[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, 4 Jul 2015 04:12:50 +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 04 Jul, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              550249
          Prefixes after maximum aggregation (per Origin AS):          208674
          Deaggregation factor:                                          2.64
          Unique aggregates announced (without unneeded subnets):      268411
      Total ASes present in the Internet Routing Table:                 50789
          Prefixes per ASN:                                             10.83
      Origin-only ASes present in the Internet Routing Table:           36712
      Origin ASes announcing only one prefix:                           16251
      Transit ASes present in the Internet Routing Table:                6315
      Transit-only ASes present in the Internet Routing Table:            170
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      39
          Max AS path prepend of ASN ( 12486)                              32
      Prefixes from unregistered ASNs in the Routing Table:              1301
          Unregistered ASNs in the Routing Table:                         429
      Number of 32-bit ASNs allocated by the RIRs:                      10078
      Number of 32-bit ASNs visible in the Routing Table:                7762
      Prefixes from 32-bit ASNs in the Routing Table:                   28578
      Number of bogon 32-bit ASNs visible in the Routing Table:            13
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            430
      Number of addresses announced to Internet:                   2783922208
          Equivalent to 165 /8s, 239 /16s and 72 /24s
          Percentage of available address space announced:               75.2
          Percentage of allocated address space announced:               75.2
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               97.4
      Total number of prefixes smaller than registry allocations:      184108
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   136211
          Total APNIC prefixes after maximum aggregation:               39443
          APNIC Deaggregation factor:                                    3.45
      Prefixes being announced from the APNIC address blocks:          142945
          Unique aggregates announced from the APNIC address blocks:    57920
      APNIC Region origin ASes present in the Internet Routing Table:    5064
          APNIC Prefixes per ASN:                                       28.23
      APNIC Region origin ASes announcing only one prefix:               1207
      APNIC Region transit ASes present in the Internet Routing Table:    877
      Average APNIC Region AS path length visible:                        4.5
          Max APNIC Region AS path length visible:                         39
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1532
      Number of APNIC addresses announced to Internet:              751672000
          Equivalent to 44 /8s, 205 /16s and 154 /24s
          Percentage of available APNIC address space announced:         87.8
      
      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:                    179696
          Total ARIN prefixes after maximum aggregation:                88104
          ARIN Deaggregation factor:                                     2.04
      Prefixes being announced from the ARIN address blocks:           182248
          Unique aggregates announced from the ARIN address blocks:     84956
      ARIN Region origin ASes present in the Internet Routing Table:    16607
          ARIN Prefixes per ASN:                                        10.97
      ARIN Region origin ASes announcing only one prefix:                6122
      ARIN Region transit ASes present in the Internet Routing Table:    1741
      Average ARIN Region AS path length visible:                         3.8
          Max ARIN Region AS path length visible:                          23
      Number of ARIN region 32-bit ASNs visible in the Routing Table:     520
      Number of ARIN addresses announced to Internet:              1101810720
          Equivalent to 65 /8s, 172 /16s and 76 /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:                    133318
          Total RIPE prefixes after maximum aggregation:                66535
          RIPE Deaggregation factor:                                     2.00
      Prefixes being announced from the RIPE address blocks:           139867
          Unique aggregates announced from the RIPE address blocks:     86823
      RIPE Region origin ASes present in the Internet Routing Table:    17973
          RIPE Prefixes per ASN:                                         7.78
      RIPE Region origin ASes announcing only one prefix:                8120
      RIPE Region transit ASes present in the Internet Routing Table:    2958
      Average RIPE Region AS path length visible:                         5.0
          Max RIPE Region AS path length visible:                          35
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    3813
      Number of RIPE addresses announced to Internet:               696003072
          Equivalent to 41 /8s, 124 /16s and 42 /24s
          Percentage of available RIPE address space announced:         101.2
      
      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:                   60118
          Total LACNIC prefixes after maximum aggregation:              11475
          LACNIC Deaggregation factor:                                   5.24
      Prefixes being announced from the LACNIC address blocks:          70857
          Unique aggregates announced from the LACNIC address blocks:   33085
      LACNIC Region origin ASes present in the Internet Routing Table:   2446
          LACNIC Prefixes per ASN:                                      28.97
      LACNIC Region origin ASes announcing only one prefix:               610
      LACNIC Region transit ASes present in the Internet Routing Table:   508
      Average LACNIC Region AS path length visible:                       5.0
          Max LACNIC Region AS path length visible:                        25
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  1768
      Number of LACNIC addresses announced to Internet:             168186432
          Equivalent to 10 /8s, 6 /16s and 82 /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:                  12069
          Total AfriNIC prefixes after maximum aggregation:              3068
          AfriNIC Deaggregation factor:                                  3.93
      Prefixes being announced from the AfriNIC address blocks:         13902
          Unique aggregates announced from the AfriNIC address blocks:   5239
      AfriNIC Region origin ASes present in the Internet Routing Table:   734
          AfriNIC Prefixes per ASN:                                     18.94
      AfriNIC Region origin ASes announcing only one prefix:              192
      AfriNIC Region transit ASes present in the Internet Routing Table:  161
      Average AfriNIC Region AS path length visible:                      4.6
          Max AfriNIC Region AS path length visible:                       24
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  129
      Number of AfriNIC addresses announced to Internet:             65738496
          Equivalent to 3 /8s, 235 /16s and 23 /24s
          Percentage of available AfriNIC address space announced:       65.3
      
      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
       4766     2950      11304         937   Korea Telecom
      17974     2696        904          78   PT Telekomunikasi Indonesia
       7545     2619        336         130   TPG Telecom Limited
       4538     2068       4190          71   China Education and Research 
       4755     2025        423         222   TATA Communications formerly 
       9829     1765       1353         120   National Internet Backbone
       9808     1532       8717          28   Guangdong Mobile Communicatio
       9583     1514        119         573   Sify Limited
       4808     1460       2240         468   CNCGROUP IP network China169 
       9498     1361        336         109   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     3181       2960         141   Cox Communications Inc.
       6389     2758       3688          51   BellSouth.net Inc.
       3356     2575      10700         503   Level 3 Communications, Inc.
      18566     2059        380         198   MegaPath Corporation
      20115     1865       1840         407   Charter Communications
       6983     1751        850         244   EarthLink, Inc.
       4323     1608       1022         410   tw telecom holdings, inc.
      30036     1567        319         446   Mediacom Communications Corp
        701     1393      11371         676   MCI Communications Services, 
      22561     1382        415         257   CenturyTel Internet Holdings,
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-ARIN
      
      RIPE Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      39891     2472        128           6   SaudiNet, Saudi Telecom Compa
      34984     2164        305         366   TELLCOM ILETISIM HIZMETLERI A
      20940     2012        788        1457   Akamai International B.V.
       6849     1209        355          21   JSC "Ukrtelecom"
      13188     1048         97          75   TOV "Bank-Inform"
      31148     1048         45          23   Freenet Ltd.
       8402     1032        544          15   OJSC "Vimpelcom"
      12479      952        869          74   France Telecom Espana SA
       6830      912       2694         468   Liberty Global Operations B.V
       8551      887        376          53   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     3265        532         236   Telmex Colombia S.A.
      28573     2279       2170         113   NET Serviços de Comunicação S
       8151     1695       3253         475   Uninet S.A. de C.V.
       7303     1630       1007         238   Telecom Argentina S.A.
       6147     1387        372          43   Telefonica del Peru S.A.A.
       6503     1267        421          56   Axtel, S.A.B. de C.V.
      26615     1077       2325          35   Tim Celular S.A.
       7738      999       1882          41   Telemar Norte Leste S.A.
       3816      951        428         161   COLOMBIA TELECOMUNICACIONES S
      11830      892        364          15   Instituto Costarricense de El
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      24863      876        280          26   Link Egypt (Link.NET)
       8452      838        958          13   TE-AS
      36903      512        258          99   Office National des Postes et
      36992      423       1229          32   ETISALAT MISR
      37492      312        175          71   Orange Tunisie
      24835      307        146          12   Vodafone Data
       3741      250        857         208   Internet Solutions
      29571      238         21          13   Cote d'Ivoire Telecom
      36947      193        807          13   Telecom Algeria
      15706      174         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
      10620     3265        532         236   Telmex Colombia S.A.
      22773     3181       2960         141   Cox Communications Inc.
       4766     2950      11304         937   Korea Telecom
       6389     2758       3688          51   BellSouth.net Inc.
      17974     2696        904          78   PT Telekomunikasi Indonesia
       7545     2619        336         130   TPG Telecom Limited
       3356     2575      10700         503   Level 3 Communications, Inc.
      39891     2472        128           6   SaudiNet, Saudi Telecom Compa
      28573     2279       2170         113   NET Serviços de Comunicação S
      34984     2164        305         366   TELLCOM ILETISIM HIZMETLERI A
      
      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      3181        3040      Cox Communications Inc.
       6389      2758        2707      BellSouth.net Inc.
      17974      2696        2618      PT Telekomunikasi Indonesia
       7545      2619        2489      TPG Telecom Limited
      39891      2472        2466      SaudiNet, Saudi Telecom Compa
      28573      2279        2166      NET Serviços de Comunicação S
       3356      2575        2072      Level 3 Communications, Inc.
       4766      2950        2013      Korea Telecom
       4538      2068        1997      China Education and Research 
      18566      2059        1861      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         2828       XO Communications
      46467   UNALLOCATED  8.19.192.0/24        46887       Lightower Fiber Netw
      18985   UNALLOCATED  8.21.68.0/22          3356       Level 3 Communicatio
      46473   UNALLOCATED  8.27.122.0/24        12180       Internap Network Ser
      46473   UNALLOCATED  8.27.124.0/24        12180       Internap Network Ser
      27205   UNALLOCATED  8.38.16.0/21          6461       Abovenet Communicati
      15347   UNALLOCATED  8.224.147.0/24       12064       Cox Communications I
      33628   UNALLOCATED  12.0.239.0/24         1239       Sprint
      32805   UNALLOCATED  12.1.225.0/24         7018       AT&T Services, Inc.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      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<<
      41.73.2.0/24         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<<
      
      Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:17       /9:13      /10:36      /11:95      /12:263     
      /13:506     /14:1003    /15:1725    /16:12937   /17:7278    /18:12362   
      /19:25560   /20:35988   /21:38779   /22:60280   /23:52141   /24:298259  
      /25:1100    /26:1144    /27:715     /28:14      /29:12      /30:7       
      /31:0       /32:15      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      39891     2432          2472      SaudiNet, Saudi Telecom Compa
      22773     2381          3181      Cox Communications Inc.
      18566     2005          2059      MegaPath Corporation
       6389     1629          2758      BellSouth.net Inc.
      34984     1422          2164      TELLCOM ILETISIM HIZMETLERI A
       6983     1398          1751      EarthLink, Inc.
      30036     1387          1567      Mediacom Communications Corp
      10620     1149          3265      Telmex Colombia S.A.
      11492     1108          1191      CABLE ONE, INC.
      22561     1055          1382      CenturyTel Internet Holdings,
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1502      2:687       4:93        5:1866      6:25        8:1390   
        11:1        12:1820     13:14       14:1383     15:17       16:2      
        17:42       18:22       20:48       23:1251     24:1736     27:1987   
        31:1596     32:38       33:2        34:4        35:3        36:124    
        37:1960     38:1042     39:6        40:82       41:2700     42:297    
        43:1364     44:28       45:745      46:2298     47:44       49:908    
        50:802      52:12       54:77       55:4        56:6        57:42     
        58:1326     59:724      60:480      61:1747     62:1355     63:1914   
        64:4452     65:2270     66:4045     67:2074     68:1070     69:3252   
        70:1023     71:443      72:1971     74:2665     75:334      76:426    
        77:1272     78:1172     79:801      80:1361     81:1301     82:844    
        83:722      84:726      85:1374     86:439      87:1062     88:528    
        89:1898     90:144      91:5996     92:841      93:2269     94:2060   
        95:2199     96:428      97:347      98:1052     99:53      100:72     
       101:845     103:7755    104:1781    105:61      106:264     107:1003   
       108:630     109:2066    110:1145    111:1463    112:843     113:1109   
       114:843     115:1255    116:1402    117:1064    118:1858    119:1447   
       120:455     121:1106    122:2122    123:1841    124:1526    125:1622   
       128:645     129:390     130:407     131:1196    132:508     133:171    
       134:403     135:94      136:331     137:315     138:923     139:152    
       140:236     141:450     142:666     143:497     144:551     145:121    
       146:748     147:585     148:1214    149:420     150:557     151:648    
       152:519     153:248     154:463     155:871     156:434     157:420    
       158:352     159:1000    160:396     161:650     162:1947    163:438    
       164:689     165:691     166:306     167:833     168:1275    169:182    
       170:1468    171:245     172:274     173:1534    174:718     175:703    
       176:1396    177:3857    178:2157    179:957     180:1936    181:1582   
       182:1824    183:627     184:763     185:3789    186:2728    187:1768   
       188:2051    189:1574    190:7722    191:1002    192:8509    193:5620   
       194:4177    195:3696    196:1991    197:982     198:5534    199:5496   
       200:6604    201:3252    202:9515    203:9119    204:4705    205:2842   
       206:3059    207:2969    208:3982    209:3975    210:3575    211:1888   
       212:2568    213:2299    214:840     215:73      216:5756    217:1817   
       218:711     219:469     220:1457    221:791     222:490     223:773    
      
      
      End of report