[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, 29 Aug 2015 04:13:28 +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 29 Aug, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              556877
          Prefixes after maximum aggregation (per Origin AS):          210209
          Deaggregation factor:                                          2.65
          Unique aggregates announced (without unneeded subnets):      272891
      Total ASes present in the Internet Routing Table:                 51281
          Prefixes per ASN:                                             10.86
      Origin-only ASes present in the Internet Routing Table:           36680
      Origin ASes announcing only one prefix:                           16140
      Transit ASes present in the Internet Routing Table:                6362
      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:                                      45
          Max AS path prepend of ASN ( 55644)                              41
      Prefixes from unregistered ASNs in the Routing Table:              1164
          Unregistered ASNs in the Routing Table:                         426
      Number of 32-bit ASNs allocated by the RIRs:                      10780
      Number of 32-bit ASNs visible in the Routing Table:                8239
      Prefixes from 32-bit ASNs in the Routing Table:                   30881
      Number of bogon 32-bit ASNs visible in the Routing Table:            18
      Special use prefixes present in the Routing Table:                    1
      Prefixes being announced from unallocated address space:            417
      Number of addresses announced to Internet:                   2792002752
          Equivalent to 166 /8s, 106 /16s and 148 /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:      185757
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   137357
          Total APNIC prefixes after maximum aggregation:               39703
          APNIC Deaggregation factor:                                    3.46
      Prefixes being announced from the APNIC address blocks:          144673
          Unique aggregates announced from the APNIC address blocks:    59491
      APNIC Region origin ASes present in the Internet Routing Table:    5079
          APNIC Prefixes per ASN:                                       28.48
      APNIC Region origin ASes announcing only one prefix:               1207
      APNIC Region transit ASes present in the Internet Routing Table:    893
      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:   1600
      Number of APNIC addresses announced to Internet:              751999104
          Equivalent to 44 /8s, 210 /16s and 152 /24s
          Percentage of available APNIC address space announced:         87.9
      
      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:                    180309
          Total ARIN prefixes after maximum aggregation:                88398
          ARIN Deaggregation factor:                                     2.04
      Prefixes being announced from the ARIN address blocks:           183221
          Unique aggregates announced from the ARIN address blocks:     86088
      ARIN Region origin ASes present in the Internet Routing Table:    16593
          ARIN Prefixes per ASN:                                        11.04
      ARIN Region origin ASes announcing only one prefix:                6070
      ARIN Region transit ASes present in the Internet Routing Table:    1735
      Average ARIN Region AS path length visible:                         3.8
          Max ARIN Region AS path length visible:                          33
      Number of ARIN region 32-bit ASNs visible in the Routing Table:     630
      Number of ARIN addresses announced to Internet:              1102416576
          Equivalent to 65 /8s, 181 /16s and 138 /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:                    134874
          Total RIPE prefixes after maximum aggregation:                67372
          RIPE Deaggregation factor:                                     2.00
      Prefixes being announced from the RIPE address blocks:           141751
          Unique aggregates announced from the RIPE address blocks:     88005
      RIPE Region origin ASes present in the Internet Routing Table:    17969
          RIPE Prefixes per ASN:                                         7.89
      RIPE Region origin ASes announcing only one prefix:                8057
      RIPE Region transit ASes present in the Internet Routing Table:    2969
      Average RIPE Region AS path length visible:                         4.5
          Max RIPE Region AS path length visible:                          30
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    3976
      Number of RIPE addresses announced to Internet:               699396736
          Equivalent to 41 /8s, 175 /16s and 242 /24s
          Percentage of available RIPE address space announced:         101.7
      
      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:                   60914
          Total LACNIC prefixes after maximum aggregation:              11602
          LACNIC Deaggregation factor:                                   5.25
      Prefixes being announced from the LACNIC address blocks:          72516
          Unique aggregates announced from the LACNIC address blocks:   33623
      LACNIC Region origin ASes present in the Internet Routing Table:   2462
          LACNIC Prefixes per ASN:                                      29.45
      LACNIC Region origin ASes announcing only one prefix:               611
      LACNIC Region transit ASes present in the Internet Routing Table:   525
      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:  1888
      Number of LACNIC addresses announced to Internet:             168599552
          Equivalent to 10 /8s, 12 /16s and 160 /24s
          Percentage of available LACNIC address space announced:       100.5
      
      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:                  12356
          Total AfriNIC prefixes after maximum aggregation:              3088
          AfriNIC Deaggregation factor:                                  4.00
      Prefixes being announced from the AfriNIC address blocks:         14299
          Unique aggregates announced from the AfriNIC address blocks:   5328
      AfriNIC Region origin ASes present in the Internet Routing Table:   739
          AfriNIC Prefixes per ASN:                                     19.35
      AfriNIC Region origin ASes announcing only one prefix:              195
      AfriNIC Region transit ASes present in the Internet Routing Table:  164
      Average AfriNIC Region AS path length visible:                      4.6
          Max AfriNIC Region AS path length visible:                       27
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  145
      Number of AfriNIC addresses announced to Internet:             69168384
          Equivalent to 4 /8s, 31 /16s and 109 /24s
          Percentage of available AfriNIC address space announced:       68.7
      
      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     3010      11175         987   Korea Telecom
       7545     2763        339         134   TPG Telecom Limited
      17974     2703        904          80   PT Telekomunikasi Indonesia
       4755     2036        426         223   TATA Communications formerly 
       4538     1949       4190          71   China Education and Research 
       9829     1871       1373         198   National Internet Backbone
       9808     1585       8639          18   Guangdong Mobile Communicatio
       4808     1529       2254         474   CNCGROUP IP network China169 
       9583     1526        121         570   Sify Limited
       7552     1400       1084           9   Viettel Corporation
      
      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     3165       2960         139   Cox Communications Inc.
       6389     2696       3688          51   BellSouth.net Inc.
       3356     2530      10709         498   Level 3 Communications, Inc.
      18566     2147        390         255   MegaPath Corporation
      20115     1877       1856         393   Charter Communications
       6983     1738        851         243   EarthLink, Inc.
       4323     1589       1006         410   tw telecom holdings, inc.
      30036     1575        319         452   Mediacom Communications Corp
        701     1404      11392         684   MCI Communications Services, 
      22561     1377        415         258   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     2081        820        1513   Akamai International B.V.
      34984     2026        306         380   TELLCOM ILETISIM HIZMETLERI A
       6849     1207        355          21   JSC "Ukrtelecom"
      13188     1069         97          77   TOV "Bank-Inform"
      31148     1048         46          23   Freenet Ltd.
       8551      995        376          52   Bezeq International-Ltd
      12479      984        933          77   France Telecom Espana SA
       6830      915       2678         467   Liberty Global Operations B.V
       8402      890        544          15   OJSC "Vimpelcom"
      
      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     3343        538         162   Telmex Colombia S.A.
      28573     2298       2169         136   NET Serviços de Comunicação S
       8151     1690       3268         478   Uninet S.A. de C.V.
       7303     1558        932         238   Telecom Argentina S.A.
       6147     1438        374          30   Telefonica del Peru S.A.A.
       6503     1254        425          56   Axtel, S.A.B. de C.V.
      26615     1095       2325          35   Tim Celular S.A.
       7738      996       1882          41   Telemar Norte Leste S.A.
       3816      953        436         163   COLOMBIA TELECOMUNICACIONES S
      11830      919        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      919        281          32   Link Egypt (Link.NET)
       8452      897       1470          14   TE-AS
      36903      512        258          99   Office National des Postes et
      36992      439       1229          32   ETISALAT MISR
      37492      315        191          72   Orange Tunisie
      24835      308        146          12   Vodafone Data
       3741      252        857         208   Internet Solutions
      29571      247         21          13   Cote d'Ivoire Telecom
      37054      204         20           7   Data Telecom Service
      36947      185        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     3343        538         162   Telmex Colombia S.A.
      22773     3165       2960         139   Cox Communications Inc.
       4766     3010      11175         987   Korea Telecom
       7545     2763        339         134   TPG Telecom Limited
      17974     2703        904          80   PT Telekomunikasi Indonesia
       6389     2696       3688          51   BellSouth.net Inc.
       3356     2530      10709         498   Level 3 Communications, Inc.
      39891     2472        128           6   SaudiNet, Saudi Telecom Compa
      28573     2298       2169         136   NET Serviços de Comunicação S
      18566     2147        390         255   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      3165        3026      Cox Communications Inc.
       6389      2696        2645      BellSouth.net Inc.
       7545      2763        2629      TPG Telecom Limited
      17974      2703        2623      PT Telekomunikasi Indonesia
      39891      2472        2466      SaudiNet, Saudi Telecom Compa
      28573      2298        2162      NET Serviços de Comunicação S
       3356      2530        2032      Level 3 Communications, Inc.
       4766      3010        2023      Korea Telecom
      18566      2147        1892      MegaPath Corporation
       4538      1949        1878      China Education and Research 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      30662   UNALLOCATED  8.2.129.0/24          3356       Level 3 Communicatio
      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
      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
      27.100.7.0/24        56096     >>UNKNOWN<<
      31.170.96.0/23       23456     32bit Transition AS
      31.217.248.0/21      44902     COVAGE NETWORKS SASU
      36.50.0.0/16         23456     32bit Transition AS
      41.73.1.0/24         37004     >>UNKNOWN<<
      41.73.2.0/24         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      /12:261     
      /13:500     /14:1001    /15:1735    /16:12890   /17:7217    /18:12390   
      /19:25559   /20:36137   /21:38902   /22:61214   /23:53315   /24:303298  
      /25:848     /26:931     /27:458     /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     2380          3165      Cox Communications Inc.
      18566     2062          2147      MegaPath Corporation
       6389     1608          2696      BellSouth.net Inc.
      30036     1395          1575      Mediacom Communications Corp
       6983     1385          1738      EarthLink, Inc.
      34984     1346          2026      TELLCOM ILETISIM HIZMETLERI A
      10620     1214          3343      Telmex Colombia S.A.
      11492     1125          1208      CABLE ONE, INC.
      22561     1050          1377      CenturyTel Internet Holdings,
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1563      2:688       4:97        5:1878      6:25        8:1397   
        12:1811     13:12       14:1416     15:16       16:2        17:48     
        18:22       20:49       23:1262     24:1754     27:2046     31:1586   
        32:37       33:2        34:4        35:3        36:163      37:2034   
        38:1059     39:14       40:70       41:2782     42:332      43:1481   
        44:30       45:1042     46:2356     47:53       49:934      50:787    
        52:22       54:86       55:6        56:27       57:42       58:1365   
        59:716      60:485      61:1758     62:1383     63:1905     64:4431   
        65:2250     66:3998     67:2060     68:1068     69:3229     70:1032   
        71:447      72:1974     74:2597     75:356      76:397      77:1350   
        78:1125     79:811      80:1349     81:1349     82:872      83:722    
        84:784      85:1387     86:448      87:1036     88:535      89:1939   
        90:166      91:5937     92:845      93:2281     94:2062     95:2165   
        96:420      97:348      98:975      99:55      100:74      101:844    
       103:8127    104:2016    105:72      106:348     107:1070    108:622    
       109:2142    110:1196    111:1467    112:822     113:1112    114:851    
       115:1329    116:1467    117:1097    118:1935    119:1470    120:451    
       121:1090    122:2170    123:1845    124:1517    125:1674    128:593    
       129:395     130:431     131:1251    132:494     133:165     134:416    
       135:103     136:333     137:317     138:1190    139:148     140:251    
       141:435     142:679     143:546     144:547     145:126     146:793    
       147:585     148:1254    149:430     150:593     151:798     152:537    
       153:254     154:506     155:873     156:421     157:420     158:344    
       159:1033    160:413     161:676     162:2046    163:455     164:692    
       165:803     166:301     167:862     168:1252    169:192     170:1475   
       171:249     172:244     173:1506    174:720     175:702     176:1441   
       177:3958    178:2179    179:1006    180:1949    181:1665    182:1802   
       183:633     184:748     185:4181    186:2962    187:1854    188:2087   
       189:1615    190:7794    191:1138    192:8559    193:5670    194:4229   
       195:3645    196:1988    197:1065    198:5495    199:5516    200:6701   
       201:3304    202:9528    203:9184    204:4676    205:2894    206:3091   
       207:3032    208:4013    209:3908    210:3600    211:1929    212:2555   
       213:2236    214:845     215:74      216:5757    217:1830    218:732    
       219:465     220:1555    221:810     222:473     223:820    
      
      End of report