[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, sanog at sanog dot org, pacnog at pacnog dot org
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 6 Apr 2013 04:33:12 +1000 (EST)
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    • Routing Table as seen from APNIC's router in Japan.
      
      The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG, LacNOG,
      TRNOG, CaribNOG and the RIPE Routing Working Group.
      
      Daily listings are sent to bgp-stats at lists dot apnic dot net
      
      For historical data, please see http://thyme.rand.apnic.net.
      
      If you have any comments please contact Philip Smith <pfsinoz at gmail dot com>.
      
      Routing Table Report   04:00 +10GMT Sat 06 Apr, 2013
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              449057
          Prefixes after maximum aggregation:                          184025
          Deaggregation factor:                                          2.44
          Unique aggregates announced to Internet:                     221630
      Total ASes present in the Internet Routing Table:                 43748
          Prefixes per ASN:                                             10.26
      Origin-only ASes present in the Internet Routing Table:           34414
      Origin ASes announcing only one prefix:                           16061
      Transit ASes present in the Internet Routing Table:                5792
      Transit-only ASes present in the Internet Routing Table:            139
      Average AS path length visible in the Internet Routing Table:       4.7
          Max AS path length visible:                                      29
          Max AS path prepend of ASN ( 28730)                              25
      Prefixes from unregistered ASNs in the Routing Table:               368
          Unregistered ASNs in the Routing Table:                         137
      Number of 32-bit ASNs allocated by the RIRs:                       4688
      Number of 32-bit ASNs visible in the Routing Table:                3542
      Prefixes from 32-bit ASNs in the Routing Table:                   10367
      Special use prefixes present in the Routing Table:                   18
      Prefixes being announced from unallocated address space:            217
      Number of addresses announced to Internet:                   2628059756
          Equivalent to 156 /8s, 165 /16s and 2 /24s
          Percentage of available address space announced:               71.0
          Percentage of allocated address space announced:               71.0
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               94.4
      Total number of prefixes smaller than registry allocations:      158789
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   107913
          Total APNIC prefixes after maximum aggregation:               33314
          APNIC Deaggregation factor:                                    3.24
      Prefixes being announced from the APNIC address blocks:          109122
          Unique aggregates announced from the APNIC address blocks:    44393
      APNIC Region origin ASes present in the Internet Routing Table:    4823
          APNIC Prefixes per ASN:                                       22.63
      APNIC Region origin ASes announcing only one prefix:               1227
      APNIC Region transit ASes present in the Internet Routing Table:    819
      Average APNIC Region AS path length visible:                        4.8
          Max APNIC Region AS path length visible:                         23
      Number of APNIC region 32-bit ASNs visible in the Routing Table:    486
      Number of APNIC addresses announced to Internet:              720399840
          Equivalent to 42 /8s, 240 /16s and 109 /24s
          Percentage of available APNIC address space announced:         84.2
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                             58368-59391, 131072-133119
      APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                              49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                             106/8, 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, 150/8, 153/8,
                             163/8, 171/8, 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, 223/8,
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                    157436
          Total ARIN prefixes after maximum aggregation:                79453
          ARIN Deaggregation factor:                                     1.98
      Prefixes being announced from the ARIN address blocks:           158125
          Unique aggregates announced from the ARIN address blocks:     72365
      ARIN Region origin ASes present in the Internet Routing Table:    15598
          ARIN Prefixes per ASN:                                        10.14
      ARIN Region origin ASes announcing only one prefix:                5935
      ARIN Region transit ASes present in the Internet Routing Table:    1611
      Average ARIN Region AS path length visible:                         4.1
          Max ARIN Region AS path length visible:                          27
      Number of ARIN region 32-bit ASNs visible in the Routing Table:      18
      Number of ARIN addresses announced to Internet:              1078792832
          Equivalent to 64 /8s, 77 /16s and 18 /24s
          Percentage of available ARIN address space announced:          57.1
      
      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,  23/8,  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,  50/8,  52/8,
                              53/8,  54/8,  55/8,  56/8,  57/8,  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, 100/8, 104/8, 107/8, 108/8, 128/8,
                             129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8,
                             137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8,
                             146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8,
                             157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8,
                             165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8,
                             173/8, 174/8, 184/8, 192/8, 198/8, 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:                    115684
          Total RIPE prefixes after maximum aggregation:                59313
          RIPE Deaggregation factor:                                     1.95
      Prefixes being announced from the RIPE address blocks:           119410
          Unique aggregates announced from the RIPE address blocks:     76882
      RIPE Region origin ASes present in the Internet Routing Table:    17117
          RIPE Prefixes per ASN:                                         6.98
      RIPE Region origin ASes announcing only one prefix:                8148
      RIPE Region transit ASes present in the Internet Routing Table:    2801
      Average RIPE Region AS path length visible:                         5.1
          Max RIPE Region AS path length visible:                          29
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    2276
      Number of RIPE addresses announced to Internet:               656040676
          Equivalent to 39 /8s, 26 /16s and 98 /24s
          Percentage of available RIPE address space announced:          95.4
      
      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, 56320-58367
                             59392-61439, 196608-199679
      RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  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,
                             141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                             193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                   47491
          Total LACNIC prefixes after maximum aggregation:               9422
          LACNIC Deaggregation factor:                                   5.04
      Prefixes being announced from the LACNIC address blocks:          51537
          Unique aggregates announced from the LACNIC address blocks:   23997
      LACNIC Region origin ASes present in the Internet Routing Table:   1889
          LACNIC Prefixes per ASN:                                      27.28
      LACNIC Region origin ASes announcing only one prefix:               564
      LACNIC Region transit ASes present in the Internet Routing Table:   349
      Average LACNIC Region AS path length visible:                       4.9
          Max LACNIC Region AS path length visible:                        29
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:   755
      Number of LACNIC addresses announced to Internet:             126168872
          Equivalent to 7 /8s, 133 /16s and 47 /24s
          Percentage of available LACNIC address space announced:        75.2
      
      LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                             262144-263167 plus ERX transfers
      LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                             191/8, 200/8, 201/8,
      
      AfriNIC Region Analysis Summary
      -------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                  10033
          Total AfriNIC prefixes after maximum aggregation:              2474
          AfriNIC Deaggregation factor:                                  4.06
      Prefixes being announced from the AfriNIC address blocks:         10646
          Unique aggregates announced from the AfriNIC address blocks:   3791
      AfriNIC Region origin ASes present in the Internet Routing Table:   611
          AfriNIC Prefixes per ASN:                                     17.42
      AfriNIC Region origin ASes announcing only one prefix:              187
      AfriNIC Region transit ASes present in the Internet Routing Table:  127
      Average AfriNIC Region AS path length visible:                      4.8
          Max AfriNIC Region AS path length visible:                       25
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:    7
      Number of AfriNIC addresses announced to Internet:             46211584
          Equivalent to 2 /8s, 193 /16s and 34 /24s
          Percentage of available AfriNIC address space announced:       45.9
      
      AfriNIC AS Blocks      36864-37887, 327680-328703 & ERX transfers
      AfriNIC Address Blocks  41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       4766     2955      11558         923   Korea Telecom (KIX)
      17974     2510        840          86   PT TELEKOMUNIKASI INDONESIA
       7545     1862        302          94   TPG Internet Pty Ltd
       4755     1732        392         198   TATA Communications formerly 
       9829     1500       1205          40   BSNL National Internet Backbo
       9583     1278         97         535   Sify Limited
       4808     1122       2109         326   CNCGROUP IP network: China169
       7552     1121       1063          21   Vietel Corporation
       9498     1065        310          73   BHARTI Airtel Ltd.
      24560     1060        385         164   Bharti Airtel Ltd., Telemedia
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6389     3038       3694          88   bellsouth.net, inc. 
       7029     2151       1266         213   Windstream Communications Inc
      18566     2068        382         184   Covad Communications 
      22773     2008       2929         125   Cox Communications, Inc.
       1785     1973        677         123   PaeTec Communications, Inc.
      20115     1668       1610         610   Charter Communications 
       4323     1607       1139         397   Time Warner Telecom
      30036     1338        296         657   Mediacom Communications Corp 
       7018     1312      10805         853   AT&T WorldNet Services
      11492     1216        223         331   Cable One 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8402     1830        544          16   Corbina telecom
      34984     1131        234         207   BILISIM TELEKOM
       2118     1116         97          13   EUnet/RELCOM Autonomous Syste
      12479      844        786          66   Uni2 Autonomous System
      13188      837         99          33   Educational Network
      20940      813        283         646   Akamai Technologies European 
      31148      790         41          20   FreeNet ISP
       8551      745        370          43   Bezeq International
       6830      734       2314         435   UPC Distribution Services
      58113      666         74         386   LIR DATACENTER TELECOM SRL
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      28573     2561       1418          94   NET Servicos de Comunicao S.A
      10620     2355        408         227   TVCABLE BOGOTA 
       7303     1673       1152         210   Telecom Argentina Stet-France
       8151     1222       2666         400   UniNet S.A. de C.V. 
       6503     1184        435          68   AVANTEL, S.A. 
      14754      951        131          89   Telgua S. A. 
      18881      850        716          18   Global Village Telecom 
      27947      802         87          95   Telconet S.A
      11830      725        364          14   Instituto Costarricense de El
       3816      693        306          85   Empresa Nacional de Telecomun
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      36998     1137         80           4   MOBITEL
      24863      671        274          33   LINKdotNET AS number
       6713      541        617          25   Itissalat Al-MAGHRIB
       8452      356        958          13   TEDATA
      24835      275         80           8   RAYA Telecom - Egypt
       3741      262        906         220   The Internet Solution 
      12258      193         28          67   Vodacom Internet Company 
      29975      191        667          21   Vodacom
      16637      187        698          88   MTN Network Solutions
      33776      178         12          18   Starcomms Nigeria Limited
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6389     3038       3694          88   bellsouth.net, inc. 
       4766     2955      11558         923   Korea Telecom (KIX)
      28573     2561       1418          94   NET Servicos de Comunicao S.A
      17974     2510        840          86   PT TELEKOMUNIKASI INDONESIA
      10620     2355        408         227   TVCABLE BOGOTA 
       7029     2151       1266         213   Windstream Communications Inc
      18566     2068        382         184   Covad Communications 
      22773     2008       2929         125   Cox Communications, Inc.
       1785     1973        677         123   PaeTec Communications, Inc.
       7545     1862        302          94   TPG Internet Pty Ltd
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      28573      2561        2467      NET Servicos de Comunicao S.A
      17974      2510        2424      PT TELEKOMUNIKASI INDONESIA
      10620      2355        2128      TVCABLE BOGOTA 
       4766      2955        2032      Korea Telecom (KIX)
       7029      2151        1938      Windstream Communications Inc
      18566      2068        1884      Covad Communications 
      22773      2008        1883      Cox Communications, Inc.
       1785      1973        1850      PaeTec Communications, Inc.
       8402      1830        1814      Corbina telecom
       7545      1862        1768      TPG Internet Pty Ltd
      
      Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      15132   UNALLOCATED  12.9.150.0/24         7018       AT&T WorldNet Servic
      30031   UNALLOCATED  12.27.122.0/24        7018       AT&T WorldNet Servic
      13317   UNALLOCATED  12.44.10.0/24         7018       AT&T WorldNet Servic
      23502   UNALLOCATED  12.44.44.0/24         7018       AT&T WorldNet Servic
      17300   UNALLOCATED  12.45.103.0/24         209       Qwest 
      17300   UNALLOCATED  12.45.110.0/24         701       UUNET Technologies, 
      16476   UNALLOCATED  12.46.27.0/24         7018       AT&T WorldNet Servic
      14764   UNALLOCATED  12.108.237.0/24       7018       AT&T WorldNet Servic
      33649   UNALLOCATED  12.111.112.0/24      19029       New Edge Networks 
      26064   UNALLOCATED  12.149.37.0/24        7018       AT&T WorldNet Servic
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Prefixes from private and non-routed address space (Global)
      -----------------------------------------------------------
      
      Prefix             Origin AS  Description
      128.0.0.0/24          2876     Jump Management SRL
      128.0.16.0/21        43568     RIPE Network Coordination Cen
      128.0.24.0/21        41794     Altline LLC
      128.0.55.0/24        48571     SC efectRO SRL
      128.0.58.0/23         9050     RTD-ROMTELECOM Autonomous Sys
      128.0.72.0/21        23456     32-bit ASN transition
      128.0.80.0/20        52041     Timer LTD
      128.0.96.0/21        12886     LEWTelNet GmbH
      128.0.104.0/23       51848     FOP Gabidullina Ludmila Nikol
      128.0.106.0/24       23456     32-bit ASN transition
      
      Complete listing at http://thyme.rand.apnic.net/current/data-dsua
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      41.222.80.0/21       37110     Moztel LDA
      62.61.220.0/24       24974     Tachyon Europe BV - Wireless 
      62.61.221.0/24       24974     Tachyon Europe BV - Wireless 
      64.185.224.0/24      27431     JTL Networks Inc.
      64.185.225.0/24      27431     JTL Networks Inc.
      64.185.226.0/24      27431     JTL Networks Inc.
      64.185.227.0/24      27431     JTL Networks Inc.
      64.185.228.0/24      27431     JTL Networks Inc.
      64.185.229.0/24      27431     JTL Networks Inc.
      64.185.230.0/24      27431     JTL Networks Inc.
      
      Complete listing at http://thyme.rand.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        /8:17       /9:13      /10:29      /11:88      /12:248     
      /13:485     /14:875     /15:1557    /16:12685   /17:6615    /18:10898   
      /19:21781   /20:31876   /21:33682   /22:46513   /23:41693   /24:235817  
      /25:1398    /26:1781    /27:862     /28:43      /29:64      /30:18      
      /31:0       /32:19      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566     2019          2068      Covad Communications 
       6389     1742          3038      bellsouth.net, inc. 
       7029     1597          2151      Windstream Communications Inc
       8402     1527          1830      Corbina telecom
      22773     1314          2008      Cox Communications, Inc.
      30036     1215          1338      Mediacom Communications Corp 
      11492     1178          1216      Cable One 
      36998     1131          1137      MOBITEL
       1785     1045          1973      PaeTec Communications, Inc.
       6983      929          1043      ITC^Deltacom 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:752       2:786       3:3         4:13        5:841       6:4      
         8:519      12:1918     13:3        14:770      15:11       16:3      
        17:9        20:19       23:255      24:1773     27:1433     31:1192   
        32:42       33:2        34:5        36:43       37:1675     38:862    
        39:2        40:164      41:2701     42:185      44:6        46:1786   
        47:2        49:616      50:676      52:12       54:29       55:8      
        57:27       58:1106     59:586      60:304      61:1445     62:992    
        63:2036     64:4289     65:2181     66:4282     67:2060     68:1117   
        69:3254     70:873      71:526      72:1890     74:2551     75:407    
        76:287      77:1088     78:1033     79:583      80:1247     81:978    
        82:609      83:581      84:569      85:1159     86:466      87:962    
        88:526      89:1789     90:281      91:5458     92:618      93:1707   
        94:1873     95:1536     96:502      97:340      98:1048     99:41     
       100:29      101:309     103:2375    105:488     106:126     107:207    
       108:514     109:1812    110:877     111:1045    112:491     113:768    
       114:688     115:1019    116:875     117:795     118:1015    119:1268   
       120:382     121:815     122:1740    123:1187    124:1331    125:1314   
       128:634     129:224     130:331     131:655     132:339     133:148    
       134:258     135:62      136:221     137:246     138:343     139:184    
       140:200     141:314     142:544     143:365     144:481     145:93     
       146:509     147:380     148:697     149:365     150:162     151:554    
       152:415     153:194     154:43      155:382     156:260     157:392    
       158:270     159:713     160:334     161:424     162:373     163:202    
       164:574     165:452     166:331     167:578     168:1018    169:133    
       170:1021    171:174     172:4       173:1591    174:579     175:442    
       176:1140    177:1887    178:2027    179:2       180:1383    181:304    
       182:1123    183:379     184:661     185:335     186:2381    187:1258   
       188:1986    189:1394    190:6646    192:6476    193:5659    194:4518   
       195:3465    196:1311    197:777     198:4313    199:5269    200:6024   
       201:2367    202:8854    203:8790    204:4507    205:2549    206:2788   
       207:2825    208:4060    209:3547    210:2923    211:1566    212:2012   
       213:1942    214:925     215:94      216:5186    217:1571    218:607    
       219:348     220:1271    221:544     222:319     223:499    
      
      End of report