[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, safnog at safnog dot org
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 21 May 2016 04:10:43 +1000 (AEST)
  • Delivered-to: apops at mailman dot apnic dot net
  • List-archive: <http://mailman.apnic.net/mailing-lists/apops/>
  • List-help: <mailto:apops-request@apops.net?subject=help>
  • List-id: Asia Pacific Operators Forum <apops.apops.net>
  • List-post: <mailto:apops@apops.net>
  • List-subscribe: <https://mailman.apnic.net/mailman/listinfo/apops>, <mailto:apops-request@apops.net?subject=subscribe>
  • List-unsubscribe: <https://mailman.apnic.net/mailman/options/apops>, <mailto:apops-request@apops.net?subject=unsubscribe>
  • Reply-to: pfsinoz@gmail.com
    • Routing Table as seen from APNIC's router in Japan.
      
      The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG,
      SAFNOG, PaNOG, SdNOG, BJNOG, CaribNOG and the RIPE Routing WG.
      
      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 21 May, 2016
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              593812
          Prefixes after maximum aggregation (per Origin AS):          217438
          Deaggregation factor:                                          2.73
          Unique aggregates announced (without unneeded subnets):      291167
      Total ASes present in the Internet Routing Table:                 53819
          Prefixes per ASN:                                             11.03
      Origin-only ASes present in the Internet Routing Table:           36588
      Origin ASes announcing only one prefix:                           15681
      Transit ASes present in the Internet Routing Table:                6448
      Transit-only ASes present in the Internet Routing Table:            168
      Average AS path length visible in the Internet Routing Table:       4.3
          Max AS path length visible:                                      39
          Max AS path prepend of ASN ( 55644)                              31
      Prefixes from unregistered ASNs in the Routing Table:               960
          Unregistered ASNs in the Routing Table:                         360
      Number of 32-bit ASNs allocated by the RIRs:                      13944
      Number of 32-bit ASNs visible in the Routing Table:               10783
      Prefixes from 32-bit ASNs in the Routing Table:                   42394
      Number of bogon 32-bit ASNs visible in the Routing Table:            28
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            383
      Number of addresses announced to Internet:                   2810367044
          Equivalent to 167 /8s, 130 /16s and 204 /24s
          Percentage of available address space announced:               75.9
          Percentage of allocated address space announced:               75.9
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               98.1
      Total number of prefixes smaller than registry allocations:      193857
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   151956
          Total APNIC prefixes after maximum aggregation:               42399
          APNIC Deaggregation factor:                                    3.58
      Prefixes being announced from the APNIC address blocks:          163075
          Unique aggregates announced from the APNIC address blocks:    66721
      APNIC Region origin ASes present in the Internet Routing Table:    5180
          APNIC Prefixes per ASN:                                       31.48
      APNIC Region origin ASes announcing only one prefix:               1179
      APNIC Region transit ASes present in the Internet Routing Table:    916
      Average APNIC Region AS path length visible:                        4.4
          Max APNIC Region AS path length visible:                         39
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   2087
      Number of APNIC addresses announced to Internet:              754229060
          Equivalent to 44 /8s, 244 /16s and 159 /24s
          Percentage of available APNIC address space announced:         88.1
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                             58368-59391, 63488-64098, 131072-135580
      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:                    180969
          Total ARIN prefixes after maximum aggregation:                89100
          ARIN Deaggregation factor:                                     2.03
      Prefixes being announced from the ARIN address blocks:           186372
          Unique aggregates announced from the ARIN address blocks:     88141
      ARIN Region origin ASes present in the Internet Routing Table:    16361
          ARIN Prefixes per ASN:                                        11.39
      ARIN Region origin ASes announcing only one prefix:                5842
      ARIN Region transit ASes present in the Internet Routing Table:    1716
      Average ARIN Region AS path length visible:                         3.8
          Max ARIN Region AS path length visible:                          23
      Number of ARIN region 32-bit ASNs visible in the Routing Table:    1221
      Number of ARIN addresses announced to Internet:              1101448512
          Equivalent to 65 /8s, 166 /16s and 197 /24s
          Percentage of available ARIN address space announced:          58.3
      
      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, 64198-64296, 393216-397212
      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:                    142433
          Total RIPE prefixes after maximum aggregation:                70409
          RIPE Deaggregation factor:                                     2.02
      Prefixes being announced from the RIPE address blocks:           151690
          Unique aggregates announced from the RIPE address blocks:     94010
      RIPE Region origin ASes present in the Internet Routing Table:    18083
          RIPE Prefixes per ASN:                                         8.39
      RIPE Region origin ASes announcing only one prefix:                7903
      RIPE Region transit ASes present in the Internet Routing Table:    3012
      Average RIPE Region AS path length visible:                         4.3
          Max RIPE Region AS path length visible:                          36
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    4773
      Number of RIPE addresses announced to Internet:               704402560
          Equivalent to 41 /8s, 252 /16s and 84 /24s
          Percentage of available RIPE address space announced:         102.4
      
      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, 61952-62463, 196608-204287
      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:                   61841
          Total LACNIC prefixes after maximum aggregation:              12235
          LACNIC Deaggregation factor:                                   5.05
      Prefixes being announced from the LACNIC address blocks:          76253
          Unique aggregates announced from the LACNIC address blocks:   36154
      LACNIC Region origin ASes present in the Internet Routing Table:   2482
          LACNIC Prefixes per ASN:                                      30.72
      LACNIC Region origin ASes announcing only one prefix:               577
      LACNIC Region transit ASes present in the Internet Routing Table:   570
      Average LACNIC Region AS path length visible:                       4.7
          Max LACNIC Region AS path length visible:                        23
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2493
      Number of LACNIC addresses announced to Internet:             171197760
          Equivalent to 10 /8s, 52 /16s and 69 /24s
          Percentage of available LACNIC address space announced:       102.0
      
      LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                             61440-61951, 64099-64197, 262144-265628 + 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:                  14112
          Total AfriNIC prefixes after maximum aggregation:              3258
          AfriNIC Deaggregation factor:                                  4.33
      Prefixes being announced from the AfriNIC address blocks:         16039
          Unique aggregates announced from the AfriNIC address blocks:   5798
      AfriNIC Region origin ASes present in the Internet Routing Table:   737
          AfriNIC Prefixes per ASN:                                     21.76
      AfriNIC Region origin ASes announcing only one prefix:              180
      AfriNIC Region transit ASes present in the Internet Routing Table:  169
      Average AfriNIC Region AS path length visible:                      4.7
          Max AfriNIC Region AS path length visible:                       26
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  209
      Number of AfriNIC addresses announced to Internet:             78707968
          Equivalent to 4 /8s, 176 /16s and 253 /24s
          Percentage of available AfriNIC address space announced:       78.2
      
      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
       4538     5556       4192          76   China Education and Research 
       7545     3334        356         220   TPG Telecom Limited
       4766     3170      11144        1123   Korea Telecom
      17974     2946        914          96   PT Telekomunikasi Indonesia
       9829     2459       1467         464   National Internet Backbone
       4755     2096        432         243   TATA Communications formerly 
       9808     1940       8717          30   Guangdong Mobile Communicatio
       4808     1659       2299         549   CNCGROUP IP network China169 
       9583     1513        122         558   Sify Limited
      38197     1497         93         215   Sun Network (Hong Kong) Limit
      
      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
      22773     3242       2947         138   Cox Communications Inc.
       6389     2299       3671          41   BellSouth.net Inc.
      18566     2195        394         275   MegaPath Corporation
      20115     1921       1937         404   Charter Communications
      30036     1696        337         401   Mediacom Communications Corp
       6983     1689        849         232   EarthLink, Inc.
        209     1669       4968         770   Qwest Communications Company,
       4323     1517        985         376   tw telecom holdings, inc.
        701     1296      10718         704   MCI Communications Services, 
      11492     1290        236         586   CABLE ONE, INC.
      
      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
      39891     2901        151          11   SaudiNet, Saudi Telecom Compa
      20940     2557        985        1837   Akamai International B.V.
      34984     1965        326         358   TELLCOM ILETISIM HIZMETLERI A
      12479     1221        997          83   France Telecom Espana SA
       8551     1203        376          55   Bezeq International-Ltd
       6849     1148        355          21   JSC "Ukrtelecom"
      13188     1078         98          65   TOV "Bank-Inform"
       8402     1065        544          15   OJSC "Vimpelcom"
      31148     1027         47          45   Freenet Ltd.
       6830      890       2719         463   Liberty Global Operations B.V
      
      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     3477        541         152   Telmex Colombia S.A.
       8151     2259       3411         563   Uninet S.A. de C.V.
       7303     1510        940         234   Telecom Argentina S.A.
       6503     1477        437          55   Axtel, S.A.B. de C.V.
      11830     1477        368          52   Instituto Costarricense de El
       6147     1160        377          27   Telefonica del Peru S.A.A.
      26615     1005       2325          34   Tim Celular S.A.
       3816      999        478         186   COLOMBIA TELECOMUNICACIONES S
       7738      994       1882          40   Telemar Norte Leste S.A.
      11172      907        125          77   Alestra, S. de R.L. 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
      24863     1082        402          44   Link Egypt (Link.NET)
      37611      650         48           2   Afrihost-Brevis Computer Serv
      36903      626        315         103   Office National des Postes et
      36992      509       1359          27   ETISALAT MISR
       8452      490       1472          15   TE-AS
      37492      395        234          68   Orange Tunisie
      29571      301         37          13   Cote d'Ivoire Telecom
      24835      294        466          14   Vodafone Data
      15399      284         35          10   Wananchi Group (Kenya) Limite
       2018      257        327          74   TENET (The UNINET Project)
      
      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
       4538     5556       4192          76   China Education and Research 
      10620     3477        541         152   Telmex Colombia S.A.
       7545     3334        356         220   TPG Telecom Limited
      22773     3242       2947         138   Cox Communications Inc.
       4766     3170      11144        1123   Korea Telecom
      17974     2946        914          96   PT Telekomunikasi Indonesia
      39891     2901        151          11   SaudiNet, Saudi Telecom Compa
      20940     2557        985        1837   Akamai International B.V.
       9829     2459       1467         464   National Internet Backbone
       6389     2299       3671          41   BellSouth.net Inc.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      10620      3477        3325      Telmex Colombia S.A.
       7545      3334        3114      TPG Telecom Limited
      22773      3242        3104      Cox Communications Inc.
      39891      2901        2890      SaudiNet, Saudi Telecom Compa
      17974      2946        2850      PT Telekomunikasi Indonesia
       6389      2299        2258      BellSouth.net Inc.
       4766      3170        2047      Korea Telecom
       9829      2459        1995      National Internet Backbone
      18566      2195        1920      MegaPath Corporation
       9808      1940        1910      Guangdong Mobile Communicatio
      
      Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65001   PRIVATE      5.143.176.0/20       15468       OJSC Rostelecom
      30662   UNALLOCATED  8.2.129.0/24          3356       Level 3 Communicatio
      53506   UNALLOCATED  8.17.102.0/23         3356       Level 3 Communicatio
      46467   UNALLOCATED  8.19.192.0/24        46887       Lightower Fiber Netw
      16589   UNALLOCATED  8.20.247.0/24        35838       CCANET Limited
      16589   UNALLOCATED  8.26.56.0/24         35838       CCANET Limited
      46473   UNALLOCATED  8.27.122.0/24         3356       Level 3 Communicatio
      46473   UNALLOCATED  8.27.124.0/24         3356       Level 3 Communicatio
      27205   UNALLOCATED  8.38.16.0/21          3356       Level 3 Communicatio
      27205   UNALLOCATED  8.38.20.0/24         32787       Prolexic Technologie
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      23.226.112.0/20      62788     >>UNKNOWN<<
      23.249.144.0/20      40430     colo4jax, LLC
      27.100.7.0/24        56096     >>UNKNOWN<<
      41.73.1.0/24         37004     >>UNKNOWN<<
      41.73.2.0/24         37004     >>UNKNOWN<<
      41.73.3.0/24         37004     >>UNKNOWN<<
      41.73.4.0/24         37004     >>UNKNOWN<<
      41.73.5.0/24         37004     >>UNKNOWN<<
      41.73.6.0/24         37004     >>UNKNOWN<<
      41.73.7.0/24         37004     >>UNKNOWN<<
      
      Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:16       /9:13      /10:36      /11:101     /12:266     
      /13:511     /14:1035    /15:1761    /16:13039   /17:7614    /18:12699   
      /19:25925   /20:37931   /21:39674   /22:65485   /23:57409   /24:328597  
      /25:556     /26:598     /27:420     /28:46      /29:33      /30:14      
      /31:1       /32:32      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      39891     2664          2901      SaudiNet, Saudi Telecom Compa
      22773     2471          3242      Cox Communications Inc.
      18566     2097          2195      MegaPath Corporation
      30036     1511          1696      Mediacom Communications Corp
       6389     1477          2299      BellSouth.net Inc.
      10620     1373          3477      Telmex Colombia S.A.
       6983     1338          1689      EarthLink, Inc.
      34984     1249          1965      TELLCOM ILETISIM HIZMETLERI A
      11492     1193          1290      CABLE ONE, INC.
       6849      968          1148      JSC "Ukrtelecom"
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1584      2:746       4:20        5:2066      6:31        8:958    
        12:1781     13:39       14:1695     15:45       16:2        17:84     
        18:90       20:48       22:1        23:1495     24:1775     27:2278   
        31:1771     32:59       33:2        34:2        35:5        36:287    
        37:2305     38:1219     39:25       40:91       41:2867     42:395    
        43:1738     44:43       45:1896     46:2494     47:77       49:1174   
        50:868      51:33       52:188      54:329      55:5        56:7      
        57:42       58:1538     59:874      60:343      61:1825     62:1509   
        63:1922     64:4452     65:2164     66:4248     67:2153     68:1089   
        69:3291     70:1103     71:476      72:1989     74:2547     75:344    
        76:345      77:1382     78:1248     79:820      80:1276     81:1338   
        82:945      83:700      84:824      85:1611     86:473      87:1086   
        88:561      89:1993     90:174      91:6047     92:896      93:2331   
        94:2332     95:2309     96:486      97:359      98:935      99:46     
       100:75      101:1047    103:10824   104:2415    105:124     106:400    
       107:1175    108:671     109:2191    110:1256    111:1651    112:1006   
       113:1143    114:1052    115:1615    116:1578    117:1429    118:2054   
       119:1624    120:934     121:1178    122:2177    123:2009    124:1569   
       125:1726    128:719     129:419     130:412     131:1326    132:622    
       133:176     134:454     135:127     136:374     137:353     138:1709   
       139:277     140:543     141:458     142:638     143:939     144:688    
       145:160     146:873     147:608     148:1481    149:508     150:649    
       151:882     152:618     153:281     154:623     155:938     156:499    
       157:432     158:337     159:1119    160:484     161:709     162:2322   
       163:546     164:900     165:1047    166:320     167:1148    168:1849   
       169:660     170:1578    171:263     172:561     173:1638    174:743    
       175:723     176:1740    177:3986    178:2208    179:1137    180:2060   
       181:1789    182:1850    183:951     184:800     185:6434    186:2990   
       187:2119    188:2125    189:1708    190:7749    191:1238    192:8937   
       193:5740    194:4389    195:3770    196:1710    197:1073    198:5549   
       199:5699    200:7010    201:3766    202:10115   203:9645    204:4511   
       205:2732    206:2981    207:3120    208:4049    209:3861    210:3877   
       211:2053    212:2696    213:2232    214:856     215:70      216:5782   
       217:1947    218:797     219:607     220:1683    221:869     222:665    
       223:1222   
      
      End of report