[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, 18 May 2013 04:34:26 +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 18 May, 2013
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              454719
          Prefixes after maximum aggregation:                          185412
          Deaggregation factor:                                          2.45
          Unique aggregates announced to Internet:                     224945
      Total ASes present in the Internet Routing Table:                 44101
          Prefixes per ASN:                                             10.31
      Origin-only ASes present in the Internet Routing Table:           34624
      Origin ASes announcing only one prefix:                           16102
      Transit ASes present in the Internet Routing Table:                5833
      Transit-only ASes present in the Internet Routing Table:            152
      Average AS path length visible in the Internet Routing Table:       4.6
          Max AS path length visible:                                      30
          Max AS path prepend of ASN ( 19037)                              22
      Prefixes from unregistered ASNs in the Routing Table:               320
          Unregistered ASNs in the Routing Table:                         136
      Number of 32-bit ASNs allocated by the RIRs:                       4770
      Number of 32-bit ASNs visible in the Routing Table:                3644
      Prefixes from 32-bit ASNs in the Routing Table:                   10428
      Special use prefixes present in the Routing Table:                   23
      Prefixes being announced from unallocated address space:            260
      Number of addresses announced to Internet:                   2616500460
          Equivalent to 155 /8s, 244 /16s and 160 /24s
          Percentage of available address space announced:               70.7
          Percentage of allocated address space announced:               70.7
          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:      160213
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   109185
          Total APNIC prefixes after maximum aggregation:               33486
          APNIC Deaggregation factor:                                    3.26
      Prefixes being announced from the APNIC address blocks:          110553
          Unique aggregates announced from the APNIC address blocks:    44986
      APNIC Region origin ASes present in the Internet Routing Table:    4845
          APNIC Prefixes per ASN:                                       22.82
      APNIC Region origin ASes announcing only one prefix:               1226
      APNIC Region transit ASes present in the Internet Routing Table:    823
      Average APNIC Region AS path length visible:                        4.7
          Max APNIC Region AS path length visible:                         30
      Number of APNIC region 32-bit ASNs visible in the Routing Table:    527
      Number of APNIC addresses announced to Internet:              722376416
          Equivalent to 43 /8s, 14 /16s and 150 /24s
          Percentage of available APNIC address space announced:         84.4
      
      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:                    159587
          Total ARIN prefixes after maximum aggregation:                80307
          ARIN Deaggregation factor:                                     1.99
      Prefixes being announced from the ARIN address blocks:           160174
          Unique aggregates announced from the ARIN address blocks:     73630
      ARIN Region origin ASes present in the Internet Routing Table:    15701
          ARIN Prefixes per ASN:                                        10.20
      ARIN Region origin ASes announcing only one prefix:                5977
      ARIN Region transit ASes present in the Internet Routing Table:    1634
      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:      19
      Number of ARIN addresses announced to Internet:              1062085504
          Equivalent to 63 /8s, 78 /16s and 35 /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:                    117001
          Total RIPE prefixes after maximum aggregation:                59797
          RIPE Deaggregation factor:                                     1.96
      Prefixes being announced from the RIPE address blocks:           120559
          Unique aggregates announced from the RIPE address blocks:     77886
      RIPE Region origin ASes present in the Internet Routing Table:    17174
          RIPE Prefixes per ASN:                                         7.02
      RIPE Region origin ASes announcing only one prefix:                8142
      RIPE Region transit ASes present in the Internet Routing Table:    2800
      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:    2332
      Number of RIPE addresses announced to Internet:               656203364
          Equivalent to 39 /8s, 28 /16s and 222 /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:                   47606
          Total LACNIC prefixes after maximum aggregation:               9289
          LACNIC Deaggregation factor:                                   5.12
      Prefixes being announced from the LACNIC address blocks:          51794
          Unique aggregates announced from the LACNIC address blocks:   24339
      LACNIC Region origin ASes present in the Internet Routing Table:   1932
          LACNIC Prefixes per ASN:                                      26.81
      LACNIC Region origin ASes announcing only one prefix:               573
      LACNIC Region transit ASes present in the Internet Routing Table:   353
      Average LACNIC Region AS path length visible:                       4.8
          Max LACNIC Region AS path length visible:                        25
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:   760
      Number of LACNIC addresses announced to Internet:             129090344
          Equivalent to 7 /8s, 177 /16s and 195 /24s
          Percentage of available LACNIC address space announced:        76.9
      
      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:                  10824
          Total AfriNIC prefixes after maximum aggregation:              2492
          AfriNIC Deaggregation factor:                                  4.34
      Prefixes being announced from the AfriNIC address blocks:         11379
          Unique aggregates announced from the AfriNIC address blocks:   3870
      AfriNIC Region origin ASes present in the Internet Routing Table:   625
          AfriNIC Prefixes per ASN:                                     18.21
      AfriNIC Region origin ASes announcing only one prefix:              184
      AfriNIC Region transit ASes present in the Internet Routing Table:  134
      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:             46428416
          Equivalent to 2 /8s, 196 /16s and 113 /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      11559         924   Korea Telecom (KIX)
      17974     2513        839          90   PT TELEKOMUNIKASI INDONESIA
       7545     1980        320         108   TPG Internet Pty Ltd
       4755     1729        391         192   TATA Communications formerly 
       9829     1510       1205          40   BSNL National Internet Backbo
       9583     1219         91         502   Sify Limited
       7552     1171       1064          12   Vietel Corporation
       4808     1121       2112         328   CNCGROUP IP network: China169
       9498     1109        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     3020       3693          81   bellsouth.net, inc. 
       7029     2143       1265         211   Windstream Communications Inc
      18566     2067        382         184   Covad Communications 
       1785     1989        677         123   PaeTec Communications, Inc.
      22773     1974       2929         125   Cox Communications, Inc.
      20115     1668       1608         617   Charter Communications 
       4323     1620       1139         401   Time Warner Telecom
      30036     1327        295         643   Mediacom Communications Corp 
       7018     1311      10819         848   AT&T WorldNet Services
      11492     1231        220         345   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     1773        544          16   Corbina telecom
       2118     1309         97          13   EUnet/RELCOM Autonomous Syste
      34984     1204        240         228   BILISIM TELEKOM
      20940      832        286         659   Akamai Technologies European 
      13188      820         97          84   Educational Network
      31148      792         39          22   FreeNet ISP
       8551      772        370          43   Bezeq International
       6830      770       2376         443   UPC Distribution Services
      12479      686        782          67   Uni2 Autonomous System
      34744      676        173          56   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     2732       1528         113   NET Servicos de Comunicao S.A
      10620     2631        412         224   TVCABLE BOGOTA 
       7303     1723       1153         221   Telecom Argentina Stet-France
       8151     1247       2705         394   UniNet S.A. de C.V. 
       6503      979        435          68   AVANTEL, S.A. 
      18881      940        780          19   Global Village Telecom 
      27947      840         89          99   Telconet S.A
       3816      706        306          85   Empresa Nacional de Telecomun
       7738      698       1370          35   Telecomunicacoes da Bahia S.A
      11172      608         87          64   Servicios Alestra S.A de C.V 
      
      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      885        274          32   LINKdotNET AS number
       6713      542        617          25   Itissalat Al-MAGHRIB
       8452      445        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          22   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     3020       3693          81   bellsouth.net, inc. 
       4766     2958      11559         924   Korea Telecom (KIX)
      28573     2732       1528         113   NET Servicos de Comunicao S.A
      10620     2631        412         224   TVCABLE BOGOTA 
      17974     2513        839          90   PT TELEKOMUNIKASI INDONESIA
       7029     2143       1265         211   Windstream Communications Inc
      18566     2067        382         184   Covad Communications 
       1785     1989        677         123   PaeTec Communications, Inc.
       7545     1980        320         108   TPG Internet Pty Ltd
      22773     1974       2929         125   Cox Communications, Inc.
      
      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      2732        2619      NET Servicos de Comunicao S.A
      17974      2513        2423      PT TELEKOMUNIKASI INDONESIA
      10620      2631        2407      TVCABLE BOGOTA 
       4766      2958        2034      Korea Telecom (KIX)
       7029      2143        1932      Windstream Communications Inc
      18566      2067        1883      Covad Communications 
       7545      1980        1872      TPG Internet Pty Ltd
       1785      1989        1866      PaeTec Communications, Inc.
      22773      1974        1849      Cox Communications, Inc.
       8402      1773        1757      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
      128.0.46.0/23        39743     Mobimax Telecom SRL
      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
      
      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      /10:30      /11:87      /12:248     
      /13:490     /14:882     /15:1567    /16:12689   /17:6625    /18:11182   
      /19:22118   /20:32017   /21:34142   /22:47283   /23:42242   /24:239077  
      /25:1308    /26:1689    /27:868     /28:44      /29:66      /30:18      
      /31:0       /32:18      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566     2018          2067      Covad Communications 
       6389     1733          3020      bellsouth.net, inc. 
       7029     1611          2143      Windstream Communications Inc
       8402     1469          1773      Corbina telecom
      22773     1283          1974      Cox Communications, Inc.
      36998     1231          1237      MOBITEL
      30036     1197          1327      Mediacom Communications Corp 
      11492     1192          1231      Cable One 
       1785     1062          1989      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)
      ----------------------------------------------
      
         1:803       2:756       3:3         4:15        5:879       6:7      
         8:557      12:1933     13:3        14:820      15:11       16:3      
        17:9        20:17       23:281      24:1767     27:1511     31:1286   
        32:43       33:2        34:5        36:28       37:1849     38:875    
        39:2        40:172      41:2785     42:192      44:6        46:1897   
        47:2        49:637      50:708      52:12       54:35       55:7      
        57:26       58:1141     59:571      60:313      61:1391     62:1090   
        63:2026     64:4327     65:2195     66:4359     67:2063     68:1128   
        69:3279     70:880      71:537      72:1924     74:2559     75:416    
        76:308      77:1111     78:1046     79:591      80:1255     81:994    
        82:624      83:557      84:530      85:1161     86:462      87:980    
        88:536      89:1792     90:162      91:5478     92:587      93:1706   
        94:1833     95:1490     96:529      97:344      98:1053     99:41     
       100:31      101:329     103:2593    105:519     106:153     107:209    
       108:520     109:1851    110:882     111:1053    112:516     113:799    
       114:710     115:946     116:912     117:789     118:1073    119:1287   
       120:408     121:724     122:1795    123:1215    124:1348    125:1354   
       128:637     129:224     130:325     131:653     132:341     133:149    
       134:262     135:66      136:221     137:265     138:345     139:197    
       140:207     141:327     142:549     143:382     144:485     145:92     
       146:514     147:405     148:696     149:373     150:160     151:569    
       152:418     153:199     154:43      155:394     156:264     157:399    
       158:277     159:729     160:357     161:427     162:434     163:218    
       164:594     165:450     166:300     167:585     168:1037    169:133    
       170:1026    171:178     172:22      173:1668    174:592     175:489    
       176:1291    177:2035    178:1875    179:6       180:1431    181:388    
       182:1210    183:379     184:677     185:438     186:2272    187:1322   
       188:2145    189:1358    190:6310    192:6653    193:5865    194:4630   
       195:3420    196:1332    197:906     198:4462    199:5290    200:5924   
       201:2252    202:8874    203:8844    204:4507    205:2569    206:2841   
       207:2897    208:4072    209:3623    210:2957    211:1559    212:2107   
       213:1952    214:914     215:98      216:5241    217:1605    218:615    
       219:330     220:1279    221:555     222:319     223:442    
      
      End of report