[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, 16 May 2015 04:12:06 +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 16 May, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              544597
          Prefixes after maximum aggregation (per Origin AS):          207309
          Deaggregation factor:                                          2.63
          Unique aggregates announced (without unneeded subnets):      265266
      Total ASes present in the Internet Routing Table:                 50345
          Prefixes per ASN:                                             10.82
      Origin-only ASes present in the Internet Routing Table:           36669
      Origin ASes announcing only one prefix:                           16315
      Transit ASes present in the Internet Routing Table:                6314
      Transit-only ASes present in the Internet Routing Table:            171
      Average AS path length visible in the Internet Routing Table:       4.4
          Max AS path length visible:                                      44
          Max AS path prepend of ASN ( 55944)                              41
      Prefixes from unregistered ASNs in the Routing Table:              1137
          Unregistered ASNs in the Routing Table:                         404
      Number of 32-bit ASNs allocated by the RIRs:                       9483
      Number of 32-bit ASNs visible in the Routing Table:                7362
      Prefixes from 32-bit ASNs in the Routing Table:                   26788
      Number of bogon 32-bit ASNs visible in the Routing Table:             8
      Special use prefixes present in the Routing Table:                    1
      Prefixes being announced from unallocated address space:            381
      Number of addresses announced to Internet:                   2756729056
          Equivalent to 164 /8s, 80 /16s and 88 /24s
          Percentage of available address space announced:               74.5
          Percentage of allocated address space announced:               74.5
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               97.3
      Total number of prefixes smaller than registry allocations:      183001
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   134278
          Total APNIC prefixes after maximum aggregation:               39134
          APNIC Deaggregation factor:                                    3.43
      Prefixes being announced from the APNIC address blocks:          140442
          Unique aggregates announced from the APNIC address blocks:    57068
      APNIC Region origin ASes present in the Internet Routing Table:    5046
          APNIC Prefixes per ASN:                                       27.83
      APNIC Region origin ASes announcing only one prefix:               1213
      APNIC Region transit ASes present in the Internet Routing Table:    881
      Average APNIC Region AS path length visible:                        4.4
          Max APNIC Region AS path length visible:                         44
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1436
      Number of APNIC addresses announced to Internet:              748187328
          Equivalent to 44 /8s, 152 /16s and 110 /24s
          Percentage of available APNIC address space announced:         87.4
      
      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:                    178798
          Total ARIN prefixes after maximum aggregation:                87957
          ARIN Deaggregation factor:                                     2.03
      Prefixes being announced from the ARIN address blocks:           181364
          Unique aggregates announced from the ARIN address blocks:     84503
      ARIN Region origin ASes present in the Internet Routing Table:    16600
          ARIN Prefixes per ASN:                                        10.93
      ARIN Region origin ASes announcing only one prefix:                6118
      ARIN Region transit ASes present in the Internet Routing Table:    1726
      Average ARIN Region AS path length visible:                         3.8
          Max ARIN Region AS path length visible:                          24
      Number of ARIN region 32-bit ASNs visible in the Routing Table:     441
      Number of ARIN addresses announced to Internet:              1080161056
          Equivalent to 64 /8s, 97 /16s and 243 /24s
          Percentage of available ARIN address space announced:          57.1
      
      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:                    132181
          Total RIPE prefixes after maximum aggregation:                65857
          RIPE Deaggregation factor:                                     2.01
      Prefixes being announced from the RIPE address blocks:           138555
          Unique aggregates announced from the RIPE address blocks:     85570
      RIPE Region origin ASes present in the Internet Routing Table:    17964
          RIPE Prefixes per ASN:                                         7.71
      RIPE Region origin ASes announcing only one prefix:                8157
      RIPE Region transit ASes present in the Internet Routing Table:    2964
      Average RIPE Region AS path length visible:                         4.9
          Max RIPE Region AS path length visible:                          34
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    3695
      Number of RIPE addresses announced to Internet:               694796544
          Equivalent to 41 /8s, 105 /16s and 193 /24s
          Percentage of available RIPE address space announced:         101.0
      
      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, 196608-202239
      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:                   59651
          Total LACNIC prefixes after maximum aggregation:              11273
          LACNIC Deaggregation factor:                                   5.29
      Prefixes being announced from the LACNIC address blocks:          69921
          Unique aggregates announced from the LACNIC address blocks:   32620
      LACNIC Region origin ASes present in the Internet Routing Table:   2438
          LACNIC Prefixes per ASN:                                      28.68
      LACNIC Region origin ASes announcing only one prefix:               628
      LACNIC Region transit ASes present in the Internet Routing Table:   500
      Average LACNIC Region AS path length visible:                       4.9
          Max LACNIC Region AS path length visible:                        25
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  1677
      Number of LACNIC addresses announced to Internet:             168058368
          Equivalent to 10 /8s, 4 /16s and 94 /24s
          Percentage of available LACNIC address space announced:       100.2
      
      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:                  12727
          Total AfriNIC prefixes after maximum aggregation:              3044
          AfriNIC Deaggregation factor:                                  4.18
      Prefixes being announced from the AfriNIC address blocks:         13934
          Unique aggregates announced from the AfriNIC address blocks:   5177
      AfriNIC Region origin ASes present in the Internet Routing Table:   734
          AfriNIC Prefixes per ASN:                                     18.98
      AfriNIC Region origin ASes announcing only one prefix:              199
      AfriNIC Region transit ASes present in the Internet Routing Table:  162
      Average AfriNIC Region AS path length visible:                      4.5
          Max AfriNIC Region AS path length visible:                       24
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  113
      Number of AfriNIC addresses announced to Internet:             65147392
          Equivalent to 3 /8s, 226 /16s and 18 /24s
          Percentage of available AfriNIC address space announced:       64.7
      
      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     2928      11557         913   Korea Telecom
      17974     2770        904          81   PT Telekomunikasi Indonesia
       7545     2588        336         130   TPG Telecom Limited
       4755     2019        423         218   TATA Communications formerly 
       4538     1935       4190          72   China Education and Research 
       9829     1656       1326          39   National Internet Backbone
       9808     1574       8717          28   Guangdong Mobile Communicatio
       4808     1427       2241         453   CNCGROUP IP network China169 
       9583     1417        118         578   Sify Limited
       9498     1337        335         100   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     3031       2955         140   Cox Communications Inc.
       6389     2798       3688          51   BellSouth.net Inc.
       3356     2568      10686         493   Level 3 Communications, Inc.
      18566     2042        379         185   MegaPath Corporation
      20115     1880       1850         430   Charter Communications
       6983     1750        866         246   EarthLink, Inc.
       4323     1610       1022         410   tw telecom holdings, inc.
      30036     1536        314         486   Mediacom Communications Corp
        701     1391      11290         680   MCI Communications Services, 
      22561     1358        413         248   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        132           7   SaudiNet, Saudi Telecom Compa
      34984     1987        304         353   TELLCOM ILETISIM HIZMETLERI A
      20940     1859        726        1364   Akamai International B.V.
       6849     1213        356          24   JSC "Ukrtelecom"
       8402     1051        544          15   OJSC "Vimpelcom"
      31148     1047         45          27   Freenet Ltd.
      13188     1040         97          70   TOV "Bank-Inform"
      12479      927        867          76   France Telecom Espana SA
       6830      907       2693         466   Liberty Global Operations B.V
       8551      885        373          48   Bezeq International-Ltd
      
      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     3222        526         191   Telmex Colombia S.A.
      28573     2302       2169         117   NET Serviços de Comunicação S
       7303     1662       1045         243   Telecom Argentina S.A.
       6147     1632        374          30   Telefonica del Peru S.A.A.
       8151     1629       3235         465   Uninet S.A. de C.V.
       6503     1250        421          54   Axtel, S.A.B. de C.V.
      26615     1052       2325          35   Tim Celular S.A.
       7738      999       1882          41   Telemar Norte Leste S.A.
       3816      921        422         155   COLOMBIA TELECOMUNICACIONES S
      18881      869       1036          22   Global Village Telecom
      
      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     1632        958          13   TE-AS
      24863      900        280          26   Link Egypt (Link.NET)
      36903      504        254          98   Office National des Postes et
      36992      419       1229          32   ETISALAT MISR
      37492      303        171          72   Orange Tunisie
      24835      301        146          13   Vodafone Data
       3741      250        857         208   Internet Solutions
      29571      241         21          12   Cote d'Ivoire Telecom
      36947      202        807          13   Telecom Algeria
      37054      200         19           6   Data Telecom Service
      
      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     3222        526         191   Telmex Colombia S.A.
      22773     3031       2955         140   Cox Communications Inc.
       4766     2928      11557         913   Korea Telecom
       6389     2798       3688          51   BellSouth.net Inc.
      17974     2770        904          81   PT Telekomunikasi Indonesia
       7545     2588        336         130   TPG Telecom Limited
       3356     2568      10686         493   Level 3 Communications, Inc.
      39891     2473        132           7   SaudiNet, Saudi Telecom Compa
      28573     2302       2169         117   NET Serviços de Comunicação S
      18566     2042        379         185   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      3031        2891      Cox Communications Inc.
       6389      2798        2747      BellSouth.net Inc.
      17974      2770        2689      PT Telekomunikasi Indonesia
      39891      2473        2466      SaudiNet, Saudi Telecom Compa
       7545      2588        2458      TPG Telecom Limited
      28573      2302        2185      NET Serviços de Comunicação S
       3356      2568        2075      Level 3 Communications, Inc.
       4766      2928        2015      Korea Telecom
       4538      1935        1863      China Education and Research 
      18566      2042        1857      MegaPath Corporation
      
      Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      30662   UNALLOCATED  8.2.129.0/24          3356       Level 3 Communicatio
      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        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
      32805   UNALLOCATED  12.1.225.0/24         7018       AT&T Services, Inc.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Prefixes from private and non-routed address space (Global)
      -----------------------------------------------------------
      
      Prefix             Origin AS  Description
      100.100.100.0/24     48159     Telecommunication Infrastruct
      
      Complete listing at http://thyme.rand.apnic.net/current/data-dsua
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      5.100.241.0/24       23456     32bit Transition AS
      23.226.112.0/20      62788     >>UNKNOWN<<
      27.100.7.0/24        56096     >>UNKNOWN<<
      31.217.248.0/21      44902     COVAGE NETWORKS SASU
      41.73.1.0/24         37004     >>UNKNOWN<<
      41.73.10.0/24        37004     >>UNKNOWN<<
      41.73.11.0/24        37004     >>UNKNOWN<<
      41.73.12.0/24        37004     >>UNKNOWN<<
      41.73.13.0/24        37004     >>UNKNOWN<<
      41.73.15.0/24        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       /9:12      /10:34      /11:94      /12:264     
      /13:504     /14:1005    /15:1714    /16:12936   /17:7221    /18:12313   
      /19:25437   /20:35970   /21:38561   /22:59301   /23:51903   /24:294315  
      /25:1100    /26:1132    /27:718     /28:14      /29:12      /30:7       
      /31:0       /32:13      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      39891     2432          2473      SaudiNet, Saudi Telecom Compa
      22773     2243          3031      Cox Communications Inc.
      18566     1996          2042      MegaPath Corporation
       6389     1641          2798      BellSouth.net Inc.
       6983     1396          1750      EarthLink, Inc.
      30036     1374          1536      Mediacom Communications Corp
      34984     1305          1987      TELLCOM ILETISIM HIZMETLERI A
       6147     1183          1632      Telefonica del Peru S.A.A.
      10620     1135          3222      Telmex Colombia S.A.
      11492     1109          1185      CABLE ONE, INC.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1478      2:680       4:93        5:1798      6:24        8:1418   
        11:1        12:1822     13:10       14:1324     15:17       16:2      
        17:43       18:22       20:48       23:1225     24:1696     27:1867   
        31:1589     32:38       33:2        34:4        35:3        36:117    
        37:1908     38:1018     39:6        40:251      41:3007     42:284    
        43:1274     44:26       45:572      46:2191     47:40       49:855    
        50:805      52:12       54:73       55:7        56:8        57:39     
        58:1286     59:714      60:475      61:1752     62:1326     63:1915   
        64:4409     65:2250     66:4070     67:2066     68:1055     69:3265   
        70:980      71:448      72:1961     74:2655     75:337      76:422    
        77:1452     78:1186     79:803      80:1335     81:1338     82:812    
        83:696      84:717      85:1372     86:393      87:1044     88:514    
        89:1831     90:151      91:5977     92:837      93:2220     94:2016   
        95:2134     96:428      97:354      98:1053     99:49      100:70     
       101:830     103:7392    104:1778    105:63      106:244     107:953    
       108:627     109:2044    110:1102    111:1487    112:800     113:1077   
       114:821     115:1281    116:1359    117:1057    118:1804    119:1452   
       120:448     121:1080    122:2138    123:1809    124:1511    125:1583   
       128:647     129:386     130:396     131:1182    132:490     133:174    
       134:414     135:107     136:325     137:309     138:717     139:147    
       140:236     141:444     142:671     143:504     144:569     145:115    
       146:702     147:585     148:1131    149:402     150:562     151:597    
       152:494     153:243     154:487     155:859     156:406     157:463    
       158:319     159:1005    160:379     161:659     162:1927    163:423    
       164:669     165:691     166:307     167:828     168:1294    169:169    
       170:1462    171:245     172:45      173:1518    174:710     175:689    
       176:1308    177:3766    178:2161    179:960     180:1963    181:1689   
       182:1769    183:616     184:740     185:3481    186:2654    187:1739   
       188:2040    189:1575    190:7707    191:974     192:8332    193:5601   
       194:4136    195:3641    196:1641    197:1030    198:5536    199:5544   
       200:6661    201:3092    202:9437    203:9130    204:4668    205:2829   
       206:3086    207:2951    208:3966    209:3963    210:3526    211:1849   
       212:2526    213:2337    214:869     215:72      216:5662    217:1821   
       218:697     219:463     220:1452    221:785     222:476     223:686    
      
      
      End of report