[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, 7 May 2016 04:10:18 +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 07 May, 2016
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              593234
          Prefixes after maximum aggregation (per Origin AS):          217584
          Deaggregation factor:                                          2.73
          Unique aggregates announced (without unneeded subnets):      290983
      Total ASes present in the Internet Routing Table:                 53672
          Prefixes per ASN:                                             11.05
      Origin-only ASes present in the Internet Routing Table:           36588
      Origin ASes announcing only one prefix:                           15696
      Transit ASes present in the Internet Routing Table:                6446
      Transit-only ASes present in the Internet Routing Table:            175
      Average AS path length visible in the Internet Routing Table:       4.3
          Max AS path length visible:                                      39
          Max AS path prepend of ASN ( 40285)                              34
      Prefixes from unregistered ASNs in the Routing Table:              1002
          Unregistered ASNs in the Routing Table:                         362
      Number of 32-bit ASNs allocated by the RIRs:                      13757
      Number of 32-bit ASNs visible in the Routing Table:               10638
      Prefixes from 32-bit ASNs in the Routing Table:                   41921
      Number of bogon 32-bit ASNs visible in the Routing Table:             3
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            373
      Number of addresses announced to Internet:                   2811765860
          Equivalent to 167 /8s, 152 /16s and 36 /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:      193871
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   151595
          Total APNIC prefixes after maximum aggregation:               42244
          APNIC Deaggregation factor:                                    3.59
      Prefixes being announced from the APNIC address blocks:          162397
          Unique aggregates announced from the APNIC address blocks:    66463
      APNIC Region origin ASes present in the Internet Routing Table:    5168
          APNIC Prefixes per ASN:                                       31.42
      APNIC Region origin ASes announcing only one prefix:               1183
      APNIC Region transit ASes present in the Internet Routing Table:    917
      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:   2052
      Number of APNIC addresses announced to Internet:              754555972
          Equivalent to 44 /8s, 249 /16s and 156 /24s
          Percentage of available APNIC address space announced:         88.2
      
      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:                    180885
          Total ARIN prefixes after maximum aggregation:                89452
          ARIN Deaggregation factor:                                     2.02
      Prefixes being announced from the ARIN address blocks:           186163
          Unique aggregates announced from the ARIN address blocks:     88526
      ARIN Region origin ASes present in the Internet Routing Table:    16367
          ARIN Prefixes per ASN:                                        11.37
      ARIN Region origin ASes announcing only one prefix:                5849
      ARIN Region transit ASes present in the Internet Routing Table:    1714
      Average ARIN Region AS path length visible:                         3.8
          Max ARIN Region AS path length visible:                          37
      Number of ARIN region 32-bit ASNs visible in the Routing Table:    1182
      Number of ARIN addresses announced to Internet:              1102188096
          Equivalent to 65 /8s, 178 /16s and 14 /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:                    142748
          Total RIPE prefixes after maximum aggregation:                70381
          RIPE Deaggregation factor:                                     2.03
      Prefixes being announced from the RIPE address blocks:           151841
          Unique aggregates announced from the RIPE address blocks:     93607
      RIPE Region origin ASes present in the Internet Routing Table:    18079
          RIPE Prefixes per ASN:                                         8.40
      RIPE Region origin ASes announcing only one prefix:                7907
      RIPE Region transit ASes present in the Internet Routing Table:    3018
      Average RIPE Region AS path length visible:                         4.2
          Max RIPE Region AS path length visible:                          29
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    4724
      Number of RIPE addresses announced to Internet:               704921216
          Equivalent to 42 /8s, 4 /16s and 62 /24s
          Percentage of available RIPE address space announced:         102.5
      
      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:                   61745
          Total LACNIC prefixes after maximum aggregation:              12272
          LACNIC Deaggregation factor:                                   5.03
      Prefixes being announced from the LACNIC address blocks:          76254
          Unique aggregates announced from the LACNIC address blocks:   36232
      LACNIC Region origin ASes present in the Internet Routing Table:   2481
          LACNIC Prefixes per ASN:                                      30.74
      LACNIC Region origin ASes announcing only one prefix:               576
      LACNIC Region transit ASes present in the Internet Routing Table:   559
      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:  2468
      Number of LACNIC addresses announced to Internet:             171276128
          Equivalent to 10 /8s, 53 /16s and 119 /24s
          Percentage of available LACNIC address space announced:       102.1
      
      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:                  14245
          Total AfriNIC prefixes after maximum aggregation:              3197
          AfriNIC Deaggregation factor:                                  4.46
      Prefixes being announced from the AfriNIC address blocks:         16206
          Unique aggregates announced from the AfriNIC address blocks:   5817
      AfriNIC Region origin ASes present in the Internet Routing Table:   738
          AfriNIC Prefixes per ASN:                                     21.96
      AfriNIC Region origin ASes announcing only one prefix:              181
      AfriNIC Region transit ASes present in the Internet Routing Table:  166
      Average AfriNIC Region AS path length visible:                      4.5
          Max AfriNIC Region AS path length visible:                       18
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  212
      Number of AfriNIC addresses announced to Internet:             78466816
          Equivalent to 4 /8s, 173 /16s and 79 /24s
          Percentage of available AfriNIC address space announced:       77.9
      
      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     5559       4192          76   China Education and Research 
       7545     3304        354         215   TPG Telecom Limited
       4766     3168      11144        1124   Korea Telecom
      17974     2927        914          96   PT Telekomunikasi Indonesia
       9829     2498       1466         469   National Internet Backbone
       4755     2090        432         240   TATA Communications formerly 
       9808     1893       8717          30   Guangdong Mobile Communicatio
       4808     1660       2300         545   CNCGROUP IP network China169 
       9583     1512        122         562   Sify Limited
      38197     1511         93         218   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     3248       2947         137   Cox Communications Inc.
       6389     2322       3671          41   BellSouth.net Inc.
      18566     2204        394         275   MegaPath Corporation
      20115     1922       1937         404   Charter Communications
      30036     1716        341         362   Mediacom Communications Corp
       6983     1689        849         232   EarthLink, Inc.
        209     1584       4671        1251   Qwest Communications Company,
       4323     1528        985         380   tw telecom holdings, inc.
      11492     1300        240         598   CABLE ONE, INC.
        701     1298      10718         706   MCI Communications Services, 
      
      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     2508        958        1817   Akamai International B.V.
      34984     1967        323         417   TELLCOM ILETISIM HIZMETLERI A
       8551     1256        376          55   Bezeq International-Ltd
      12479     1190        995          93   France Telecom Espana SA
       6849     1148        355          21   JSC "Ukrtelecom"
      13188     1078         98          65   TOV "Bank-Inform"
       8402     1028        544          15   OJSC "Vimpelcom"
      31148     1025         47          45   Freenet Ltd.
       9198      969        352          25   JSC Kazakhtelecom
      
      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        542         135   Telmex Colombia S.A.
       8151     2240       3399         570   Uninet S.A. de C.V.
       7303     1516        941         238   Telecom Argentina S.A.
      11830     1483        368          53   Instituto Costarricense de El
       6503     1437        437          56   Axtel, S.A.B. de C.V.
       6147     1057        377          27   Telefonica del Peru S.A.A.
      26615     1017       2325          34   Tim Celular S.A.
       3816      997        478         187   COLOMBIA TELECOMUNICACIONES S
       7738      994       1882          40   Telemar Norte Leste S.A.
      11172      870        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     1255        402          40   Link Egypt (Link.NET)
      37611      644         48           2   Afrihost-Brevis Computer Serv
      36903      617        310         105   Office National des Postes et
       8452      538       1472          15   TE-AS
      36992      511       1357          26   ETISALAT MISR
      37492      395        234          68   Orange Tunisie
      24835      329        402          15   Vodafone Data
      29571      301         37          13   Cote d'Ivoire Telecom
       2018      257        327          74   TENET (The UNINET Project)
      36947      243        807          13   Telecom Algeria
      
      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     5559       4192          76   China Education and Research 
      10620     3477        542         135   Telmex Colombia S.A.
       7545     3304        354         215   TPG Telecom Limited
      22773     3248       2947         137   Cox Communications Inc.
       4766     3168      11144        1124   Korea Telecom
      17974     2927        914          96   PT Telekomunikasi Indonesia
      39891     2901        151          11   SaudiNet, Saudi Telecom Compa
      20940     2508        958        1817   Akamai International B.V.
       9829     2498       1466         469   National Internet Backbone
       6389     2322       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        3342      Telmex Colombia S.A.
      22773      3248        3111      Cox Communications Inc.
       7545      3304        3089      TPG Telecom Limited
      39891      2901        2890      SaudiNet, Saudi Telecom Compa
      17974      2927        2831      PT Telekomunikasi Indonesia
       6389      2322        2281      BellSouth.net Inc.
       4766      3168        2044      Korea Telecom
       9829      2498        2029      National Internet Backbone
      18566      2204        1929      MegaPath Corporation
       9808      1893        1863      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     /12:267     
      /13:509     /14:1037    /15:1764    /16:13018   /17:7621    /18:12763   
      /19:25962   /20:38096   /21:39797   /22:65501   /23:57186   /24:327849  
      /25:558     /26:595     /27:422     /28:45      /29:31      /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     2478          3248      Cox Communications Inc.
      18566     2106          2204      MegaPath Corporation
      30036     1530          1716      Mediacom Communications Corp
       6389     1487          2322      BellSouth.net Inc.
      10620     1368          3477      Telmex Colombia S.A.
       6983     1338          1689      EarthLink, Inc.
      34984     1251          1967      TELLCOM ILETISIM HIZMETLERI A
      11492     1205          1300      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)
      ----------------------------------------------
      
         1:1574      2:735       4:21        5:2067      6:28        8:954    
        12:1781     13:39       14:1683     15:45       16:2        17:83     
        18:89       20:48       23:1536     24:1773     27:2267     31:1767   
        32:59       33:2        34:2        35:5        36:294      37:2277   
        38:1211     39:27       40:90       41:2881     42:396      43:1747   
        44:42       45:1811     46:2509     47:78       49:1160     50:868    
        51:32       52:178      54:328      55:4        56:6        57:42     
        58:1538     59:863      60:345      61:1810     62:1491     63:1921   
        64:4478     65:2146     66:4247     67:2165     68:1087     69:3245   
        70:1101     71:466      72:1990     74:2543     75:343      76:346    
        77:1382     78:1257     79:844      80:1274     81:1378     82:931    
        83:695      84:814      85:1578     86:474      87:1053     88:560    
        89:1991     90:169      91:6074     92:899      93:2340     94:2339   
        95:2310     96:502      97:359      98:934      99:46      100:74     
       101:1052    103:10614   104:2419    105:124     106:396     107:1165   
       108:667     109:2185    110:1251    111:1650    112:972     113:1144   
       114:1045    115:1549    116:1576    117:1430    118:2055    119:1623   
       120:931     121:1172    122:2182    123:2012    124:1567    125:1723   
       128:682     129:396     130:406     131:1343    132:635     133:174    
       134:454     135:126     136:374     137:345     138:1743    139:255    
       140:541     141:458     142:641     143:950     144:668     145:156    
       146:869     147:651     148:1466    149:503     150:645     151:882    
       152:618     153:280     154:613     155:946     156:495     157:430    
       158:358     159:1113    160:478     161:741     162:2320    163:560    
       164:900     165:1053    166:317     167:1155    168:1767    169:652    
       170:1574    171:264     172:546     173:1633    174:738     175:734    
       176:1720    177:3983    178:2207    179:1147    180:2059    181:1753   
       182:1892    183:938     184:803     185:6405    186:3135    187:2136   
       188:2133    189:1736    190:7755    191:1248    192:8941    193:5725   
       194:4374    195:3765    196:1701    197:1057    198:5540    199:5702   
       200:6951    201:3714    202:10117   203:9625    204:4518    205:2713   
       206:2974    207:3097    208:4042    209:3819    210:3913    211:2049   
       212:2705    213:2241    214:847     215:72      216:5791    217:1920   
       218:792     219:578     220:1676    221:870     222:658     223:1217   
      
      
      End of report