[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, 20 Jun 2015 04:13:14 +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 20 Jun, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              549882
          Prefixes after maximum aggregation (per Origin AS):          208354
          Deaggregation factor:                                          2.64
          Unique aggregates announced (without unneeded subnets):      267650
      Total ASes present in the Internet Routing Table:                 50672
          Prefixes per ASN:                                             10.85
      Origin-only ASes present in the Internet Routing Table:           36714
      Origin ASes announcing only one prefix:                           16279
      Transit ASes present in the Internet Routing Table:                6324
      Transit-only ASes present in the Internet Routing Table:            165
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      41
          Max AS path prepend of ASN ( 12486)                              32
      Prefixes from unregistered ASNs in the Routing Table:              1225
          Unregistered ASNs in the Routing Table:                         426
      Number of 32-bit ASNs allocated by the RIRs:                       9896
      Number of 32-bit ASNs visible in the Routing Table:                7634
      Prefixes from 32-bit ASNs in the Routing Table:                   28027
      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:            388
      Number of addresses announced to Internet:                   2772890656
          Equivalent to 165 /8s, 70 /16s and 244 /24s
          Percentage of available address space announced:               74.9
          Percentage of allocated address space announced:               74.9
          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:      184389
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   135535
          Total APNIC prefixes after maximum aggregation:               39259
          APNIC Deaggregation factor:                                    3.45
      Prefixes being announced from the APNIC address blocks:          142125
          Unique aggregates announced from the APNIC address blocks:    57084
      APNIC Region origin ASes present in the Internet Routing Table:    5072
          APNIC Prefixes per ASN:                                       28.02
      APNIC Region origin ASes announcing only one prefix:               1215
      APNIC Region transit ASes present in the Internet Routing Table:    878
      Average APNIC Region AS path length visible:                        4.5
          Max APNIC Region AS path length visible:                         38
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1502
      Number of APNIC addresses announced to Internet:              750709184
          Equivalent to 44 /8s, 190 /16s and 233 /24s
          Percentage of available APNIC address space announced:         87.7
      
      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:                    180493
          Total ARIN prefixes after maximum aggregation:                88365
          ARIN Deaggregation factor:                                     2.04
      Prefixes being announced from the ARIN address blocks:           182879
          Unique aggregates announced from the ARIN address blocks:     85354
      ARIN Region origin ASes present in the Internet Routing Table:    16611
          ARIN Prefixes per ASN:                                        11.01
      ARIN Region origin ASes announcing only one prefix:                6117
      ARIN Region transit ASes present in the Internet Routing Table:    1727
      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:     483
      Number of ARIN addresses announced to Internet:              1093015328
          Equivalent to 65 /8s, 38 /16s and 23 /24s
          Percentage of available ARIN address space announced:          57.8
      
      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:                    133222
          Total RIPE prefixes after maximum aggregation:                66199
          RIPE Deaggregation factor:                                     2.01
      Prefixes being announced from the RIPE address blocks:           139731
          Unique aggregates announced from the RIPE address blocks:     86551
      RIPE Region origin ASes present in the Internet Routing Table:    17970
          RIPE Prefixes per ASN:                                         7.78
      RIPE Region origin ASes announcing only one prefix:                8133
      RIPE Region transit ASes present in the Internet Routing Table:    2983
      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:    3790
      Number of RIPE addresses announced to Internet:               694897664
          Equivalent to 41 /8s, 107 /16s and 76 /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, 196608-204287
      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:                   60347
          Total LACNIC prefixes after maximum aggregation:              11405
          LACNIC Deaggregation factor:                                   5.29
      Prefixes being announced from the LACNIC address blocks:          70967
          Unique aggregates announced from the LACNIC address blocks:   33075
      LACNIC Region origin ASes present in the Internet Routing Table:   2449
          LACNIC Prefixes per ASN:                                      28.98
      LACNIC Region origin ASes announcing only one prefix:               618
      LACNIC Region transit ASes present in the Internet Routing Table:   506
      Average LACNIC Region AS path length visible:                       5.0
          Max LACNIC Region AS path length visible:                        22
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  1736
      Number of LACNIC addresses announced to Internet:             168145216
          Equivalent to 10 /8s, 5 /16s and 177 /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:                  12002
          Total AfriNIC prefixes after maximum aggregation:              3078
          AfriNIC Deaggregation factor:                                  3.90
      Prefixes being announced from the AfriNIC address blocks:         13792
          Unique aggregates announced from the AfriNIC address blocks:   5236
      AfriNIC Region origin ASes present in the Internet Routing Table:   739
          AfriNIC Prefixes per ASN:                                     18.66
      AfriNIC Region origin ASes announcing only one prefix:              196
      AfriNIC Region transit ASes present in the Internet Routing Table:  157
      Average AfriNIC Region AS path length visible:                      4.6
          Max AfriNIC Region AS path length visible:                       24
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  123
      Number of AfriNIC addresses announced to Internet:             65706496
          Equivalent to 3 /8s, 234 /16s and 154 /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     2949      11560         938   Korea Telecom
      17974     2697        904          78   PT Telekomunikasi Indonesia
       7545     2597        336         128   TPG Telecom Limited
       4755     2026        423         222   TATA Communications formerly 
       4538     1936       4190          71   China Education and Research 
       9829     1717       1345         103   National Internet Backbone
       9808     1539       8717          28   Guangdong Mobile Communicatio
       9583     1471        117         567   Sify Limited
       4808     1453       2247         463   CNCGROUP IP network China169 
       9498     1350        336         106   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     3172       2958         139   Cox Communications Inc.
       6389     2792       3688          51   BellSouth.net Inc.
       3356     2557      10687         504   Level 3 Communications, Inc.
      18566     2050        380         192   MegaPath Corporation
      20115     1887       1853         423   Charter Communications
       6983     1749        850         244   EarthLink, Inc.
       4323     1607       1022         411   tw telecom holdings, inc.
      30036     1570        319         440   Mediacom Communications Corp
        701     1394      11353         678   MCI Communications Services, 
      22561     1355        414         250   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     2146        305         363   TELLCOM ILETISIM HIZMETLERI A
      20940     1945        758        1417   Akamai International B.V.
       6849     1210        355          22   JSC "Ukrtelecom"
      31148     1048         45          23   Freenet Ltd.
      13188     1041         97          71   TOV "Bank-Inform"
       8402     1031        544          15   OJSC "Vimpelcom"
      12479      947        868          72   France Telecom Espana SA
       6830      912       2694         468   Liberty Global Operations B.V
       8551      872        376          52   Bezeq International-Ltd
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      10620     3250        532         228   Telmex Colombia S.A.
      28573     2276       2170         113   NET Serviços de Comunicação S
       8151     1688       3238         469   Uninet S.A. de C.V.
       7303     1639       1019         238   Telecom Argentina S.A.
       6147     1621        373          44   Telefonica del Peru S.A.A.
       6503     1251        421          55   Axtel, S.A.B. de C.V.
      26615     1056       2325          35   Tim Celular S.A.
       7738      999       1882          41   Telemar Norte Leste S.A.
       3816      947        427         159   COLOMBIA TELECOMUNICACIONES S
      11830      893        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      875        280          26   Link Egypt (Link.NET)
       8452      801        958          13   TE-AS
      36903      510        257         102   Office National des Postes et
      36992      423       1229          32   ETISALAT MISR
      37492      312        175          71   Orange Tunisie
      24835      306        146          13   Vodafone Data
       3741      250        857         208   Internet Solutions
      29571      241         21          12   Cote d'Ivoire Telecom
      36947      189        807          13   Telecom Algeria
      37054      180         19           6   Data Telecom Service
      
      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     3250        532         228   Telmex Colombia S.A.
      22773     3172       2958         139   Cox Communications Inc.
       4766     2949      11560         938   Korea Telecom
       6389     2792       3688          51   BellSouth.net Inc.
      17974     2697        904          78   PT Telekomunikasi Indonesia
       7545     2597        336         128   TPG Telecom Limited
       3356     2557      10687         504   Level 3 Communications, Inc.
      39891     2472        128           6   SaudiNet, Saudi Telecom Compa
      28573     2276       2170         113   NET Serviços de Comunicação S
      34984     2146        305         363   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      3172        3033      Cox Communications Inc.
       6389      2792        2741      BellSouth.net Inc.
      17974      2697        2619      PT Telekomunikasi Indonesia
       7545      2597        2469      TPG Telecom Limited
      39891      2472        2466      SaudiNet, Saudi Telecom Compa
      28573      2276        2163      NET Serviços de Comunicação S
       3356      2557        2053      Level 3 Communications, Inc.
       4766      2949        2011      Korea Telecom
       4538      1936        1865      China Education and Research 
      18566      2050        1858      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         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        /8:17       /9:13      /10:34      /11:95      /12:264     
      /13:507     /14:1004    /15:1724    /16:12948   /17:7303    /18:12345   
      /19:25546   /20:36082   /21:38868   /22:60125   /23:52172   /24:297840  
      /25:1097    /26:1135    /27:715     /28:14      /29:12      /30:7       
      /31:0       /32:15      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      39891     2432          2472      SaudiNet, Saudi Telecom Compa
      22773     2374          3172      Cox Communications Inc.
      18566     2000          2050      MegaPath Corporation
       6389     1640          2792      BellSouth.net Inc.
      34984     1401          2146      TELLCOM ILETISIM HIZMETLERI A
       6983     1397          1749      EarthLink, Inc.
      30036     1396          1570      Mediacom Communications Corp
       6147     1174          1621      Telefonica del Peru S.A.A.
      10620     1144          3250      Telmex Colombia S.A.
      11492     1105          1188      CABLE ONE, INC.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1496      2:681       4:92        5:1867      6:25        8:1409   
        11:1        12:1818     13:14       14:1374     15:17       16:2      
        17:44       18:22       20:48       23:1240     24:1762     27:1923   
        31:1591     32:38       33:2        34:4        35:3        36:133    
        37:1984     38:1038     39:6        40:253      41:2669     42:276    
        43:1330     44:28       45:751      46:2294     47:45       49:901    
        50:812      52:12       54:77       55:5        56:6        57:41     
        58:1323     59:715      60:480      61:1745     62:1365     63:1923   
        64:4475     65:2263     66:4070     67:2076     68:1064     69:3254   
        70:1024     71:445      72:1978     74:2658     75:339      76:424    
        77:1296     78:1180     79:787      80:1338     81:1297     82:834    
        83:722      84:726      85:1409     86:411      87:1042     88:524    
        89:1848     90:152      91:5995     92:856      93:2238     94:2053   
        95:2180     96:426      97:355      98:1053     99:51      100:72     
       101:840     103:7660    104:1821    105:61      106:235     107:990    
       108:630     109:2065    110:1119    111:1442    112:831     113:1088   
       114:836     115:1278    116:1386    117:1038    118:1821    119:1458   
       120:447     121:1089    122:2146    123:1843    124:1516    125:1611   
       128:644     129:394     130:404     131:1200    132:502     133:177    
       134:407     135:95      136:332     137:314     138:886     139:153    
       140:235     141:448     142:668     143:522     144:572     145:118    
       146:736     147:586     148:1207    149:417     150:564     151:667    
       152:519     153:245     154:460     155:861     156:417     157:417    
       158:343     159:1006    160:384     161:663     162:1957    163:436    
       164:685     165:695     166:312     167:836     168:1314    169:177    
       170:1461    171:246     172:193     173:1554    174:721     175:694    
       176:1370    177:3786    178:2156    179:948     180:1948    181:1676   
       182:1810    183:628     184:755     185:3706    186:2740    187:1791   
       188:2059    189:1581    190:7788    191:1031    192:8468    193:5619   
       194:4169    195:3688    196:1980    197:966     198:5550    199:5493   
       200:6656    201:3259    202:9438    203:9155    204:4701    205:2842   
       206:3051    207:2967    208:3989    209:3966    210:3532    211:1860   
       212:2562    213:2365    214:850     215:72      216:5759    217:1801   
       218:715     219:463     220:1454    221:780     222:477     223:725    
      
      
      End of report