[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, 11 Jul 2015 04:12:55 +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 11 Jul, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              551197
          Prefixes after maximum aggregation (per Origin AS):          208852
          Deaggregation factor:                                          2.64
          Unique aggregates announced (without unneeded subnets):      268761
      Total ASes present in the Internet Routing Table:                 50862
          Prefixes per ASN:                                             10.84
      Origin-only ASes present in the Internet Routing Table:           36703
      Origin ASes announcing only one prefix:                           16222
      Transit ASes present in the Internet Routing Table:                6328
      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:              1315
          Unregistered ASNs in the Routing Table:                         430
      Number of 32-bit ASNs allocated by the RIRs:                      10163
      Number of 32-bit ASNs visible in the Routing Table:                7831
      Prefixes from 32-bit ASNs in the Routing Table:                   28944
      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:            504
      Number of addresses announced to Internet:                   2766799648
          Equivalent to 164 /8s, 234 /16s and 3 /24s
          Percentage of available address space announced:               74.7
          Percentage of allocated address space announced:               74.7
          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:      184446
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   136179
          Total APNIC prefixes after maximum aggregation:               39528
          APNIC Deaggregation factor:                                    3.45
      Prefixes being announced from the APNIC address blocks:          143088
          Unique aggregates announced from the APNIC address blocks:    58021
      APNIC Region origin ASes present in the Internet Routing Table:    5059
          APNIC Prefixes per ASN:                                       28.28
      APNIC Region origin ASes announcing only one prefix:               1195
      APNIC Region transit ASes present in the Internet Routing Table:    875
      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:   1542
      Number of APNIC addresses announced to Internet:              750827456
          Equivalent to 44 /8s, 192 /16s and 183 /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:                    179662
          Total ARIN prefixes after maximum aggregation:                88217
          ARIN Deaggregation factor:                                     2.04
      Prefixes being announced from the ARIN address blocks:           182213
          Unique aggregates announced from the ARIN address blocks:     85011
      ARIN Region origin ASes present in the Internet Routing Table:    16616
          ARIN Prefixes per ASN:                                        10.97
      ARIN Region origin ASes announcing only one prefix:                6112
      ARIN Region transit ASes present in the Internet Routing Table:    1743
      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:     534
      Number of ARIN addresses announced to Internet:              1082901024
          Equivalent to 64 /8s, 139 /16s and 194 /24s
          Percentage of available ARIN address space announced:          57.3
      
      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:                    133748
          Total RIPE prefixes after maximum aggregation:                66563
          RIPE Deaggregation factor:                                     2.01
      Prefixes being announced from the RIPE address blocks:           140411
          Unique aggregates announced from the RIPE address blocks:     86940
      RIPE Region origin ASes present in the Internet Routing Table:    17974
          RIPE Prefixes per ASN:                                         7.81
      RIPE Region origin ASes announcing only one prefix:                8110
      RIPE Region transit ASes present in the Internet Routing Table:    2968
      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:    3843
      Number of RIPE addresses announced to Internet:               697952256
          Equivalent to 41 /8s, 153 /16s and 232 /24s
          Percentage of available RIPE address space announced:         101.5
      
      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:                   60282
          Total LACNIC prefixes after maximum aggregation:              11422
          LACNIC Deaggregation factor:                                   5.28
      Prefixes being announced from the LACNIC address blocks:          71030
          Unique aggregates announced from the LACNIC address blocks:   33156
      LACNIC Region origin ASes present in the Internet Routing Table:   2445
          LACNIC Prefixes per ASN:                                      29.05
      LACNIC Region origin ASes announcing only one prefix:               610
      LACNIC Region transit ASes present in the Internet Routing Table:   509
      Average LACNIC Region AS path length visible:                       5.0
          Max LACNIC Region AS path length visible:                        28
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  1782
      Number of LACNIC addresses announced to Internet:             168556608
          Equivalent to 10 /8s, 11 /16s and 248 /24s
          Percentage of available LACNIC address space announced:       100.5
      
      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:                  12121
          Total AfriNIC prefixes after maximum aggregation:              3073
          AfriNIC Deaggregation factor:                                  3.94
      Prefixes being announced from the AfriNIC address blocks:         13951
          Unique aggregates announced from the AfriNIC address blocks:   5235
      AfriNIC Region origin ASes present in the Internet Routing Table:   734
          AfriNIC Prefixes per ASN:                                     19.01
      AfriNIC Region origin ASes announcing only one prefix:              195
      AfriNIC Region transit ASes present in the Internet Routing Table:  162
      Average AfriNIC Region AS path length visible:                      4.7
          Max AfriNIC Region AS path length visible:                       24
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  130
      Number of AfriNIC addresses announced to Internet:             65769984
          Equivalent to 3 /8s, 235 /16s and 146 /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     2947      11304         938   Korea Telecom
      17974     2699        904          78   PT Telekomunikasi Indonesia
       7545     2634        339         135   TPG Telecom Limited
       4538     2022       4190          71   China Education and Research 
       4755     2016        423         221   TATA Communications formerly 
       9829     1801       1361         143   National Internet Backbone
       9808     1557       8717          28   Guangdong Mobile Communicatio
       9583     1515        119         573   Sify Limited
       4808     1462       2241         470   CNCGROUP IP network China169 
       9498     1359        335         107   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     3179       2957         136   Cox Communications Inc.
       6389     2758       3688          51   BellSouth.net Inc.
       3356     2579      10702         511   Level 3 Communications, Inc.
      18566     2059        380         198   MegaPath Corporation
      20115     1866       1838         406   Charter Communications
       6983     1751        850         244   EarthLink, Inc.
       4323     1609       1022         412   tw telecom holdings, inc.
      30036     1570        320         433   Mediacom Communications Corp
        701     1392      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     2206        305         366   TELLCOM ILETISIM HIZMETLERI A
      20940     2030        796        1472   Akamai International B.V.
       6849     1209        355          21   JSC "Ukrtelecom"
       8551     1104        376          52   Bezeq International-Ltd
       8402     1052        544          15   OJSC "Vimpelcom"
      31148     1051         46          24   Freenet Ltd.
      13188     1041         97          75   TOV "Bank-Inform"
      12479      958        933          77   France Telecom Espana SA
       6830      913       2694         469   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     3288        536         197   Telmex Colombia S.A.
      28573     2279       2170         113   NET Serviços de Comunicação S
       8151     1698       3271         477   Uninet S.A. de C.V.
       7303     1631       1008         238   Telecom Argentina S.A.
       6147     1386        374          30   Telefonica del Peru S.A.A.
       6503     1268        421          55   Axtel, S.A.B. de C.V.
      26615     1102       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      835        958          13   TE-AS
      36903      512        258          99   Office National des Postes et
      36992      439       1229          32   ETISALAT MISR
      37492      312        175          71   Orange Tunisie
      24835      307        146          12   Vodafone Data
       3741      250        857         208   Internet Solutions
      29571      249         21          13   Cote d'Ivoire Telecom
      36947      192        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     3288        536         197   Telmex Colombia S.A.
      22773     3179       2957         136   Cox Communications Inc.
       4766     2947      11304         938   Korea Telecom
       6389     2758       3688          51   BellSouth.net Inc.
      17974     2699        904          78   PT Telekomunikasi Indonesia
       7545     2634        339         135   TPG Telecom Limited
       3356     2579      10702         511   Level 3 Communications, Inc.
      39891     2472        128           6   SaudiNet, Saudi Telecom Compa
      28573     2279       2170         113   NET Serviços de Comunicação S
      34984     2206        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      3179        3043      Cox Communications Inc.
       6389      2758        2707      BellSouth.net Inc.
      17974      2699        2621      PT Telekomunikasi Indonesia
       7545      2634        2499      TPG Telecom Limited
      39891      2472        2466      SaudiNet, Saudi Telecom Compa
      28573      2279        2166      NET Serviços de Comunicação S
       3356      2579        2068      Level 3 Communications, Inc.
       4766      2947        2009      Korea Telecom
       4538      2022        1951      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        /8:16       /9:13      /10:36      /11:95      /12:260     
      /13:504     /14:1001    /15:1730    /16:12886   /17:7277    /18:12377   
      /19:25606   /20:36004   /21:38758   /22:60453   /23:52463   /24:298703  
      /25:1104    /26:1152    /27:709     /28:14      /29:12      /30:7       
      /31:0       /32:17      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      39891     2432          2472      SaudiNet, Saudi Telecom Compa
      22773     2382          3179      Cox Communications Inc.
      18566     2005          2059      MegaPath Corporation
       6389     1629          2758      BellSouth.net Inc.
      34984     1464          2206      TELLCOM ILETISIM HIZMETLERI A
       6983     1398          1751      EarthLink, Inc.
      30036     1392          1570      Mediacom Communications Corp
      10620     1158          3288      Telmex Colombia S.A.
      11492     1114          1198      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      2:686       4:93        5:1875      6:25        8:1382   
        11:1        12:1820     13:14       14:1382     15:17       16:2      
        17:45       18:22       20:48       23:1252     24:1760     27:1972   
        31:1612     32:38       33:2        34:4        35:3        36:143    
        37:1961     38:1034     39:5        40:72       41:2717     42:295    
        43:1367     44:28       45:779      46:2300     47:45       49:889    
        50:787      52:12       54:79       55:3        56:6        57:42     
        58:1331     59:723      60:481      61:1752     62:1361     63:1901   
        64:4428     65:2259     66:4032     67:2054     68:1075     69:3253   
        70:1022     71:444      72:1966     74:2640     75:340      76:399    
        77:1274     78:1193     79:809      80:1354     81:1311     82:846    
        83:728      84:783      85:1381     86:437      87:1064     88:533    
        89:1899     90:144      91:6011     92:837      93:2243     94:2077   
        95:2209     96:434      97:348      98:1053     99:53      100:72     
       101:845     103:7784    104:1868    105:63      106:264     107:1006   
       108:628     109:2067    110:1146    111:1447    112:837     113:1103   
       114:840     115:1253    116:1409    117:1065    118:1869    119:1452   
       120:454     121:1084    122:2123    123:1844    124:1522    125:1624   
       128:653     129:391     130:410     131:1197    132:513     133:171    
       134:405     135:94      136:334     137:315     138:959     139:152    
       140:237     141:449     142:668     143:502     144:546     145:123    
       146:744     147:583     148:1215    149:416     150:555     151:652    
       152:520     153:249     154:464     155:877     156:436     157:419    
       158:353     159:1002    160:398     161:656     162:1957    163:437    
       164:692     165:698     166:307     167:833     168:1275    169:183    
       170:1467    171:245     172:284     173:1544    174:720     175:687    
       176:1445    177:3811    178:2165    179:945     180:1935    181:1576   
       182:1830    183:628     184:761     185:3837    186:2805    187:1760   
       188:2059    189:1614    190:7704    191:1024    192:8473    193:5633   
       194:4214    195:3697    196:1992    197:986     198:5529    199:5486   
       200:6598    201:3250    202:9536    203:9129    204:4712    205:2848   
       206:3037    207:2970    208:3985    209:3937    210:3592    211:1897   
       212:2580    213:2300    214:851     215:73      216:5746    217:1818   
       218:714     219:467     220:1453    221:792     222:461     223:789    
      
      
      End of report