[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, 2 May 2015 04:12:31 +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 02 May, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              542615
          Prefixes after maximum aggregation (per Origin AS):          206677
          Deaggregation factor:                                          2.63
          Unique aggregates announced (without unneeded subnets):      264045
      Total ASes present in the Internet Routing Table:                 50153
          Prefixes per ASN:                                             10.82
      Origin-only ASes present in the Internet Routing Table:           36593
      Origin ASes announcing only one prefix:                           16304
      Transit ASes present in the Internet Routing Table:                6326
      Transit-only ASes present in the Internet Routing Table:            175
      Average AS path length visible in the Internet Routing Table:       4.4
          Max AS path length visible:                                     123
          Max AS path prepend of ASN ( 18596)                             121
      Prefixes from unregistered ASNs in the Routing Table:              1094
          Unregistered ASNs in the Routing Table:                         393
      Number of 32-bit ASNs allocated by the RIRs:                       9336
      Number of 32-bit ASNs visible in the Routing Table:                7234
      Prefixes from 32-bit ASNs in the Routing Table:                   26398
      Number of bogon 32-bit ASNs visible in the Routing Table:             2
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            357
      Number of addresses announced to Internet:                   2741034756
          Equivalent to 163 /8s, 96 /16s and 223 /24s
          Percentage of available address space announced:               74.0
          Percentage of allocated address space announced:               74.0
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               97.3
      Total number of prefixes smaller than registry allocations:      182211
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   133995
          Total APNIC prefixes after maximum aggregation:               38939
          APNIC Deaggregation factor:                                    3.44
      Prefixes being announced from the APNIC address blocks:          140133
          Unique aggregates announced from the APNIC address blocks:    56870
      APNIC Region origin ASes present in the Internet Routing Table:    5031
          APNIC Prefixes per ASN:                                       27.85
      APNIC Region origin ASes announcing only one prefix:               1203
      APNIC Region transit ASes present in the Internet Routing Table:    883
      Average APNIC Region AS path length visible:                        4.4
          Max APNIC Region AS path length visible:                         44
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1412
      Number of APNIC addresses announced to Internet:              748015104
          Equivalent to 44 /8s, 149 /16s and 206 /24s
          Percentage of available APNIC address space announced:         87.4
      
      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:                    178441
          Total ARIN prefixes after maximum aggregation:                87808
          ARIN Deaggregation factor:                                     2.03
      Prefixes being announced from the ARIN address blocks:           180863
          Unique aggregates announced from the ARIN address blocks:     84299
      ARIN Region origin ASes present in the Internet Routing Table:    16578
          ARIN Prefixes per ASN:                                        10.91
      ARIN Region origin ASes announcing only one prefix:                6113
      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:                         123
      Number of ARIN region 32-bit ASNs visible in the Routing Table:     416
      Number of ARIN addresses announced to Internet:              1065268096
          Equivalent to 63 /8s, 126 /16s and 179 /24s
          Percentage of available ARIN address space announced:          56.4
      
      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:                    131501
          Total RIPE prefixes after maximum aggregation:                65670
          RIPE Deaggregation factor:                                     2.00
      Prefixes being announced from the RIPE address blocks:           137869
          Unique aggregates announced from the RIPE address blocks:     85064
      RIPE Region origin ASes present in the Internet Routing Table:    17948
          RIPE Prefixes per ASN:                                         7.68
      RIPE Region origin ASes announcing only one prefix:                8161
      RIPE Region transit ASes present in the Internet Routing Table:    2971
      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:    3651
      Number of RIPE addresses announced to Internet:               694791300
          Equivalent to 41 /8s, 105 /16s and 172 /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:                   59301
          Total LACNIC prefixes after maximum aggregation:              11195
          LACNIC Deaggregation factor:                                   5.30
      Prefixes being announced from the LACNIC address blocks:          69379
          Unique aggregates announced from the LACNIC address blocks:   32345
      LACNIC Region origin ASes present in the Internet Routing Table:   2420
          LACNIC Prefixes per ASN:                                      28.67
      LACNIC Region origin ASes announcing only one prefix:               625
      LACNIC Region transit ASes present in the Internet Routing Table:   497
      Average LACNIC Region AS path length visible:                       4.9
          Max LACNIC Region AS path length visible:                        22
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  1644
      Number of LACNIC addresses announced to Internet:             167524096
          Equivalent to 9 /8s, 252 /16s and 55 /24s
          Percentage of available LACNIC address space announced:        99.9
      
      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:                  12814
          Total AfriNIC prefixes after maximum aggregation:              3021
          AfriNIC Deaggregation factor:                                  4.24
      Prefixes being announced from the AfriNIC address blocks:         14014
          Unique aggregates announced from the AfriNIC address blocks:   5143
      AfriNIC Region origin ASes present in the Internet Routing Table:   737
          AfriNIC Prefixes per ASN:                                     19.01
      AfriNIC Region origin ASes announcing only one prefix:              202
      AfriNIC Region transit ASes present in the Internet Routing Table:  160
      Average AfriNIC Region AS path length visible:                      4.5
          Max AfriNIC Region AS path length visible:                       24
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  111
      Number of AfriNIC addresses announced to Internet:             65126912
          Equivalent to 3 /8s, 225 /16s and 194 /24s
          Percentage of available AfriNIC address space announced:       64.7
      
      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     2929      11557         913   Korea Telecom
      17974     2761        904          78   PT Telekomunikasi Indonesia
       7545     2577        336         129   TPG Telecom Limited
       4755     2013        422         214   TATA Communications formerly 
       4538     1912       4190          72   China Education and Research 
       9829     1656       1326          39   National Internet Backbone
       9808     1572       8717          28   Guangdong Mobile Communicatio
       4808     1429       2241         452   CNCGROUP IP network China169 
       9583     1416        117         577   Sify Limited
       9498     1325        334          95   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     3013       2955         142   Cox Communications Inc.
       6389     2832       3688          51   BellSouth.net Inc.
       3356     2551      10684         479   Level 3 Communications, Inc.
      18566     2039        379         182   MegaPath Corporation
      20115     1879       1844         432   Charter Communications
       6983     1754        866         245   EarthLink, Inc.
       4323     1616       1021         409   tw telecom holdings, inc.
      30036     1527        310         490   Mediacom Communications Corp
        701     1404      11276         687   MCI Communications Services, 
      22561     1353        413         248   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     2472        128           6   SaudiNet, Saudi Telecom Compa
      34984     1970        303         368   TELLCOM ILETISIM HIZMETLERI A
      20940     1816        703        1341   Akamai International B.V.
       6849     1214        356          24   JSC "Ukrtelecom"
      31148     1049         45          23   Freenet Ltd.
      13188     1035         96          68   TOV "Bank-Inform"
       8402     1027        544          15   OJSC "Vimpelcom"
      12479      920        867          80   France Telecom Espana SA
       8551      886        373          48   Bezeq International-Ltd
       9198      854        349          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     3211        523         211   Telmex Colombia S.A.
      28573     2315       2169         117   NET Serviços de Comunicação S
       7303     1657       1043         242   Telecom Argentina S.A.
       6147     1615        374          30   Telefonica del Peru S.A.A.
       8151     1592       3193         452   Uninet S.A. de C.V.
       6503     1247        421          53   Axtel, S.A.B. de C.V.
       7738      999       1882          41   Telemar Norte Leste S.A.
      26615      978       2325          35   Tim Celular S.A.
       3816      924        418         155   COLOMBIA TELECOMUNICACIONES S
      18881      864       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
       8452     1707        958          13   TE-AS
      24863      971        284          27   Link Egypt (Link.NET)
      36903      495        249          88   Office National des Postes et
      36992      419       1229          32   ETISALAT MISR
      37492      303        155          72   Orange Tunisie
      24835      300        144           9   Vodafone Data
       3741      250        857         208   Internet Solutions
      29571      231         21          12   Cote d'Ivoire Telecom
      36947      201        807          13   Telecom Algeria
      37054      181         19           6   Data Telecom Service
      
      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     3211        523         211   Telmex Colombia S.A.
      22773     3013       2955         142   Cox Communications Inc.
       4766     2929      11557         913   Korea Telecom
       6389     2832       3688          51   BellSouth.net Inc.
      17974     2761        904          78   PT Telekomunikasi Indonesia
       7545     2577        336         129   TPG Telecom Limited
       3356     2551      10684         479   Level 3 Communications, Inc.
      39891     2472        128           6   SaudiNet, Saudi Telecom Compa
      28573     2315       2169         117   NET Serviços de Comunicação S
      18566     2039        379         182   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      3013        2871      Cox Communications Inc.
       6389      2832        2781      BellSouth.net Inc.
      17974      2761        2683      PT Telekomunikasi Indonesia
      39891      2472        2466      SaudiNet, Saudi Telecom Compa
       7545      2577        2448      TPG Telecom Limited
      28573      2315        2198      NET Serviços de Comunicação S
       3356      2551        2072      Level 3 Communications, Inc.
       4766      2929        2016      Korea Telecom
      18566      2039        1857      MegaPath Corporation
       4538      1912        1840      China Education and Research 
      
      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        /8:16       /9:12      /10:34      /11:94      /12:264     
      /13:505     /14:1005    /15:1717    /16:12958   /17:7210    /18:12230   
      /19:25341   /20:35907   /21:38604   /22:59228   /23:51517   /24:292935  
      /25:1135    /26:1142    /27:717     /28:12      /29:11      /30:8       
      /31:0       /32:13      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      39891     2432          2472      SaudiNet, Saudi Telecom Compa
      22773     2222          3013      Cox Communications Inc.
      18566     1995          2039      MegaPath Corporation
       6389     1654          2832      BellSouth.net Inc.
       6983     1401          1754      EarthLink, Inc.
      30036     1370          1527      Mediacom Communications Corp
      34984     1289          1970      TELLCOM ILETISIM HIZMETLERI A
       6147     1167          1615      Telefonica del Peru S.A.A.
      10620     1135          3211      Telmex Colombia S.A.
      11492     1111          1186      CABLE ONE, INC.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1482      2:678       4:94        5:1767      6:23        8:1420   
        12:1822     13:10       14:1329     15:17       16:2        17:44     
        18:21       20:48       23:1226     24:1707     27:1890     31:1569   
        32:38       33:2        34:5        35:3        36:118      37:1903   
        38:1019     39:7        40:250      41:3009     42:323      43:1252   
        44:26       45:487      46:2155     47:40       49:902      50:800    
        52:12       54:73       55:5        56:8        57:37       58:1278   
        59:711      60:472      61:1742     62:1332     63:1915     64:4403   
        65:2252     66:4055     67:2048     68:1049     69:3253     70:959    
        71:449      72:1953     74:2653     75:334      76:414      77:1434   
        78:1185     79:794      80:1327     81:1348     82:808      83:692    
        84:708      85:1348     86:389      87:1075     88:509      89:1812   
        90:151      91:5965     92:831      93:2196     94:2035     95:2125   
        96:432      97:354      98:1054     99:49      100:69      101:828    
       103:7285    104:1656    105:61      106:246     107:943     108:620    
       109:2041    110:1094    111:1477    112:779     113:1116    114:821    
       115:1257    116:1355    117:1051    118:1793    119:1452    120:446    
       121:1077    122:2206    123:1796    124:1498    125:1581    128:627    
       129:380     130:393     131:1166    132:482     133:174     134:425    
       135:107     136:326     137:314     138:663     139:148     140:225    
       141:423     142:661     143:503     144:568     145:114     146:696    
       147:590     148:1134    149:432     150:571     151:614     152:494    
       153:243     154:455     155:842     156:407     157:463     158:320    
       159:1000    160:379     161:652     162:1955    163:424     164:671    
       165:691     166:304     167:819     168:1289    169:167     170:1468   
       171:241     172:43      173:1510    174:701     175:676     176:1233   
       177:3785    178:2143    179:872     180:1934    181:1681    182:1741   
       183:619     184:740     185:3398    186:2635    187:1739    188:2002   
       189:1569    190:7672    191:952     192:8296    193:5579    194:4124   
       195:3612    196:1700    197:1072    198:5504    199:5536    200:6654   
       201:3067    202:9463    203:9110    204:4674    205:2822    206:3086   
       207:2978    208:3938    209:3956    210:3527    211:1861    212:2497   
       213:2310    214:857     215:71      216:5568    217:1813    218:691    
       219:454     220:1444    221:788     222:478     223:676    
      
      End of report