[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, 27 Jun 2015 04:12:33 +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 27 Jun, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              550382
          Prefixes after maximum aggregation (per Origin AS):          208414
          Deaggregation factor:                                          2.64
          Unique aggregates announced (without unneeded subnets):      267700
      Total ASes present in the Internet Routing Table:                 50752
          Prefixes per ASN:                                             10.84
      Origin-only ASes present in the Internet Routing Table:           36709
      Origin ASes announcing only one prefix:                           16258
      Transit ASes present in the Internet Routing Table:                6327
      Transit-only ASes present in the Internet Routing Table:            166
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      67
          Max AS path prepend of ASN (197377)                              50
      Prefixes from unregistered ASNs in the Routing Table:              1233
          Unregistered ASNs in the Routing Table:                         424
      Number of 32-bit ASNs allocated by the RIRs:                       9984
      Number of 32-bit ASNs visible in the Routing Table:                7716
      Prefixes from 32-bit ASNs in the Routing Table:                   28287
      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:            407
      Number of addresses announced to Internet:                   2782158752
          Equivalent to 165 /8s, 212 /16s and 95 /24s
          Percentage of available address space announced:               75.1
          Percentage of allocated address space announced:               75.1
          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:      184409
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   135761
          Total APNIC prefixes after maximum aggregation:               39420
          APNIC Deaggregation factor:                                    3.44
      Prefixes being announced from the APNIC address blocks:          142431
          Unique aggregates announced from the APNIC address blocks:    57131
      APNIC Region origin ASes present in the Internet Routing Table:    5073
          APNIC Prefixes per ASN:                                       28.08
      APNIC Region origin ASes announcing only one prefix:               1213
      APNIC Region transit ASes present in the Internet Routing Table:    884
      Average APNIC Region AS path length visible:                        4.5
          Max APNIC Region AS path length visible:                         39
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1519
      Number of APNIC addresses announced to Internet:              750638656
          Equivalent to 44 /8s, 189 /16s and 214 /24s
          Percentage of available APNIC address space announced:         87.7
      
      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:                    180171
          Total ARIN prefixes after maximum aggregation:                88106
          ARIN Deaggregation factor:                                     2.04
      Prefixes being announced from the ARIN address blocks:           182665
          Unique aggregates announced from the ARIN address blocks:     85208
      ARIN Region origin ASes present in the Internet Routing Table:    16611
          ARIN Prefixes per ASN:                                        11.00
      ARIN Region origin ASes announcing only one prefix:                6113
      ARIN Region transit ASes present in the Internet Routing Table:    1734
      Average ARIN Region AS path length visible:                         3.8
          Max ARIN Region AS path length visible:                          24
      Number of ARIN region 32-bit ASNs visible in the Routing Table:     507
      Number of ARIN addresses announced to Internet:              1101184800
          Equivalent to 65 /8s, 162 /16s and 191 /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:                    133456
          Total RIPE prefixes after maximum aggregation:                66325
          RIPE Deaggregation factor:                                     2.01
      Prefixes being announced from the RIPE address blocks:           139963
          Unique aggregates announced from the RIPE address blocks:     86694
      RIPE Region origin ASes present in the Internet Routing Table:    17975
          RIPE Prefixes per ASN:                                         7.79
      RIPE Region origin ASes announcing only one prefix:                8125
      RIPE Region transit ASes present in the Internet Routing Table:    2965
      Average RIPE Region AS path length visible:                         5.0
          Max RIPE Region AS path length visible:                          35
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    3803
      Number of RIPE addresses announced to Internet:               695997696
          Equivalent to 41 /8s, 124 /16s and 21 /24s
          Percentage of available RIPE address space announced:         101.2
      
      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:                   60411
          Total LACNIC prefixes after maximum aggregation:              11431
          LACNIC Deaggregation factor:                                   5.28
      Prefixes being announced from the LACNIC address blocks:          71086
          Unique aggregates announced from the LACNIC address blocks:   33061
      LACNIC Region origin ASes present in the Internet Routing Table:   2439
          LACNIC Prefixes per ASN:                                      29.15
      LACNIC Region origin ASes announcing only one prefix:               611
      LACNIC Region transit ASes present in the Internet Routing Table:   505
      Average LACNIC Region AS path length visible:                       5.0
          Max LACNIC Region AS path length visible:                        25
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  1759
      Number of LACNIC addresses announced to Internet:             168135232
          Equivalent to 10 /8s, 5 /16s and 138 /24s
          Percentage of available LACNIC address space announced:       100.2
      
      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:                  12036
          Total AfriNIC prefixes after maximum aggregation:              3083
          AfriNIC Deaggregation factor:                                  3.90
      Prefixes being announced from the AfriNIC address blocks:         13830
          Unique aggregates announced from the AfriNIC address blocks:   5237
      AfriNIC Region origin ASes present in the Internet Routing Table:   739
          AfriNIC Prefixes per ASN:                                     18.71
      AfriNIC Region origin ASes announcing only one prefix:              196
      AfriNIC Region transit ASes present in the Internet Routing Table:  158
      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:  128
      Number of AfriNIC addresses announced to Internet:             65711360
          Equivalent to 3 /8s, 234 /16s and 173 /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     2952      11304         938   Korea Telecom
      17974     2698        904          78   PT Telekomunikasi Indonesia
       7545     2606        336         129   TPG Telecom Limited
       4755     2026        423         222   TATA Communications formerly 
       4538     1936       4190          71   China Education and Research 
       9829     1764       1353         122   National Internet Backbone
       9808     1551       8717          28   Guangdong Mobile Communicatio
       9583     1491        118         567   Sify Limited
       4808     1453       2239         464   CNCGROUP IP network China169 
       9498     1355        336         106   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     3182       2960         141   Cox Communications Inc.
       6389     2792       3688          51   BellSouth.net Inc.
       3356     2584      10688         502   Level 3 Communications, Inc.
      18566     2054        380         195   MegaPath Corporation
      20115     1865       1855         416   Charter Communications
       6983     1750        850         244   EarthLink, Inc.
       4323     1605       1022         411   tw telecom holdings, inc.
      30036     1565        320         443   Mediacom Communications Corp
        701     1393      11371         676   MCI Communications Services, 
      22561     1383        415         257   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     2138        305         364   TELLCOM ILETISIM HIZMETLERI A
      20940     1980        771        1444   Akamai International B.V.
       6849     1209        355          21   JSC "Ukrtelecom"
      13188     1052         97          73   TOV "Bank-Inform"
      31148     1048         45          23   Freenet Ltd.
       8402      996        544          15   OJSC "Vimpelcom"
      12479      950        869          74   France Telecom Espana SA
       6830      912       2694         468   Liberty Global Operations B.V
       8551      883        376          53   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     3256        532         238   Telmex Colombia S.A.
      28573     2285       2170         113   NET Serviços de Comunicação S
       8151     1695       3249         471   Uninet S.A. de C.V.
       7303     1633       1005         238   Telecom Argentina S.A.
       6147     1568        372          43   Telefonica del Peru S.A.A.
       6503     1267        421          55   Axtel, S.A.B. de C.V.
      26615     1077       2325          35   Tim Celular S.A.
       7738      999       1882          41   Telemar Norte Leste S.A.
       3816      951        428         161   COLOMBIA TELECOMUNICACIONES S
      11830      892        364          15   Instituto Costarricense de El
      
      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      876        280          26   Link Egypt (Link.NET)
       8452      816        958          13   TE-AS
      36903      511        257         103   Office National des Postes et
      36992      423       1229          32   ETISALAT MISR
      37492      312        175          71   Orange Tunisie
      24835      304        146          12   Vodafone Data
       3741      250        857         208   Internet Solutions
      29571      242         21          13   Cote d'Ivoire Telecom
      37054      199         20           7   Data Telecom Service
      36947      191        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     3256        532         238   Telmex Colombia S.A.
      22773     3182       2960         141   Cox Communications Inc.
       4766     2952      11304         938   Korea Telecom
       6389     2792       3688          51   BellSouth.net Inc.
      17974     2698        904          78   PT Telekomunikasi Indonesia
       7545     2606        336         129   TPG Telecom Limited
       3356     2584      10688         502   Level 3 Communications, Inc.
      39891     2472        128           6   SaudiNet, Saudi Telecom Compa
      28573     2285       2170         113   NET Serviços de Comunicação S
      34984     2138        305         364   TELLCOM ILETISIM HIZMETLERI A
      
      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      3182        3041      Cox Communications Inc.
       6389      2792        2741      BellSouth.net Inc.
      17974      2698        2620      PT Telekomunikasi Indonesia
       7545      2606        2477      TPG Telecom Limited
      39891      2472        2466      SaudiNet, Saudi Telecom Compa
      28573      2285        2172      NET Serviços de Comunicação S
       3356      2584        2082      Level 3 Communications, Inc.
       4766      2952        2014      Korea Telecom
       4538      1936        1865      China Education and Research 
      18566      2054        1859      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<<
      41.73.2.0/24         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<<
      
      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       /9:13      /10:36      /11:96      /12:263     
      /13:507     /14:1005    /15:1728    /16:12931   /17:7274    /18:12335   
      /19:25537   /20:36099   /21:38850   /22:60283   /23:52221   /24:298188  
      /25:1098    /26:1139    /27:714     /28:14      /29:12      /30:7       
      /31:0       /32:15      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      39891     2432          2472      SaudiNet, Saudi Telecom Compa
      22773     2382          3182      Cox Communications Inc.
      18566     2003          2054      MegaPath Corporation
       6389     1640          2792      BellSouth.net Inc.
       6983     1397          1750      EarthLink, Inc.
      34984     1395          2138      TELLCOM ILETISIM HIZMETLERI A
      30036     1389          1565      Mediacom Communications Corp
      10620     1146          3256      Telmex Colombia S.A.
       6147     1122          1568      Telefonica del Peru S.A.A.
      11492     1108          1191      CABLE ONE, INC.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1498      2:682       4:93        5:1865      6:25        8:1408   
        11:1        12:1822     13:14       14:1380     15:16       16:2      
        17:43       18:22       20:48       23:1248     24:1735     27:1936   
        31:1589     32:38       33:2        34:4        35:3        36:137    
        37:2000     38:1045     39:6        40:83       41:2705     42:298    
        43:1343     44:28       45:831      46:2296     47:45       49:905    
        50:809      52:12       54:77       55:4        56:6        57:42     
        58:1323     59:715      60:480      61:1745     62:1353     63:1915   
        64:4474     65:2268     66:4047     67:2076     68:1065     69:3250   
        70:1024     71:448      72:1964     74:2663     75:336      76:424    
        77:1260     78:1166     79:788      80:1350     81:1294     82:846    
        83:723      84:722      85:1398     86:428      87:1045     88:533    
        89:1870     90:152      91:6008     92:869      93:2245     94:2055   
        95:2177     96:426      97:349      98:1055     99:53      100:72     
       101:845     103:7713    104:1843    105:61      106:237     107:991    
       108:631     109:2080    110:1134    111:1440    112:827     113:1100   
       114:832     115:1279    116:1393    117:1056    118:1844    119:1454   
       120:444     121:1091    122:2148    123:1844    124:1524    125:1618   
       128:624     129:390     130:410     131:1217    132:503     133:177    
       134:403     135:95      136:331     137:320     138:915     139:152    
       140:237     141:445     142:666     143:497     144:550     145:124    
       146:739     147:588     148:1217    149:416     150:559     151:670    
       152:521     153:247     154:481     155:867     156:433     157:419    
       158:344     159:1008    160:385     161:661     162:1956    163:438    
       164:686     165:694     166:314     167:837     168:1319    169:181    
       170:1466    171:245     172:248     173:1544    174:719     175:700    
       176:1361    177:3747    178:2155    179:940     180:1934    181:1683   
       182:1805    183:624     184:760     185:3738    186:2762    187:1770   
       188:2049    189:1591    190:7827    191:1022    192:8488    193:5624   
       194:4179    195:3693    196:1980    197:968     198:5539    199:5494   
       200:6663    201:3250    202:9461    203:9131    204:4706    205:2840   
       206:3053    207:2970    208:3989    209:3969    210:3546    211:1867   
       212:2551    213:2369    214:841     215:73      216:5744    217:1815   
       218:705     219:463     220:1453    221:786     222:477     223:746    
      
      
      End of report