[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, 3 Aug 2013 04:33:39 +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 Aug, 2013
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              462161
          Prefixes after maximum aggregation:                          186936
          Deaggregation factor:                                          2.47
          Unique aggregates announced to Internet:                     228387
      Total ASes present in the Internet Routing Table:                 44607
          Prefixes per ASN:                                             10.36
      Origin-only ASes present in the Internet Routing Table:           34905
      Origin ASes announcing only one prefix:                           16176
      Transit ASes present in the Internet Routing Table:                5877
      Transit-only ASes present in the Internet Routing Table:            159
      Average AS path length visible in the Internet Routing Table:       4.6
          Max AS path length visible:                                      29
          Max AS path prepend of ASN ( 36992)                              22
      Prefixes from unregistered ASNs in the Routing Table:              3785
          Unregistered ASNs in the Routing Table:                        1451
      Number of 32-bit ASNs allocated by the RIRs:                       4919
      Number of 32-bit ASNs visible in the Routing Table:                3825
      Prefixes from 32-bit ASNs in the Routing Table:                   11480
      Special use prefixes present in the Routing Table:                   29
      Prefixes being announced from unallocated address space:            280
      Number of addresses announced to Internet:                   2631038412
          Equivalent to 156 /8s, 210 /16s and 117 /24s
          Percentage of available address space announced:               71.1
          Percentage of allocated address space announced:               71.1
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               94.8
      Total number of prefixes smaller than registry allocations:      162245
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   111245
          Total APNIC prefixes after maximum aggregation:               33944
          APNIC Deaggregation factor:                                    3.28
      Prefixes being announced from the APNIC address blocks:          113001
          Unique aggregates announced from the APNIC address blocks:    46108
      APNIC Region origin ASes present in the Internet Routing Table:    4859
          APNIC Prefixes per ASN:                                       23.26
      APNIC Region origin ASes announcing only one prefix:               1220
      APNIC Region transit ASes present in the Internet Routing Table:    822
      Average APNIC Region AS path length visible:                        4.7
          Max APNIC Region AS path length visible:                         28
      Number of APNIC region 32-bit ASNs visible in the Routing Table:    624
      Number of APNIC addresses announced to Internet:              725607392
          Equivalent to 43 /8s, 63 /16s and 227 /24s
          Percentage of available APNIC address space announced:         84.8
      
      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:                    159988
          Total ARIN prefixes after maximum aggregation:                80604
          ARIN Deaggregation factor:                                     1.98
      Prefixes being announced from the ARIN address blocks:           160571
          Unique aggregates announced from the ARIN address blocks:     74210
      ARIN Region origin ASes present in the Internet Routing Table:    15784
          ARIN Prefixes per ASN:                                        10.17
      ARIN Region origin ASes announcing only one prefix:                5989
      ARIN Region transit ASes present in the Internet Routing Table:    1648
      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:              1067855936
          Equivalent to 63 /8s, 166 /16s and 48 /24s
          Percentage of available ARIN address space announced:          56.5
      
      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, 62464-63487, 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:                    118234
          Total RIPE prefixes after maximum aggregation:                60308
          RIPE Deaggregation factor:                                     1.96
      Prefixes being announced from the RIPE address blocks:           122020
          Unique aggregates announced from the RIPE address blocks:     78392
      RIPE Region origin ASes present in the Internet Routing Table:    17320
          RIPE Prefixes per ASN:                                         7.05
      RIPE Region origin ASes announcing only one prefix:                8206
      RIPE Region transit ASes present in the Internet Routing Table:    2823
      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:    2383
      Number of RIPE addresses announced to Internet:               656244132
          Equivalent to 39 /8s, 29 /16s and 125 /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:                   49579
          Total LACNIC prefixes after maximum aggregation:               9506
          LACNIC Deaggregation factor:                                   5.22
      Prefixes being announced from the LACNIC address blocks:          54151
          Unique aggregates announced from the LACNIC address blocks:   25483
      LACNIC Region origin ASes present in the Internet Routing Table:   1990
          LACNIC Prefixes per ASN:                                      27.21
      LACNIC Region origin ASes announcing only one prefix:               574
      LACNIC Region transit ASes present in the Internet Routing Table:   363
      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:   793
      Number of LACNIC addresses announced to Internet:             134428168
          Equivalent to 8 /8s, 3 /16s and 54 /24s
          Percentage of available LACNIC address space announced:        80.1
      
      LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                             61440-61951, 262144-263679 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:                  11548
          Total AfriNIC prefixes after maximum aggregation:              2534
          AfriNIC Deaggregation factor:                                  4.56
      Prefixes being announced from the AfriNIC address blocks:         12138
          Unique aggregates announced from the AfriNIC address blocks:   3934
      AfriNIC Region origin ASes present in the Internet Routing Table:   643
          AfriNIC Prefixes per ASN:                                     18.88
      AfriNIC Region origin ASes announcing only one prefix:              187
      AfriNIC Region transit ASes present in the Internet Routing Table:  129
      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:             46568960
          Equivalent to 2 /8s, 198 /16s and 150 /24s
          Percentage of available AfriNIC address space announced:       46.3
      
      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     2918      11561         917   Korea Telecom (KIX)
      17974     2651        871          92   PT TELEKOMUNIKASI INDONESIA
       7545     2037        320         111   TPG Internet Pty Ltd
       4755     1782        393         201   TATA Communications formerly 
       9829     1537       1221          45   BSNL National Internet Backbo
       9583     1223         92         504   Sify Limited
       9498     1176        309          71   BHARTI Airtel Ltd.
       4808     1159       2133         336   CNCGROUP IP network: China169
       7552     1131       1080          13   Vietel Corporation
      24560     1087        394         164   Bharti Airtel Ltd., Telemedia
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6389     2981       3689          63   bellsouth.net, inc. 
      18566     2065        382         184   Covad Communications 
       1785     2004        679         124   PaeTec Communications, Inc.
      22773     2001       2927         123   Cox Communications, Inc.
      20115     1671       1623         622   Charter Communications 
       4323     1618       1105         406   Time Warner Telecom
        701     1517      11093         804   UUNET Technologies, Inc. 
      30036     1356        307         653   Mediacom Communications Corp 
       7018     1318      11037         830   AT&T WorldNet Services
      11492     1221        218         363   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     1605        544          16   Corbina telecom
      34984     1299        244         221   BILISIM TELEKOM
       2118     1155         97          13   EUnet/RELCOM Autonomous Syste
      31148      977         43          19   FreeNet ISP
      20940      958        336         743   Akamai Technologies European 
       6830      848       2371         431   UPC Distribution Services
      13188      840         98          78   Educational Network
       8551      780        370          45   Bezeq International
      12479      678        796          52   Uni2 Autonomous System
       9198      595        343          21   Kazakhtelecom Data Network Ad
      
      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     2973       1591         110   NET Servicos de Comunicao S.A
      10620     2652        421         228   TVCABLE BOGOTA 
       7303     1728       1156         220   Telecom Argentina Stet-France
       8151     1276       2756         386   UniNet S.A. de C.V. 
      18881     1271        844          20   Global Village Telecom 
      27947      836         94          90   Telconet S.A
       6503      819        434          63   AVANTEL, S.A. 
      11830      749        364          15   Instituto Costarricense de El
       3816      722        302          83   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     1860        112           5   MOBITEL
      24863      875        274          30   LINKdotNET AS number
       6713      542        617          25   Itissalat Al-MAGHRIB
       8452      435        956           9   TEDATA
      24835      279         80           8   RAYA Telecom - Egypt
       3741      258        921         217   The Internet Solution 
      15706      221         32           6   Sudatel Internet Exchange Aut
      29571      220         17          12   Ci Telecom Autonomous system 
      36992      209        527          22   Etisalat MISR
      12258      193         28          71   Vodacom Internet Company 
      
      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     2981       3689          63   bellsouth.net, inc. 
      28573     2973       1591         110   NET Servicos de Comunicao S.A
       4766     2918      11561         917   Korea Telecom (KIX)
      10620     2652        421         228   TVCABLE BOGOTA 
      17974     2651        871          92   PT TELEKOMUNIKASI INDONESIA
      18566     2065        382         184   Covad Communications 
       7545     2037        320         111   TPG Internet Pty Ltd
       1785     2004        679         124   PaeTec Communications, Inc.
      22773     2001       2927         123   Cox Communications, Inc.
      36998     1860        112           5   MOBITEL
      
      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      2973        2863      NET Servicos de Comunicao S.A
      17974      2651        2559      PT TELEKOMUNIKASI INDONESIA
      10620      2652        2424      TVCABLE BOGOTA 
       4766      2918        2001      Korea Telecom (KIX)
       7545      2037        1926      TPG Internet Pty Ltd
      18566      2065        1881      Covad Communications 
       1785      2004        1880      PaeTec Communications, Inc.
      22773      2001        1878      Cox Communications, Inc.
      36998      1860        1855      MOBITEL
       8402      1605        1589      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 
      30621   UNALLOCATED  12.151.74.0/23        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          2541     >>UNKNOWN<<
      128.0.16.0/21        43568     RIPE Network Coordination Cen
      128.0.24.0/21        41794     Altline LLC
      128.0.40.0/24        60449     >>UNKNOWN<<
      128.0.42.0/24        60619     >>UNKNOWN<<
      128.0.43.0/24        60619     >>UNKNOWN<<
      128.0.45.0/24        60657     >>UNKNOWN<<
      128.0.46.0/23        39743     Mobimax Telecom SRL
      128.0.53.0/24        60993     Totalsoft SA
      128.0.54.0/24        60972     Carpatair SA
      
      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 
      62.182.96.0/23       15830     TELECITY London
      64.185.224.0/24      27431     JTL Networks Inc.
      64.185.225.0/24      27431     JTL Networks Inc.
      64.185.226.0/24      27431     JTL Networks Inc.
      64.185.227.0/24      27431     JTL Networks Inc.
      64.185.228.0/24      27431     JTL Networks Inc.
      64.185.229.0/24      27431     JTL Networks Inc.
      64.185.230.0/24      27431     JTL Networks Inc.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:16       /9:11      /10:30      /11:92      /12:249     
      /13:479     /14:905     /15:1601    /16:12738   /17:6640    /18:11090   
      /19:22524   /20:32191   /21:34694   /22:48720   /23:42665   /24:243597  
      /25:1285    /26:1642    /27:839     /28:44      /29:74      /30:17      
      /31:0       /32:18      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566     2016          2065      Covad Communications 
      36998     1825          1860      MOBITEL
       6389     1715          2981      bellsouth.net, inc. 
       8402     1304          1605      Corbina telecom
      22773     1303          2001      Cox Communications, Inc.
      30036     1218          1356      Mediacom Communications Corp 
      11492     1182          1221      Cable One 
       1785     1078          2004      PaeTec Communications, Inc.
       6983     1020          1147      ITC^Deltacom 
      10620      987          2652      TVCABLE BOGOTA 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:829       2:695       3:3         4:19        5:909       6:17     
         8:580      12:1923     13:2        14:870      15:11       16:3      
        17:10       20:17       23:297      24:1770     27:1527     31:1354   
        32:45       33:2        34:5        36:71       37:1845     38:892    
        39:2        40:175      41:3280     42:249      44:8        46:1957   
        47:2        49:650      50:830      52:12       54:37       55:7      
        57:26       58:1164     59:614      60:332      61:1500     62:1177   
        63:2008     64:4348     65:2148     66:4190     67:2023     68:1093   
        69:3290     70:799      71:490      72:1914     74:2505     75:324    
        76:305      77:1123     78:1034     79:610      80:1288     81:1013   
        82:630      83:584      84:578      85:1235     86:466      87:1021   
        88:533      89:1804     90:154      91:5522     92:633      93:1685   
        94:1923     95:1629     96:592      97:344      98:1028     99:44     
       100:29      101:592     103:3079    105:523     106:139     107:208    
       108:520     109:1824    110:946     111:1073    112:564     113:816    
       114:701     115:1100    116:957     117:804     118:1144    119:1284   
       120:362     121:852     122:1803    123:1239    124:1370    125:1395   
       128:635     129:218     130:310     131:669     132:361     133:160    
       134:270     135:72      136:257     137:245     138:344     139:189    
       140:201     141:320     142:532     143:392     144:512     145:92     
       146:527     147:422     148:663     149:351     150:154     151:585    
       152:414     153:190     154:29      155:420     156:275     157:402    
       158:276     159:742     160:349     161:455     162:514     163:223    
       164:582     165:514     166:254     167:598     168:1026    169:126    
       170:1062    171:186     172:23      173:1576    174:556     175:501    
       176:1168    177:2121    178:1888    179:72      180:1507    181:595    
       182:1293    183:420     184:674     185:703     186:2317    187:1380   
       188:1888    189:1329    190:6827    192:6812    193:5625    194:4708   
       195:3587    196:1322    197:990     198:4565    199:5372    200:6002   
       201:2443    202:8787    203:8876    204:4512    205:2595    206:2826   
       207:2895    208:4002    209:3596    210:2937    211:1530    212:2240   
       213:2014    214:912     215:99      216:5252    217:1636    218:617    
       219:332     220:1274    221:551     222:318     223:462    
      
      End of report