[pacnog] Weekly Routing Table Report

  • To: apops at apops dot net, nanog at nanog dot org, routing-wg at ripe dot net, afnog at afnog dot org, sanog at sanog dot org, pacnog at pacnog dot org, safnog at safnog dot org
  • Subject: [pacnog] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 23 Apr 2016 04:11:53 +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,
      SAFNOG, PaNOG, SdNOG, BJNOG, CaribNOG and the RIPE Routing WG.
      
      Daily listings are sent to bgp-stats at lists dot apnic dot net
      
      For historical data, please see http://thyme.rand.apnic.net.
      
      If you have any comments please contact Philip Smith <pfsinoz at gmail dot com>.
      
      Routing Table Report   04:00 +10GMT Sat 23 Apr, 2016
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              592244
          Prefixes after maximum aggregation (per Origin AS):          217479
          Deaggregation factor:                                          2.72
          Unique aggregates announced (without unneeded subnets):      289716
      Total ASes present in the Internet Routing Table:                 53506
          Prefixes per ASN:                                             11.07
      Origin-only ASes present in the Internet Routing Table:           36591
      Origin ASes announcing only one prefix:                           15706
      Transit ASes present in the Internet Routing Table:                6431
      Transit-only ASes present in the Internet Routing Table:            167
      Average AS path length visible in the Internet Routing Table:       4.3
          Max AS path length visible:                                      39
          Max AS path prepend of ASN ( 40285)                              34
      Prefixes from unregistered ASNs in the Routing Table:              1000
          Unregistered ASNs in the Routing Table:                         361
      Number of 32-bit ASNs allocated by the RIRs:                      13578
      Number of 32-bit ASNs visible in the Routing Table:               10484
      Prefixes from 32-bit ASNs in the Routing Table:                   41067
      Number of bogon 32-bit ASNs visible in the Routing Table:            18
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            387
      Number of addresses announced to Internet:                   2809388612
          Equivalent to 167 /8s, 115 /16s and 222 /24s
          Percentage of available address space announced:               75.9
          Percentage of allocated address space announced:               75.9
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               98.1
      Total number of prefixes smaller than registry allocations:      193331
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   151863
          Total APNIC prefixes after maximum aggregation:               42146
          APNIC Deaggregation factor:                                    3.60
      Prefixes being announced from the APNIC address blocks:          162423
          Unique aggregates announced from the APNIC address blocks:    66131
      APNIC Region origin ASes present in the Internet Routing Table:    5170
          APNIC Prefixes per ASN:                                       31.42
      APNIC Region origin ASes announcing only one prefix:               1185
      APNIC Region transit ASes present in the Internet Routing Table:    914
      Average APNIC Region AS path length visible:                        4.4
          Max APNIC Region AS path length visible:                         39
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   2018
      Number of APNIC addresses announced to Internet:              754038596
          Equivalent to 44 /8s, 241 /16s and 183 /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:                    180914
          Total ARIN prefixes after maximum aggregation:                89696
          ARIN Deaggregation factor:                                     2.02
      Prefixes being announced from the ARIN address blocks:           185979
          Unique aggregates announced from the ARIN address blocks:     88323
      ARIN Region origin ASes present in the Internet Routing Table:    16385
          ARIN Prefixes per ASN:                                        11.35
      ARIN Region origin ASes announcing only one prefix:                5859
      ARIN Region transit ASes present in the Internet Routing Table:    1711
      Average ARIN Region AS path length visible:                         3.8
          Max ARIN Region AS path length visible:                          37
      Number of ARIN region 32-bit ASNs visible in the Routing Table:    1148
      Number of ARIN addresses announced to Internet:              1101398848
          Equivalent to 65 /8s, 166 /16s and 3 /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:                    142056
          Total RIPE prefixes after maximum aggregation:                70126
          RIPE Deaggregation factor:                                     2.03
      Prefixes being announced from the RIPE address blocks:           151030
          Unique aggregates announced from the RIPE address blocks:     92997
      RIPE Region origin ASes present in the Internet Routing Table:    18067
          RIPE Prefixes per ASN:                                         8.36
      RIPE Region origin ASes announcing only one prefix:                7906
      RIPE Region transit ASes present in the Internet Routing Table:    3001
      Average RIPE Region AS path length visible:                         4.3
          Max RIPE Region AS path length visible:                          29
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    4676
      Number of RIPE addresses announced to Internet:               704622720
          Equivalent to 41 /8s, 255 /16s and 176 /24s
          Percentage of available RIPE address space announced:         102.4
      
      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:                   61961
          Total LACNIC prefixes after maximum aggregation:              12274
          LACNIC Deaggregation factor:                                   5.05
      Prefixes being announced from the LACNIC address blocks:          76230
          Unique aggregates announced from the LACNIC address blocks:   36035
      LACNIC Region origin ASes present in the Internet Routing Table:   2470
          LACNIC Prefixes per ASN:                                      30.86
      LACNIC Region origin ASes announcing only one prefix:               575
      LACNIC Region transit ASes present in the Internet Routing Table:   566
      Average LACNIC Region AS path length visible:                       4.7
          Max LACNIC Region AS path length visible:                        24
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2433
      Number of LACNIC addresses announced to Internet:             170984768
          Equivalent to 10 /8s, 49 /16s and 5 /24s
          Percentage of available LACNIC address space announced:       101.9
      
      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:                  14273
          Total AfriNIC prefixes after maximum aggregation:              3196
          AfriNIC Deaggregation factor:                                  4.47
      Prefixes being announced from the AfriNIC address blocks:         16195
          Unique aggregates announced from the AfriNIC address blocks:   5879
      AfriNIC Region origin ASes present in the Internet Routing Table:   737
          AfriNIC Prefixes per ASN:                                     21.97
      AfriNIC Region origin ASes announcing only one prefix:              181
      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:                       21
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  209
      Number of AfriNIC addresses announced to Internet:             77973504
          Equivalent to 4 /8s, 165 /16s and 200 /24s
          Percentage of available AfriNIC address space announced:       77.5
      
      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     5555       4192          76   China Education and Research 
       7545     3286        353         208   TPG Telecom Limited
       4766     3164      11145        1121   Korea Telecom
      17974     2921        914          96   PT Telekomunikasi Indonesia
       9829     2494       1466         462   National Internet Backbone
       4755     2090        432         241   TATA Communications formerly 
       9808     1883       8717          30   Guangdong Mobile Communicatio
       4808     1659       2301         539   CNCGROUP IP network China169 
       9583     1508        121         564   Sify Limited
      38197     1492         92         212   Sun Network (Hong Kong) Limit
      
      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     3321       2948         145   Cox Communications Inc.
       6389     2318       3671          41   BellSouth.net Inc.
      18566     2207        394         277   MegaPath Corporation
      20115     1923       1937         404   Charter Communications
      30036     1728        340         317   Mediacom Communications Corp
       6983     1694        849         232   EarthLink, Inc.
        209     1567       4666        1236   Qwest Communications Company,
       4323     1567       1004         386   tw telecom holdings, inc.
        701     1296      10702         704   MCI Communications Services, 
       7018     1279      19906         975   AT&T Services, Inc.
      
      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     2708        143          10   SaudiNet, Saudi Telecom Compa
      20940     2442        924        1780   Akamai International B.V.
      34984     1964        323         414   TELLCOM ILETISIM HIZMETLERI A
       8551     1628        376          55   Bezeq International-Ltd
      12479     1159        981          86   France Telecom Espana SA
      13188     1079         98          69   TOV "Bank-Inform"
       8402     1056        544          15   OJSC "Vimpelcom"
      31148     1030         47          41   Freenet Ltd.
       9198      938        352          25   JSC Kazakhtelecom
       6830      893       2719         463   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     3460        540         170   Telmex Colombia S.A.
       8151     2220       3320         539   Uninet S.A. de C.V.
       7303     1509        940         238   Telecom Argentina S.A.
      11830     1484        368          53   Instituto Costarricense de El
       6503     1435        437          56   Axtel, S.A.B. de C.V.
       6147     1046        377          27   Telefonica del Peru S.A.A.
      26615     1003       2325          34   Tim Celular S.A.
       3816      996        478         186   COLOMBIA TELECOMUNICACIONES S
       7738      987       1882          40   Telemar Norte Leste S.A.
      11172      869        125          76   Alestra, S. de R.L. de C.V.
      
      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     1223        402          40   Link Egypt (Link.NET)
      37611      647         48           2   Afrihost-Brevis Computer Serv
      36903      617        310         105   Office National des Postes et
       8452      542       1472          15   TE-AS
      36992      510       1357          26   ETISALAT MISR
      37492      394        234          67   Orange Tunisie
      24835      326        210          13   Vodafone Data
      29571      301         37          13   Cote d'Ivoire Telecom
       2018      256        327          74   TENET (The UNINET Project)
      36947      238        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
       4538     5555       4192          76   China Education and Research 
      10620     3460        540         170   Telmex Colombia S.A.
      22773     3321       2948         145   Cox Communications Inc.
       7545     3286        353         208   TPG Telecom Limited
       4766     3164      11145        1121   Korea Telecom
      17974     2921        914          96   PT Telekomunikasi Indonesia
      39891     2708        143          10   SaudiNet, Saudi Telecom Compa
       9829     2494       1466         462   National Internet Backbone
      20940     2442        924        1780   Akamai International B.V.
       6389     2318       3671          41   BellSouth.net Inc.
      
      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      3460        3290      Telmex Colombia S.A.
      22773      3321        3176      Cox Communications Inc.
       7545      3286        3078      TPG Telecom Limited
      17974      2921        2825      PT Telekomunikasi Indonesia
      39891      2708        2698      SaudiNet, Saudi Telecom Compa
       6389      2318        2277      BellSouth.net Inc.
       4766      3164        2043      Korea Telecom
       9829      2494        2032      National Internet Backbone
      18566      2207        1930      MegaPath Corporation
       9808      1883        1853      Guangdong Mobile Communicatio
      
      Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      65001   PRIVATE      5.143.176.0/20       15468       OJSC Rostelecom
      30662   UNALLOCATED  8.2.129.0/24          3356       Level 3 Communicatio
      53506   UNALLOCATED  8.17.102.0/23         3356       Level 3 Communicatio
      46467   UNALLOCATED  8.19.192.0/24        46887       Lightower Fiber Netw
      16589   UNALLOCATED  8.20.247.0/24        35838       CCANET Limited
      16589   UNALLOCATED  8.26.56.0/24         35838       CCANET Limited
      46473   UNALLOCATED  8.27.122.0/24         3356       Level 3 Communicatio
      46473   UNALLOCATED  8.27.124.0/24         3356       Level 3 Communicatio
      27205   UNALLOCATED  8.38.16.0/21          3356       Level 3 Communicatio
      27205   UNALLOCATED  8.38.20.0/24         32787       Prolexic Technologie
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      23.226.112.0/20      62788     >>UNKNOWN<<
      23.249.144.0/20      40430     colo4jax, LLC
      27.100.7.0/24        56096     >>UNKNOWN<<
      41.73.1.0/24         37004     >>UNKNOWN<<
      41.73.2.0/24         37004     >>UNKNOWN<<
      41.73.3.0/24         37004     >>UNKNOWN<<
      41.73.4.0/24         37004     >>UNKNOWN<<
      41.73.5.0/24         37004     >>UNKNOWN<<
      41.73.6.0/24         37004     >>UNKNOWN<<
      41.73.7.0/24         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        /8:16       /9:13      /10:36      /11:101     /12:267     
      /13:512     /14:1034    /15:1762    /16:12979   /17:7590    /18:12773   
      /19:25883   /20:38229   /21:39950   /22:65462   /23:56907   /24:327039  
      /25:556     /26:593     /27:420     /28:43      /29:32      /30:14      
      /31:1       /32:32      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      39891     2664          2708      SaudiNet, Saudi Telecom Compa
      22773     2505          3321      Cox Communications Inc.
      18566     2109          2207      MegaPath Corporation
      30036     1544          1728      Mediacom Communications Corp
       6389     1485          2318      BellSouth.net Inc.
      10620     1358          3460      Telmex Colombia S.A.
       6983     1342          1694      EarthLink, Inc.
      34984     1249          1964      TELLCOM ILETISIM HIZMETLERI A
      11492     1171          1265      CABLE ONE, INC.
       8551     1124          1628      Bezeq International-Ltd
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1591      2:748       4:21        5:2065      6:28        8:949    
        12:1775     13:39       14:1674     15:45       16:2        17:80     
        18:89       20:48       23:1477     24:1768     27:2273     31:1750   
        32:57       33:2        34:2        35:5        36:286      37:2253   
        38:1212     39:27       40:89       41:2746     42:395      43:1728   
        44:42       45:1810     46:2512     47:75       49:1140     50:875    
        51:19       52:167      54:329      55:5        56:6        57:45     
        58:1551     59:861      60:347      61:1811     62:1497     63:1923   
        64:4469     65:2146     66:4246     67:2142     68:1088     69:3248   
        70:1071     71:468      72:1986     74:2544     75:343      76:424    
        77:1370     78:1259     79:1049     80:1322     81:1351     82:924    
        83:693      84:819      85:1573     86:466      87:1034     88:561    
        89:1970     90:170      91:6055     92:875      93:2331     94:2343   
        95:2295     96:478      97:357      98:945      99:45      100:72     
       101:1051    103:10462   104:2375    105:151     106:398     107:1100   
       108:672     109:2325    110:1244    111:1652    112:965     113:1161   
       114:1047    115:1566    116:1586    117:1444    118:2050    119:1598   
       120:924     121:1168    122:2226    123:2010    124:1568    125:1756   
       128:708     129:381     130:406     131:1336    132:626     133:174    
       134:448     135:125     136:374     137:344     138:1729    139:254    
       140:385     141:468     142:657     143:891     144:646     145:157    
       146:865     147:679     148:1466    149:500     150:652     151:755    
       152:607     153:270     154:614     155:958     156:493     157:480    
       158:341     159:1113    160:474     161:780     162:2291    163:535    
       164:752     165:1052    166:312     167:1131    168:1762    169:645    
       170:1571    171:267     172:532     173:1705    174:733     175:724    
       176:1710    177:3983    178:2192    179:1170    180:2065    181:1746   
       182:1899    183:926     184:802     185:6280    186:3130    187:2135   
       188:2109    189:1726    190:7722    191:1237    192:8923    193:5732   
       194:4365    195:3748    196:1714    197:1107    198:5528    199:5701   
       200:6926    201:3727    202:10126   203:9644    204:4653    205:2712   
       206:2984    207:3101    208:4059    209:3795    210:3922    211:2051   
       212:2663    213:2206    214:851     215:72      216:5786    217:1926   
       218:786     219:561     220:1672    221:874     222:661     223:1193   
      
      
      End of report