[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, 11 May 2013 04:33:05 +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 11 May, 2013
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              454386
          Prefixes after maximum aggregation:                          185202
          Deaggregation factor:                                          2.45
          Unique aggregates announced to Internet:                     224421
      Total ASes present in the Internet Routing Table:                 44038
          Prefixes per ASN:                                             10.32
      Origin-only ASes present in the Internet Routing Table:           34566
      Origin ASes announcing only one prefix:                           16097
      Transit ASes present in the Internet Routing Table:                5845
      Transit-only ASes present in the Internet Routing Table:            151
      Average AS path length visible in the Internet Routing Table:       4.6
          Max AS path length visible:                                      57
          Max AS path prepend of ASN ( 61154)                              54
      Prefixes from unregistered ASNs in the Routing Table:               315
          Unregistered ASNs in the Routing Table:                         131
      Number of 32-bit ASNs allocated by the RIRs:                       4760
      Number of 32-bit ASNs visible in the Routing Table:                3627
      Prefixes from 32-bit ASNs in the Routing Table:                   10293
      Special use prefixes present in the Routing Table:                   22
      Prefixes being announced from unallocated address space:            235
      Number of addresses announced to Internet:                   2614671852
          Equivalent to 155 /8s, 216 /16s and 185 /24s
          Percentage of available address space announced:               70.6
          Percentage of allocated address space announced:               70.6
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               94.5
      Total number of prefixes smaller than registry allocations:      160423
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   108833
          Total APNIC prefixes after maximum aggregation:               33440
          APNIC Deaggregation factor:                                    3.25
      Prefixes being announced from the APNIC address blocks:          110179
          Unique aggregates announced from the APNIC address blocks:    44862
      APNIC Region origin ASes present in the Internet Routing Table:    4837
          APNIC Prefixes per ASN:                                       22.78
      APNIC Region origin ASes announcing only one prefix:               1221
      APNIC Region transit ASes present in the Internet Routing Table:    827
      Average APNIC Region AS path length visible:                        4.8
          Max APNIC Region AS path length visible:                         30
      Number of APNIC region 32-bit ASNs visible in the Routing Table:    523
      Number of APNIC addresses announced to Internet:              721082080
          Equivalent to 42 /8s, 250 /16s and 214 /24s
          Percentage of available APNIC address space announced:         84.3
      
      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:                    159410
          Total ARIN prefixes after maximum aggregation:                80155
          ARIN Deaggregation factor:                                     1.99
      Prefixes being announced from the ARIN address blocks:           160009
          Unique aggregates announced from the ARIN address blocks:     73348
      ARIN Region origin ASes present in the Internet Routing Table:    15677
          ARIN Prefixes per ASN:                                        10.21
      ARIN Region origin ASes announcing only one prefix:                5965
      ARIN Region transit ASes present in the Internet Routing Table:    1632
      Average ARIN Region AS path length visible:                         4.1
          Max ARIN Region AS path length visible:                          39
      Number of ARIN region 32-bit ASNs visible in the Routing Table:      19
      Number of ARIN addresses announced to Internet:              1061791104
          Equivalent to 63 /8s, 73 /16s and 165 /24s
          Percentage of available ARIN address space announced:          56.2
      
      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,  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:                    117197
          Total RIPE prefixes after maximum aggregation:                59752
          RIPE Deaggregation factor:                                     1.96
      Prefixes being announced from the RIPE address blocks:           120753
          Unique aggregates announced from the RIPE address blocks:     77929
      RIPE Region origin ASes present in the Internet Routing Table:    17166
          RIPE Prefixes per ASN:                                         7.03
      RIPE Region origin ASes announcing only one prefix:                8147
      RIPE Region transit ASes present in the Internet Routing Table:    2805
      Average RIPE Region AS path length visible:                         5.1
          Max RIPE Region AS path length visible:                          57
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    2318
      Number of RIPE addresses announced to Internet:               656487012
          Equivalent to 39 /8s, 33 /16s and 50 /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:                   47766
          Total LACNIC prefixes after maximum aggregation:               9328
          LACNIC Deaggregation factor:                                   5.12
      Prefixes being announced from the LACNIC address blocks:          51844
          Unique aggregates announced from the LACNIC address blocks:   24191
      LACNIC Region origin ASes present in the Internet Routing Table:   1928
          LACNIC Prefixes per ASN:                                      26.89
      LACNIC Region origin ASes announcing only one prefix:               578
      LACNIC Region transit ASes present in the Internet Routing Table:   357
      Average LACNIC Region AS path length visible:                       4.6
          Max LACNIC Region AS path length visible:                        24
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:   761
      Number of LACNIC addresses announced to Internet:             128546088
          Equivalent to 7 /8s, 169 /16s and 117 /24s
          Percentage of available LACNIC address space announced:        76.6
      
      LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                             61440-62463, 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:                  10802
          Total AfriNIC prefixes after maximum aggregation:              2487
          AfriNIC Deaggregation factor:                                  4.34
      Prefixes being announced from the AfriNIC address blocks:         11366
          Unique aggregates announced from the AfriNIC address blocks:   3873
      AfriNIC Region origin ASes present in the Internet Routing Table:   625
          AfriNIC Prefixes per ASN:                                     18.19
      AfriNIC Region origin ASes announcing only one prefix:              186
      AfriNIC Region transit ASes present in the Internet Routing Table:  133
      Average AfriNIC Region AS path length visible:                      4.7
          Max AfriNIC Region AS path length visible:                       18
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:    6
      Number of AfriNIC addresses announced to Internet:             46413824
          Equivalent to 2 /8s, 196 /16s and 56 /24s
          Percentage of available AfriNIC address space announced:       46.1
      
      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     2958      11558         927   Korea Telecom (KIX)
      17974     2512        839          90   PT TELEKOMUNIKASI INDONESIA
       7545     1903        320         109   TPG Internet Pty Ltd
       4755     1725        390         191   TATA Communications formerly 
       9829     1509       1205          40   BSNL National Internet Backbo
       9583     1221         91         502   Sify Limited
       7552     1172       1064          12   Vietel Corporation
       4808     1120       2113         328   CNCGROUP IP network: China169
       9498     1099        309          71   BHARTI Airtel Ltd.
      24560     1069        393         166   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     3016       3693          82   bellsouth.net, inc. 
       7029     2144       1265         211   Windstream Communications Inc
      18566     2067        382         184   Covad Communications 
       1785     1993        677         125   PaeTec Communications, Inc.
      22773     1971       2929         125   Cox Communications, Inc.
      20115     1668       1609         617   Charter Communications 
       4323     1613       1139         399   Time Warner Telecom
      30036     1338        297         649   Mediacom Communications Corp 
       7018     1313      10819         849   AT&T WorldNet Services
      11492     1245        228         320   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     1747        544          16   Corbina telecom
       2118     1390         97          13   EUnet/RELCOM Autonomous Syste
      34984     1185        238         221   BILISIM TELEKOM
      13188      834         99          64   Educational Network
      20940      825        285         654   Akamai Technologies European 
      31148      790         39          20   FreeNet ISP
       8551      772        370          43   Bezeq International
       6830      771       2376         444   UPC Distribution Services
      12479      681        782          67   Uni2 Autonomous System
      34744      671        172          55   SC GVM SISTEM 2003 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     2684       1482         109   NET Servicos de Comunicao S.A
      10620     2625        411         225   TVCABLE BOGOTA 
       7303     1689       1157         219   Telecom Argentina Stet-France
       8151     1242       2701         393   UniNet S.A. de C.V. 
       6503      971        435          68   AVANTEL, S.A. 
      18881      921        780          19   Global Village Telecom 
      27947      822         88          95   Telconet S.A
      11830      710        364          14   Instituto Costarricense de El
       3816      706        306          85   Empresa Nacional de Telecomun
       7738      698       1370          35   Telecomunicacoes da Bahia S.A
      
      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     1237         80           4   MOBITEL
      24863      888        274          32   LINKdotNET AS number
       6713      542        617          25   Itissalat Al-MAGHRIB
       8452      461        956           9   TEDATA
      24835      344         80           8   RAYA Telecom - Egypt
       3741      261        906         220   The Internet Solution 
      15706      222         32           6   Sudatel Internet Exchange Aut
      12258      193         28          67   Vodacom Internet Company 
      29975      191        667          21   Vodacom
      36992      189        527          21   Etisalat MISR
      
      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     3016       3693          82   bellsouth.net, inc. 
       4766     2958      11558         927   Korea Telecom (KIX)
      28573     2684       1482         109   NET Servicos de Comunicao S.A
      10620     2625        411         225   TVCABLE BOGOTA 
      17974     2512        839          90   PT TELEKOMUNIKASI INDONESIA
       7029     2144       1265         211   Windstream Communications Inc
      18566     2067        382         184   Covad Communications 
       1785     1993        677         125   PaeTec Communications, Inc.
      22773     1971       2929         125   Cox Communications, Inc.
       7545     1903        320         109   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      2684        2575      NET Servicos de Comunicao S.A
      17974      2512        2422      PT TELEKOMUNIKASI INDONESIA
      10620      2625        2400      TVCABLE BOGOTA 
       4766      2958        2031      Korea Telecom (KIX)
       7029      2144        1933      Windstream Communications Inc
      18566      2067        1883      Covad Communications 
       1785      1993        1868      PaeTec Communications, Inc.
      22773      1971        1846      Cox Communications, Inc.
       7545      1903        1794      TPG Internet Pty Ltd
       8402      1747        1731      Corbina telecom
      
      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
      128.0.52.0/24        60906     NETOPIA SRL
      128.0.58.0/23         9050     RTD-ROMTELECOM Autonomous Sys
      128.0.60.0/24         9050     RTD-ROMTELECOM Autonomous Sys
      128.0.61.0/24         9050     RTD-ROMTELECOM Autonomous Sys
      128.0.62.0/24         9050     RTD-ROMTELECOM Autonomous Sys
      128.0.63.0/24         9050     RTD-ROMTELECOM Autonomous Sys
      128.0.72.0/21        23456     32-bit ASN transition
      
      Complete listing at http://thyme.rand.apnic.net/current/data-dsua
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      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.
      64.185.231.0/24      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        /8:16       /9:13      /10:29      /11:87      /12:250     
      /13:490     /14:883     /15:1566    /16:12683   /17:6624    /18:11168   
      /19:22067   /20:32025   /21:34139   /22:47347   /23:42141   /24:238728  
      /25:1362    /26:1756    /27:867     /28:43      /29:65      /30:18      
      /31:0       /32:19      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566     2018          2067      Covad Communications 
       6389     1728          3016      bellsouth.net, inc. 
       7029     1612          2144      Windstream Communications Inc
       8402     1451          1747      Corbina telecom
      22773     1281          1971      Cox Communications, Inc.
      36998     1231          1237      MOBITEL
      30036     1211          1338      Mediacom Communications Corp 
      11492     1204          1245      Cable One 
       1785     1062          1993      PaeTec Communications, Inc.
       6983     1008          1134      ITC^Deltacom 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:805       2:744       3:3         4:15        5:876       6:7      
         8:555      12:1917     13:3        14:776      15:11       16:3      
        17:9        20:17       23:276      24:1760     27:1500     31:1275   
        32:43       33:1        34:5        36:44       37:1852     38:872    
        39:2        40:172      41:2772     42:190      44:6        46:1889   
        47:2        49:632      50:691      52:12       54:34       55:9      
        57:26       58:1141     59:568      60:306      61:1391     62:1081   
        63:2035     64:4309     65:2175     66:4363     67:2046     68:1128   
        69:3280     70:872      71:537      72:1944     74:2558     75:412    
        76:307      77:1105     78:1054     79:584      80:1265     81:993    
        82:622      83:556      84:529      85:1150     86:462      87:979    
        88:537      89:1781     90:161      91:5453     92:614      93:1723   
        94:1856     95:1528     96:526      97:344      98:1052     99:41     
       100:30      101:328     103:2559    105:535     106:144     107:210    
       108:520     109:1850    110:869     111:1054    112:509     113:790    
       114:709     115:941     116:895     117:791     118:1068    119:1287   
       120:401     121:719     122:1777    123:1246    124:1351    125:1343   
       128:630     129:216     130:323     131:648     132:339     133:149    
       134:261     135:66      136:221     137:255     138:346     139:196    
       140:207     141:327     142:546     143:405     144:484     145:92     
       146:513     147:405     148:693     149:371     150:158     151:567    
       152:415     153:196     154:44      155:397     156:263     157:400    
       158:276     159:729     160:358     161:428     162:419     163:212    
       164:591     165:452     166:301     167:582     168:1032    169:134    
       170:1029    171:178     172:6       173:1665    174:592     175:469    
       176:1282    177:1960    178:1841    179:6       180:1419    181:423    
       182:1185    183:389     184:675     185:430     186:2300    187:1306   
       188:2148    189:1331    190:6344    192:6599    193:5866    194:4667   
       195:3455    196:1331    197:907     198:4427    199:5291    200:5924   
       201:2416    202:8846    203:8831    204:4514    205:2563    206:2843   
       207:2889    208:4054    209:3627    210:2942    211:1559    212:2106   
       213:1941    214:918     215:98      216:5251    217:1596    218:617    
       219:330     220:1279    221:555     222:319     223:442    
      
      End of report