[apops] Weekly Routing Table Report

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  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 30 May 2015 04:13:04 +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,
      CaribNOG and the RIPE Routing Working Group.
      
      Daily listings are sent to bgp-stats at lists dot apnic dot net
      
      For historical data, please see http://thyme.rand.apnic.net.
      
      If you have any comments please contact Philip Smith <pfsinoz at gmail dot com>.
      
      Routing Table Report   04:00 +10GMT Sat 30 May, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              546078
          Prefixes after maximum aggregation (per Origin AS):          207732
          Deaggregation factor:                                          2.63
          Unique aggregates announced (without unneeded subnets):      266391
      Total ASes present in the Internet Routing Table:                 50461
          Prefixes per ASN:                                             10.82
      Origin-only ASes present in the Internet Routing Table:           36679
      Origin ASes announcing only one prefix:                           16300
      Transit ASes present in the Internet Routing Table:                6313
      Transit-only ASes present in the Internet Routing Table:            165
      Average AS path length visible in the Internet Routing Table:       4.4
          Max AS path length visible:                                      41
          Max AS path prepend of ASN ( 12486)                              32
      Prefixes from unregistered ASNs in the Routing Table:              1137
          Unregistered ASNs in the Routing Table:                         421
      Number of 32-bit ASNs allocated by the RIRs:                       9645
      Number of 32-bit ASNs visible in the Routing Table:                7469
      Prefixes from 32-bit ASNs in the Routing Table:                   27217
      Number of bogon 32-bit ASNs visible in the Routing Table:             6
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            352
      Number of addresses announced to Internet:                   2759984352
          Equivalent to 164 /8s, 130 /16s and 4 /24s
          Percentage of available address space announced:               74.5
          Percentage of allocated address space announced:               74.5
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               97.4
      Total number of prefixes smaller than registry allocations:      182950
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   135191
          Total APNIC prefixes after maximum aggregation:               39171
          APNIC Deaggregation factor:                                    3.45
      Prefixes being announced from the APNIC address blocks:          141541
          Unique aggregates announced from the APNIC address blocks:    57260
      APNIC Region origin ASes present in the Internet Routing Table:    5059
          APNIC Prefixes per ASN:                                       27.98
      APNIC Region origin ASes announcing only one prefix:               1212
      APNIC Region transit ASes present in the Internet Routing Table:    884
      Average APNIC Region AS path length visible:                        4.3
          Max APNIC Region AS path length visible:                         32
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1459
      Number of APNIC addresses announced to Internet:              749217216
          Equivalent to 44 /8s, 168 /16s and 37 /24s
          Percentage of available APNIC address space announced:         87.6
      
      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:                    179304
          Total ARIN prefixes after maximum aggregation:                88173
          ARIN Deaggregation factor:                                     2.03
      Prefixes being announced from the ARIN address blocks:           181952
          Unique aggregates announced from the ARIN address blocks:     84936
      ARIN Region origin ASes present in the Internet Routing Table:    16622
          ARIN Prefixes per ASN:                                        10.95
      ARIN Region origin ASes announcing only one prefix:                6124
      ARIN Region transit ASes present in the Internet Routing Table:    1732
      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:     460
      Number of ARIN addresses announced to Internet:              1081496864
          Equivalent to 64 /8s, 118 /16s and 85 /24s
          Percentage of available ARIN address space announced:          57.2
      
      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:                    132389
          Total RIPE prefixes after maximum aggregation:                65992
          RIPE Deaggregation factor:                                     2.01
      Prefixes being announced from the RIPE address blocks:           138863
          Unique aggregates announced from the RIPE address blocks:     86068
      RIPE Region origin ASes present in the Internet Routing Table:    17948
          RIPE Prefixes per ASN:                                         7.74
      RIPE Region origin ASes announcing only one prefix:                8141
      RIPE Region transit ASes present in the Internet Routing Table:    2958
      Average RIPE Region AS path length visible:                         4.9
          Max RIPE Region AS path length visible:                          34
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    3739
      Number of RIPE addresses announced to Internet:               694821120
          Equivalent to 41 /8s, 106 /16s and 33 /24s
          Percentage of available RIPE address space announced:         101.0
      
      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, 196608-202239
      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:                   59819
          Total LACNIC prefixes after maximum aggregation:              11304
          LACNIC Deaggregation factor:                                   5.29
      Prefixes being announced from the LACNIC address blocks:          70075
          Unique aggregates announced from the LACNIC address blocks:   32630
      LACNIC Region origin ASes present in the Internet Routing Table:   2439
          LACNIC Prefixes per ASN:                                      28.73
      LACNIC Region origin ASes announcing only one prefix:               626
      LACNIC Region transit ASes present in the Internet Routing Table:   504
      Average LACNIC Region AS path length visible:                       4.9
          Max LACNIC Region AS path length visible:                        25
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  1696
      Number of LACNIC addresses announced to Internet:             168456448
          Equivalent to 10 /8s, 10 /16s and 113 /24s
          Percentage of available LACNIC address space announced:       100.4
      
      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:                  11982
          Total AfriNIC prefixes after maximum aggregation:              3048
          AfriNIC Deaggregation factor:                                  3.93
      Prefixes being announced from the AfriNIC address blocks:         13295
          Unique aggregates announced from the AfriNIC address blocks:   5178
      AfriNIC Region origin ASes present in the Internet Routing Table:   729
          AfriNIC Prefixes per ASN:                                     18.24
      AfriNIC Region origin ASes announcing only one prefix:              197
      AfriNIC Region transit ASes present in the Internet Routing Table:  157
      Average AfriNIC Region AS path length visible:                      4.6
          Max AfriNIC Region AS path length visible:                       24
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  115
      Number of AfriNIC addresses announced to Internet:             65687040
          Equivalent to 3 /8s, 234 /16s and 78 /24s
          Percentage of available AfriNIC address space announced:       65.3
      
      AfriNIC AS Blocks      36864-37887, 327680-328703 & ERX transfers
      AfriNIC Address Blocks  41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       4766     2928      11557         914   Korea Telecom
      17974     2689        904          81   PT Telekomunikasi Indonesia
       7545     2431        336         131   TPG Telecom Limited
       4755     2026        423         219   TATA Communications formerly 
       4538     1937       4190          72   China Education and Research 
       9808     1686       8717          28   Guangdong Mobile Communicatio
       9829     1669       1332          62   National Internet Backbone
       4808     1469       2249         467   CNCGROUP IP network China169 
       9583     1449        120         588   Sify Limited
       9498     1330        335         101   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     3045       2958         141   Cox Communications Inc.
       6389     2796       3688          51   BellSouth.net Inc.
       3356     2569      10687         495   Level 3 Communications, Inc.
      18566     2047        379         189   MegaPath Corporation
      20115     1878       1849         423   Charter Communications
       6983     1749        866         245   EarthLink, Inc.
       4323     1606       1022         410   tw telecom holdings, inc.
      30036     1543        314         474   Mediacom Communications Corp
        701     1390      11322         679   MCI Communications Services, 
      22561     1361        414         250   CenturyTel Internet Holdings,
      
      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        132           7   SaudiNet, Saudi Telecom Compa
      34984     2028        305         356   TELLCOM ILETISIM HIZMETLERI A
      20940     1920        753        1407   Akamai International B.V.
       6849     1213        356          24   JSC "Ukrtelecom"
       8402     1095        544          15   OJSC "Vimpelcom"
      31148     1049         45          23   Freenet Ltd.
      13188     1040         97          70   TOV "Bank-Inform"
      12479      944        868          72   France Telecom Espana SA
       6830      906       2693         466   Liberty Global Operations B.V
       8551      873        376          52   Bezeq International-Ltd
      
      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     3237        530         203   Telmex Colombia S.A.
      28573     2287       2181         117   NET Serviços de Comunicação S
       8151     1670       3255         468   Uninet S.A. de C.V.
       7303     1667       1046         239   Telecom Argentina S.A.
       6147     1632        374          30   Telefonica del Peru S.A.A.
       6503     1248        421          55   Axtel, S.A.B. de C.V.
      26615     1074       2325          35   Tim Celular S.A.
       7738      999       1882          41   Telemar Norte Leste S.A.
       3816      928        424         158   COLOMBIA TELECOMUNICACIONES S
      18881      869       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      895        280          37   Link Egypt (Link.NET)
       8452      840        958          13   TE-AS
      36903      504        254          98   Office National des Postes et
      36992      423       1229          32   ETISALAT MISR
      37492      312        175          71   Orange Tunisie
      24835      304        146          13   Vodafone Data
       3741      250        857         208   Internet Solutions
      29571      242         21          12   Cote d'Ivoire Telecom
      37054      199         19           6   Data Telecom Service
      36947      190        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
      10620     3237        530         203   Telmex Colombia S.A.
      22773     3045       2958         141   Cox Communications Inc.
       4766     2928      11557         914   Korea Telecom
       6389     2796       3688          51   BellSouth.net Inc.
      17974     2689        904          81   PT Telekomunikasi Indonesia
       3356     2569      10687         495   Level 3 Communications, Inc.
      39891     2473        132           7   SaudiNet, Saudi Telecom Compa
       7545     2431        336         131   TPG Telecom Limited
      28573     2287       2181         117   NET Serviços de Comunicação S
      18566     2047        379         189   MegaPath Corporation
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      22773      3045        2904      Cox Communications Inc.
       6389      2796        2745      BellSouth.net Inc.
      17974      2689        2608      PT Telekomunikasi Indonesia
      39891      2473        2466      SaudiNet, Saudi Telecom Compa
       7545      2431        2300      TPG Telecom Limited
      28573      2287        2170      NET Serviços de Comunicação S
       3356      2569        2074      Level 3 Communications, Inc.
       4766      2928        2014      Korea Telecom
       4538      1937        1865      China Education and Research 
      18566      2047        1858      MegaPath Corporation
      
      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
      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        12180       Internap Network Ser
      46473   UNALLOCATED  8.27.124.0/24        12180       Internap Network Ser
      27205   UNALLOCATED  8.38.16.0/21          6461       Abovenet Communicati
      15347   UNALLOCATED  8.224.147.0/24       12064       Cox Communications I
      33628   UNALLOCATED  12.0.239.0/24         1239       Sprint
      32805   UNALLOCATED  12.1.225.0/24         7018       AT&T Services, Inc.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      5.100.241.0/24       23456     32bit Transition AS
      23.226.112.0/20      62788     >>UNKNOWN<<
      27.100.7.0/24        56096     >>UNKNOWN<<
      31.217.248.0/21      44902     COVAGE NETWORKS SASU
      41.73.1.0/24         37004     >>UNKNOWN<<
      41.73.10.0/24        37004     >>UNKNOWN<<
      41.73.11.0/24        37004     >>UNKNOWN<<
      41.73.12.0/24        37004     >>UNKNOWN<<
      41.73.13.0/24        37004     >>UNKNOWN<<
      41.73.15.0/24        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        /8:17       /9:12      /10:34      /11:94      /12:264     
      /13:505     /14:1004    /15:1723    /16:12946   /17:7273    /18:12308   
      /19:25529   /20:36115   /21:38831   /22:59781   /23:51923   /24:294708  
      /25:1104    /26:1140    /27:721     /28:14      /29:12      /30:7       
      /31:0       /32:13      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      39891     2432          2473      SaudiNet, Saudi Telecom Compa
      22773     2252          3045      Cox Communications Inc.
      18566     1999          2047      MegaPath Corporation
       6389     1639          2796      BellSouth.net Inc.
       6983     1396          1749      EarthLink, Inc.
      30036     1379          1543      Mediacom Communications Corp
      34984     1322          2028      TELLCOM ILETISIM HIZMETLERI A
       6147     1183          1632      Telefonica del Peru S.A.A.
      10620     1136          3237      Telmex Colombia S.A.
      11492     1111          1192      CABLE ONE, INC.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1486      2:680       4:93        5:1813      6:25        8:1416   
        11:1        12:1832     13:10       14:1261     15:17       16:2      
        17:43       18:22       20:48       23:1233     24:1706     27:1908   
        31:1598     32:38       33:2        34:4        35:3        36:115    
        37:1921     38:1032     39:6        40:251      41:2666     42:278    
        43:1296     44:25       45:654      46:2194     47:42       49:877    
        50:809      52:12       54:73       55:5        56:8        57:40     
        58:1290     59:714      60:477      61:1751     62:1329     63:1917   
        64:4421     65:2274     66:4083     67:2059     68:1061     69:3272   
        70:980      71:446      72:1980     74:2647     75:335      76:422    
        77:1392     78:1241     79:805      80:1339     81:1302     82:812    
        83:699      84:723      85:1404     86:392      87:1040     88:520    
        89:1840     90:151      91:5966     92:847      93:2212     94:2075   
        95:2181     96:430      97:354      98:1051     99:49      100:69     
       101:831     103:7463    104:1779    105:61      106:225     107:978    
       108:626     109:2054    110:1103    111:1480    112:814     113:1082   
       114:827     115:1286    116:1374    117:1066    118:1795    119:1434   
       120:442     121:1086    122:2144    123:1828    124:1506    125:1592   
       128:648     129:383     130:402     131:1183    132:498     133:178    
       134:411     135:108     136:329     137:309     138:776     139:151    
       140:237     141:447     142:661     143:508     144:571     145:116    
       146:728     147:592     148:1130    149:406     150:561     151:606    
       152:486     153:244     154:488     155:864     156:408     157:463    
       158:339     159:1011    160:381     161:660     162:1948    163:426    
       164:675     165:691     166:307     167:836     168:1294    169:172    
       170:1464    171:244     172:67      173:1545    174:715     175:695    
       176:1312    177:3706    178:2143    179:919     180:1936    181:1687   
       182:1784    183:655     184:755     185:3572    186:2660    187:1746   
       188:2044    189:1577    190:7691    191:1015    192:8369    193:5599   
       194:4148    195:3654    196:1471    197:962     198:5530    199:5520   
       200:6646    201:3106    202:9490    203:9140    204:4677    205:2823   
       206:3081    207:2946    208:3961    209:3964    210:3512    211:1852   
       212:2552    213:2334    214:863     215:73      216:5730    217:1820   
       218:695     219:460     220:1433    221:785     222:468     223:707    
      
      
      End of report