[pacnog] Weekly Routing Table Report

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  • Subject: [pacnog] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 4 Apr 2015 04:14:57 +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 Apr, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              539115
          Prefixes after maximum aggregation (per Origin AS):          205855
          Deaggregation factor:                                          2.62
          Unique aggregates announced (without unneeded subnets):      262872
      Total ASes present in the Internet Routing Table:                 49858
          Prefixes per ASN:                                             10.81
      Origin-only ASes present in the Internet Routing Table:           36536
      Origin ASes announcing only one prefix:                           16266
      Transit ASes present in the Internet Routing Table:                6290
      Transit-only ASes present in the Internet Routing Table:            173
      Average AS path length visible in the Internet Routing Table:       4.4
          Max AS path length visible:                                      59
          Max AS path prepend of ASN ( 55644)                              56
      Prefixes from unregistered ASNs in the Routing Table:              1130
          Unregistered ASNs in the Routing Table:                         410
      Number of 32-bit ASNs allocated by the RIRs:                       9061
      Number of 32-bit ASNs visible in the Routing Table:                7032
      Prefixes from 32-bit ASNs in the Routing Table:                   25439
      Number of bogon 32-bit ASNs visible in the Routing Table:             4
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            372
      Number of addresses announced to Internet:                   2740392868
          Equivalent to 163 /8s, 87 /16s and 19 /24s
          Percentage of available address space announced:               74.0
          Percentage of allocated address space announced:               74.0
          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:      181677
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   133140
          Total APNIC prefixes after maximum aggregation:               38684
          APNIC Deaggregation factor:                                    3.44
      Prefixes being announced from the APNIC address blocks:          138839
          Unique aggregates announced from the APNIC address blocks:    56616
      APNIC Region origin ASes present in the Internet Routing Table:    5036
          APNIC Prefixes per ASN:                                       27.57
      APNIC Region origin ASes announcing only one prefix:               1214
      APNIC Region transit ASes present in the Internet Routing Table:    872
      Average APNIC Region AS path length visible:                        4.4
          Max APNIC Region AS path length visible:                         59
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1365
      Number of APNIC addresses announced to Internet:              747782656
          Equivalent to 44 /8s, 146 /16s and 66 /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:                    177915
          Total ARIN prefixes after maximum aggregation:                87703
          ARIN Deaggregation factor:                                     2.03
      Prefixes being announced from the ARIN address blocks:           180188
          Unique aggregates announced from the ARIN address blocks:     84227
      ARIN Region origin ASes present in the Internet Routing Table:    16510
          ARIN Prefixes per ASN:                                        10.91
      ARIN Region origin ASes announcing only one prefix:                6072
      ARIN Region transit ASes present in the Internet Routing Table:    1716
      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:     386
      Number of ARIN addresses announced to Internet:              1064986400
          Equivalent to 63 /8s, 122 /16s and 103 /24s
          Percentage of available ARIN address space announced:          56.3
      
      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, 393216-394239
      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:                    130559
          Total RIPE prefixes after maximum aggregation:                65255
          RIPE Deaggregation factor:                                     2.00
      Prefixes being announced from the RIPE address blocks:           136997
          Unique aggregates announced from the RIPE address blocks:     84491
      RIPE Region origin ASes present in the Internet Routing Table:    17929
          RIPE Prefixes per ASN:                                         7.64
      RIPE Region origin ASes announcing only one prefix:                8164
      RIPE Region transit ASes present in the Internet Routing Table:    2969
      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:    3568
      Number of RIPE addresses announced to Internet:               694387588
          Equivalent to 41 /8s, 99 /16s and 131 /24s
          Percentage of available RIPE address space announced:         100.9
      
      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:                   59226
          Total LACNIC prefixes after maximum aggregation:              11187
          LACNIC Deaggregation factor:                                   5.29
      Prefixes being announced from the LACNIC address blocks:          68995
          Unique aggregates announced from the LACNIC address blocks:   32144
      LACNIC Region origin ASes present in the Internet Routing Table:   2423
          LACNIC Prefixes per ASN:                                      28.48
      LACNIC Region origin ASes announcing only one prefix:               623
      LACNIC Region transit ASes present in the Internet Routing Table:   495
      Average LACNIC Region AS path length visible:                       4.9
          Max LACNIC Region AS path length visible:                        22
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  1609
      Number of LACNIC addresses announced to Internet:             168041728
          Equivalent to 10 /8s, 4 /16s and 29 /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:                  12673
          Total AfriNIC prefixes after maximum aggregation:              2982
          AfriNIC Deaggregation factor:                                  4.25
      Prefixes being announced from the AfriNIC address blocks:         13724
          Unique aggregates announced from the AfriNIC address blocks:   5057
      AfriNIC Region origin ASes present in the Internet Routing Table:   725
          AfriNIC Prefixes per ASN:                                     18.93
      AfriNIC Region origin ASes announcing only one prefix:              193
      AfriNIC Region transit ASes present in the Internet Routing Table:  159
      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:  104
      Number of AfriNIC addresses announced to Internet:             64489472
          Equivalent to 3 /8s, 216 /16s and 8 /24s
          Percentage of available AfriNIC address space announced:       64.1
      
      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     2877      11556         919   Korea Telecom
      17974     2794        904          78   PT Telekomunikasi Indonesia
       7545     2546        336         128   TPG Telecom Limited
       4755     2003        422         212   TATA Communications formerly 
       4538     1760       4190          71   China Education and Research 
       9829     1678       1324          47   National Internet Backbone
       9808     1555       8717          28   Guangdong Mobile Communicatio
       4808     1452       2259         447   CNCGROUP IP network China169 
       9583     1405        116         574   Sify Limited
       9498     1313        334          94   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     3018       2956         142   Cox Communications Inc.
       6389     2880       3688          51   BellSouth.net Inc.
       3356     2541      10683         475   Level 3 Communications, Inc.
      18566     2041        379         183   MegaPath Corporation
      20115     1851       1832         431   Charter Communications
       6983     1752        866         245   EarthLink, Inc.
       4323     1618       1020         407   tw telecom holdings, inc.
      30036     1508        308         527   Mediacom Communications Corp
        701     1391      11270         677   MCI Communications Services, 
      22561     1338        412         242   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     1980        303         357   TELLCOM ILETISIM HIZMETLERI A
      20940     1689        648        1248   Akamai International B.V.
       8402     1214        544          15   OJSC "Vimpelcom"
       6849     1212        356          24   JSC "Ukrtelecom"
      31148     1046         45          21   Freenet Ltd.
      13188     1024         96          72   TOV "Bank-Inform"
      12479      898        801          79   France Telecom Espana SA
       8551      885        373          48   Bezeq International-Ltd
       6830      852       2341         452   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     3156        514         222   Telmex Colombia S.A.
      28573     2358       2173         118   NET Serviços de Comunicação S
       7303     1704       1102         241   Telecom Argentina S.A.
       6147     1596        374          30   Telefonica del Peru S.A.A.
       8151     1559       3159         449   Uninet S.A. de C.V.
       6503     1209        421          57   Axtel, S.A.B. de C.V.
       7738      999       1882          41   Telemar Norte Leste S.A.
      26615      963       2325          35   Tim Celular S.A.
       3816      922        418         154   COLOMBIA TELECOMUNICACIONES S
      18881      867       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     1694        958          13   TE-AS
      24863      962        284          27   Link Egypt (Link.NET)
      36903      479        241          90   Office National des Postes et
      36992      417       1229          32   ETISALAT MISR
      37492      318        159          71   Orange Tunisie
      24835      300        144           9   Vodafone Data
       3741      249        857         208   Internet Solutions
      29571      232         21          13   Cote d'Ivoire Telecom
      36947      192        807          13   Telecom Algeria
      15706      172         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     3156        514         222   Telmex Colombia S.A.
      22773     3018       2956         142   Cox Communications Inc.
       6389     2880       3688          51   BellSouth.net Inc.
       4766     2877      11556         919   Korea Telecom
      17974     2794        904          78   PT Telekomunikasi Indonesia
       7545     2546        336         128   TPG Telecom Limited
       3356     2541      10683         475   Level 3 Communications, Inc.
      39891     2472        128           6   SaudiNet, Saudi Telecom Compa
      28573     2358       2173         118   NET Serviços de Comunicação S
      18566     2041        379         183   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      3018        2876      Cox Communications Inc.
       6389      2880        2829      BellSouth.net Inc.
      17974      2794        2716      PT Telekomunikasi Indonesia
      39891      2472        2466      SaudiNet, Saudi Telecom Compa
       7545      2546        2418      TPG Telecom Limited
      28573      2358        2240      NET Serviços de Comunicação S
       3356      2541        2066      Level 3 Communications, Inc.
       4766      2877        1958      Korea Telecom
      18566      2041        1858      MegaPath Corporation
       4755      2003        1791      TATA Communications formerly 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      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
      
      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        /8:16       /9:12      /10:34      /11:93      /12:264     
      /13:510     /14:1001    /15:1717    /16:12950   /17:7205    /18:12232   
      /19:25319   /20:35828   /21:38593   /22:58523   /23:51163   /24:290671  
      /25:1111    /26:1167    /27:660     /28:14      /29:11      /30:8       
      /31:0       /32:13      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      39891     2432          2472      SaudiNet, Saudi Telecom Compa
      22773     2230          3018      Cox Communications Inc.
      18566     1996          2041      MegaPath Corporation
       6389     1670          2880      BellSouth.net Inc.
       6983     1399          1752      EarthLink, Inc.
      30036     1355          1508      Mediacom Communications Corp
      34984     1285          1980      TELLCOM ILETISIM HIZMETLERI A
       6147     1144          1596      Telefonica del Peru S.A.A.
      10620     1116          3156      Telmex Colombia S.A.
      11492     1109          1172      CABLE ONE, INC.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1544      2:666       4:93        5:1751      6:21        8:1415   
        12:1819     13:9        14:1315     15:17       16:2        17:44     
        18:21       20:49       23:1192     24:1695     27:1854     31:1513   
        32:39       33:2        34:5        35:3        36:117      37:1893   
        38:1012     39:11       40:246      41:2929     42:265      43:1238   
        44:26       45:342      46:2122     47:37       49:883      50:796    
        52:12       54:72       55:4        56:8        57:37       58:1222   
        59:681      60:468      61:1759     62:1336     63:1908     64:4448   
        65:2257     66:4120     67:2054     68:1077     69:3270     70:959    
        71:441      72:1959     74:2647     75:322      76:407      77:1489   
        78:1223     79:798      80:1317     81:1351     82:819      83:685    
        84:679      85:1369     86:381      87:1074     88:511      89:1807   
        90:153      91:5984     92:824      93:2174     94:1964     95:2068   
        96:428      97:348      98:1067     99:47      100:68      101:815    
       103:7079    104:1481    105:61      106:224     107:913     108:616    
       109:2019    110:1078    111:1485    112:770     113:1051    114:834    
       115:1249    116:1366    117:1024    118:1707    119:1436    120:450    
       121:1037    122:2183    123:1728    124:1505    125:1578    128:567    
       129:377     130:390     131:1183    132:481     133:172     134:415    
       135:109     136:300     137:313     138:576     139:164     140:239    
       141:421     142:669     143:487     144:569     145:108     146:712    
       147:580     148:1104    149:464     150:562     151:605     152:491    
       153:240     154:339     155:738     156:406     157:334     158:319    
       159:969     160:373     161:639     162:1959    163:422     164:663    
       165:686     166:289     167:803     168:1277    169:161     170:1466   
       171:240     172:41      173:1548    174:701     175:662     176:1406   
       177:3797    178:2062    179:879     180:1926    181:1599    182:1748   
       183:620     184:744     185:3193    186:2622    187:1783    188:2018   
       189:1584    190:7696    191:909     192:8204    193:5591    194:4107   
       195:3661    196:1705    197:1076    198:5512    199:5528    200:6575   
       201:3045    202:9447    203:9108    204:4694    205:2830    206:3083   
       207:3003    208:3943    209:3966    210:3525    211:1856    212:2451   
       213:2279    214:854     215:70      216:5581    217:1798    218:676    
       219:453     220:1436    221:790     222:464     223:670    
      
      End of report