[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, 26 Sep 2015 04:12:59 +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 26 Sep, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              564139
          Prefixes after maximum aggregation (per Origin AS):          210496
          Deaggregation factor:                                          2.68
          Unique aggregates announced (without unneeded subnets):      274506
      Total ASes present in the Internet Routing Table:                 51538
          Prefixes per ASN:                                             10.95
      Origin-only ASes present in the Internet Routing Table:           36669
      Origin ASes announcing only one prefix:                           16099
      Transit ASes present in the Internet Routing Table:                6405
      Transit-only ASes present in the Internet Routing Table:            169
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      45
          Max AS path prepend of ASN ( 55644)                              41
      Prefixes from unregistered ASNs in the Routing Table:              1089
          Unregistered ASNs in the Routing Table:                         408
      Number of 32-bit ASNs allocated by the RIRs:                      11123
      Number of 32-bit ASNs visible in the Routing Table:                8464
      Prefixes from 32-bit ASNs in the Routing Table:                   32008
      Number of bogon 32-bit ASNs visible in the Routing Table:            11
      Special use prefixes present in the Routing Table:                    1
      Prefixes being announced from unallocated address space:            422
      Number of addresses announced to Internet:                   2810154432
          Equivalent to 167 /8s, 127 /16s and 141 /24s
          Percentage of available address space announced:               75.9
          Percentage of allocated address space announced:               75.9
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               97.6
      Total number of prefixes smaller than registry allocations:      186240
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   143190
          Total APNIC prefixes after maximum aggregation:               39689
          APNIC Deaggregation factor:                                    3.61
      Prefixes being announced from the APNIC address blocks:          150804
          Unique aggregates announced from the APNIC address blocks:    59977
      APNIC Region origin ASes present in the Internet Routing Table:    5090
          APNIC Prefixes per ASN:                                       29.63
      APNIC Region origin ASes announcing only one prefix:               1203
      APNIC Region transit ASes present in the Internet Routing Table:    888
      Average APNIC Region AS path length visible:                        4.5
          Max APNIC Region AS path length visible:                         36
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1625
      Number of APNIC addresses announced to Internet:              752840960
          Equivalent to 44 /8s, 223 /16s and 113 /24s
          Percentage of available APNIC address space announced:         88.0
      
      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:                    179852
          Total ARIN prefixes after maximum aggregation:                88238
          ARIN Deaggregation factor:                                     2.04
      Prefixes being announced from the ARIN address blocks:           182897
          Unique aggregates announced from the ARIN address blocks:     86351
      ARIN Region origin ASes present in the Internet Routing Table:    16576
          ARIN Prefixes per ASN:                                        11.03
      ARIN Region origin ASes announcing only one prefix:                6042
      ARIN Region transit ASes present in the Internet Routing Table:    1746
      Average ARIN Region AS path length visible:                         3.8
          Max ARIN Region AS path length visible:                          27
      Number of ARIN region 32-bit ASNs visible in the Routing Table:     697
      Number of ARIN addresses announced to Internet:              1118369984
          Equivalent to 66 /8s, 168 /16s and 248 /24s
          Percentage of available ARIN address space announced:          59.2
      
      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:                    135843
          Total RIPE prefixes after maximum aggregation:                67781
          RIPE Deaggregation factor:                                     2.00
      Prefixes being announced from the RIPE address blocks:           142937
          Unique aggregates announced from the RIPE address blocks:     88843
      RIPE Region origin ASes present in the Internet Routing Table:    18004
          RIPE Prefixes per ASN:                                         7.94
      RIPE Region origin ASes announcing only one prefix:                8048
      RIPE Region transit ASes present in the Internet Routing Table:    2991
      Average RIPE Region AS path length visible:                         4.9
          Max RIPE Region AS path length visible:                          32
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    4046
      Number of RIPE addresses announced to Internet:               699634944
          Equivalent to 41 /8s, 179 /16s and 149 /24s
          Percentage of available RIPE address space announced:         101.7
      
      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:                   60956
          Total LACNIC prefixes after maximum aggregation:              11662
          LACNIC Deaggregation factor:                                   5.23
      Prefixes being announced from the LACNIC address blocks:          72889
          Unique aggregates announced from the LACNIC address blocks:   33608
      LACNIC Region origin ASes present in the Internet Routing Table:   2470
          LACNIC Prefixes per ASN:                                      29.51
      LACNIC Region origin ASes announcing only one prefix:               610
      LACNIC Region transit ASes present in the Internet Routing Table:   536
      Average LACNIC Region AS path length visible:                       5.1
          Max LACNIC Region AS path length visible:                        28
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  1946
      Number of LACNIC addresses announced to Internet:             169251328
          Equivalent to 10 /8s, 22 /16s and 146 /24s
          Percentage of available LACNIC address space announced:       100.9
      
      LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                             61440-61951, 64099-64197, 262144-265628 + ERX transfers
      LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                             191/8, 200/8, 201/8,
      
      AfriNIC Region Analysis Summary
      -------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                  12177
          Total AfriNIC prefixes after maximum aggregation:              3084
          AfriNIC Deaggregation factor:                                  3.95
      Prefixes being announced from the AfriNIC address blocks:         14190
          Unique aggregates announced from the AfriNIC address blocks:   5364
      AfriNIC Region origin ASes present in the Internet Routing Table:   737
          AfriNIC Prefixes per ASN:                                     19.25
      AfriNIC Region origin ASes announcing only one prefix:              196
      AfriNIC Region transit ASes present in the Internet Routing Table:  167
      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:  150
      Number of AfriNIC addresses announced to Internet:             69448448
          Equivalent to 4 /8s, 35 /16s and 179 /24s
          Percentage of available AfriNIC address space announced:       69.0
      
      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     5590       4192          76   China Education and Research 
       4766     3012      11134         984   Korea Telecom
       7545     2799        339         134   TPG Telecom Limited
      17974     2710        908          90   PT Telekomunikasi Indonesia
       4755     2046        427         229   TATA Communications formerly 
       9829     1908       1383         226   National Internet Backbone
       9808     1613       8639          18   Guangdong Mobile Communicatio
       4812     1574       2099         113   China Telecom (Group)
       4808     1519       2255         477   CNCGROUP IP network China169 
       9583     1497        118         560   Sify Limited
      
      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     3192       2966         144   Cox Communications Inc.
       6389     2686       3688          44   BellSouth.net Inc.
       3356     2528      10708         499   Level 3 Communications, Inc.
      18566     2167        392         265   MegaPath Corporation
      20115     1887       1881         393   Charter Communications
       6983     1739        866         242   EarthLink, Inc.
      30036     1607        322         381   Mediacom Communications Corp
       4323     1587       1005         406   tw telecom holdings, inc.
        701     1400      11401         676   MCI Communications Services, 
      22561     1284        365         214   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        129           7   SaudiNet, Saudi Telecom Compa
      20940     2136        842        1544   Akamai International B.V.
      34984     2048        306         377   TELLCOM ILETISIM HIZMETLERI A
       8402     1075        544          15   OJSC "Vimpelcom"
      13188     1072         97          76   TOV "Bank-Inform"
       6849     1062        355          21   JSC "Ukrtelecom"
      31148     1053         46          24   Freenet Ltd.
      12479     1005        965          78   France Telecom Espana SA
       8551      982        376          52   Bezeq International-Ltd
       6830      912       2694         465   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     3382        540         133   Telmex Colombia S.A.
      28573     2185       2169         121   NET Serviços de Comunicação S
       8151     1847       3286         486   Uninet S.A. de C.V.
       7303     1566        936         249   Telecom Argentina S.A.
       6503     1397        429          56   Axtel, S.A.B. de C.V.
      26615     1081       2325          35   Tim Celular S.A.
       6147     1062        374          30   Telefonica del Peru S.A.A.
       7738      997       1882          41   Telemar Norte Leste S.A.
      11830      995        364          24   Instituto Costarricense de El
       3816      954        437         163   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      930       1470          14   TE-AS
      24863      805        281          37   Link Egypt (Link.NET)
      36903      512        258          99   Office National des Postes et
      36992      439       1229          32   ETISALAT MISR
      37492      315        191          72   Orange Tunisie
      24835      286        146          12   Vodafone Data
      29571      247         21          13   Cote d'Ivoire Telecom
       3741      223        853         186   Internet Solutions
      36947      185        807          13   Telecom Algeria
      12258      170         26          69   MWEB CONNECT (PROPRIETARY) LI
      
      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     5590       4192          76   China Education and Research 
      10620     3382        540         133   Telmex Colombia S.A.
      22773     3192       2966         144   Cox Communications Inc.
       4766     3012      11134         984   Korea Telecom
       7545     2799        339         134   TPG Telecom Limited
      17974     2710        908          90   PT Telekomunikasi Indonesia
       6389     2686       3688          44   BellSouth.net Inc.
       3356     2528      10708         499   Level 3 Communications, Inc.
      39891     2473        129           7   SaudiNet, Saudi Telecom Compa
      28573     2185       2169         121   NET Serviços de Comunicação S
      
      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      3382        3249      Telmex Colombia S.A.
      22773      3192        3048      Cox Communications Inc.
       7545      2799        2665      TPG Telecom Limited
       6389      2686        2642      BellSouth.net Inc.
      17974      2710        2620      PT Telekomunikasi Indonesia
      39891      2473        2466      SaudiNet, Saudi Telecom Compa
      28573      2185        2064      NET Serviços de Comunicação S
       3356      2528        2029      Level 3 Communications, Inc.
       4766      3012        2028      Korea Telecom
      18566      2167        1902      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
      47092   UNALLOCATED  8.8.204.0/24         16410       The Reynolds and Rey
      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
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Prefixes from private and non-routed address space (Global)
      -----------------------------------------------------------
      
      Prefix             Origin AS  Description
      100.100.1.0/24        9730     Bharti Telesonic Ltd
      
      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
      27.50.8.0/24         55548     >>UNKNOWN<<
      27.50.9.0/24         55548     >>UNKNOWN<<
      27.50.10.0/24        55548     >>UNKNOWN<<
      27.50.11.0/24        55548     >>UNKNOWN<<
      27.100.7.0/24        56096     >>UNKNOWN<<
      31.217.248.0/21      44902     COVAGE NETWORKS SASU
      
      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        /8:18       /9:13      /10:36      /11:95      /12:262     
      /13:501     /14:1006    /15:1743    /16:12909   /17:7401    /18:12590   
      /19:26300   /20:37378   /21:39531   /22:62006   /23:54193   /24:305834  
      /25:845     /26:927     /27:492     /28:15      /29:14      /30:9       
      /31:0       /32:21      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      39891     2432          2473      SaudiNet, Saudi Telecom Compa
      22773     2400          3192      Cox Communications Inc.
      18566     2075          2167      MegaPath Corporation
       6389     1607          2686      BellSouth.net Inc.
      30036     1426          1607      Mediacom Communications Corp
       6983     1387          1739      EarthLink, Inc.
      34984     1368          2048      TELLCOM ILETISIM HIZMETLERI A
      10620     1254          3382      Telmex Colombia S.A.
      11492     1131          1213      CABLE ONE, INC.
      22561      993          1284      CenturyTel Internet Holdings,
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1586      2:688       4:97        5:1890      6:25        8:1406   
        12:1806     13:13       14:1438     15:16       16:2        17:50     
        18:22       20:51       23:1264     24:1740     27:2079     31:1620   
        32:52       33:2        34:2        35:4        36:154      37:2038   
        38:1064     39:15       40:72       41:2789     42:341      43:1527   
        44:32       45:1275     46:2355     47:57       49:994      50:800    
        52:23       54:94       55:5        56:4        57:43       58:1422   
        59:778      60:499      61:1784     62:1421     63:1901     64:4397   
        65:2248     66:3991     67:2076     68:1074     69:3274     70:1035   
        71:454      72:1982     74:2547     75:361      76:395      77:1376   
        78:1207     79:812      80:1346     81:1358     82:878      83:714    
        84:766      85:1401     86:452      87:1025     88:535      89:1922   
        90:150      91:6015     92:846      93:2278     94:2129     95:2164   
        96:436      97:349      98:958      99:55      100:75      101:854    
       103:8362    104:1967    105:79      106:348     107:1048    108:628    
       109:2144    110:1211    111:1463    112:830     113:1119    114:866    
       115:1376    116:1511    117:1117    118:1954    119:1474    120:469    
       121:1154    122:2176    123:1843    124:1561    125:1726    128:702    
       129:368     130:430     131:1246    132:539     133:166     134:427    
       135:106     136:350     137:325     138:1329    139:171     140:248    
       141:438     142:657     143:543     144:575     145:127     146:769    
       147:595     148:1265    149:436     150:596     151:797     152:568    
       153:258     154:495     155:885     156:421     157:424     158:346    
       159:1061    160:426     161:670     162:2124    163:464     164:693    
       165:857     166:301     167:874     168:1232    169:196     170:1402   
       171:251     172:279     173:1525    174:712     175:716     176:1459   
       177:3933    178:2195    179:1005    180:1936    181:1557    182:1811   
       183:635     184:746     185:4347    186:2921    187:1880    188:2110   
       189:1685    190:7615    191:1169    192:8597    193:5667    194:4269   
       195:3672    196:1956    197:1094    198:5477    199:5518    200:6669   
       201:3290    202:9788    203:9216    204:4548    205:2741    206:3028   
       207:2980    208:4001    209:3892    210:3755    211:2042    212:2572   
       213:2211    214:848     215:72      216:5762    217:1800    218:802    
       219:533     220:1569    221:822     222:722     223:831    
      
      End of report