[pacnog] Weekly Routing Table Report

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  • Subject: [pacnog] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 10 Oct 2015 04:11:58 +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 10 Oct, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              565680
          Prefixes after maximum aggregation (per Origin AS):          210869
          Deaggregation factor:                                          2.68
          Unique aggregates announced (without unneeded subnets):      275233
      Total ASes present in the Internet Routing Table:                 51691
          Prefixes per ASN:                                             10.94
      Origin-only ASes present in the Internet Routing Table:           36654
      Origin ASes announcing only one prefix:                           16087
      Transit ASes present in the Internet Routing Table:                6413
      Transit-only ASes present in the Internet Routing Table:            172
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      46
          Max AS path prepend of ASN ( 55644)                              41
      Prefixes from unregistered ASNs in the Routing Table:              1057
          Unregistered ASNs in the Routing Table:                         408
      Number of 32-bit ASNs allocated by the RIRs:                      11280
      Number of 32-bit ASNs visible in the Routing Table:                8624
      Prefixes from 32-bit ASNs in the Routing Table:                   32795
      Number of bogon 32-bit ASNs visible in the Routing Table:            12
      Special use prefixes present in the Routing Table:                    1
      Prefixes being announced from unallocated address space:            449
      Number of addresses announced to Internet:                   2812565952
          Equivalent to 167 /8s, 164 /16s and 89 /24s
          Percentage of available address space announced:               76.0
          Percentage of allocated address space announced:               76.0
          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:      186993
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   143717
          Total APNIC prefixes after maximum aggregation:               39745
          APNIC Deaggregation factor:                                    3.62
      Prefixes being announced from the APNIC address blocks:          151507
          Unique aggregates announced from the APNIC address blocks:    60319
      APNIC Region origin ASes present in the Internet Routing Table:    5091
          APNIC Prefixes per ASN:                                       29.76
      APNIC Region origin ASes announcing only one prefix:               1198
      APNIC Region transit ASes present in the Internet Routing Table:    891
      Average APNIC Region AS path length visible:                        4.4
          Max APNIC Region AS path length visible:                         45
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1647
      Number of APNIC addresses announced to Internet:              753971968
          Equivalent to 44 /8s, 240 /16s and 179 /24s
          Percentage of available APNIC address space announced:         88.1
      
      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:                    179957
          Total ARIN prefixes after maximum aggregation:                88284
          ARIN Deaggregation factor:                                     2.04
      Prefixes being announced from the ARIN address blocks:           183082
          Unique aggregates announced from the ARIN address blocks:     86438
      ARIN Region origin ASes present in the Internet Routing Table:    16566
          ARIN Prefixes per ASN:                                        11.05
      ARIN Region origin ASes announcing only one prefix:                6032
      ARIN Region transit ASes present in the Internet Routing Table:    1751
      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:     734
      Number of ARIN addresses announced to Internet:              1118857920
          Equivalent to 66 /8s, 176 /16s and 106 /24s
          Percentage of available ARIN address space announced:          59.2
      
      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:                    136435
          Total RIPE prefixes after maximum aggregation:                67997
          RIPE Deaggregation factor:                                     2.01
      Prefixes being announced from the RIPE address blocks:           143652
          Unique aggregates announced from the RIPE address blocks:     89149
      RIPE Region origin ASes present in the Internet Routing Table:    18004
          RIPE Prefixes per ASN:                                         7.98
      RIPE Region origin ASes announcing only one prefix:                8040
      RIPE Region transit ASes present in the Internet Routing Table:    2993
      Average RIPE Region AS path length visible:                         4.9
          Max RIPE Region AS path length visible:                          32
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    4086
      Number of RIPE addresses announced to Internet:               699825920
          Equivalent to 41 /8s, 182 /16s and 127 /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:                   60747
          Total LACNIC prefixes after maximum aggregation:              11702
          LACNIC Deaggregation factor:                                   5.19
      Prefixes being announced from the LACNIC address blocks:          73044
          Unique aggregates announced from the LACNIC address blocks:   33545
      LACNIC Region origin ASes present in the Internet Routing Table:   2471
          LACNIC Prefixes per ASN:                                      29.56
      LACNIC Region origin ASes announcing only one prefix:               621
      LACNIC Region transit ASes present in the Internet Routing Table:   535
      Average LACNIC Region AS path length visible:                       4.9
          Max LACNIC Region AS path length visible:                        28
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  1998
      Number of LACNIC addresses announced to Internet:             169659136
          Equivalent to 10 /8s, 28 /16s and 203 /24s
          Percentage of available LACNIC address space announced:       101.1
      
      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:                  11914
          Total AfriNIC prefixes after maximum aggregation:              3099
          AfriNIC Deaggregation factor:                                  3.84
      Prefixes being announced from the AfriNIC address blocks:         13946
          Unique aggregates announced from the AfriNIC address blocks:   5426
      AfriNIC Region origin ASes present in the Internet Routing Table:   735
          AfriNIC Prefixes per ASN:                                     18.97
      AfriNIC Region origin ASes announcing only one prefix:              196
      AfriNIC Region transit ASes present in the Internet Routing Table:  171
      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:  159
      Number of AfriNIC addresses announced to Internet:             69716224
          Equivalent to 4 /8s, 39 /16s and 201 /24s
          Percentage of available AfriNIC address space announced:       69.3
      
      AfriNIC AS Blocks      36864-37887, 327680-328703 & ERX transfers
      AfriNIC Address Blocks  41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       4538     5593       4192          76   China Education and Research 
       4766     3010      11134         984   Korea Telecom
       7545     2870        340         141   TPG Telecom Limited
      17974     2699        908          90   PT Telekomunikasi Indonesia
       4755     2057        430         229   TATA Communications formerly 
       9829     1930       1388         237   National Internet Backbone
       9808     1642       8639          18   Guangdong Mobile Communicatio
       4812     1574       2099         113   China Telecom (Group)
       4808     1523       2258         481   CNCGROUP IP network China169 
       9583     1496        119         561   Sify Limited
      
      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     3194       2966         145   Cox Communications Inc.
       6389     2685       3688          44   BellSouth.net Inc.
       3356     2529      10709         501   Level 3 Communications, Inc.
      18566     2204        393         264   MegaPath Corporation
      20115     1891       1892         397   Charter Communications
       6983     1740        866         241   EarthLink, Inc.
      30036     1629        330         385   Mediacom Communications Corp
       4323     1584       1005         405   tw telecom holdings, inc.
        701     1399      11401         675   MCI Communications Services, 
      22561     1278        364         218   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        129           7   SaudiNet, Saudi Telecom Compa
      20940     2144        840        1548   Akamai International B.V.
      34984     2026        304         395   TELLCOM ILETISIM HIZMETLERI A
       6849     1209        355          21   JSC "Ukrtelecom"
       8402     1176        544          15   OJSC "Vimpelcom"
      13188     1070         97          76   TOV "Bank-Inform"
      31148     1039         46          40   Freenet Ltd.
      12479     1018        966          84   France Telecom Espana SA
       8551      981        376          52   Bezeq International-Ltd
       6830      900       2694         465   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     3387        540         172   Telmex Colombia S.A.
      28573     1978       2164         121   NET Serviços de Comunicação S
       8151     1802       3307         492   Uninet S.A. de C.V.
       7303     1572        940         239   Telecom Argentina S.A.
       6503     1401        437          55   Axtel, S.A.B. de C.V.
       6147     1058        374          30   Telefonica del Peru S.A.A.
      26615     1030       2325          35   Tim Celular S.A.
       7738      997       1882          41   Telemar Norte Leste S.A.
      11830      994        364          24   Instituto Costarricense de El
       3816      955        437         164   COLOMBIA TELECOMUNICACIONES S
      
      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      976       1468          10   TE-AS
      24863      599        262          82   Link Egypt (Link.NET)
      36903      522        263          99   Office National des Postes et
      36992      414       1229          32   ETISALAT MISR
      37492      315        191          72   Orange Tunisie
      29571      246         21          12   Cote d'Ivoire Telecom
       3741      220        853         183   Internet Solutions
      24835      209        144           8   Vodafone Data
      36947      196        807          13   Telecom Algeria
      15706      171         32           6   Sudatel (Sudan Telecom Co. Lt
      
      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
       4538     5593       4192          76   China Education and Research 
      10620     3387        540         172   Telmex Colombia S.A.
      22773     3194       2966         145   Cox Communications Inc.
       4766     3010      11134         984   Korea Telecom
       7545     2870        340         141   TPG Telecom Limited
      17974     2699        908          90   PT Telekomunikasi Indonesia
       6389     2685       3688          44   BellSouth.net Inc.
       3356     2529      10709         501   Level 3 Communications, Inc.
      39891     2473        129           7   SaudiNet, Saudi Telecom Compa
      18566     2204        393         264   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
      10620      3387        3215      Telmex Colombia S.A.
      22773      3194        3049      Cox Communications Inc.
       7545      2870        2729      TPG Telecom Limited
       6389      2685        2641      BellSouth.net Inc.
      17974      2699        2609      PT Telekomunikasi Indonesia
      39891      2473        2466      SaudiNet, Saudi Telecom Compa
       3356      2529        2028      Level 3 Communications, Inc.
       4766      3010        2026      Korea Telecom
      18566      2204        1940      MegaPath Corporation
      28573      1978        1857      NET Serviços de Comunicação S
      
      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
      33646   UNALLOCATED  8.37.4.0/24           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
      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
      27.50.8.0/24         55548     >>UNKNOWN<<
      27.50.9.0/24         55548     >>UNKNOWN<<
      27.50.10.0/24        55548     >>UNKNOWN<<
      27.50.11.0/24        55548     >>UNKNOWN<<
      27.100.7.0/24        56096     >>UNKNOWN<<
      31.170.96.0/23       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        /8:18       /9:13      /10:36      /11:95      /12:262     
      /13:503     /14:1005    /15:1746    /16:12913   /17:7395    /18:12587   
      /19:26181   /20:37385   /21:39604   /22:61983   /23:54339   /24:307300  
      /25:821     /26:944     /27:491     /28:15      /29:14      /30:9       
      /31:0       /32:21      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      39891     2432          2473      SaudiNet, Saudi Telecom Compa
      22773     2402          3194      Cox Communications Inc.
      18566     2110          2204      MegaPath Corporation
       6389     1607          2685      BellSouth.net Inc.
      30036     1448          1629      Mediacom Communications Corp
       6983     1387          1740      EarthLink, Inc.
      34984     1347          2026      TELLCOM ILETISIM HIZMETLERI A
      10620     1262          3387      Telmex Colombia S.A.
      11492     1114          1196      CABLE ONE, INC.
       6849      992          1209      JSC "Ukrtelecom"
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1593      2:692       4:97        5:1900      6:25        8:1411   
        12:1809     13:17       14:1472     15:16       16:2        17:48     
        18:22       20:51       23:1255     24:1735     27:2091     31:1628   
        32:52       33:2        34:4        35:4        36:163      37:2242   
        38:1076     39:15       40:72       41:2808     42:343      43:1571   
        44:32       45:1357     46:2358     47:55       49:1006     50:805    
        52:23       54:94       55:6        56:6        57:43       58:1425   
        59:782      60:505      61:1789     62:1386     63:1911     64:4400   
        65:2213     66:4027     67:2071     68:1075     69:3275     70:1035   
        71:456      72:1985     74:2550     75:364      76:401      77:1392   
        78:1237     79:799      80:1349     81:1362     82:889      83:673    
        84:772      85:1411     86:453      87:1028     88:526      89:1918   
        90:151      91:6011     92:832      93:2299     94:2172     95:2210   
        96:460      97:350      98:955      99:56      100:75      101:852    
       103:8492    104:2036    105:76      106:352     107:1059    108:629    
       109:2132    110:1221    111:1459    112:839     113:1121    114:870    
       115:1426    116:1514    117:1113    118:1951    119:1495    120:478    
       121:1149    122:2253    123:1863    124:1564    125:1736    128:703    
       129:367     130:431     131:1255    132:544     133:160     134:430    
       135:115     136:349     137:293     138:1389    139:174     140:246    
       141:438     142:654     143:565     144:561     145:127     146:777    
       147:595     148:1275    149:429     150:602     151:649     152:568    
       153:266     154:484     155:887     156:424     157:424     158:349    
       159:1058    160:410     161:685     162:2149    163:467     164:693    
       165:861     166:306     167:886     168:1240    169:196     170:1501   
       171:258     172:303     173:1537    174:716     175:713     176:1462   
       177:4009    178:2204    179:1027    180:1949    181:1600    182:1817   
       183:641     184:748     185:4442    186:2950    187:1863    188:2081   
       189:1673    190:7560    191:1189    192:8616    193:5661    194:4270   
       195:3677    196:1944    197:1130    198:5515    199:5517    200:6668   
       201:3250    202:9815    203:9201    204:4547    205:2707    206:3044   
       207:2996    208:3999    209:3909    210:3778    211:2042    212:2558   
       213:2261    214:835     215:72      216:5742    217:1810    218:804    
       219:537     220:1580    221:825     222:724     223:831    
      
      End of report