[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, 1 Dec 2012 04:55:37 +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 01 Dec, 2012
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              434185
          Prefixes after maximum aggregation:                          180393
          Deaggregation factor:                                          2.41
          Unique aggregates announced to Internet:                     212775
      Total ASes present in the Internet Routing Table:                 42729
          Prefixes per ASN:                                             10.16
      Origin-only ASes present in the Internet Routing Table:           33874
      Origin ASes announcing only one prefix:                           15815
      Transit ASes present in the Internet Routing Table:                5690
      Transit-only ASes present in the Internet Routing Table:            135
      Average AS path length visible in the Internet Routing Table:       4.6
          Max AS path length visible:                                      41
          Max AS path prepend of ASN ( 22394)                              35
      Prefixes from unregistered ASNs in the Routing Table:              1103
          Unregistered ASNs in the Routing Table:                         406
      Number of 32-bit ASNs allocated by the RIRs:                       3544
      Number of 32-bit ASNs visible in the Routing Table:                3165
      Prefixes from 32-bit ASNs in the Routing Table:                    8591
      Special use prefixes present in the Routing Table:                   15
      Prefixes being announced from unallocated address space:            146
      Number of addresses announced to Internet:                   2614823628
          Equivalent to 155 /8s, 219 /16s and 10 /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:               93.9
      Total number of prefixes smaller than registry allocations:      153016
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   104809
          Total APNIC prefixes after maximum aggregation:               32640
          APNIC Deaggregation factor:                                    3.21
      Prefixes being announced from the APNIC address blocks:          105681
          Unique aggregates announced from the APNIC address blocks:    43268
      APNIC Region origin ASes present in the Internet Routing Table:    4800
          APNIC Prefixes per ASN:                                       22.02
      APNIC Region origin ASes announcing only one prefix:               1244
      APNIC Region transit ASes present in the Internet Routing Table:    786
      Average APNIC Region AS path length visible:                        4.6
          Max APNIC Region AS path length visible:                         26
      Number of APNIC region 32-bit ASNs visible in the Routing Table:    375
      Number of APNIC addresses announced to Internet:              715311872
          Equivalent to 42 /8s, 162 /16s and 203 /24s
          Percentage of available APNIC address space announced:         83.6
      
      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:                    155613
          Total ARIN prefixes after maximum aggregation:                78549
          ARIN Deaggregation factor:                                     1.98
      Prefixes being announced from the ARIN address blocks:           156347
          Unique aggregates announced from the ARIN address blocks:     69911
      ARIN Region origin ASes present in the Internet Routing Table:    15313
          ARIN Prefixes per ASN:                                        10.21
      ARIN Region origin ASes announcing only one prefix:                5771
      ARIN Region transit ASes present in the Internet Routing Table:    1598
      Average ARIN Region AS path length visible:                         4.1
          Max ARIN Region AS path length visible:                          41
      Number of ARIN region 32-bit ASNs visible in the Routing Table:      18
      Number of ARIN addresses announced to Internet:              1087539840
          Equivalent to 64 /8s, 210 /16s and 138 /24s
          Percentage of available ARIN address space announced:          57.5
      
      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:                    110794
          Total RIPE prefixes after maximum aggregation:                57939
          RIPE Deaggregation factor:                                     1.91
      Prefixes being announced from the RIPE address blocks:           113671
          Unique aggregates announced from the RIPE address blocks:     73036
      RIPE Region origin ASes present in the Internet Routing Table:    16973
          RIPE Prefixes per ASN:                                         6.70
      RIPE Region origin ASes announcing only one prefix:                8130
      RIPE Region transit ASes present in the Internet Routing Table:    2750
      Average RIPE Region AS path length visible:                         5.0
          Max RIPE Region AS path length visible:                          31
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    2051
      Number of RIPE addresses announced to Internet:               648513060
          Equivalent to 38 /8s, 167 /16s and 134 /24s
          Percentage of available RIPE address space announced:          94.3
      
      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:                   44625
          Total LACNIC prefixes after maximum aggregation:               8910
          LACNIC Deaggregation factor:                                   5.01
      Prefixes being announced from the LACNIC address blocks:          48145
          Unique aggregates announced from the LACNIC address blocks:   22869
      LACNIC Region origin ASes present in the Internet Routing Table:   1732
          LACNIC Prefixes per ASN:                                      27.80
      LACNIC Region origin ASes announcing only one prefix:               496
      LACNIC Region transit ASes present in the Internet Routing Table:   330
      Average LACNIC Region AS path length visible:                       4.7
          Max LACNIC Region AS path length visible:                        27
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:   715
      Number of LACNIC addresses announced to Internet:             120089384
          Equivalent to 7 /8s, 40 /16s and 107 /24s
          Percentage of available LACNIC address space announced:        71.6
      
      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:                   9637
          Total AfriNIC prefixes after maximum aggregation:              2298
          AfriNIC Deaggregation factor:                                  4.19
      Prefixes being announced from the AfriNIC address blocks:         10195
          Unique aggregates announced from the AfriNIC address blocks:   3564
      AfriNIC Region origin ASes present in the Internet Routing Table:   578
          AfriNIC Prefixes per ASN:                                     17.64
      AfriNIC Region origin ASes announcing only one prefix:              174
      AfriNIC Region transit ASes present in the Internet Routing Table:  131
      Average AfriNIC Region AS path length visible:                      4.7
          Max AfriNIC Region AS path length visible:                       16
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:    6
      Number of AfriNIC addresses announced to Internet:             43071488
          Equivalent to 2 /8s, 145 /16s and 56 /24s
          Percentage of available AfriNIC address space announced:       42.8
      
      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     2942      11557         900   Korea Telecom (KIX)
      17974     2431        826          46   PT TELEKOMUNIKASI INDONESIA
       7545     1811        301          90   TPG Internet Pty Ltd
       4755     1625        374         159   TATA Communications formerly 
       9829     1412       1155          42   BSNL National Internet Backbo
       9583     1182         88         499   Sify Limited
       7552     1142       1062          11   Vietel Corporation
       4808     1126       2056         317   CNCGROUP IP network: China169
      24560     1040        385         165   Bharti Airtel Ltd., Telemedia
       9498     1032        310          74   BHARTI Airtel Ltd.
      
      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
       7029     3196        994         218   Windstream Communications Inc
       6389     3145       3719         148   bellsouth.net, inc. 
      18566     2083        382         180   Covad Communications 
      22773     1938       2932         131   Cox Communications, Inc.
       1785     1935        678         124   PaeTec Communications, Inc.
      20115     1684       1607         625   Charter Communications 
       4323     1589       1153         394   Time Warner Telecom
      30036     1360        280         750   Mediacom Communications Corp 
       7018     1279      10275         848   AT&T WorldNet Services
       7011     1223        334         693   Citizens Utilities 
      
      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     1715        544          16   Corbina telecom
      12479      856        777          64   Uni2 Autonomous System
      34984      849        210         215   BILISIM TELEKOM
       2118      784         97          15   EUnet/RELCOM Autonomous Syste
      13188      742         94         132   Educational Network
      31148      738         38          13   FreeNet ISP
       6830      717       2313         436   UPC Distribution Services
      20940      705        227         545   Akamai Technologies European 
       8551      603        367          39   Bezeq International
      58113      603         68         366   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
      10620     2261        386         206   TVCABLE BOGOTA 
      28573     2160       1285          66   NET Servicos de Comunicao S.A
       7303     1668       1138         201   Telecom Argentina Stet-France
       8151     1601       3022         356   UniNet S.A. de C.V. 
       6503     1538        435          67   AVANTEL, S.A. 
      27947      754         77          92   Telconet S.A
       3816      659        309          70   Empresa Nacional de Telecomun
      11172      603         85          68   Servicios Alestra S.A de C.V 
      18881      595        716          18   Global Village Telecom 
       7738      579       1178          33   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
      24863      873        274          36   LINKdotNET AS number
      36998      772         48           3   MOBITEL
       8452      536        958          13   TEDATA
       6713      519        666          20   Itissalat Al-MAGHRIB
      24835      289         80           8   RAYA Telecom - Egypt
       3741      268        906         225   The Internet Solution 
      12258      194         28          66   Vodacom Internet Company 
      15706      191         32           6   Sudatel Internet Exchange Aut
      29975      191        667          21   Vodacom
      16637      179        697          88   MTN Network Solutions
      
      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
       7029     3196        994         218   Windstream Communications Inc
       6389     3145       3719         148   bellsouth.net, inc. 
       4766     2942      11557         900   Korea Telecom (KIX)
      17974     2431        826          46   PT TELEKOMUNIKASI INDONESIA
      10620     2261        386         206   TVCABLE BOGOTA 
      28573     2160       1285          66   NET Servicos de Comunicao S.A
      18566     2083        382         180   Covad Communications 
      22773     1938       2932         131   Cox Communications, Inc.
       1785     1935        678         124   PaeTec Communications, Inc.
       7545     1811        301          90   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
       6389      3145        2997      bellsouth.net, inc. 
      17974      2431        2385      PT TELEKOMUNIKASI INDONESIA
      28573      2160        2094      NET Servicos de Comunicao S.A
      10620      2261        2055      TVCABLE BOGOTA 
       4766      2942        2042      Korea Telecom (KIX)
      18566      2083        1903      Covad Communications 
       1785      1935        1811      PaeTec Communications, Inc.
      22773      1938        1807      Cox Communications, Inc.
       7545      1811        1721      TPG Internet Pty Ltd
       8402      1715        1699      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
      59505   UNALLOCATED  5.2.65.0/24          50673       Serverius AS
      59505   UNALLOCATED  5.2.66.0/24          50673       Serverius AS
      59530   UNALLOCATED  5.8.182.0/24         31261       GARS Telecom
      61408   UNALLOCATED  5.56.0.0/21            174       Cogent Communication
      61395   UNALLOCATED  5.83.56.0/22          3292       TDC Tele Danmark
      59414   UNALLOCATED  5.102.144.0/21       15576       Nextra backbone in D
      59395   UNALLOCATED  5.133.16.0/21         3549       Global Crossing 
      59407   UNALLOCATED  5.134.16.0/21        51167       Giga-Hosting GmbH
      59521   UNALLOCATED  5.134.192.0/21       29518       Labs2
      59441   UNALLOCATED  5.144.128.0/21       50810       Mobin Net Communicat
      
      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
      128.0.24.0/21        41794     Altline LLC
      128.0.64.0/22        49466     Declic Telecom SAS
      128.0.68.0/22        49466     Declic Telecom SAS
      128.0.72.0/21        23456     32-bit ASN transition
      128.0.80.0/20        52041     Timer LTD
      128.0.104.0/23       51848     FOP Gabidullina Ludmila Nikol
      128.0.106.0/24       23456     32-bit ASN transition
      128.0.128.0/20       29285     AMT closed joint-stock compan
      128.0.144.0/22       59675     >>UNKNOWN<<
      
      Complete listing at http://thyme.rand.apnic.net/current/data-dsua
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      27.112.114.0/24      23884     Proimage Engineering and Comm
      41.222.80.0/21       37110     Moztel LDA
      41.223.108.0/22      36966     >>UNKNOWN<<
      62.12.96.0/19        38478     SunnyVision Limited
      62.61.220.0/24       24974     Tachyon Europe BV - Wireless 
      62.61.221.0/24       24974     Tachyon Europe BV - Wireless 
      64.66.32.0/20        18864     >>UNKNOWN<<
      64.187.208.0/24        174     Cogent Communications
      64.187.209.0/24      23005     Power Pulse 
      65.111.1.0/24        32258     SDN Global 
      
      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        /8:18       /9:13      /10:29      /11:88      /12:243     
      /13:478     /14:858     /15:1555    /16:12467   /17:6553    /18:10881   
      /19:21495   /20:30777   /21:32846   /22:43646   /23:40544   /24:227407  
      /25:1363    /26:1734    /27:885     /28:184     /29:79      /30:17      
      /31:0       /32:25      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       7029     2620          3196      Windstream Communications Inc
      18566     2033          2083      Covad Communications 
       6389     1781          3145      bellsouth.net, inc. 
       8402     1424          1715      Corbina telecom
      22773     1273          1938      Cox Communications, Inc.
      30036     1273          1360      Mediacom Communications Corp 
      11492     1146          1181      Cable One 
       6503     1054          1538      AVANTEL, S.A. 
       1785     1021          1935      PaeTec Communications, Inc.
       7011      958          1223      Citizens Utilities 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:646       2:753       3:1         4:13        5:660       6:3      
         8:488      12:1953     13:3        14:701      15:10       16:3      
        17:6        20:27       23:217      24:1779     27:1416     31:1297   
        32:54       33:2        34:2        36:7        37:1057     38:845    
        39:2        40:140      41:2624     42:179      44:3        46:1699   
        47:3        49:507      50:619      52:12       54:27       55:7      
        57:28       58:1067     59:550      60:234      61:1287     62:1026   
        63:2022     64:4332     65:2200     66:4499     67:2100     68:1165   
        69:3238     70:926      71:557      72:1893     74:2622     75:479    
        76:299      77:986      78:1020     79:506      80:1227     81:982    
        82:632      83:540      84:529      85:1159     86:477      87:960    
        88:354      89:1744     90:305      91:5352     92:590      93:1574   
        94:2014     95:1202     96:408      97:323      98:972      99:40     
       100:31      101:285     103:1868    105:516     106:119     107:202    
       108:487     109:1669    110:814     111:972     112:459     113:737    
       114:643     115:898     116:888     117:777     118:962     119:1253   
       120:376     121:678     122:1738    123:1179    124:1326    125:1290   
       128:572     129:201     130:294     131:666     132:317     133:143    
       134:254     135:62      136:215     137:238     138:340     139:168    
       140:492     141:294     142:499     143:363     144:492     145:83     
       146:523     147:287     148:735     149:330     150:155     151:221    
       152:398     153:183     154:22      155:440     156:226     157:375    
       158:279     159:673     160:335     161:414     162:370     163:192    
       164:581     165:449     166:479     167:561     168:980     169:130    
       170:977     171:151     172:6       173:1699    174:640     175:441    
       176:889     177:1451    178:1681    180:1351    181:178     182:1116   
       183:303     184:621     185:104     186:2065    187:1437    188:1790   
       189:1603    190:5975    192:6064    193:5428    194:4395    195:3659   
       196:1238    197:272     198:3951    199:5098    200:6018    201:1971   
       202:8803    203:8741    204:4439    205:2554    206:2759    207:2802   
       208:4067    209:3651    210:2900    211:1527    212:2149    213:1870   
       214:886     215:74      216:5180    217:1605    218:588     219:311    
       220:1258    221:533     222:336     223:419    
      
      End of report