[pacnog] 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: [pacnog] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 30 Apr 2016 04:11:19 +1000 (AEST)
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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,
      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 30 Apr, 2016
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              593320
          Prefixes after maximum aggregation (per Origin AS):          217357
          Deaggregation factor:                                          2.73
          Unique aggregates announced (without unneeded subnets):      290159
      Total ASes present in the Internet Routing Table:                 53574
          Prefixes per ASN:                                             11.07
      Origin-only ASes present in the Internet Routing Table:           36587
      Origin ASes announcing only one prefix:                           15699
      Transit ASes present in the Internet Routing Table:                6432
      Transit-only ASes present in the Internet Routing Table:            172
      Average AS path length visible in the Internet Routing Table:       4.3
          Max AS path length visible:                                      45
          Max AS path prepend of ASN ( 40285)                              42
      Prefixes from unregistered ASNs in the Routing Table:              1012
          Unregistered ASNs in the Routing Table:                         366
      Number of 32-bit ASNs allocated by the RIRs:                      13668
      Number of 32-bit ASNs visible in the Routing Table:               10555
      Prefixes from 32-bit ASNs in the Routing Table:                   41431
      Number of bogon 32-bit ASNs visible in the Routing Table:            13
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            389
      Number of addresses announced to Internet:                   2810793284
          Equivalent to 167 /8s, 137 /16s and 77 /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:      193746
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   151960
          Total APNIC prefixes after maximum aggregation:               42211
          APNIC Deaggregation factor:                                    3.60
      Prefixes being announced from the APNIC address blocks:          162661
          Unique aggregates announced from the APNIC address blocks:    66214
      APNIC Region origin ASes present in the Internet Routing Table:    5164
          APNIC Prefixes per ASN:                                       31.50
      APNIC Region origin ASes announcing only one prefix:               1184
      APNIC Region transit ASes present in the Internet Routing Table:    913
      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:   2033
      Number of APNIC addresses announced to Internet:              754267460
          Equivalent to 44 /8s, 245 /16s and 53 /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:                    180907
          Total ARIN prefixes after maximum aggregation:                89400
          ARIN Deaggregation factor:                                     2.02
      Prefixes being announced from the ARIN address blocks:           186041
          Unique aggregates announced from the ARIN address blocks:     88502
      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:                5842
      ARIN Region transit ASes present in the Internet Routing Table:    1713
      Average ARIN Region AS path length visible:                         3.8
          Max ARIN Region AS path length visible:                          45
      Number of ARIN region 32-bit ASNs visible in the Routing Table:    1161
      Number of ARIN addresses announced to Internet:              1101677376
          Equivalent to 65 /8s, 170 /16s and 67 /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, 393216-395164
      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:                    143000
          Total RIPE prefixes after maximum aggregation:                70238
          RIPE Deaggregation factor:                                     2.04
      Prefixes being announced from the RIPE address blocks:           152054
          Unique aggregates announced from the RIPE address blocks:     93146
      RIPE Region origin ASes present in the Internet Routing Table:    18078
          RIPE Prefixes per ASN:                                         8.41
      RIPE Region origin ASes announcing only one prefix:                7914
      RIPE Region transit ASes present in the Internet Routing Table:    3001
      Average RIPE Region AS path length visible:                         4.3
          Max RIPE Region AS path length visible:                          29
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    4709
      Number of RIPE addresses announced to Internet:               704653696
          Equivalent to 42 /8s, 0 /16s and 41 /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:                   61721
          Total LACNIC prefixes after maximum aggregation:              12271
          LACNIC Deaggregation factor:                                   5.03
      Prefixes being announced from the LACNIC address blocks:          76026
          Unique aggregates announced from the LACNIC address blocks:   36089
      LACNIC Region origin ASes present in the Internet Routing Table:   2474
          LACNIC Prefixes per ASN:                                      30.73
      LACNIC Region origin ASes announcing only one prefix:               578
      LACNIC Region transit ASes present in the Internet Routing Table:   562
      Average LACNIC Region AS path length visible:                       4.7
          Max LACNIC Region AS path length visible:                        24
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2442
      Number of LACNIC addresses announced to Internet:             171320128
          Equivalent to 10 /8s, 54 /16s and 35 /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:                  14187
          Total AfriNIC prefixes after maximum aggregation:              3196
          AfriNIC Deaggregation factor:                                  4.44
      Prefixes being announced from the AfriNIC address blocks:         16149
          Unique aggregates announced from the AfriNIC address blocks:   5855
      AfriNIC Region origin ASes present in the Internet Routing Table:   738
          AfriNIC Prefixes per ASN:                                     21.88
      AfriNIC Region origin ASes announcing only one prefix:              181
      AfriNIC Region transit ASes present in the Internet Routing Table:  170
      Average AfriNIC Region AS path length visible:                      4.6
          Max AfriNIC Region AS path length visible:                       22
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  210
      Number of AfriNIC addresses announced to Internet:             78506240
          Equivalent to 4 /8s, 173 /16s and 233 /24s
          Percentage of available AfriNIC address space announced:       78.0
      
      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     5560       4192          76   China Education and Research 
       7545     3297        354         214   TPG Telecom Limited
       4766     3168      11160        1126   Korea Telecom
      17974     2924        914          96   PT Telekomunikasi Indonesia
       9829     2497       1467         462   National Internet Backbone
       4755     2089        432         240   TATA Communications formerly 
       9808     1883       8717          30   Guangdong Mobile Communicatio
       4808     1656       2299         541   CNCGROUP IP network China169 
       9583     1510        121         564   Sify Limited
      38197     1487         92         212   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     3309       2948         145   Cox Communications Inc.
       6389     2322       3671          41   BellSouth.net Inc.
      18566     2204        394         275   MegaPath Corporation
      20115     1923       1937         404   Charter Communications
      30036     1779        350         179   Mediacom Communications Corp
       6983     1690        849         232   EarthLink, Inc.
        209     1572       4666        1241   Qwest Communications Company,
       4323     1567       1004         386   tw telecom holdings, inc.
        701     1296      10702         704   MCI Communications Services, 
       7018     1278      19906         974   AT&T Services, 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     2453        928        1789   Akamai International B.V.
      34984     1968        323         417   TELLCOM ILETISIM HIZMETLERI A
       8551     1630        376          55   Bezeq International-Ltd
      12479     1173        979          92   France Telecom Espana SA
       6849     1152        355          21   JSC "Ukrtelecom"
      13188     1079         98          66   TOV "Bank-Inform"
       8402     1046        544          15   OJSC "Vimpelcom"
      31148     1027         47          41   Freenet Ltd.
       9198      957        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     3469        542         147   Telmex Colombia S.A.
       8151     2248       3401         577   Uninet S.A. de C.V.
       7303     1515        940         237   Telecom Argentina S.A.
      11830     1483        368          53   Instituto Costarricense de El
       6503     1434        437          57   Axtel, S.A.B. de C.V.
       3816      997        478         187   COLOMBIA TELECOMUNICACIONES S
      26615      989       2325          34   Tim Celular S.A.
       7738      987       1882          40   Telemar Norte Leste S.A.
      11172      869        125          76   Alestra, S. de R.L. de C.V.
      18881      867       1036          22   Global Village Telecom
      
      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     1227        402          40   Link Egypt (Link.NET)
      37611      641         48           2   Afrihost-Brevis Computer Serv
      36903      616        310         110   Office National des Postes et
       8452      538       1472          15   TE-AS
      36992      511       1357          26   ETISALAT MISR
      37492      395        234          68   Orange Tunisie
      24835      328        338          15   Vodafone Data
      29571      301         37          13   Cote d'Ivoire Telecom
       2018      256        327          74   TENET (The UNINET Project)
      36947      237        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     5560       4192          76   China Education and Research 
      10620     3469        542         147   Telmex Colombia S.A.
      22773     3309       2948         145   Cox Communications Inc.
       7545     3297        354         214   TPG Telecom Limited
       4766     3168      11160        1126   Korea Telecom
      17974     2924        914          96   PT Telekomunikasi Indonesia
      39891     2901        151          11   SaudiNet, Saudi Telecom Compa
       9829     2497       1467         462   National Internet Backbone
      20940     2453        928        1789   Akamai International B.V.
       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      3469        3322      Telmex Colombia S.A.
      22773      3309        3164      Cox Communications Inc.
       7545      3297        3083      TPG Telecom Limited
      39891      2901        2890      SaudiNet, Saudi Telecom Compa
      17974      2924        2828      PT Telekomunikasi Indonesia
       6389      2322        2281      BellSouth.net Inc.
       4766      3168        2042      Korea Telecom
       9829      2497        2035      National Internet Backbone
      18566      2204        1929      MegaPath Corporation
       9808      1883        1853      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     /14:1036    /15:1767    /16:13000   /17:7613    /18:12769   
      /19:25947   /20:38243   /21:39996   /22:65749   /23:57212   /24:327351  
      /25:561     /26:593     /27:418     /28:44      /29:32      /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     2506          3309      Cox Communications Inc.
      18566     2106          2204      MegaPath Corporation
      30036     1593          1779      Mediacom Communications Corp
       6389     1487          2322      BellSouth.net Inc.
      10620     1361          3469      Telmex Colombia S.A.
       6983     1339          1690      EarthLink, Inc.
      34984     1252          1968      TELLCOM ILETISIM HIZMETLERI A
      11492     1172          1266      CABLE ONE, INC.
       8551     1126          1630      Bezeq International-Ltd
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1575      2:747       4:21        5:2061      6:28        8:952    
        12:1773     13:39       14:1683     15:45       16:2        17:84     
        18:89       20:48       23:1521     24:1768     27:2277     31:1766   
        32:59       33:2        34:2        35:5        36:292      37:2262   
        38:1211     39:27       40:89       41:2759     42:396      43:1737   
        44:42       45:1807     46:2509     47:78       49:1130     50:881    
        51:24       52:173      54:328      55:5        56:6        57:42     
        58:1550     59:862      60:350      61:1811     62:1487     63:1924   
        64:4486     65:2146     66:4242     67:2151     68:1087     69:3249   
        70:1071     71:466      72:1992     74:2543     75:343      76:356    
        77:1377     78:1253     79:1069     80:1319     81:1371     82:929    
        83:695      84:820      85:1577     86:476      87:1047     88:562    
        89:1997     90:168      91:6100     92:887      93:2334     94:2339   
        95:2311     96:484      97:358      98:943      99:46      100:74     
       101:1051    103:10514   104:2391    105:123     106:401     107:1133   
       108:666     109:2325    110:1248    111:1645    112:958     113:1165   
       114:1047    115:1552    116:1588    117:1454    118:2058    119:1613   
       120:925     121:1168    122:2209    123:2012    124:1568    125:1752   
       128:692     129:407     130:404     131:1339    132:631     133:174    
       134:447     135:125     136:374     137:351     138:1718    139:259    
       140:540     141:471     142:642     143:911     144:665     145:156    
       146:857     147:686     148:1466    149:499     150:651     151:882    
       152:607     153:271     154:618     155:948     156:494     157:486    
       158:348     159:1110    160:476     161:747     162:2311    163:559    
       164:751     165:1048    166:312     167:1133    168:1763    169:651    
       170:1575    171:264     172:540     173:1709    174:734     175:730    
       176:1728    177:3950    178:2205    179:1143    180:2056    181:1698   
       182:1886    183:934     184:800     185:6331    186:3135    187:2090   
       188:2138    189:1741    190:7623    191:1232    192:8920    193:5724   
       194:4367    195:3758    196:1722    197:1057    198:5546    199:5702   
       200:6921    201:3679    202:10086   203:9636    204:4493    205:2708   
       206:2976    207:3104    208:4055    209:3812    210:3923    211:2045   
       212:2682    213:2221    214:852     215:71      216:5781    217:1934   
       218:791     219:577     220:1675    221:871     222:664     223:1213   
      
      
      End of report