[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, 8 Aug 2015 04:13:45 +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 08 Aug, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              554366
          Prefixes after maximum aggregation (per Origin AS):          209671
          Deaggregation factor:                                          2.64
          Unique aggregates announced (without unneeded subnets):      270945
      Total ASes present in the Internet Routing Table:                 51105
          Prefixes per ASN:                                             10.85
      Origin-only ASes present in the Internet Routing Table:           36680
      Origin ASes announcing only one prefix:                           16160
      Transit ASes present in the Internet Routing Table:                6359
      Transit-only ASes present in the Internet Routing Table:            173
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      45
          Max AS path prepend of ASN ( 55644)                              41
      Prefixes from unregistered ASNs in the Routing Table:              1200
          Unregistered ASNs in the Routing Table:                         434
      Number of 32-bit ASNs allocated by the RIRs:                      10499
      Number of 32-bit ASNs visible in the Routing Table:                8066
      Prefixes from 32-bit ASNs in the Routing Table:                   29903
      Number of bogon 32-bit ASNs visible in the Routing Table:            16
      Special use prefixes present in the Routing Table:                    1
      Prefixes being announced from unallocated address space:            417
      Number of addresses announced to Internet:                   2791482880
          Equivalent to 166 /8s, 98 /16s and 166 /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:      185457
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   137012
          Total APNIC prefixes after maximum aggregation:               39879
          APNIC Deaggregation factor:                                    3.44
      Prefixes being announced from the APNIC address blocks:          144078
          Unique aggregates announced from the APNIC address blocks:    58813
      APNIC Region origin ASes present in the Internet Routing Table:    5080
          APNIC Prefixes per ASN:                                       28.36
      APNIC Region origin ASes announcing only one prefix:               1192
      APNIC Region transit ASes present in the Internet Routing Table:    883
      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:   1583
      Number of APNIC addresses announced to Internet:              750929984
          Equivalent to 44 /8s, 194 /16s and 72 /24s
          Percentage of available APNIC address space announced:         87.8
      
      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:                    179763
          Total ARIN prefixes after maximum aggregation:                88015
          ARIN Deaggregation factor:                                     2.04
      Prefixes being announced from the ARIN address blocks:           182518
          Unique aggregates announced from the ARIN address blocks:     85471
      ARIN Region origin ASes present in the Internet Routing Table:    16589
          ARIN Prefixes per ASN:                                        11.00
      ARIN Region origin ASes announcing only one prefix:                6080
      ARIN Region transit ASes present in the Internet Routing Table:    1737
      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:     592
      Number of ARIN addresses announced to Internet:              1103491328
          Equivalent to 65 /8s, 197 /16s and 241 /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:                    134392
          Total RIPE prefixes after maximum aggregation:                67097
          RIPE Deaggregation factor:                                     2.00
      Prefixes being announced from the RIPE address blocks:           141073
          Unique aggregates announced from the RIPE address blocks:     87683
      RIPE Region origin ASes present in the Internet Routing Table:    17959
          RIPE Prefixes per ASN:                                         7.86
      RIPE Region origin ASes announcing only one prefix:                8066
      RIPE Region transit ASes present in the Internet Routing Table:    2981
      Average RIPE Region AS path length visible:                         5.0
          Max RIPE Region AS path length visible:                          34
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    3919
      Number of RIPE addresses announced to Internet:               698956928
          Equivalent to 41 /8s, 169 /16s and 60 /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:                   60822
          Total LACNIC prefixes after maximum aggregation:              11540
          LACNIC Deaggregation factor:                                   5.27
      Prefixes being announced from the LACNIC address blocks:          72105
          Unique aggregates announced from the LACNIC address blocks:   33337
      LACNIC Region origin ASes present in the Internet Routing Table:   2463
          LACNIC Prefixes per ASN:                                      29.28
      LACNIC Region origin ASes announcing only one prefix:               622
      LACNIC Region transit ASes present in the Internet Routing Table:   515
      Average LACNIC Region AS path length visible:                       5.0
          Max LACNIC Region AS path length visible:                        28
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  1833
      Number of LACNIC addresses announced to Internet:             168796736
          Equivalent to 10 /8s, 15 /16s and 162 /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:                  12284
          Total AfriNIC prefixes after maximum aggregation:              3091
          AfriNIC Deaggregation factor:                                  3.97
      Prefixes being announced from the AfriNIC address blocks:         14175
          Unique aggregates announced from the AfriNIC address blocks:   5256
      AfriNIC Region origin ASes present in the Internet Routing Table:   742
          AfriNIC Prefixes per ASN:                                     19.10
      AfriNIC Region origin ASes announcing only one prefix:              200
      AfriNIC Region transit ASes present in the Internet Routing Table:  167
      Average AfriNIC Region AS path length visible:                      4.6
          Max AfriNIC Region AS path length visible:                       26
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  139
      Number of AfriNIC addresses announced to Internet:             68660224
          Equivalent to 4 /8s, 23 /16s and 172 /24s
          Percentage of available AfriNIC address space announced:       68.2
      
      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     2991      11300         979   Korea Telecom
      17974     2705        904          80   PT Telekomunikasi Indonesia
       7545     2619        339         134   TPG Telecom Limited
       4755     2028        426         225   TATA Communications formerly 
       4538     1949       4190          71   China Education and Research 
       9829     1852       1369         187   National Internet Backbone
       9808     1587       8717          29   Guangdong Mobile Communicatio
       9583     1517        119         570   Sify Limited
       4808     1483       2248         469   CNCGROUP IP network China169 
       9498     1370        335         105   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     3180       2961         138   Cox Communications Inc.
       6389     2734       3688          51   BellSouth.net Inc.
       3356     2557      10710         511   Level 3 Communications, Inc.
      18566     2067        381         208   MegaPath Corporation
      20115     1873       1847         406   Charter Communications
       6983     1753        851         245   EarthLink, Inc.
       4323     1596       1006         414   tw telecom holdings, inc.
      30036     1552        313         480   Mediacom Communications Corp
        701     1406      11376         684   MCI Communications Services, 
      22561     1374        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     2062        814        1492   Akamai International B.V.
      34984     2031        305         379   TELLCOM ILETISIM HIZMETLERI A
       6849     1209        355          21   JSC "Ukrtelecom"
       8551     1099        376          52   Bezeq International-Ltd
      13188     1068         97          77   TOV "Bank-Inform"
      31148     1054         46          24   Freenet Ltd.
      12479      976        933          76   France Telecom Espana SA
       8402      936        544          15   OJSC "Vimpelcom"
       6830      921       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     3338        538         145   Telmex Colombia S.A.
      28573     2300       2173         111   NET Serviços de Comunicação S
       8151     1683       3261         486   Uninet S.A. de C.V.
       7303     1601        974         243   Telecom Argentina S.A.
       6147     1388        374          30   Telefonica del Peru S.A.A.
       6503     1247        421          55   Axtel, S.A.B. de C.V.
      26615     1105       2325          35   Tim Celular S.A.
       7738      995       1882          41   Telemar Norte Leste S.A.
       3816      947        430         162   COLOMBIA TELECOMUNICACIONES S
      11830      924        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      886        280          26   Link Egypt (Link.NET)
       8452      864       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      249         21          13   Cote d'Ivoire Telecom
      37054      189         20           7   Data Telecom Service
      36947      182        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     3338        538         145   Telmex Colombia S.A.
      22773     3180       2961         138   Cox Communications Inc.
       4766     2991      11300         979   Korea Telecom
       6389     2734       3688          51   BellSouth.net Inc.
      17974     2705        904          80   PT Telekomunikasi Indonesia
       7545     2619        339         134   TPG Telecom Limited
       3356     2557      10710         511   Level 3 Communications, Inc.
      39891     2472        128           6   SaudiNet, Saudi Telecom Compa
      28573     2300       2173         111   NET Serviços de Comunicação S
      18566     2067        381         208   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      3180        3042      Cox Communications Inc.
       6389      2734        2683      BellSouth.net Inc.
      17974      2705        2625      PT Telekomunikasi Indonesia
       7545      2619        2485      TPG Telecom Limited
      39891      2472        2466      SaudiNet, Saudi Telecom Compa
      28573      2300        2189      NET Serviços de Comunicação S
       3356      2557        2046      Level 3 Communications, Inc.
       4766      2991        2012      Korea Telecom
       4538      1949        1878      China Education and Research 
      18566      2067        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
      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
      55060   UNALLOCATED  8.35.9.0/24           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
      
      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<<
      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
      27.111.72.0/22       23456     32bit Transition AS
      27.112.120.0/22      23456     32bit Transition AS
      27.116.40.0/22       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     
      /13:506     /14:1001    /15:1729    /16:12890   /17:7257    /18:12358   
      /19:25551   /20:36046   /21:38803   /22:60636   /23:53091   /24:301015  
      /25:1135    /26:1157    /27:712     /28:14      /29:14      /30:9       
      /31:0       /32:17      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      39891     2432          2472      SaudiNet, Saudi Telecom Compa
      22773     2374          3180      Cox Communications Inc.
      18566     2009          2067      MegaPath Corporation
       6389     1619          2734      BellSouth.net Inc.
       6983     1399          1753      EarthLink, Inc.
      30036     1375          1552      Mediacom Communications Corp
      34984     1340          2031      TELLCOM ILETISIM HIZMETLERI A
      10620     1208          3338      Telmex Colombia S.A.
      11492     1111          1195      CABLE ONE, INC.
      22561     1047          1374      CenturyTel Internet Holdings,
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1537      2:698       4:96        5:1857      6:25        8:1383   
        12:1808     13:14       14:1333     15:17       16:2        17:41     
        18:22       20:48       23:1262     24:1758     27:1996     31:1573   
        32:37       33:2        34:4        35:3        36:158      37:2018   
        38:1040     39:14       40:69       41:2800     42:302      43:1401   
        44:30       45:922      46:2346     47:51       49:928      50:784    
        52:15       54:86       55:3        56:6        57:43       58:1350   
        59:716      60:481      61:1754     62:1380     63:1905     64:4433   
        65:2253     66:4030     67:2063     68:1065     69:3242     70:1026   
        71:449      72:1966     74:2588     75:355      76:385      77:1305   
        78:1108     79:811      80:1360     81:1317     82:855      83:719    
        84:794      85:1364     86:447      87:1040     88:531      89:1935   
        90:148      91:5942     92:844      93:2279     94:2060     95:2191   
        96:413      97:347      98:996      99:55      100:75      101:850    
       103:7964    104:2018    105:69      106:341     107:1044    108:625    
       109:2120    110:1157    111:1465    112:821     113:1105    114:844    
       115:1283    116:1457    117:1073    118:1883    119:1463    120:451    
       121:1142    122:2158    123:1848    124:1520    125:1615    128:643    
       129:392     130:419     131:1256    132:526     133:171     134:409    
       135:101     136:334     137:328     138:1073    139:149     140:241    
       141:495     142:663     143:537     144:545     145:126     146:798    
       147:563     148:1237    149:427     150:565     151:674     152:522    
       153:256     154:470     155:880     156:427     157:421     158:358    
       159:1030    160:406     161:665     162:2002    163:444     164:700    
       165:707     166:299     167:853     168:1241    169:190     170:1470   
       171:253     172:284     173:1530    174:720     175:700     176:1432   
       177:3851    178:2161    179:960     180:1940    181:1645    182:1810   
       183:629     184:761     185:4022    186:2914    187:1824    188:2076   
       189:1568    190:7758    191:1123    192:8575    193:5648    194:4211   
       195:3643    196:2015    197:1034    198:5563    199:5500    200:6654   
       201:3305    202:9512    203:9161    204:4681    205:2850    206:3014   
       207:2970    208:3985    209:3909    210:3582    211:1921    212:2551   
       213:2244    214:836     215:73      216:5733    217:1843    218:733    
       219:469     220:1505    221:815     222:473     223:808    
      
      End of report