[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, 23 Jan 2016 04:10:58 +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,
      SAFNOG, PaNOG, SdNOG, BJNOG, CaribNOG and the RIPE Routing WG.
      
      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 23 Jan, 2016
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              579746
          Prefixes after maximum aggregation (per Origin AS):          214134
          Deaggregation factor:                                          2.71
          Unique aggregates announced (without unneeded subnets):      282531
      Total ASes present in the Internet Routing Table:                 52577
          Prefixes per ASN:                                             11.03
      Origin-only ASes present in the Internet Routing Table:           36609
      Origin ASes announcing only one prefix:                           15838
      Transit ASes present in the Internet Routing Table:                6413
      Transit-only ASes present in the Internet Routing Table:            167
      Average AS path length visible in the Internet Routing Table:       4.4
          Max AS path length visible:                                      37
          Max AS path prepend of ASN ( 40285)                              34
      Prefixes from unregistered ASNs in the Routing Table:              1056
          Unregistered ASNs in the Routing Table:                         366
      Number of 32-bit ASNs allocated by the RIRs:                      12449
      Number of 32-bit ASNs visible in the Routing Table:                9555
      Prefixes from 32-bit ASNs in the Routing Table:                   36644
      Number of bogon 32-bit ASNs visible in the Routing Table:            16
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            417
      Number of addresses announced to Internet:                   2802443204
          Equivalent to 167 /8s, 9 /16s and 227 /24s
          Percentage of available address space announced:               75.7
          Percentage of allocated address space announced:               75.7
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               98.0
      Total number of prefixes smaller than registry allocations:      190414
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   147851
          Total APNIC prefixes after maximum aggregation:               40754
          APNIC Deaggregation factor:                                    3.63
      Prefixes being announced from the APNIC address blocks:          156774
          Unique aggregates announced from the APNIC address blocks:    63465
      APNIC Region origin ASes present in the Internet Routing Table:    5127
          APNIC Prefixes per ASN:                                       30.58
      APNIC Region origin ASes announcing only one prefix:               1183
      APNIC Region transit ASes present in the Internet Routing Table:    906
      Average APNIC Region AS path length visible:                        4.5
          Max APNIC Region AS path length visible:                         35
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1815
      Number of APNIC addresses announced to Internet:              751777924
          Equivalent to 44 /8s, 207 /16s and 56 /24s
          Percentage of available APNIC address space announced:         87.9
      
      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:                    180927
          Total ARIN prefixes after maximum aggregation:                89114
          ARIN Deaggregation factor:                                     2.03
      Prefixes being announced from the ARIN address blocks:           185146
          Unique aggregates announced from the ARIN address blocks:     86893
      ARIN Region origin ASes present in the Internet Routing Table:    16447
          ARIN Prefixes per ASN:                                        11.26
      ARIN Region origin ASes announcing only one prefix:                5921
      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:                          37
      Number of ARIN region 32-bit ASNs visible in the Routing Table:     952
      Number of ARIN addresses announced to Internet:              1101450176
          Equivalent to 65 /8s, 166 /16s and 203 /24s
          Percentage of available ARIN address space announced:          58.3
      
      ARIN AS Blocks         1-1876, 1902-2042, 2044-2046, 2048-2106
      (pre-ERX allocations)  2138-2584, 2615-2772, 2823-2829, 2880-3153
                             3354-4607, 4865-5119, 5632-6655, 6912-7466
                             7723-8191, 10240-12287, 13312-15359, 16384-17407
                             18432-20479, 21504-23551, 25600-26591,
                             26624-27647, 29696-30719, 31744-33791
                             35840-36863, 39936-40959, 46080-47103
                             53248-55295, 62464-63487, 64198-64296, 393216-395164
      ARIN Address Blocks      3/8,   4/8,   6/8,   7/8,   8/8,   9/8,  11/8,
                              12/8,  13/8,  15/8,  16/8,  17/8,  18/8,  19/8,
                              20/8,  21/8,  22/8,  23/8,  24/8,  26/8,  28/8,
                              29/8,  30/8,  32/8,  33/8,  34/8,  35/8,  38/8,
                              40/8,  44/8,  45/8,  47/8,  48/8,  50/8,  52/8,
                              53/8,  54/8,  55/8,  56/8,  57/8,  63/8,  64/8,
                              65/8,  66/8,  67/8,  68/8,  69/8,  70/8,  71/8,
                              72/8,  73/8,  74/8,  75/8,  76/8,  96/8,  97/8,
                              98/8,  99/8, 100/8, 104/8, 107/8, 108/8, 128/8,
                             129/8, 130/8, 131/8, 132/8, 134/8, 135/8, 136/8,
                             137/8, 138/8, 139/8, 140/8, 142/8, 143/8, 144/8,
                             146/8, 147/8, 148/8, 149/8, 152/8, 155/8, 156/8,
                             157/8, 158/8, 159/8, 160/8, 161/8, 162/8, 164/8,
                             165/8, 166/8, 167/8, 168/8, 169/8, 170/8, 172/8,
                             173/8, 174/8, 184/8, 192/8, 198/8, 199/8, 204/8,
                             205/8, 206/8, 207/8, 208/8, 209/8, 214/8, 215/8,
                             216/8,
      
      RIPE Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by RIPE Region ASes:                    139183
          Total RIPE prefixes after maximum aggregation:                69135
          RIPE Deaggregation factor:                                     2.01
      Prefixes being announced from the RIPE address blocks:           147347
          Unique aggregates announced from the RIPE address blocks:     91063
      RIPE Region origin ASes present in the Internet Routing Table:    18051
          RIPE Prefixes per ASN:                                         8.16
      RIPE Region origin ASes announcing only one prefix:                7951
      RIPE Region transit ASes present in the Internet Routing Table:    3010
      Average RIPE Region AS path length visible:                         4.7
          Max RIPE Region AS path length visible:                          33
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    4388
      Number of RIPE addresses announced to Internet:               702693760
          Equivalent to 41 /8s, 226 /16s and 65 /24s
          Percentage of available RIPE address space announced:         102.2
      
      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:                   60979
          Total LACNIC prefixes after maximum aggregation:              11925
          LACNIC Deaggregation factor:                                   5.11
      Prefixes being announced from the LACNIC address blocks:          74275
          Unique aggregates announced from the LACNIC address blocks:   34519
      LACNIC Region origin ASes present in the Internet Routing Table:   2471
          LACNIC Prefixes per ASN:                                      30.06
      LACNIC Region origin ASes announcing only one prefix:               592
      LACNIC Region transit ASes present in the Internet Routing Table:   547
      Average LACNIC Region AS path length visible:                       4.7
          Max LACNIC Region AS path length visible:                        29
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2217
      Number of LACNIC addresses announced to Internet:             170578688
          Equivalent to 10 /8s, 42 /16s and 211 /24s
          Percentage of available LACNIC address space announced:       101.7
      
      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:                  14081
          Total AfriNIC prefixes after maximum aggregation:              3166
          AfriNIC Deaggregation factor:                                  4.45
      Prefixes being announced from the AfriNIC address blocks:         15787
          Unique aggregates announced from the AfriNIC address blocks:   6245
      AfriNIC Region origin ASes present in the Internet Routing Table:   734
          AfriNIC Prefixes per ASN:                                     21.51
      AfriNIC Region origin ASes announcing only one prefix:              191
      AfriNIC Region transit ASes present in the Internet Routing Table:  169
      Average AfriNIC Region AS path length visible:                      4.5
          Max AfriNIC Region AS path length visible:                       18
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  183
      Number of AfriNIC addresses announced to Internet:             75555584
          Equivalent to 4 /8s, 128 /16s and 227 /24s
          Percentage of available AfriNIC address space announced:       75.1
      
      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
       4538     5599       4192          76   China Education and Research 
       7545     3138        348         162   TPG Telecom Limited
       4766     3115      11143        1094   Korea Telecom
      17974     2855        914          96   PT Telekomunikasi Indonesia
       9829     2316       1435         385   National Internet Backbone
       4755     2077        432         234   TATA Communications formerly 
       9808     1763       8717          29   Guangdong Mobile Communicatio
       4808     1620       2280         509   CNCGROUP IP network China169 
       9583     1515        121         560   Sify Limited
      38197     1426         89         202   Sun Network (Hong Kong) Limit
      
      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     3297       2949         147   Cox Communications Inc.
       3356     2601      10692         532   Level 3 Communications, Inc.
       6389     2475       3687          42   BellSouth.net Inc.
      18566     2209        394         277   MegaPath Corporation
      20115     1906       1908         409   Charter Communications
       6983     1696        849         238   EarthLink, Inc.
      30036     1671        332         350   Mediacom Communications Corp
       4323     1585       1021         395   tw telecom holdings, inc.
        209     1470       4339        1233   Qwest Communications Company,
        701     1389      11450         657   MCI Communications Services, 
      
      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     2515        135           9   SaudiNet, Saudi Telecom Compa
      20940     2342        924        1669   Akamai International B.V.
      34984     1939        322         414   TELLCOM ILETISIM HIZMETLERI A
       8551     1225        376          53   Bezeq International-Ltd
      12479     1099        965          81   France Telecom Espana SA
       8402     1084        544          15   OJSC "Vimpelcom"
      13188     1077         97          78   TOV "Bank-Inform"
      31148     1043         48          42   Freenet Ltd.
       9198      974        352          24   JSC Kazakhtelecom
       6830      895       2712         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     3413        540         146   Telmex Colombia S.A.
       8151     2176       3386         519   Uninet S.A. de C.V.
       7303     1588        943         243   Telecom Argentina S.A.
      11830     1434        366          25   Instituto Costarricense de El
       6503     1399        437          56   Axtel, S.A.B. de C.V.
      28573     1072       2171         156   NET Serviços de Comunicação S
       6147     1036        376          34   Telefonica del Peru S.A.A.
       7738      994       1882          41   Telemar Norte Leste S.A.
       3816      984        460         182   COLOMBIA TELECOMUNICACIONES S
      26615      937       2325          34   Tim Celular S.A.
      
      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     1294       1472          15   TE-AS
      24863     1176        403          36   Link Egypt (Link.NET)
      37611      590         40          41   Afrihost-Brevis Computer Serv
      36903      552        278         103   Office National des Postes et
      36992      455       1237          34   ETISALAT MISR
      37492      355        213          63   Orange Tunisie
      24835      331        146          12   Vodafone Data
      29571      265         21          11   Cote d'Ivoire Telecom
       3741      221        837         183   Internet Solutions
      36947      176        807          13   Telecom Algeria
      
      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     5599       4192          76   China Education and Research 
      10620     3413        540         146   Telmex Colombia S.A.
      22773     3297       2949         147   Cox Communications Inc.
       7545     3138        348         162   TPG Telecom Limited
       4766     3115      11143        1094   Korea Telecom
      17974     2855        914          96   PT Telekomunikasi Indonesia
       3356     2601      10692         532   Level 3 Communications, Inc.
      39891     2515        135           9   SaudiNet, Saudi Telecom Compa
       6389     2475       3687          42   BellSouth.net Inc.
      20940     2342        924        1669   Akamai International B.V.
      
      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      3413        3267      Telmex Colombia S.A.
      22773      3297        3150      Cox Communications Inc.
       7545      3138        2976      TPG Telecom Limited
      17974      2855        2759      PT Telekomunikasi Indonesia
      39891      2515        2506      SaudiNet, Saudi Telecom Compa
       6389      2475        2433      BellSouth.net Inc.
       3356      2601        2069      Level 3 Communications, Inc.
       4766      3115        2021      Korea Telecom
      18566      2209        1932      MegaPath Corporation
       9829      2316        1931      National Internet Backbone
      
      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         3356       Level 3 Communicatio
      46473   UNALLOCATED  8.27.124.0/24         3356       Level 3 Communicatio
      27205   UNALLOCATED  8.38.16.0/21          3356       Level 3 Communicatio
      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
      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
      27.100.7.0/24        56096     >>UNKNOWN<<
      37.46.10.0/23        36351     SoftLayer Technologies Inc.
      37.46.14.0/24        36351     SoftLayer Technologies Inc.
      37.46.15.0/24        36351     SoftLayer Technologies Inc.
      41.73.1.0/24         37004     >>UNKNOWN<<
      41.73.2.0/24         37004     >>UNKNOWN<<
      
      Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:16       /9:13      /10:36      /11:101     /12:265     
      /13:507     /14:1015    /15:1750    /16:12967   /17:7441    /18:12623   
      /19:25573   /20:37986   /21:40093   /22:64083   /23:55571   /24:318140  
      /25:543     /26:570     /27:391     /28:16      /29:16      /30:9       
      /31:0       /32:21      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      22773     2479          3297      Cox Communications Inc.
      39891     2472          2515      SaudiNet, Saudi Telecom Compa
      18566     2111          2209      MegaPath Corporation
       6389     1542          2475      BellSouth.net Inc.
      30036     1488          1671      Mediacom Communications Corp
       6983     1342          1696      EarthLink, Inc.
      10620     1295          3413      Telmex Colombia S.A.
      34984     1228          1939      TELLCOM ILETISIM HIZMETLERI A
      11492     1157          1249      CABLE ONE, INC.
      31148      960          1043      Freenet Ltd.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1616      2:673       4:101       5:2078      6:26        8:1432   
        12:1784     13:34       14:1621     15:22       16:2        17:58     
        18:19       20:48       22:1        23:1351     24:1749     27:2229   
        31:1718     32:54       33:2        34:4        35:5        36:210    
        37:2341     38:1132     39:23       40:81       41:3112     42:378    
        43:1686     44:38       45:1652     46:2396     47:67       49:1092   
        50:829      51:3        52:38       54:138      55:3        56:8      
        57:44       58:1473     59:846      60:533      61:1777     62:1438   
        63:1927     64:4464     65:2181     66:4085     67:2104     68:1101   
        69:3289     70:1044     71:462      72:1982     74:2540     75:359    
        76:422      77:1368     78:1276     79:807      80:1312     81:1355   
        82:859      83:673      84:788      85:1555     86:458      87:1043   
        88:548      89:1930     90:165      91:5981     92:872      93:2310   
        94:2261     95:2263     96:472      97:351      98:943      99:45     
       100:75      101:882     103:9473    104:2211    105:95      106:377    
       107:1122    108:648     109:2183    110:1265    111:1590    112:908    
       113:1221    114:1034    115:1588    116:1511    117:1383    118:2018   
       119:1538    120:508     121:1165    122:2281    123:2019    124:1584   
       125:1736    128:677     129:358     130:423     131:1288    132:597    
       133:171     134:452     135:118     136:345     137:323     138:1631   
       139:198     140:252     141:468     142:624     143:821     144:591    
       145:151     146:837     147:609     148:1413    149:453     150:640    
       151:811     152:588     153:268     154:521     155:914     156:456    
       157:423     158:344     159:1075    160:419     161:718     162:2251   
       163:530     164:720     165:1104    166:316     167:976     168:1373   
       169:579     170:1483    171:263     172:406     173:1598    174:712    
       175:830     176:1509    177:4005    178:2227    179:1073    180:2028   
       181:1643    182:1922    183:670     184:778     185:5479    186:3045   
       187:1926    188:2129    189:1744    190:7585    191:1286    192:8829   
       193:5732    194:4327    195:3717    196:1601    197:1229    198:5504   
       199:5551    200:6812    201:3680    202:9966    203:9360    204:4582   
       205:2722    206:2976    207:3026    208:4018    209:3966    210:3777   
       211:2008    212:2621    213:2141    214:808     215:73      216:5693   
       217:1901    218:744     219:558     220:1643    221:848     222:671    
       223:914    
      
      End of report