communications Serv
      17488     1266        132         135   Hathway IP Over Cable Interne
      
      Complete listing at http://thyme.apnic.net/current/data-ASnet
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       4323      3791        3397      Time Warner Telecom
       1785      1843        1712      PaeTec Communications, Inc.
       4766      1858        1387      Korea Telecom (KIX)
       8151      1591        1355      UniNet S.A. de C.V. 
       4755      1453        1298      TATA Communications formerly 
      17488      1266        1131      Hathway IP Over Cable Interne
      11492      1133        1119      Cable One 
      18101      1088        1049      Reliance Infocom Ltd Internet
      18566      1059        1049      Covad Communications 
      22773      1113        1047      Cox Communications, Inc.
      
      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   12.39.155.0/24        7018       AT&T WorldNet Servic
      26973   UNALLOCATED   12.39.159.0/24        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
      41.77.236.0/22       23456     32-bit ASN transition
      41.190.64.0/22       28683     Office des Postes et telecomm
      41.190.66.0/24       37039     Alink Telecom Benin
      41.202.96.0/19       29571     Ci Telecom Autonomous system 
      41.202.160.0/19      33788     KANAR TELECOMMUNICATION ( KAN
      41.205.0.0/19        16637     MTN Network Solutions
      41.205.2.0/24        16637     MTN Network Solutions
      
      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      /11:65      /12:185     
      /13:385     /14:658     /15:1235    /16:10926   /17:5135    /18:8717    
      /19:17941   /20:21862   /21:21982   /22:28229   /23:28359   /24:162607  
      /25:974     /26:1220    /27:678     /28:226     /29:9       /30:7       
      /31:0       /32:8       
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       6389     2679          4122      bellsouth.net, inc. 
       4323     2355          3791      Time Warner Telecom
       4766     1477          1858      Korea Telecom (KIX)
       1785     1305          1843      PaeTec Communications, Inc.
      11492     1049          1133      Cable One 
      17488     1044          1266      Hathway IP Over Cable Interne
      18566     1040          1059      Covad Communications 
      18101      961          1088      Reliance Infocom Ltd Internet
       7018      935          1559      AT&T WorldNet Services
       8452      903          1004      TEDATA
      
      Complete listing at http://thyme.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         2:1         4:12        8:234      12:1994     13:10       15:22     
        16:3        17:8        20:39       24:1314     27:1        32:48     
        38:648      40:99       41:1928     44:3        46:1        47:26     
        52:6        55:2        56:2        57:23       58:640      59:633    
        60:399      61:1098     62:1044     63:2010     64:3797     65:2357   
        66:4114     67:1795     68:1040     69:2832     70:686      71:235    
        72:1865     73:2        74:2107     75:240      76:337      77:887    
        78:599      79:390      80:980      81:777      82:456      83:433    
        84:638      85:1008     86:384      87:689      88:417      89:1544   
        90:71       91:2724     92:423      93:1158     94:1382     95:555    
        96:217      97:295      98:494      99:23      100:1       109:333    
       110:294     111:443     112:234     113:223     114:370     115:531    
       116:1025    117:620     118:383     119:818     120:145     121:829    
       122:1410    123:874     124:1067    125:1286    128:196     129:203    
       130:140     131:486     132:88      133:16      134:194     135:42     
       136:220     137:175     138:238     139:91      140:466     141:132    
       142:377     143:347     144:395     145:51      146:410     147:192    
       148:571     149:203     150:146     151:169     152:250     153:166    
       154:2       155:275     156:179     157:332     158:99      159:355    
       160:305     161:177     162:268     163:166     164:310     165:462    
       166:502     167:388     168:760     169:157     170:570     171:48     
       172:3       173:483     174:537     175:52      180:315     183:225    
       184:5       186:303     187:206     188:1297    189:667     190:3515   
       192:5734    193:4441    194:3355    195:2782    196:1176    198:3537   
       199:3386    200:5296    201:1453    202:8042    203:8301    204:4029   
       205:2196    206:2497    207:2984    208:3917    209:3425    210:2540   
       211:1190    212:1670    213:1663    214:251     215:62      216:4471   
       217:1532    218:482     219:427     220:1071    221:379     222:306    
      
      
      End of report