[pacnog] 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: [pacnog] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 3 Nov 2012 04:52:00 +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 03 Nov, 2012
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              429394
          Prefixes after maximum aggregation:                          179257
          Deaggregation factor:                                          2.40
          Unique aggregates announced to Internet:                     211352
      Total ASes present in the Internet Routing Table:                 42340
          Prefixes per ASN:                                             10.14
      Origin-only ASes present in the Internet Routing Table:           33614
      Origin ASes announcing only one prefix:                           15739
      Transit ASes present in the Internet Routing Table:                5668
      Transit-only ASes present in the Internet Routing Table:            144
      Average AS path length visible in the Internet Routing Table:       4.6
          Max AS path length visible:                                      42
          Max AS path prepend of ASN ( 22394)                              36
      Prefixes from unregistered ASNs in the Routing Table:               928
          Unregistered ASNs in the Routing Table:                         334
      Number of 32-bit ASNs allocated by the RIRs:                       3429
      Number of 32-bit ASNs visible in the Routing Table:                3058
      Prefixes from 32-bit ASNs in the Routing Table:                    8306
      Special use prefixes present in the Routing Table:                   14
      Prefixes being announced from unallocated address space:            161
      Number of addresses announced to Internet:                   2609947628
          Equivalent to 155 /8s, 144 /16s and 163 /24s
          Percentage of available address space announced:               70.5
          Percentage of allocated address space announced:               70.5
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               93.8
      Total number of prefixes smaller than registry allocations:      150664
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   103913
          Total APNIC prefixes after maximum aggregation:               32578
          APNIC Deaggregation factor:                                    3.19
      Prefixes being announced from the APNIC address blocks:          104695
          Unique aggregates announced from the APNIC address blocks:    43002
      APNIC Region origin ASes present in the Internet Routing Table:    4787
          APNIC Prefixes per ASN:                                       21.87
      APNIC Region origin ASes announcing only one prefix:               1245
      APNIC Region transit ASes present in the Internet Routing Table:    781
      Average APNIC Region AS path length visible:                        4.7
          Max APNIC Region AS path length visible:                         26
      Number of APNIC region 32-bit ASNs visible in the Routing Table:    347
      Number of APNIC addresses announced to Internet:              712664992
          Equivalent to 42 /8s, 122 /16s and 103 /24s
          Percentage of available APNIC address space announced:         83.3
      
      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:                    154569
          Total ARIN prefixes after maximum aggregation:                78063
          ARIN Deaggregation factor:                                     1.98
      Prefixes being announced from the ARIN address blocks:           155424
          Unique aggregates announced from the ARIN address blocks:     69585
      ARIN Region origin ASes present in the Internet Routing Table:    15136
          ARIN Prefixes per ASN:                                        10.27
      ARIN Region origin ASes announcing only one prefix:                5706
      ARIN Region transit ASes present in the Internet Routing Table:    1599
      Average ARIN Region AS path length visible:                         4.1
          Max ARIN Region AS path length visible:                          42
      Number of ARIN region 32-bit ASNs visible in the Routing Table:      17
      Number of ARIN addresses announced to Internet:              1087341440
          Equivalent to 64 /8s, 207 /16s and 131 /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:                    108545
          Total RIPE prefixes after maximum aggregation:                57629
          RIPE Deaggregation factor:                                     1.88
      Prefixes being announced from the RIPE address blocks:           111213
          Unique aggregates announced from the RIPE address blocks:     72284
      RIPE Region origin ASes present in the Internet Routing Table:    16924
          RIPE Prefixes per ASN:                                         6.57
      RIPE Region origin ASes announcing only one prefix:                8144
      RIPE Region transit ASes present in the Internet Routing Table:    2745
      Average RIPE Region AS path length visible:                         5.1
          Max RIPE Region AS path length visible:                          28
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    1985
      Number of RIPE addresses announced to Internet:               648584612
          Equivalent to 38 /8s, 168 /16s and 157 /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:                   44337
          Total LACNIC prefixes after maximum aggregation:               8696
          LACNIC Deaggregation factor:                                   5.10
      Prefixes being announced from the LACNIC address blocks:          47804
          Unique aggregates announced from the LACNIC address blocks:   22887
      LACNIC Region origin ASes present in the Internet Routing Table:   1694
          LACNIC Prefixes per ASN:                                      28.22
      LACNIC Region origin ASes announcing only one prefix:               475
      LACNIC Region transit ASes present in the Internet Routing Table:   323
      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:   703
      Number of LACNIC addresses announced to Internet:             118410536
          Equivalent to 7 /8s, 14 /16s and 205 /24s
          Percentage of available LACNIC address space announced:        70.6
      
      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:                   9609
          Total AfriNIC prefixes after maximum aggregation:              2238
          AfriNIC Deaggregation factor:                                  4.29
      Prefixes being announced from the AfriNIC address blocks:         10097
          Unique aggregates announced from the AfriNIC address blocks:   3457
      AfriNIC Region origin ASes present in the Internet Routing Table:   565
          AfriNIC Prefixes per ASN:                                     17.87
      AfriNIC Region origin ASes announcing only one prefix:              169
      AfriNIC Region transit ASes present in the Internet Routing Table:  124
      Average AfriNIC Region AS path length visible:                      4.7
          Max AfriNIC Region AS path length visible:                       25
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:    6
      Number of AfriNIC addresses announced to Internet:             42634240
          Equivalent to 2 /8s, 138 /16s and 140 /24s
          Percentage of available AfriNIC address space announced:       42.4
      
      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     2964      11558         900   Korea Telecom (KIX)
      17974     2430        829          54   PT TELEKOMUNIKASI INDONESIA
       7545     1801        301          88   TPG Internet Pty Ltd
       4755     1618        376         159   TATA Communications formerly 
       9829     1407       1154          41   BSNL National Internet Backbo
       9583     1189         88         507   Sify Limited
       4808     1111       2056         315   CNCGROUP IP network: China169
       7552     1107       1062          11   Vietel Corporation
      24560     1034        385         161   Bharti Airtel Ltd., Telemedia
       9498     1018        310          73   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     3202        991         189   Windstream Communications Inc
       6389     3169       3723         161   bellsouth.net, inc. 
      18566     2084        382         180   Covad Communications 
      22773     1971       2931         129   Cox Communications, Inc.
       1785     1927        678         128   PaeTec Communications, Inc.
      20115     1667       1585         628   Charter Communications 
       4323     1592       1153         392   Time Warner Telecom
      30036     1349        272         751   Mediacom Communications Corp 
       7018     1261      10289         843   AT&T WorldNet Services
       7011     1222        334         692   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     1781        544          16   Corbina telecom
      12479      851        776          64   Uni2 Autonomous System
      34984      824        207         197   BILISIM TELEKOM
      31148      726         37           9   FreeNet ISP
      13188      720         93         137   Educational Network
       6830      715       2313         438   UPC Distribution Services
      20940      706        225         545   Akamai Technologies European 
      58113      601         66         364   LIR DATACENTER TELECOM SRL
       8551      595        364          61   Bezeq International
       3320      497       8440         407   Deutsche Telekom AG
      
      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     2243        382         204   TVCABLE BOGOTA 
      28573     2152       1281          63   NET Servicos de Comunicao S.A
       7303     1662       1132         202   Telecom Argentina Stet-France
       8151     1596       3024         356   UniNet S.A. de C.V. 
       6503     1538        435          67   AVANTEL, S.A. 
      27947      745         77          91   Telconet S.A
       3816      656        309          69   Empresa Nacional de Telecomun
      14420      594         90         103   CORPORACION NACIONAL DE TELEC
      11172      589         85          65   Servicios Alestra S.A de C.V 
       7738      582       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      896        275          36   LINKdotNET AS number
      36998      772         48           3   MOBITEL
       8452      558        958          13   TEDATA
       6713      516        650          19   Itissalat Al-MAGHRIB
      24835      287         80           8   RAYA Telecom - Egypt
       3741      267        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      172        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     3202        991         189   Windstream Communications Inc
       6389     3169       3723         161   bellsouth.net, inc. 
       4766     2964      11558         900   Korea Telecom (KIX)
      17974     2430        829          54   PT TELEKOMUNIKASI INDONESIA
      10620     2243        382         204   TVCABLE BOGOTA 
      28573     2152       1281          63   NET Servicos de Comunicao S.A
      18566     2084        382         180   Covad Communications 
      22773     1971       2931         129   Cox Communications, Inc.
       1785     1927        678         128   PaeTec Communications, Inc.
       7545     1801        301          88   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      3169        3008      bellsouth.net, inc. 
      17974      2430        2376      PT TELEKOMUNIKASI INDONESIA
      28573      2152        2089      NET Servicos de Comunicao S.A
       4766      2964        2064      Korea Telecom (KIX)
      10620      2243        2039      TVCABLE BOGOTA 
      18566      2084        1904      Covad Communications 
      22773      1971        1842      Cox Communications, Inc.
       1785      1927        1799      PaeTec Communications, Inc.
       8402      1781        1765      Corbina telecom
       7545      1801        1713      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
      59505   UNALLOCATED  5.2.65.0/24          50673       Serverius AS
      59505   UNALLOCATED  5.2.66.0/24          50673       Serverius AS
      61408   UNALLOCATED  5.56.0.0/21            174       Cogent Communication
      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
      59581   UNALLOCATED  5.149.8.0/21         25577       C4L main AS
      59457   UNALLOCATED  5.149.64.0/24        35567       DASTO semtel d.o.o.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Prefixes from private and non-routed address space (Global)
      -----------------------------------------------------------
      
      Prefix             Origin AS  Description
      128.0.24.0/21        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<<
      128.0.160.0/21       23456     32-bit ASN transition
      
      Complete listing at http://thyme.rand.apnic.net/current/data-dsua
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      14.192.0.0/22        45464     Room 201, TGU Bldg
      14.192.4.0/22        45464     Room 201, TGU Bldg
      14.192.8.0/22        45464     Room 201, TGU Bldg
      14.192.12.0/22       45464     Room 201, TGU Bldg
      14.192.16.0/22       45464     Room 201, TGU Bldg
      14.192.20.0/22       45464     Room 201, TGU Bldg
      14.192.24.0/22       45464     Room 201, TGU Bldg
      14.192.28.0/22       45464     Room 201, TGU Bldg
      27.112.114.0/24      23884     Proimage Engineering and Comm
      41.220.80.0/24       38925     DAC AS Germany
      
      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       /9:14      /10:29      /11:87      /12:243     
      /13:478     /14:850     /15:1548    /16:12449   /17:6540    /18:10885   
      /19:21262   /20:30632   /21:32608   /22:43083   /23:40287   /24:224132  
      /25:1350    /26:1695    /27:904     /28:182     /29:77      /30:16      
      /31:0       /32:25      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       7029     2643          3202      Windstream Communications Inc
      18566     2034          2084      Covad Communications 
       6389     1786          3169      bellsouth.net, inc. 
       8402     1482          1781      Corbina telecom
      22773     1300          1971      Cox Communications, Inc.
      30036     1266          1349      Mediacom Communications Corp 
      11492     1150          1185      Cable One 
       6503     1054          1538      AVANTEL, S.A. 
       1785     1017          1927      PaeTec Communications, Inc.
       7011      957          1222      Citizens Utilities 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:646       2:799       3:1         4:13        5:589       6:3      
         8:471      12:1945     13:3        14:685      15:11       16:3      
        17:6        20:27       23:211      24:1808     27:1393     31:1031   
        32:54       33:2        34:2        36:7        37:937      38:805    
        39:2        40:137      41:2690     42:176      44:3        46:1629   
        47:2        49:473      50:601      52:12       54:27       55:7      
        56:4        57:27       58:984      59:545      60:237      61:1291   
        62:949      63:1988     64:4244     65:2183     66:4469     67:2092   
        68:1155     69:3207     70:930      71:505      72:1874     74:2603   
        75:479      76:267      77:976      78:1001     79:510      80:1234   
        81:981      82:626      83:541      84:526      85:1154     86:495    
        87:941      88:358      89:1744     90:306      91:5293     92:581    
        93:1385     94:1700     95:1313     96:411      97:324      98:970    
        99:39      100:31      101:289     103:1735    105:514     106:120    
       107:200     108:477     109:1625    110:828     111:976     112:437    
       113:717     114:668     115:875     116:889     117:762     118:958    
       119:1222    120:361     121:694     122:1691    123:1158    124:1338   
       125:1276    128:578     129:199     130:276     131:644     132:310    
       133:142     134:252     135:61      136:228     137:244     138:336    
       139:176     140:491     141:294     142:493     143:377     144:497    
       145:82      146:526     147:273     148:725     149:327     150:159    
       151:206     152:452     153:183     154:21      155:433     156:226    
       157:365     158:286     159:670     160:333     161:414     162:367    
       163:191     164:710     165:448     166:515     167:559     168:1000   
       169:129     170:914     171:154     172:6       173:1712    174:632    
       175:457     176:736     177:1408    178:1623    180:1361    181:166    
       182:1109    183:294     184:615     185:50      186:2251    187:1396   
       188:1730    189:1621    190:5939    192:6029    193:5401    194:4127   
       195:3451    196:1231    197:249     198:3880    199:5076    200:6017   
       201:1968    202:8685    203:8726    204:4395    205:2530    206:2744   
       207:2807    208:4019    209:3597    210:2828    211:1531    212:2087   
       213:1839    214:881     215:75      216:5139    217:1551    218:576    
       219:308     220:1250    221:529     222:337     223:403    
      
      End of report