[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, 28 Mar 2015 04:13:01 +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 28 Mar, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              539583
          Prefixes after maximum aggregation (per Origin AS):          205817
          Deaggregation factor:                                          2.62
          Unique aggregates announced (without unneeded subnets):      262661
      Total ASes present in the Internet Routing Table:                 49834
          Prefixes per ASN:                                             10.83
      Origin-only ASes present in the Internet Routing Table:           36546
      Origin ASes announcing only one prefix:                           16280
      Transit ASes present in the Internet Routing Table:                6292
      Transit-only ASes present in the Internet Routing Table:            172
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      59
          Max AS path prepend of ASN ( 55644)                              56
      Prefixes from unregistered ASNs in the Routing Table:              1158
          Unregistered ASNs in the Routing Table:                         415
      Number of 32-bit ASNs allocated by the RIRs:                       9001
      Number of 32-bit ASNs visible in the Routing Table:                6996
      Prefixes from 32-bit ASNs in the Routing Table:                   25268
      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:            361
      Number of addresses announced to Internet:                   2737519268
          Equivalent to 163 /8s, 43 /16s and 58 /24s
          Percentage of available address space announced:               73.9
          Percentage of allocated address space announced:               73.9
          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:      182122
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   132907
          Total APNIC prefixes after maximum aggregation:               38646
          APNIC Deaggregation factor:                                    3.44
      Prefixes being announced from the APNIC address blocks:          138626
          Unique aggregates announced from the APNIC address blocks:    56513
      APNIC Region origin ASes present in the Internet Routing Table:    5030
          APNIC Prefixes per ASN:                                       27.56
      APNIC Region origin ASes announcing only one prefix:               1211
      APNIC Region transit ASes present in the Internet Routing Table:    882
      Average APNIC Region AS path length visible:                        4.5
          Max APNIC Region AS path length visible:                         59
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1362
      Number of APNIC addresses announced to Internet:              747670784
          Equivalent to 44 /8s, 144 /16s and 141 /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:                    178044
          Total ARIN prefixes after maximum aggregation:                87849
          ARIN Deaggregation factor:                                     2.03
      Prefixes being announced from the ARIN address blocks:           180012
          Unique aggregates announced from the ARIN address blocks:     84168
      ARIN Region origin ASes present in the Internet Routing Table:    16527
          ARIN Prefixes per ASN:                                        10.89
      ARIN Region origin ASes announcing only one prefix:                6081
      ARIN Region transit ASes present in the Internet Routing Table:    1707
      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:     381
      Number of ARIN addresses announced to Internet:              1062623008
          Equivalent to 63 /8s, 86 /16s and 87 /24s
          Percentage of available ARIN address space announced:          56.2
      
      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, 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:                    130363
          Total RIPE prefixes after maximum aggregation:                65087
          RIPE Deaggregation factor:                                     2.00
      Prefixes being announced from the RIPE address blocks:           136856
          Unique aggregates announced from the RIPE address blocks:     84369
      RIPE Region origin ASes present in the Internet Routing Table:    17922
          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:    2965
      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:    3554
      Number of RIPE addresses announced to Internet:               694483588
          Equivalent to 41 /8s, 100 /16s and 250 /24s
          Percentage of available RIPE address space announced:         101.0
      
      RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
      (pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                             6656-6911, 8192-9215, 12288-13311, 15360-16383
                             20480-21503, 24576-25599, 28672-29695
                             30720-31743, 33792-35839, 38912-39935
                             40960-45055, 47104-52223, 56320-58367
                             59392-61439, 61952-62463, 196608-202239
      RIPE Address Blocks      2/8,   5/8,  25/8,  31/8,  37/8,  46/8,  51/8,
                              62/8,  77/8,  78/8,  79/8,  80/8,  81/8,  82/8,
                              83/8,  84/8,  85/8,  86/8,  87/8,  88/8,  89/8,
                              90/8,  91/8,  92/8,  93/8,  94/8,  95/8, 109/8,
                             141/8, 145/8, 151/8, 176/8, 178/8, 185/8, 188/8,
                             193/8, 194/8, 195/8, 212/8, 213/8, 217/8,
      
      LACNIC Region Analysis Summary
      ------------------------------
      
      Prefixes being announced by LACNIC Region ASes:                   60045
          Total LACNIC prefixes after maximum aggregation:              11190
          LACNIC Deaggregation factor:                                   5.37
      Prefixes being announced from the LACNIC address blocks:          69828
          Unique aggregates announced from the LACNIC address blocks:   32119
      LACNIC Region origin ASes present in the Internet Routing Table:   2422
          LACNIC Prefixes per ASN:                                      28.83
      LACNIC Region origin ASes announcing only one prefix:               624
      LACNIC Region transit ASes present in the Internet Routing Table:   497
      Average LACNIC Region AS path length visible:                       4.9
          Max LACNIC Region AS path length visible:                        25
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  1593
      Number of LACNIC addresses announced to Internet:             168156416
          Equivalent to 10 /8s, 5 /16s and 221 /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:                  12772
          Total AfriNIC prefixes after maximum aggregation:              3001
          AfriNIC Deaggregation factor:                                  4.26
      Prefixes being announced from the AfriNIC address blocks:         13900
          Unique aggregates announced from the AfriNIC address blocks:   5166
      AfriNIC Region origin ASes present in the Internet Routing Table:   735
          AfriNIC Prefixes per ASN:                                     18.91
      AfriNIC Region origin ASes announcing only one prefix:              200
      AfriNIC Region transit ASes present in the Internet Routing Table:  157
      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:  106
      Number of AfriNIC addresses announced to Internet:             64134656
          Equivalent to 3 /8s, 210 /16s and 158 /24s
          Percentage of available AfriNIC address space announced:       63.7
      
      AfriNIC AS Blocks      36864-37887, 327680-328703 & ERX transfers
      AfriNIC Address Blocks  41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       4766     2865      11553         913   Korea Telecom
      17974     2795        904          78   PT Telekomunikasi Indonesia
       7545     2549        336         128   TPG Telecom Limited
       4755     1999        422         212   TATA Communications formerly 
       4538     1757       4190          71   China Education and Research 
       9829     1683       1324          35   National Internet Backbone
       9808     1553       8717          28   Guangdong Mobile Communicatio
       4808     1486       2255         440   CNCGROUP IP network China169 
       9583     1405        116         574   Sify Limited
       9498     1312        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     3016       2956         142   Cox Communications Inc.
       6389     2891       3688          51   BellSouth.net Inc.
       3356     2548      10683         476   Level 3 Communications, Inc.
      18566     2041        379         183   MegaPath Corporation
      20115     1849       1832         429   Charter Communications
       6983     1705        866         245   EarthLink, Inc.
       4323     1620       1021         409   tw telecom holdings, inc.
      30036     1528        312         503   Mediacom Communications Corp
        701     1388      11270         676   MCI Communications Services, 
      22561     1337        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         361   TELLCOM ILETISIM HIZMETLERI A
      20940     1663        640        1232   Akamai International B.V.
       8402     1333        544          15   OJSC "Vimpelcom"
       6849     1212        356          24   JSC "Ukrtelecom"
      31148     1046         45          21   Freenet Ltd.
      13188     1024         96          72   TOV "Bank-Inform"
       8551      894        373          48   Bezeq International-Ltd
      12479      891        801          79   France Telecom Espana SA
       9198      857        349          25   JSC Kazakhtelecom
      
      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     3153        514         209   Telmex Colombia S.A.
      28573     2389       2173         118   NET Serviços de Comunicação S
       7303     1752       1150         237   Telecom Argentina S.A.
       8151     1557       3152         451   Uninet S.A. de C.V.
      28024     1527        105           8   Nuevatel PCS de Bolivia S.A.
       6503     1209        421          57   Axtel, S.A.B. de C.V.
       6147     1044        374          30   Telefonica del Peru S.A.A.
       7738     1001       1882          42   Telemar Norte Leste S.A.
      26615      972       2325          35   Tim Celular S.A.
       3816      921        414         153   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     1683        958          13   TE-AS
      24863      956        284          27   Link Egypt (Link.NET)
      36903      479        241          90   Office National des Postes et
      36992      417       1101          32   ETISALAT MISR
      37492      317        159          70   Orange Tunisie
      24835      299        144           9   Vodafone Data
       3741      249        857         208   Internet Solutions
      29571      232         21          13   Cote d'Ivoire Telecom
      36947      189        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     3153        514         209   Telmex Colombia S.A.
      22773     3016       2956         142   Cox Communications Inc.
       6389     2891       3688          51   BellSouth.net Inc.
       4766     2865      11553         913   Korea Telecom
      17974     2795        904          78   PT Telekomunikasi Indonesia
       7545     2549        336         128   TPG Telecom Limited
       3356     2548      10683         476   Level 3 Communications, Inc.
      39891     2472        128           6   SaudiNet, Saudi Telecom Compa
      28573     2389       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      3016        2874      Cox Communications Inc.
       6389      2891        2840      BellSouth.net Inc.
      17974      2795        2717      PT Telekomunikasi Indonesia
      39891      2472        2466      SaudiNet, Saudi Telecom Compa
       7545      2549        2421      TPG Telecom Limited
      28573      2389        2271      NET Serviços de Comunicação S
       3356      2548        2072      Level 3 Communications, Inc.
       4766      2865        1952      Korea Telecom
      18566      2041        1858      MegaPath Corporation
       4755      1999        1787      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     Bitfinite LLC
      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      /11:92      /12:264     
      /13:508     /14:998     /15:1719    /16:12962   /17:7200    /18:12232   
      /19:25237   /20:35823   /21:38575   /22:58422   /23:50965   /24:291542  
      /25:1108    /26:1171    /27:657     /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     2228          3016      Cox Communications Inc.
      18566     1996          2041      MegaPath Corporation
       6389     1671          2891      BellSouth.net Inc.
      30036     1374          1528      Mediacom Communications Corp
       6983     1352          1705      EarthLink, Inc.
      34984     1285          1980      TELLCOM ILETISIM HIZMETLERI A
      10620     1112          3153      Telmex Colombia S.A.
      11492     1101          1164      CABLE ONE, INC.
      22561     1012          1337      CenturyTel Internet Holdings,
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1534      2:650       3:1         4:94        5:1760      6:21     
         8:1441     12:1828     13:4        14:1316     15:17       16:2      
        17:45       18:21       20:49       23:1203     24:1686     27:1856   
        31:1521     32:39       33:2        34:5        35:3        36:119    
        37:1884     38:1013     39:10       40:245      41:3024     42:264    
        43:1235     44:26       45:316      46:2138     47:36       49:881    
        50:800      52:12       54:69       55:4        56:8        57:37     
        58:1220     59:685      60:466      61:1769     62:1319     63:1911   
        64:4439     65:2262     66:4114     67:2048     68:1077     69:3263   
        70:956      71:441      72:1957     74:2653     75:321      76:406    
        77:1517     78:1270     79:807      80:1315     81:1352     82:818    
        83:678      84:678      85:1367     86:384      87:1069     88:516    
        89:1772     90:151      91:5945     92:823      93:2178     94:1971   
        95:2079     96:428      97:344      98:1071     99:47      100:68     
       101:809     103:7049    104:1464    105:62      106:225     107:914    
       108:616     109:1992    110:1079    111:1481    112:769     113:1057   
       114:837     115:1245    116:1364    117:1014    118:1696    119:1436   
       120:443     121:1040    122:2186    123:1734    124:1505    125:1579   
       128:624     129:377     130:383     131:1149    132:478     133:167    
       134:416     135:113     136:306     137:308     138:552     139:163    
       140:221     141:422     142:666     143:461     144:563     145:108    
       146:710     147:592     148:1118    149:461     150:556     151:605    
       152:493     153:240     154:378     155:737     156:410     157:333    
       158:314     159:980     160:374     161:1159    162:1950    163:415    
       164:659     165:685     166:286     167:802     168:1271    169:157    
       170:1464    171:238     172:41      173:1538    174:701     175:664    
       176:1430    177:3773    178:2050    179:1379    180:1924    181:1772   
       182:1738    183:615     184:738     185:3172    186:2760    187:1792   
       188:2007    189:1568    190:7415    191:969     192:8192    193:5600   
       194:4094    195:3658    196:1732    197:1075    198:5498    199:5516   
       200:6529    201:2990    202:9494    203:9078    204:4708    205:2819   
       206:3070    207:3009    208:3945    209:3930    210:3519    211:1865   
       212:2466    213:2274    214:855     215:70      216:5587    217:1808   
       218:675     219:451     220:1432    221:790     222:466     223:667    
      
      
      End of report