[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, 27 Jul 2013 04:36:00 +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 27 Jul, 2013
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              460435
          Prefixes after maximum aggregation:                          186881
          Deaggregation factor:                                          2.46
          Unique aggregates announced to Internet:                     228600
      Total ASes present in the Internet Routing Table:                 44598
          Prefixes per ASN:                                             10.32
      Origin-only ASes present in the Internet Routing Table:           34884
      Origin ASes announcing only one prefix:                           16214
      Transit ASes present in the Internet Routing Table:                5907
      Transit-only ASes present in the Internet Routing Table:            148
      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:              3375
          Unregistered ASNs in the Routing Table:                        1298
      Number of 32-bit ASNs allocated by the RIRs:                       4901
      Number of 32-bit ASNs visible in the Routing Table:                3807
      Prefixes from 32-bit ASNs in the Routing Table:                   11468
      Special use prefixes present in the Routing Table:                   29
      Prefixes being announced from unallocated address space:            259
      Number of addresses announced to Internet:                   2631203148
          Equivalent to 156 /8s, 212 /16s and 249 /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:      161515
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   110492
          Total APNIC prefixes after maximum aggregation:               33889
          APNIC Deaggregation factor:                                    3.26
      Prefixes being announced from the APNIC address blocks:          112225
          Unique aggregates announced from the APNIC address blocks:    46027
      APNIC Region origin ASes present in the Internet Routing Table:    4863
          APNIC Prefixes per ASN:                                       23.08
      APNIC Region origin ASes announcing only one prefix:               1221
      APNIC Region transit ASes present in the Internet Routing Table:    828
      Average APNIC Region AS path length visible:                        4.7
          Max APNIC Region AS path length visible:                         23
      Number of APNIC region 32-bit ASNs visible in the Routing Table:    614
      Number of APNIC addresses announced to Internet:              726272224
          Equivalent to 43 /8s, 74 /16s and 8 /24s
          Percentage of available APNIC address space announced:         84.9
      
      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:                    159674
          Total ARIN prefixes after maximum aggregation:                80509
          ARIN Deaggregation factor:                                     1.98
      Prefixes being announced from the ARIN address blocks:           160279
          Unique aggregates announced from the ARIN address blocks:     74140
      ARIN Region origin ASes present in the Internet Routing Table:    15804
          ARIN Prefixes per ASN:                                        10.14
      ARIN Region origin ASes announcing only one prefix:                5999
      ARIN Region transit ASes present in the Internet Routing Table:    1653
      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:              1068179008
          Equivalent to 63 /8s, 171 /16s and 30 /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:                    117958
          Total RIPE prefixes after maximum aggregation:                60387
          RIPE Deaggregation factor:                                     1.95
      Prefixes being announced from the RIPE address blocks:           121771
          Unique aggregates announced from the RIPE address blocks:     78842
      RIPE Region origin ASes present in the Internet Routing Table:    17315
          RIPE Prefixes per ASN:                                         7.03
      RIPE Region origin ASes announcing only one prefix:                8222
      RIPE Region transit ASes present in the Internet Routing Table:    2833
      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:    2378
      Number of RIPE addresses announced to Internet:               656056228
          Equivalent to 39 /8s, 26 /16s and 159 /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:                   49151
          Total LACNIC prefixes after maximum aggregation:               9509
          LACNIC Deaggregation factor:                                   5.17
      Prefixes being announced from the LACNIC address blocks:          53708
          Unique aggregates announced from the LACNIC address blocks:   25426
      LACNIC Region origin ASes present in the Internet Routing Table:   1993
          LACNIC Prefixes per ASN:                                      26.95
      LACNIC Region origin ASes announcing only one prefix:               584
      LACNIC Region transit ASes present in the Internet Routing Table:   366
      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:   790
      Number of LACNIC addresses announced to Internet:             133823624
          Equivalent to 7 /8s, 249 /16s and 252 /24s
          Percentage of available LACNIC address space announced:        79.8
      
      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:                  11601
          Total AfriNIC prefixes after maximum aggregation:              2546
          AfriNIC Deaggregation factor:                                  4.56
      Prefixes being announced from the AfriNIC address blocks:         12193
          Unique aggregates announced from the AfriNIC address blocks:   3924
      AfriNIC Region origin ASes present in the Internet Routing Table:   640
          AfriNIC Prefixes per ASN:                                     19.05
      AfriNIC Region origin ASes announcing only one prefix:              188
      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:                       25
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:    6
      Number of AfriNIC addresses announced to Internet:             46542848
          Equivalent to 2 /8s, 198 /16s and 48 /24s
          Percentage of available AfriNIC address space announced:       46.2
      
      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     2908      11560         919   Korea Telecom (KIX)
      17974     2618        871          92   PT TELEKOMUNIKASI INDONESIA
       7545     2033        320         109   TPG Internet Pty Ltd
       4755     1765        392         195   TATA Communications formerly 
       9829     1537       1221          45   BSNL National Internet Backbo
       9583     1224         92         505   Sify Limited
       4808     1173       2153         339   CNCGROUP IP network: China169
       9498     1169        309          71   BHARTI Airtel Ltd.
       7552     1160       1080          13   Vietel Corporation
      24560     1086        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     2982       3690          65   bellsouth.net, inc. 
      18566     2067        382         184   Covad Communications 
       1785     2007        678         127   PaeTec Communications, Inc.
      22773     2000       2927         124   Cox Communications, Inc.
      20115     1670       1623         622   Charter Communications 
       4323     1616       1118         405   Time Warner Telecom
        701     1524      11120         801   UUNET Technologies, Inc. 
      30036     1339        302         659   Mediacom Communications Corp 
       7018     1304      11036         821   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     1578        544          16   Corbina telecom
      34984     1296        244         222   BILISIM TELEKOM
       2118     1235         97          13   EUnet/RELCOM Autonomous Syste
      31148      976         43          22   FreeNet ISP
      20940      939        327         738   Akamai Technologies European 
      13188      838         98          81   Educational Network
       6830      831       2372         441   UPC Distribution Services
       8551      779        370          45   Bezeq International
      12479      685        793          56   Uni2 Autonomous System
      34744      602        159         114   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     2957       1591         110   NET Servicos de Comunicao S.A
      10620     2639        420         226   TVCABLE BOGOTA 
       7303     1730       1155         220   Telecom Argentina Stet-France
       8151     1273       2750         385   UniNet S.A. de C.V. 
      18881     1247        844          20   Global Village Telecom 
      27947      833         94          91   Telconet S.A
       6503      818        434          63   AVANTEL, S.A. 
       3816      719        306          85   Empresa Nacional de Telecomun
       7738      698       1370          35   Telecomunicacoes da Bahia S.A
      11172      621         88          65   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     1815        112           5   MOBITEL
      24863      881        274          30   LINKdotNET AS number
       6713      542        617          25   Itissalat Al-MAGHRIB
       8452      437        956           9   TEDATA
      24835      345         80           8   RAYA Telecom - Egypt
       3741      259        922         218   The Internet Solution 
      15706      221         32           6   Sudatel Internet Exchange Aut
      29571      220         17          12   Ci Telecom Autonomous system 
      36992      206        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     2982       3690          65   bellsouth.net, inc. 
      28573     2957       1591         110   NET Servicos de Comunicao S.A
       4766     2908      11560         919   Korea Telecom (KIX)
      10620     2639        420         226   TVCABLE BOGOTA 
      17974     2618        871          92   PT TELEKOMUNIKASI INDONESIA
      18566     2067        382         184   Covad Communications 
       7545     2033        320         109   TPG Internet Pty Ltd
       1785     2007        678         127   PaeTec Communications, Inc.
      22773     2000       2927         124   Cox Communications, Inc.
      36998     1815        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      2957        2847      NET Servicos de Comunicao S.A
      17974      2618        2526      PT TELEKOMUNIKASI INDONESIA
      10620      2639        2413      TVCABLE BOGOTA 
       4766      2908        1989      Korea Telecom (KIX)
       7545      2033        1924      TPG Internet Pty Ltd
      18566      2067        1883      Covad Communications 
       1785      2007        1880      PaeTec Communications, Inc.
      22773      2000        1876      Cox Communications, Inc.
      36998      1815        1810      MOBITEL
       4755      1765        1570      TATA Communications formerly 
      
      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 
      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       /9:11      /10:30      /11:92      /12:251     
      /13:478     /14:906     /15:1602    /16:12732   /17:6643    /18:11081   
      /19:22505   /20:32121   /21:34670   /22:48474   /23:42550   /24:242336  
      /25:1298    /26:1641    /27:848     /28:44      /29:71      /30:17      
      /31:0       /32:18      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566     2018          2067      Covad Communications 
      36998     1780          1815      MOBITEL
       6389     1714          2982      bellsouth.net, inc. 
      22773     1302          2000      Cox Communications, Inc.
       8402     1270          1578      Corbina telecom
      30036     1205          1339      Mediacom Communications Corp 
      11492     1182          1221      Cable One 
       1785     1074          2007      PaeTec Communications, Inc.
       6983     1020          1147      ITC^Deltacom 
      10620      984          2639      TVCABLE BOGOTA 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:827       2:711       3:3         4:19        5:843       6:17     
         8:572      12:1912     13:2        14:864      15:11       16:3      
        17:10       20:17       23:296      24:1769     27:1504     31:1305   
        32:45       33:2        34:5        36:60       37:1849     38:890    
        39:2        40:175      41:3282     42:247      44:8        46:1946   
        47:2        49:673      50:817      52:12       54:35       55:8      
        57:26       58:1161     59:581      60:331      61:1424     62:1166   
        63:2009     64:4357     65:2149     66:4190     67:2022     68:1096   
        69:3285     70:797      71:490      72:1918     74:2500     75:324    
        76:306      77:1117     78:1022     79:601      80:1294     81:1009   
        82:635      83:584      84:581      85:1206     86:468      87:1027   
        88:543      89:1801     90:150      91:5538     92:623      93:1745   
        94:1925     95:1613     96:518      97:344      98:1026     99:43     
       100:30      101:347     103:3036    105:522     106:140     107:208    
       108:520     109:1856    110:945     111:1071    112:564     113:817    
       114:700     115:1014    116:953     117:822     118:1142    119:1288   
       120:372     121:740     122:1802    123:1241    124:1374    125:1390   
       128:643     129:223     130:309     131:669     132:360     133:160    
       134:268     135:72      136:239     137:242     138:342     139:190    
       140:211     141:329     142:533     143:382     144:512     145:98     
       146:527     147:401     148:662     149:351     150:147     151:552    
       152:414     153:189     154:27      155:414     156:267     157:394    
       158:278     159:744     160:350     161:452     162:498     163:225    
       164:583     165:507     166:252     167:596     168:1027    169:127    
       170:1065    171:184     172:23      173:1595    174:557     175:497    
       176:1129    177:2174    178:1864    179:74      180:1485    181:564    
       182:1273    183:419     184:668     185:696     186:2290    187:1375   
       188:1894    189:1286    190:6755    192:6832    193:5711    194:4713   
       195:3588    196:1344    197:942     198:4554    199:5364    200:6015   
       201:2241    202:8832    203:8886    204:4511    205:2600    206:2825   
       207:2874    208:4001    209:3575    210:2923    211:1523    212:2225   
       213:2019    214:915     215:99      216:5266    217:1610    218:615    
       219:313     220:1283    221:552     222:321     223:449    
      
      End of report