[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, 23 May 2015 04:11:41 +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 23 May, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              545745
          Prefixes after maximum aggregation (per Origin AS):          207464
          Deaggregation factor:                                          2.63
          Unique aggregates announced (without unneeded subnets):      265833
      Total ASes present in the Internet Routing Table:                 50422
          Prefixes per ASN:                                             10.82
      Origin-only ASes present in the Internet Routing Table:           36678
      Origin ASes announcing only one prefix:                           16311
      Transit ASes present in the Internet Routing Table:                6326
      Transit-only ASes present in the Internet Routing Table:            169
      Average AS path length visible in the Internet Routing Table:       4.4
          Max AS path length visible:                                      44
          Max AS path prepend of ASN ( 55944)                              41
      Prefixes from unregistered ASNs in the Routing Table:              1167
          Unregistered ASNs in the Routing Table:                         430
      Number of 32-bit ASNs allocated by the RIRs:                       9576
      Number of 32-bit ASNs visible in the Routing Table:                7418
      Prefixes from 32-bit ASNs in the Routing Table:                   27111
      Number of bogon 32-bit ASNs visible in the Routing Table:             5
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            360
      Number of addresses announced to Internet:                   2758760032
          Equivalent to 164 /8s, 111 /16s and 86 /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:      183202
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   134788
          Total APNIC prefixes after maximum aggregation:               39117
          APNIC Deaggregation factor:                                    3.45
      Prefixes being announced from the APNIC address blocks:          141106
          Unique aggregates announced from the APNIC address blocks:    57125
      APNIC Region origin ASes present in the Internet Routing Table:    5051
          APNIC Prefixes per ASN:                                       27.94
      APNIC Region origin ASes announcing only one prefix:               1215
      APNIC Region transit ASes present in the Internet Routing Table:    883
      Average APNIC Region AS path length visible:                        4.3
          Max APNIC Region AS path length visible:                         44
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1447
      Number of APNIC addresses announced to Internet:              749167808
          Equivalent to 44 /8s, 167 /16s and 100 /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:                    178915
          Total ARIN prefixes after maximum aggregation:                88005
          ARIN Deaggregation factor:                                     2.03
      Prefixes being announced from the ARIN address blocks:           181537
          Unique aggregates announced from the ARIN address blocks:     84594
      ARIN Region origin ASes present in the Internet Routing Table:    16615
          ARIN Prefixes per ASN:                                        10.93
      ARIN Region origin ASes announcing only one prefix:                6120
      ARIN Region transit ASes present in the Internet Routing Table:    1726
      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:     449
      Number of ARIN addresses announced to Internet:              1080959776
          Equivalent to 64 /8s, 110 /16s and 35 /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:                    131982
          Total RIPE prefixes after maximum aggregation:                65942
          RIPE Deaggregation factor:                                     2.00
      Prefixes being announced from the RIPE address blocks:           138374
          Unique aggregates announced from the RIPE address blocks:     85912
      RIPE Region origin ASes present in the Internet Routing Table:    17965
          RIPE Prefixes per ASN:                                         7.70
      RIPE Region origin ASes announcing only one prefix:                8156
      RIPE Region transit ASes present in the Internet Routing Table:    2974
      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:    3719
      Number of RIPE addresses announced to Internet:               695003136
          Equivalent to 41 /8s, 108 /16s and 232 /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:                   59849
          Total LACNIC prefixes after maximum aggregation:              11318
          LACNIC Deaggregation factor:                                   5.29
      Prefixes being announced from the LACNIC address blocks:          70228
          Unique aggregates announced from the LACNIC address blocks:   32685
      LACNIC Region origin ASes present in the Internet Routing Table:   2439
          LACNIC Prefixes per ASN:                                      28.79
      LACNIC Region origin ASes announcing only one prefix:               625
      LACNIC Region transit ASes present in the Internet Routing Table:   501
      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:  1691
      Number of LACNIC addresses announced to Internet:             168155264
          Equivalent to 10 /8s, 5 /16s and 216 /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:                  12925
          Total AfriNIC prefixes after maximum aggregation:              3037
          AfriNIC Deaggregation factor:                                  4.26
      Prefixes being announced from the AfriNIC address blocks:         14140
          Unique aggregates announced from the AfriNIC address blocks:   5190
      AfriNIC Region origin ASes present in the Internet Routing Table:   734
          AfriNIC Prefixes per ASN:                                     19.26
      AfriNIC Region origin ASes announcing only one prefix:              195
      AfriNIC Region transit ASes present in the Internet Routing Table:  159
      Average AfriNIC Region AS path length visible:                      4.5
          Max AfriNIC Region AS path length visible:                       25
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  112
      Number of AfriNIC addresses announced to Internet:             65171456
          Equivalent to 3 /8s, 226 /16s and 112 /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     2926      11557         913   Korea Telecom
      17974     2770        904          81   PT Telekomunikasi Indonesia
       7545     2424        336         130   TPG Telecom Limited
       4755     2022        423         219   TATA Communications formerly 
       4538     1937       4190          72   China Education and Research 
       9829     1636       1326          39   National Internet Backbone
       9808     1572       8717          28   Guangdong Mobile Communicatio
       4808     1470       2250         468   CNCGROUP IP network China169 
       9583     1449        120         588   Sify Limited
       9498     1329        335         100   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     3038       2958         141   Cox Communications Inc.
       6389     2797       3688          51   BellSouth.net Inc.
       3356     2569      10686         492   Level 3 Communications, Inc.
      18566     2042        379         185   MegaPath Corporation
      20115     1881       1851         422   Charter Communications
       6983     1749        866         245   EarthLink, Inc.
       4323     1607       1022         410   tw telecom holdings, inc.
      30036     1528        311         487   Mediacom Communications Corp
        701     1391      11322         680   MCI Communications Services, 
      22561     1359        413         249   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     2019        305         356   TELLCOM ILETISIM HIZMETLERI A
      20940     1888        738        1380   Akamai International B.V.
       6849     1053        356          24   JSC "Ukrtelecom"
       8402     1050        544          15   OJSC "Vimpelcom"
      31148     1049         45          23   Freenet Ltd.
      13188     1041         97          70   TOV "Bank-Inform"
      12479      938        868          72   France Telecom Espana SA
       6830      908       2693         467   Liberty Global Operations B.V
       8551      886        373          48   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     3232        529         188   Telmex Colombia S.A.
      28573     2300       2168         130   NET Serviços de Comunicação S
       7303     1662       1045         243   Telecom Argentina S.A.
       8151     1649       3253         470   Uninet S.A. de C.V.
       6147     1639        374          30   Telefonica del Peru S.A.A.
       6503     1250        421          54   Axtel, S.A.B. de C.V.
      26615     1073       2325          35   Tim Celular S.A.
       7738      999       1882          41   Telemar Norte Leste S.A.
       3816      923        423         157   COLOMBIA TELECOMUNICACIONES S
      18881      868       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     1699        958          13   TE-AS
      24863      899        280          26   Link Egypt (Link.NET)
      36903      504        254          98   Office National des Postes et
      36992      423       1229          32   ETISALAT MISR
      24835      304        146          13   Vodafone Data
      37492      303        171          72   Orange Tunisie
       3741      250        857         208   Internet Solutions
      29571      242         21          12   Cote d'Ivoire Telecom
      37054      211         19           6   Data Telecom Service
      36947      192        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     3232        529         188   Telmex Colombia S.A.
      22773     3038       2958         141   Cox Communications Inc.
       4766     2926      11557         913   Korea Telecom
       6389     2797       3688          51   BellSouth.net Inc.
      17974     2770        904          81   PT Telekomunikasi Indonesia
       3356     2569      10686         492   Level 3 Communications, Inc.
      39891     2473        132           7   SaudiNet, Saudi Telecom Compa
       7545     2424        336         130   TPG Telecom Limited
      28573     2300       2168         130   NET Serviços de Comunicação S
      18566     2042        379         185   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      3038        2897      Cox Communications Inc.
       6389      2797        2746      BellSouth.net Inc.
      17974      2770        2689      PT Telekomunikasi Indonesia
      39891      2473        2466      SaudiNet, Saudi Telecom Compa
       7545      2424        2294      TPG Telecom Limited
      28573      2300        2170      NET Serviços de Comunicação S
       3356      2569        2077      Level 3 Communications, Inc.
       4766      2926        2013      Korea Telecom
       4538      1937        1865      China Education and Research 
      18566      2042        1857      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
       6919   UNALLOCATED  8.29.165.0/24         3356       Level 3 Communicatio
      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
      
      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     
      /13:504     /14:1007    /15:1717    /16:12934   /17:7264    /18:12390   
      /19:25575   /20:36070   /21:38780   /22:59524   /23:51748   /24:294809  
      /25:1102    /26:1137    /27:717     /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     2247          3038      Cox Communications Inc.
      18566     1996          2042      MegaPath Corporation
       6389     1640          2797      BellSouth.net Inc.
       6983     1396          1749      EarthLink, Inc.
      30036     1366          1528      Mediacom Communications Corp
      34984     1317          2019      TELLCOM ILETISIM HIZMETLERI A
       6147     1190          1639      Telefonica del Peru S.A.A.
      10620     1136          3232      Telmex Colombia S.A.
      11492     1107          1188      CABLE ONE, INC.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1487      2:681       4:93        5:1814      6:24        8:1415   
        11:1        12:1828     13:10       14:1262     15:17       16:2      
        17:43       18:22       20:48       23:1228     24:1704     27:1882   
        31:1585     32:38       33:2        34:4        35:3        36:117    
        37:1916     38:1031     39:6        40:252      41:3047     42:286    
        43:1279     44:25       45:636      46:2190     47:42       49:826    
        50:806      52:12       54:73       55:7        56:8        57:39     
        58:1285     59:713      60:477      61:1744     62:1328     63:1915   
        64:4408     65:2251     66:4064     67:2063     68:1057     69:3268   
        70:979      71:448      72:1975     74:2651     75:333      76:424    
        77:1415     78:1180     79:803      80:1340     81:1337     82:814    
        83:693      84:718      85:1386     86:393      87:1043     88:515    
        89:1834     90:151      91:5963     92:851      93:2224     94:2007   
        95:2140     96:430      97:353      98:1051     99:49      100:69     
       101:822     103:7414    104:1781    105:62      106:225     107:968    
       108:628     109:2053    110:1100    111:1490    112:794     113:1081   
       114:818     115:1263    116:1344    117:1064    118:1816    119:1438   
       120:439     121:1086    122:2146    123:1821    124:1507    125:1586   
       128:648     129:384     130:401     131:1178    132:498     133:179    
       134:413     135:108     136:323     137:309     138:748     139:152    
       140:238     141:444     142:672     143:502     144:569     145:115    
       146:712     147:582     148:1120    149:403     150:564     151:603    
       152:487     153:244     154:478     155:858     156:408     157:463    
       158:317     159:1006    160:380     161:660     162:1938    163:424    
       164:674     165:692     166:300     167:834     168:1290    169:169    
       170:1461    171:246     172:49      173:1538    174:714     175:695    
       176:1312    177:3723    178:2157    179:976     180:1950    181:1691   
       182:1775    183:618     184:757     185:3529    186:2679    187:1769   
       188:2049    189:1591    190:7724    191:998     192:8347    193:5606   
       194:4138    195:3647    196:1670    197:1153    198:5538    199:5516   
       200:6646    201:3094    202:9459    203:9126    204:4673    205:2832   
       206:3084    207:2944    208:3965    209:3963    210:3520    211:1849   
       212:2565    213:2340    214:862     215:73      216:5668    217:1825   
       218:697     219:461     220:1428    221:785     222:476     223:692    
      
      
      End of report