[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, 15 Aug 2015 04:12:59 +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 15 Aug, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              555591
          Prefixes after maximum aggregation (per Origin AS):          209897
          Deaggregation factor:                                          2.65
          Unique aggregates announced (without unneeded subnets):      271515
      Total ASes present in the Internet Routing Table:                 51157
          Prefixes per ASN:                                             10.86
      Origin-only ASes present in the Internet Routing Table:           36687
      Origin ASes announcing only one prefix:                           16138
      Transit ASes present in the Internet Routing Table:                6349
      Transit-only ASes present in the Internet Routing Table:            171
      Average AS path length visible in the Internet Routing Table:       4.4
          Max AS path length visible:                                      45
          Max AS path prepend of ASN ( 55644)                              41
      Prefixes from unregistered ASNs in the Routing Table:              1137
          Unregistered ASNs in the Routing Table:                         417
      Number of 32-bit ASNs allocated by the RIRs:                      10589
      Number of 32-bit ASNs visible in the Routing Table:                8121
      Prefixes from 32-bit ASNs in the Routing Table:                   30113
      Number of bogon 32-bit ASNs visible in the Routing Table:            17
      Special use prefixes present in the Routing Table:                    1
      Prefixes being announced from unallocated address space:            469
      Number of addresses announced to Internet:                   2791842272
          Equivalent to 166 /8s, 104 /16s and 33 /24s
          Percentage of available address space announced:               75.4
          Percentage of allocated address space announced:               75.4
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               97.6
      Total number of prefixes smaller than registry allocations:      185606
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   137009
          Total APNIC prefixes after maximum aggregation:               39843
          APNIC Deaggregation factor:                                    3.44
      Prefixes being announced from the APNIC address blocks:          144204
          Unique aggregates announced from the APNIC address blocks:    59017
      APNIC Region origin ASes present in the Internet Routing Table:    5075
          APNIC Prefixes per ASN:                                       28.41
      APNIC Region origin ASes announcing only one prefix:               1195
      APNIC Region transit ASes present in the Internet Routing Table:    892
      Average APNIC Region AS path length visible:                        4.5
          Max APNIC Region AS path length visible:                         45
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1594
      Number of APNIC addresses announced to Internet:              750617152
          Equivalent to 44 /8s, 189 /16s and 130 /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:                    180583
          Total ARIN prefixes after maximum aggregation:                88197
          ARIN Deaggregation factor:                                     2.05
      Prefixes being announced from the ARIN address blocks:           183340
          Unique aggregates announced from the ARIN address blocks:     85722
      ARIN Region origin ASes present in the Internet Routing Table:    16588
          ARIN Prefixes per ASN:                                        11.05
      ARIN Region origin ASes announcing only one prefix:                6063
      ARIN Region transit ASes present in the Internet Routing Table:    1739
      Average ARIN Region AS path length visible:                         3.8
          Max ARIN Region AS path length visible:                          27
      Number of ARIN region 32-bit ASNs visible in the Routing Table:     601
      Number of ARIN addresses announced to Internet:              1103720224
          Equivalent to 65 /8s, 201 /16s and 111 /24s
          Percentage of available ARIN address space announced:          58.4
      
      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:                    134477
          Total RIPE prefixes after maximum aggregation:                67196
          RIPE Deaggregation factor:                                     2.00
      Prefixes being announced from the RIPE address blocks:           141153
          Unique aggregates announced from the RIPE address blocks:     87697
      RIPE Region origin ASes present in the Internet Routing Table:    17968
          RIPE Prefixes per ASN:                                         7.86
      RIPE Region origin ASes announcing only one prefix:                8068
      RIPE Region transit ASes present in the Internet Routing Table:    2967
      Average RIPE Region AS path length visible:                         4.5
          Max RIPE Region AS path length visible:                          40
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    3939
      Number of RIPE addresses announced to Internet:               699098752
          Equivalent to 41 /8s, 171 /16s and 102 /24s
          Percentage of available RIPE address space announced:         101.6
      
      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:                   60885
          Total LACNIC prefixes after maximum aggregation:              11560
          LACNIC Deaggregation factor:                                   5.27
      Prefixes being announced from the LACNIC address blocks:          72180
          Unique aggregates announced from the LACNIC address blocks:   33385
      LACNIC Region origin ASes present in the Internet Routing Table:   2463
          LACNIC Prefixes per ASN:                                      29.31
      LACNIC Region origin ASes announcing only one prefix:               616
      LACNIC Region transit ASes present in the Internet Routing Table:   510
      Average LACNIC Region AS path length visible:                       5.1
          Max LACNIC Region AS path length visible:                        28
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  1848
      Number of LACNIC addresses announced to Internet:             168753920
          Equivalent to 10 /8s, 14 /16s and 251 /24s
          Percentage of available LACNIC address space announced:       100.6
      
      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:                  12336
          Total AfriNIC prefixes after maximum aggregation:              3053
          AfriNIC Deaggregation factor:                                  4.04
      Prefixes being announced from the AfriNIC address blocks:         14245
          Unique aggregates announced from the AfriNIC address blocks:   5286
      AfriNIC Region origin ASes present in the Internet Routing Table:   739
          AfriNIC Prefixes per ASN:                                     19.28
      AfriNIC Region origin ASes announcing only one prefix:              196
      AfriNIC Region transit ASes present in the Internet Routing Table:  162
      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:  139
      Number of AfriNIC addresses announced to Internet:             69037056
          Equivalent to 4 /8s, 29 /16s and 108 /24s
          Percentage of available AfriNIC address space announced:       68.6
      
      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     3011      11302         988   Korea Telecom
       7545     2766        339         136   TPG Telecom Limited
      17974     2706        904          80   PT Telekomunikasi Indonesia
       4755     2031        426         225   TATA Communications formerly 
       4538     1950       4190          71   China Education and Research 
       9829     1863       1372         196   National Internet Backbone
       9808     1577       8639          18   Guangdong Mobile Communicatio
       4808     1524       2252         471   CNCGROUP IP network China169 
       9583     1523        120         572   Sify Limited
       9498     1376        335         109   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     3181       2961         140   Cox Communications Inc.
       6389     2715       3688          51   BellSouth.net Inc.
       3356     2563      10710         512   Level 3 Communications, Inc.
      18566     2114        386         244   MegaPath Corporation
      20115     1874       1853         405   Charter Communications
       6983     1740        851         243   EarthLink, Inc.
       4323     1589       1005         411   tw telecom holdings, inc.
      30036     1573        319         458   Mediacom Communications Corp
        701     1409      11393         687   MCI Communications Services, 
      22561     1373        415         256   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
      20940     2069        817        1498   Akamai International B.V.
      34984     2031        305         379   TELLCOM ILETISIM HIZMETLERI A
       6849     1207        355          21   JSC "Ukrtelecom"
      13188     1068         97          77   TOV "Bank-Inform"
      31148     1055         46          24   Freenet Ltd.
       8551      996        376          52   Bezeq International-Ltd
      12479      978        933          77   France Telecom Espana SA
       8402      948        544          15   OJSC "Vimpelcom"
       6830      918       2696         471   Liberty Global Operations B.V
      
      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     3342        539         146   Telmex Colombia S.A.
      28573     2282       2171         119   NET Serviços de Comunicação S
       8151     1685       3261         486   Uninet S.A. de C.V.
       7303     1560        931         240   Telecom Argentina S.A.
       6147     1447        374          30   Telefonica del Peru S.A.A.
       6503     1251        421          55   Axtel, S.A.B. de C.V.
      26615     1075       2325          35   Tim Celular S.A.
       7738      996       1882          41   Telemar Norte Leste S.A.
       3816      947        430         162   COLOMBIA TELECOMUNICACIONES S
      11830      922        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      903        280          26   Link Egypt (Link.NET)
       8452      857       1470          14   TE-AS
      36903      512        258          99   Office National des Postes et
      36992      442       1229          32   ETISALAT MISR
      37492      312        175          71   Orange Tunisie
      24835      308        146          12   Vodafone Data
       3741      252        857         208   Internet Solutions
      29571      248         21          13   Cote d'Ivoire Telecom
      37054      211         20           7   Data Telecom Service
      36947      183        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     3342        539         146   Telmex Colombia S.A.
      22773     3181       2961         140   Cox Communications Inc.
       4766     3011      11302         988   Korea Telecom
       7545     2766        339         136   TPG Telecom Limited
       6389     2715       3688          51   BellSouth.net Inc.
      17974     2706        904          80   PT Telekomunikasi Indonesia
       3356     2563      10710         512   Level 3 Communications, Inc.
      39891     2472        128           6   SaudiNet, Saudi Telecom Compa
      28573     2282       2171         119   NET Serviços de Comunicação S
      18566     2114        386         244   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      3181        3041      Cox Communications Inc.
       6389      2715        2664      BellSouth.net Inc.
       7545      2766        2630      TPG Telecom Limited
      17974      2706        2626      PT Telekomunikasi Indonesia
      39891      2472        2466      SaudiNet, Saudi Telecom Compa
      28573      2282        2163      NET Serviços de Comunicação S
       3356      2563        2051      Level 3 Communications, Inc.
       4766      3011        2023      Korea Telecom
       4538      1950        1879      China Education and Research 
      18566      2114        1870      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
      47092   UNALLOCATED  8.8.204.0/24         16410       The Reynolds and Rey
      53506   UNALLOCATED  8.17.102.0/23         2828       XO Communications
      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
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Prefixes from private and non-routed address space (Global)
      -----------------------------------------------------------
      
      Prefix             Origin AS  Description
      100.100.1.0/24        9730     Bharti Telesonic Ltd
      
      Complete listing at http://thyme.rand.apnic.net/current/data-dsua
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      14.192.56.0/22       23456     32bit Transition AS
      23.226.112.0/20      62788     >>UNKNOWN<<
      23.249.144.0/20      40430     colo4jax, LLC
      23.249.144.0/21      40430     colo4jax, LLC
      23.249.152.0/21      40430     colo4jax, LLC
      27.54.116.0/22       23456     32bit Transition AS
      27.96.88.0/22        23456     32bit Transition AS
      27.100.7.0/24        56096     >>UNKNOWN<<
      27.100.24.0/22       23456     32bit Transition AS
      27.109.124.0/22      23456     32bit Transition AS
      
      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     
      /13:505     /14:1002    /15:1731    /16:12890   /17:7251    /18:12377   
      /19:25530   /20:36031   /21:38782   /22:61043   /23:53092   /24:301881  
      /25:1121    /26:1155    /27:716     /28:14      /29:14      /30:9       
      /31:0       /32:22      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      39891     2432          2472      SaudiNet, Saudi Telecom Compa
      22773     2373          3181      Cox Communications Inc.
      18566     2039          2114      MegaPath Corporation
       6389     1610          2715      BellSouth.net Inc.
      30036     1394          1573      Mediacom Communications Corp
       6983     1385          1740      EarthLink, Inc.
      34984     1340          2031      TELLCOM ILETISIM HIZMETLERI A
      10620     1209          3342      Telmex Colombia S.A.
      11492     1112          1196      CABLE ONE, INC.
      22561     1046          1373      CenturyTel Internet Holdings,
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1540      2:691       4:97        5:1851      6:25        8:1384   
        12:1806     13:14       14:1403     15:17       16:2        17:42     
        18:22       20:49       23:1308     24:1747     27:2029     31:1575   
        32:37       33:2        34:4        35:3        36:158      37:2002   
        38:1037     39:14       40:70       41:2804     42:302      43:1416   
        44:31       45:953      46:2358     47:52       49:930      50:789    
        52:15       54:86       55:5        56:6        57:42       58:1350   
        59:718      60:480      61:1753     62:1370     63:1904     64:4428   
        65:2251     66:4036     67:2062     68:1071     69:3240     70:1029   
        71:449      72:1971     74:2587     75:353      76:390      77:1322   
        78:1127     79:812      80:1358     81:1333     82:858      83:719    
        84:783      85:1351     86:450      87:1041     88:538      89:1945   
        90:147      91:5938     92:846      93:2276     94:2080     95:2192   
        96:413      97:347      98:987      99:56      100:75      101:851    
       103:8025    104:1988    105:71      106:347     107:1051    108:624    
       109:2126    110:1191    111:1455    112:811     113:1101    114:846    
       115:1296    116:1452    117:1075    118:1885    119:1454    120:455    
       121:1087    122:2160    123:1842    124:1525    125:1618    128:651    
       129:393     130:429     131:1245    132:527     133:171     134:410    
       135:102     136:351     137:328     138:1108    139:145     140:241    
       141:492     142:668     143:532     144:543     145:126     146:795    
       147:589     148:1261    149:429     150:570     151:801     152:528    
       153:253     154:495     155:869     156:427     157:421     158:358    
       159:1033    160:407     161:664     162:2020    163:456     164:701    
       165:709     166:300     167:856     168:1247    169:188     170:1469   
       171:253     172:245     173:1514    174:719     175:696     176:1423   
       177:3876    178:2160    179:977     180:1937    181:1662    182:1792   
       183:632     184:763     185:4066    186:2908    187:1839    188:2068   
       189:1594    190:7811    191:1113    192:8615    193:5654    194:4220   
       195:3649    196:1993    197:1054    198:5620    199:5508    200:6677   
       201:3281    202:9507    203:9160    204:4684    205:2851    206:3024   
       207:2988    208:4000    209:3918    210:3597    211:1919    212:2526   
       213:2258    214:841     215:74      216:5746    217:1833    218:735    
       219:462     220:1542    221:809     222:473     223:817    
      
      End of report