[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, 12 Dec 2015 04:12:28 +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: <http://mailman.apnic.net/mailman/listinfo/apops>, <mailto:apops-request@apops.net?subject=subscribe>
  • List-unsubscribe: <http://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 12 Dec, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              573795
          Prefixes after maximum aggregation (per Origin AS):          212506
          Deaggregation factor:                                          2.70
          Unique aggregates announced (without unneeded subnets):      279069
      Total ASes present in the Internet Routing Table:                 52276
          Prefixes per ASN:                                             10.98
      Origin-only ASes present in the Internet Routing Table:           36640
      Origin ASes announcing only one prefix:                           15915
      Transit ASes present in the Internet Routing Table:                6406
      Transit-only ASes present in the Internet Routing Table:            169
      Average AS path length visible in the Internet Routing Table:       4.4
          Max AS path length visible:                                      37
          Max AS path prepend of ASN ( 40285)                              34
      Prefixes from unregistered ASNs in the Routing Table:              1023
          Unregistered ASNs in the Routing Table:                         367
      Number of 32-bit ASNs allocated by the RIRs:                      12048
      Number of 32-bit ASNs visible in the Routing Table:                9230
      Prefixes from 32-bit ASNs in the Routing Table:                   35204
      Number of bogon 32-bit ASNs visible in the Routing Table:            15
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            423
      Number of addresses announced to Internet:                   2813287104
          Equivalent to 167 /8s, 175 /16s and 90 /24s
          Percentage of available address space announced:               76.0
          Percentage of allocated address space announced:               76.0
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               97.8
      Total number of prefixes smaller than registry allocations:      188866
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   145489
          Total APNIC prefixes after maximum aggregation:               39792
          APNIC Deaggregation factor:                                    3.66
      Prefixes being announced from the APNIC address blocks:          153904
          Unique aggregates announced from the APNIC address blocks:    61088
      APNIC Region origin ASes present in the Internet Routing Table:    5117
          APNIC Prefixes per ASN:                                       30.08
      APNIC Region origin ASes announcing only one prefix:               1193
      APNIC Region transit ASes present in the Internet Routing Table:    896
      Average APNIC Region AS path length visible:                        4.5
          Max APNIC Region AS path length visible:                         34
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1743
      Number of APNIC addresses announced to Internet:              755731328
          Equivalent to 45 /8s, 11 /16s and 139 /24s
          Percentage of available APNIC address space announced:         88.3
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                             58368-59391, 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:                    181116
          Total ARIN prefixes after maximum aggregation:                89082
          ARIN Deaggregation factor:                                     2.03
      Prefixes being announced from the ARIN address blocks:           184502
          Unique aggregates announced from the ARIN address blocks:     86820
      ARIN Region origin ASes present in the Internet Routing Table:    16505
          ARIN Prefixes per ASN:                                        11.18
      ARIN Region origin ASes announcing only one prefix:                5956
      ARIN Region transit ASes present in the Internet Routing Table:    1725
      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:     875
      Number of ARIN addresses announced to Internet:              1113232064
          Equivalent to 66 /8s, 90 /16s and 146 /24s
          Percentage of available ARIN address space announced:          58.9
      
      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, 393216-395164
      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:                    138024
          Total RIPE prefixes after maximum aggregation:                68622
          RIPE Deaggregation factor:                                     2.01
      Prefixes being announced from the RIPE address blocks:           145940
          Unique aggregates announced from the RIPE address blocks:     90428
      RIPE Region origin ASes present in the Internet Routing Table:    18037
          RIPE Prefixes per ASN:                                         8.09
      RIPE Region origin ASes announcing only one prefix:                7983
      RIPE Region transit ASes present in the Internet Routing Table:    2991
      Average RIPE Region AS path length visible:                         4.7
          Max RIPE Region AS path length visible:                          34
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    4298
      Number of RIPE addresses announced to Internet:               702206592
          Equivalent to 41 /8s, 218 /16s and 210 /24s
          Percentage of available RIPE address space announced:         102.1
      
      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:                   60416
          Total LACNIC prefixes after maximum aggregation:              11871
          LACNIC Deaggregation factor:                                   5.09
      Prefixes being announced from the LACNIC address blocks:          73218
          Unique aggregates announced from the LACNIC address blocks:   34132
      LACNIC Region origin ASes present in the Internet Routing Table:   2461
          LACNIC Prefixes per ASN:                                      29.75
      LACNIC Region origin ASes announcing only one prefix:               594
      LACNIC Region transit ASes present in the Internet Routing Table:   543
      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:  2138
      Number of LACNIC addresses announced to Internet:             170425600
          Equivalent to 10 /8s, 40 /16s and 125 /24s
          Percentage of available LACNIC address space announced:       101.6
      
      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:                  13465
          Total AfriNIC prefixes after maximum aggregation:              3098
          AfriNIC Deaggregation factor:                                  4.35
      Prefixes being announced from the AfriNIC address blocks:         15808
          Unique aggregates announced from the AfriNIC address blocks:   6241
      AfriNIC Region origin ASes present in the Internet Routing Table:   730
          AfriNIC Prefixes per ASN:                                     21.65
      AfriNIC Region origin ASes announcing only one prefix:              189
      AfriNIC Region transit ASes present in the Internet Routing Table:  170
      Average AfriNIC Region AS path length visible:                      4.5
          Max AfriNIC Region AS path length visible:                       19
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  176
      Number of AfriNIC addresses announced to Internet:             71309824
          Equivalent to 4 /8s, 64 /16s and 26 /24s
          Percentage of available AfriNIC address space announced:       70.8
      
      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     5584       4192          76   China Education and Research 
       7545     3059        346         156   TPG Telecom Limited
       4766     3016      11136         998   Korea Telecom
      17974     2732        914          96   PT Telekomunikasi Indonesia
       9829     2190       1414         315   National Internet Backbone
       4755     2066        431         234   TATA Communications formerly 
       9808     1686       8639          18   Guangdong Mobile Communicatio
       4808     1568       2273         500   CNCGROUP IP network China169 
       9583     1519        163          85   Sify Limited
       9498     1402        335         112   BHARTI Airtel Ltd.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      22773     3267       2964         143   Cox Communications Inc.
       3356     2591      10692         531   Level 3 Communications, Inc.
       6389     2508       3687          42   BellSouth.net Inc.
      18566     2212        394         277   MegaPath Corporation
      20115     1894       1902         403   Charter Communications
       6983     1698        849         239   EarthLink, Inc.
      30036     1664        332         341   Mediacom Communications Corp
       4323     1577       1021         394   tw telecom holdings, inc.
        209     1460       4337        1225   Qwest Communications Company,
        701     1395      11447         665   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     2473        129           7   SaudiNet, Saudi Telecom Compa
      20940     2255        895        1619   Akamai International B.V.
      34984     1926        321         401   TELLCOM ILETISIM HIZMETLERI A
       8551     1438        376          44   Bezeq International-Ltd
       8402     1173        544          15   OJSC "Vimpelcom"
      13188     1075         97          79   TOV "Bank-Inform"
      12479     1054        967          77   France Telecom Espana SA
      31148     1042         47          41   Freenet Ltd.
       9198      950        349          25   JSC Kazakhtelecom
       6830      899       2713         469   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     3418        543         117   Telmex Colombia S.A.
       8151     2118       3350         503   Uninet S.A. de C.V.
       7303     1580        941         241   Telecom Argentina S.A.
       6503     1353        453          58   Axtel, S.A.B. de C.V.
      28573     1243       2158         164   NET Serviços de Comunicação S
      11830     1094        366          25   Instituto Costarricense de El
       6147     1037        376          34   Telefonica del Peru S.A.A.
       7738      994       1882          41   Telemar Norte Leste S.A.
       3816      974        459         185   COLOMBIA TELECOMUNICACIONES S
      26615      960       2325          34   Tim Celular 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
       8452     1228       1470          14   TE-AS
      24863     1133        409          38   Link Egypt (Link.NET)
      37611      581         39          38   Afrihost-Brevis Computer Serv
      36903      540        272         108   Office National des Postes et
      36992      431       1229          32   ETISALAT MISR
      37492      325        192          74   Orange Tunisie
      29571      244         21          11   Cote d'Ivoire Telecom
      24835      234        146          12   Vodafone Data
       3741      221        837         183   Internet Solutions
      15706      171         32           6   Sudatel (Sudan Telecom Co. Lt
      
      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     5584       4192          76   China Education and Research 
      10620     3418        543         117   Telmex Colombia S.A.
      22773     3267       2964         143   Cox Communications Inc.
       7545     3059        346         156   TPG Telecom Limited
       4766     3016      11136         998   Korea Telecom
      17974     2732        914          96   PT Telekomunikasi Indonesia
       3356     2591      10692         531   Level 3 Communications, Inc.
       6389     2508       3687          42   BellSouth.net Inc.
      39891     2473        129           7   SaudiNet, Saudi Telecom Compa
      20940     2255        895        1619   Akamai International B.V.
      
      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      3418        3301      Telmex Colombia S.A.
      22773      3267        3124      Cox Communications Inc.
       7545      3059        2903      TPG Telecom Limited
      17974      2732        2636      PT Telekomunikasi Indonesia
       6389      2508        2466      BellSouth.net Inc.
      39891      2473        2466      SaudiNet, Saudi Telecom Compa
       3356      2591        2060      Level 3 Communications, Inc.
       4766      3016        2018      Korea Telecom
      18566      2212        1935      MegaPath Corporation
       9829      2190        1875      National Internet Backbone
      
      Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      30662   UNALLOCATED  8.2.129.0/24          3356       Level 3 Communicatio
      47092   UNALLOCATED  8.8.204.0/24         16410       The Reynolds and Rey
      53506   UNALLOCATED  8.17.102.0/23         3356       Level 3 Communicatio
      46467   UNALLOCATED  8.19.192.0/24        46887       Lightower Fiber Netw
      18985   UNALLOCATED  8.21.68.0/22          3356       Level 3 Communicatio
      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
      15347   UNALLOCATED  8.224.147.0/24       12064       Cox Communications I
      33628   UNALLOCATED  12.0.239.0/24         1239       Sprint
      
      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
      23.249.144.0/21      40430     colo4jax, LLC
      23.249.152.0/21      40430     colo4jax, LLC
      27.100.7.0/24        56096     >>UNKNOWN<<
      31.170.96.0/23       23456     32bit Transition AS
      31.217.248.0/21      44902     COVAGE NETWORKS SASU
      37.46.8.0/23         13768     Peer 1 Network (USA) Inc.
      37.46.10.0/23        36351     SoftLayer Technologies Inc.
      37.46.14.0/24        36351     SoftLayer Technologies 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      /10:36      /11:100     /12:265     
      /13:508     /14:1014    /15:1772    /16:12964   /17:7387    /18:12607   
      /19:25540   /20:37739   /21:39941   /22:63279   /23:54855   /24:314197  
      /25:544     /26:578     /27:380     /28:16      /29:16      /30:9       
      /31:0       /32:21      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      22773     2457          3267      Cox Communications Inc.
      39891     2432          2473      SaudiNet, Saudi Telecom Compa
      18566     2114          2212      MegaPath Corporation
       6389     1553          2508      BellSouth.net Inc.
      30036     1481          1664      Mediacom Communications Corp
       6983     1345          1698      EarthLink, Inc.
      10620     1288          3418      Telmex Colombia S.A.
      34984     1211          1926      TELLCOM ILETISIM HIZMETLERI A
      11492     1140          1230      CABLE ONE, INC.
      31148      961          1042      Freenet Ltd.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1645      2:705       4:100       5:2050      6:26        8:1410   
        12:1808     13:29       14:1593     15:23       16:2        17:56     
        18:19       20:46       22:1        23:1321     24:1740     27:2153   
        31:1644     32:54       33:2        34:4        35:5        36:185    
        37:2200     38:1130     39:22       40:76       41:3006     42:369    
        43:1624     44:36       45:1550     46:2343     47:64       49:1042   
        50:821      52:35       54:96       55:8        56:8        57:44     
        58:1416     59:834      60:513      61:1760     62:1463     63:1914   
        64:4419     65:2189     66:4056     67:2144     68:1090     69:3277   
        70:1044     71:464      72:1987     74:2554     75:357      76:417    
        77:1376     78:1261     79:815      80:1326     81:1361     82:854    
        83:669      84:772      85:1520     86:454      87:1050     88:549    
        89:1905     90:167      91:5973     92:860      93:2298     94:2208   
        95:2231     96:472      97:354      98:910      99:45      100:79     
       101:863     103:9072    104:2189    105:73      106:360     107:1138   
       108:637     109:2352    110:1226    111:1537    112:871     113:1195   
       114:901     115:1517    116:1502    117:1326    118:1999    119:1496   
       120:511     121:1159    122:2255    123:1873    124:1546    125:1740   
       128:702     129:353     130:389     131:1274    132:575     133:169    
       134:451     135:119     136:344     137:310     138:1545    139:188    
       140:247     141:465     142:636     143:722     144:572     145:149    
       146:806     147:606     148:1269    149:457     150:623     151:813    
       152:574     153:268     154:467     155:896     156:436     157:446    
       158:341     159:1061    160:421     161:689     162:2216    163:499    
       164:709     165:1091    166:313     167:906     168:1341    169:554    
       170:1479    171:265     172:362     173:1569    174:717     175:763    
       176:1516    177:3971    178:2279    179:1070    180:2032    181:1618   
       182:1898    183:656     184:765     185:5123    186:3021    187:1891   
       188:2096    189:1710    190:7487    191:1221    192:8720    193:5732   
       194:4316    195:3705    196:2251    197:1141    198:5514    199:5522   
       200:6677    201:3494    202:9872    203:9293    204:4568    205:2744   
       206:2989    207:3012    208:4013    209:3971    210:3744    211:2011   
       212:2624    213:2163    214:836     215:73      216:5740    217:1877   
       218:742     219:544     220:1635    221:802     222:646     223:865    
      
      
      End of report