[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, 28 Nov 2015 04:11:16 +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 28 Nov, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              571471
          Prefixes after maximum aggregation (per Origin AS):          212838
          Deaggregation factor:                                          2.69
          Unique aggregates announced (without unneeded subnets):      279928
      Total ASes present in the Internet Routing Table:                 52120
          Prefixes per ASN:                                             10.96
      Origin-only ASes present in the Internet Routing Table:           36663
      Origin ASes announcing only one prefix:                           15952
      Transit ASes present in the Internet Routing Table:                6370
      Transit-only ASes present in the Internet Routing Table:            165
      Average AS path length visible in the Internet Routing Table:       4.4
          Max AS path length visible:                                      35
          Max AS path prepend of ASN ( 55644)                              31
      Prefixes from unregistered ASNs in the Routing Table:              1036
          Unregistered ASNs in the Routing Table:                         371
      Number of 32-bit ASNs allocated by the RIRs:                      11884
      Number of 32-bit ASNs visible in the Routing Table:                9087
      Prefixes from 32-bit ASNs in the Routing Table:                   34497
      Number of bogon 32-bit ASNs visible in the Routing Table:            15
      Special use prefixes present in the Routing Table:                    1
      Prefixes being announced from unallocated address space:            415
      Number of addresses announced to Internet:                   2802174912
          Equivalent to 167 /8s, 5 /16s and 203 /24s
          Percentage of available address space announced:               75.7
          Percentage of allocated address space announced:               75.7
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               97.8
      Total number of prefixes smaller than registry allocations:      188217
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   144685
          Total APNIC prefixes after maximum aggregation:               40283
          APNIC Deaggregation factor:                                    3.59
      Prefixes being announced from the APNIC address blocks:          152898
          Unique aggregates announced from the APNIC address blocks:    61972
      APNIC Region origin ASes present in the Internet Routing Table:    5115
          APNIC Prefixes per ASN:                                       29.89
      APNIC Region origin ASes announcing only one prefix:               1194
      APNIC Region transit ASes present in the Internet Routing Table:    888
      Average APNIC Region AS path length visible:                        4.4
          Max APNIC Region AS path length visible:                         34
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1726
      Number of APNIC addresses announced to Internet:              756128128
          Equivalent to 45 /8s, 17 /16s and 153 /24s
          Percentage of available APNIC address space announced:         88.4
      
      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:                    180739
          Total ARIN prefixes after maximum aggregation:                89055
          ARIN Deaggregation factor:                                     2.03
      Prefixes being announced from the ARIN address blocks:           184168
          Unique aggregates announced from the ARIN address blocks:     87343
      ARIN Region origin ASes present in the Internet Routing Table:    16513
          ARIN Prefixes per ASN:                                        11.15
      ARIN Region origin ASes announcing only one prefix:                5978
      ARIN Region transit ASes present in the Internet Routing Table:    1718
      Average ARIN Region AS path length visible:                         3.7
          Max ARIN Region AS path length visible:                          23
      Number of ARIN region 32-bit ASNs visible in the Routing Table:     845
      Number of ARIN addresses announced to Internet:              1102537920
          Equivalent to 65 /8s, 183 /16s and 100 /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:                    137548
          Total RIPE prefixes after maximum aggregation:                68566
          RIPE Deaggregation factor:                                     2.01
      Prefixes being announced from the RIPE address blocks:           145239
          Unique aggregates announced from the RIPE address blocks:     90032
      RIPE Region origin ASes present in the Internet Routing Table:    18019
          RIPE Prefixes per ASN:                                         8.06
      RIPE Region origin ASes announcing only one prefix:                7988
      RIPE Region transit ASes present in the Internet Routing Table:    2978
      Average RIPE Region AS path length visible:                         4.8
          Max RIPE Region AS path length visible:                          32
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    4243
      Number of RIPE addresses announced to Internet:               701837696
          Equivalent to 41 /8s, 213 /16s and 49 /24s
          Percentage of available RIPE address space announced:         102.0
      
      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:                   60552
          Total LACNIC prefixes after maximum aggregation:              11790
          LACNIC Deaggregation factor:                                   5.14
      Prefixes being announced from the LACNIC address blocks:          73085
          Unique aggregates announced from the LACNIC address blocks:   34042
      LACNIC Region origin ASes present in the Internet Routing Table:   2463
          LACNIC Prefixes per ASN:                                      29.67
      LACNIC Region origin ASes announcing only one prefix:               600
      LACNIC Region transit ASes present in the Internet Routing Table:   540
      Average LACNIC Region AS path length visible:                       4.7
          Max LACNIC Region AS path length visible:                        22
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2100
      Number of LACNIC addresses announced to Internet:             170322432
          Equivalent to 10 /8s, 38 /16s and 234 /24s
          Percentage of available LACNIC address space announced:       101.5
      
      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:                  13364
          Total AfriNIC prefixes after maximum aggregation:              3103
          AfriNIC Deaggregation factor:                                  4.31
      Prefixes being announced from the AfriNIC address blocks:         15666
          Unique aggregates announced from the AfriNIC address blocks:   6188
      AfriNIC Region origin ASes present in the Internet Routing Table:   731
          AfriNIC Prefixes per ASN:                                     21.43
      AfriNIC Region origin ASes announcing only one prefix:              192
      AfriNIC Region transit ASes present in the Internet Routing Table:  169
      Average AfriNIC Region AS path length visible:                      4.5
          Max AfriNIC Region AS path length visible:                       19
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  173
      Number of AfriNIC addresses announced to Internet:             70993920
          Equivalent to 4 /8s, 59 /16s and 72 /24s
          Percentage of available AfriNIC address space announced:       70.5
      
      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     5599       4192          76   China Education and Research 
       7545     3025        343         151   TPG Telecom Limited
       4766     2996      11134         987   Korea Telecom
      17974     2721        914          96   PT Telekomunikasi Indonesia
       4755     2066        431         231   TATA Communications formerly 
       9829     2034       1408         299   National Internet Backbone
       9808     1671       8639          18   Guangdong Mobile Communicatio
       4808     1560       2269         497   CNCGROUP IP network China169 
       9583     1499        120         560   Sify Limited
       9498     1403        335         112   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     3245       2964         143   Cox Communications Inc.
       3356     2583      10693         531   Level 3 Communications, Inc.
       6389     2509       3687          42   BellSouth.net Inc.
      18566     2213        394         277   MegaPath Corporation
      20115     1887       1897         400   Charter Communications
       6983     1699        849         238   EarthLink, Inc.
      30036     1648        329         361   Mediacom Communications Corp
       4323     1578       1013         395   tw telecom holdings, inc.
        209     1482       4326        1233   Qwest Communications Company,
        701     1392      11415         665   MCI Communications Services, 
      
      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     2232        886        1607   Akamai International B.V.
      34984     1918        320         406   TELLCOM ILETISIM HIZMETLERI A
       8402     1199        544          15   OJSC "Vimpelcom"
       8551     1086        376          53   Bezeq International-Ltd
      13188     1074         97          79   TOV "Bank-Inform"
      12479     1044        966          82   France Telecom Espana SA
      31148     1035         47          41   Freenet Ltd.
       9198      963        349          25   JSC Kazakhtelecom
       6830      892       2706         466   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     3400        540         156   Telmex Colombia S.A.
       8151     2107       3342         498   Uninet S.A. de C.V.
       7303     1573        940         235   Telecom Argentina S.A.
       6503     1381        437          57   Axtel, S.A.B. de C.V.
      28573     1332       2175         119   NET Serviços de Comunicação S
      11830     1094        364          24   Instituto Costarricense de El
       6147     1042        376          34   Telefonica del Peru S.A.A.
      26615     1004       2325          34   Tim Celular S.A.
       7738      993       1882          41   Telemar Norte Leste S.A.
       3816      962        450         185   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     1144       1470          14   TE-AS
      24863     1087        409          38   Link Egypt (Link.NET)
      37611      575         39          41   Afrihost-Brevis Computer Serv
      36903      522        263         102   Office National des Postes et
      36992      438       1229          32   ETISALAT MISR
      37492      324        192          74   Orange Tunisie
      29571      244         21          11   Cote d'Ivoire Telecom
      24835      234        146          12   Vodafone Data
       3741      221        837         183   Internet Solutions
      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     5599       4192          76   China Education and Research 
      10620     3400        540         156   Telmex Colombia S.A.
      22773     3245       2964         143   Cox Communications Inc.
       7545     3025        343         151   TPG Telecom Limited
       4766     2996      11134         987   Korea Telecom
      17974     2721        914          96   PT Telekomunikasi Indonesia
       3356     2583      10693         531   Level 3 Communications, Inc.
       6389     2509       3687          42   BellSouth.net Inc.
      39891     2473        129           7   SaudiNet, Saudi Telecom Compa
      20940     2232        886        1607   Akamai International B.V.
      
      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      3400        3244      Telmex Colombia S.A.
      22773      3245        3102      Cox Communications Inc.
       7545      3025        2874      TPG Telecom Limited
      17974      2721        2625      PT Telekomunikasi Indonesia
       6389      2509        2467      BellSouth.net Inc.
      39891      2473        2466      SaudiNet, Saudi Telecom Compa
       3356      2583        2052      Level 3 Communications, Inc.
       4766      2996        2009      Korea Telecom
      18566      2213        1936      MegaPath Corporation
       4755      2066        1835      TATA Communications formerly 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
       8655   UNALLOCATED  1.3.3.0/24            4134       No.31,Jin-rong Stree
      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         3356       Level 3 Communicatio
      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         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
      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
      100.64.254.0/24       9583     Sify Limited
      
      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
      37.46.8.0/23         13768     Peer 1 Network (USA) Inc.
      37.46.10.0/23        36351     SoftLayer Technologies Inc.
      37.46.14.0/24        36351     SoftLayer Technologies Inc.
      
      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       /9:11      /10:36      /11:98      /12:263     
      /13:506     /14:1009    /15:1763    /16:12924   /17:7365    /18:12572   
      /19:25693   /20:37644   /21:39814   /22:62856   /23:54554   /24:312786  
      /25:549     /26:566     /27:384     /28:16      /29:16      /30:9       
      /31:0       /32:21      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      22773     2437          3245      Cox Communications Inc.
      39891     2432          2473      SaudiNet, Saudi Telecom Compa
      18566     2115          2213      MegaPath Corporation
       6389     1553          2509      BellSouth.net Inc.
      30036     1465          1648      Mediacom Communications Corp
       6983     1346          1699      EarthLink, Inc.
      10620     1279          3400      Telmex Colombia S.A.
      34984     1206          1918      TELLCOM ILETISIM HIZMETLERI A
      11492     1132          1217      CABLE ONE, INC.
      31148      954          1035      Freenet Ltd.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1649      2:701       4:100       5:1991      6:25        8:1414   
        12:1805     13:27       14:1560     15:23       16:2        17:57     
        18:19       20:48       23:1317     24:1736     27:2142     31:1685   
        32:54       33:2        34:4        35:5        36:185      37:2274   
        38:1115     39:20       40:74       41:2926     42:364      43:1616   
        44:36       45:1526     46:2325     47:63       49:1038     50:815    
        52:33       54:93       55:8        56:8        57:44       58:1406   
        59:826      60:509      61:1765     62:1404     63:1906     64:4402   
        65:2200     66:4040     67:2126     68:1085     69:3269     70:1018   
        71:463      72:1991     74:2561     75:357      76:416      77:1393   
        78:1253     79:801      80:1344     81:1348     82:838      83:648    
        84:790      85:1482     86:459      87:1044     88:538      89:1930   
        90:168      91:5992     92:860      93:2286     94:2184     95:2249   
        96:474      97:352      98:910      99:47      100:80      101:849    
       103:8938    104:2185    105:73      106:363     107:1104    108:632    
       109:2105    110:1225    111:1533    112:866     113:1107    114:874    
       115:1496    116:1482    117:1185    118:1974    119:1495    120:502    
       121:1161    122:2253    123:1870    124:1562    125:1734    128:701    
       129:368     130:387     131:1260    132:593     133:165     134:439    
       135:119     136:345     137:312     138:1484    139:191     140:246    
       141:455     142:637     143:699     144:571     145:148     146:787    
       147:608     148:1286    149:440     150:621     151:810     152:568    
       153:266     154:471     155:909     156:434     157:444     158:342    
       159:1055    160:409     161:680     162:2213    163:494     164:705    
       165:1084    166:312     167:885     168:1311    169:548     170:1505   
       171:261     172:356     173:1551    174:720     175:752     176:1499   
       177:4008    178:2332    179:1050    180:2033    181:1622    182:1865   
       183:666     184:771     185:4976    186:3037    187:1876    188:2065   
       189:1694    190:7522    191:1212    192:8685    193:5711    194:4304   
       195:3690    196:2251    197:1214    198:5496    199:5551    200:6677   
       201:3508    202:9879    203:9287    204:4566    205:2744    206:3024   
       207:3009    208:4000    209:3971    210:3746    211:2008    212:2627   
       213:2178    214:830     215:72      216:5775    217:1881    218:741    
       219:544     220:1624    221:807     222:640     223:860    
      
      End of report