[apops] Weekly Routing Table Report

  • To: apops at apops dot net, nanog at nanog dot org, routing-wg at ripe dot net, afnog at afnog dot org, sanog at sanog dot org, pacnog at pacnog dot org, safnog at safnog dot org
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 19 Mar 2016 04:11:07 +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 19 Mar, 2016
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              587053
          Prefixes after maximum aggregation (per Origin AS):          215951
          Deaggregation factor:                                          2.72
          Unique aggregates announced (without unneeded subnets):      287098
      Total ASes present in the Internet Routing Table:                 53151
          Prefixes per ASN:                                             11.05
      Origin-only ASes present in the Internet Routing Table:           36631
      Origin ASes announcing only one prefix:                           15776
      Transit ASes present in the Internet Routing Table:                6384
      Transit-only ASes present in the Internet Routing Table:            165
      Average AS path length visible in the Internet Routing Table:       4.3
          Max AS path length visible:                                      39
          Max AS path prepend of ASN ( 40285)                              34
      Prefixes from unregistered ASNs in the Routing Table:              1026
          Unregistered ASNs in the Routing Table:                         358
      Number of 32-bit ASNs allocated by the RIRs:                      13113
      Number of 32-bit ASNs visible in the Routing Table:               10136
      Prefixes from 32-bit ASNs in the Routing Table:                   39613
      Number of bogon 32-bit ASNs visible in the Routing Table:            14
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            338
      Number of addresses announced to Internet:                   2808150724
          Equivalent to 167 /8s, 96 /16s and 250 /24s
          Percentage of available address space announced:               75.8
          Percentage of allocated address space announced:               75.8
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               98.1
      Total number of prefixes smaller than registry allocations:      192177
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   150202
          Total APNIC prefixes after maximum aggregation:               41868
          APNIC Deaggregation factor:                                    3.59
      Prefixes being announced from the APNIC address blocks:          160226
          Unique aggregates announced from the APNIC address blocks:    65408
      APNIC Region origin ASes present in the Internet Routing Table:    5155
          APNIC Prefixes per ASN:                                       31.08
      APNIC Region origin ASes announcing only one prefix:               1184
      APNIC Region transit ASes present in the Internet Routing Table:    909
      Average APNIC Region AS path length visible:                        4.5
          Max APNIC Region AS path length visible:                         39
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1941
      Number of APNIC addresses announced to Internet:              753104644
          Equivalent to 44 /8s, 227 /16s and 119 /24s
          Percentage of available APNIC address space announced:         88.0
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                             58368-59391, 63488-64098, 131072-135580
      APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                              49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                             106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                             116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                             123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                             163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                             203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                             222/8, 223/8,
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                    180160
          Total ARIN prefixes after maximum aggregation:                88954
          ARIN Deaggregation factor:                                     2.03
      Prefixes being announced from the ARIN address blocks:           185089
          Unique aggregates announced from the ARIN address blocks:     87856
      ARIN Region origin ASes present in the Internet Routing Table:    16403
          ARIN Prefixes per ASN:                                        11.28
      ARIN Region origin ASes announcing only one prefix:                5881
      ARIN Region transit ASes present in the Internet Routing Table:    1706
      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:    1081
      Number of ARIN addresses announced to Internet:              1102292288
          Equivalent to 65 /8s, 179 /16s and 165 /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:                    141179
          Total RIPE prefixes after maximum aggregation:                69758
          RIPE Deaggregation factor:                                     2.02
      Prefixes being announced from the RIPE address blocks:           149900
          Unique aggregates announced from the RIPE address blocks:     92518
      RIPE Region origin ASes present in the Internet Routing Table:    18056
          RIPE Prefixes per ASN:                                         8.30
      RIPE Region origin ASes announcing only one prefix:                7939
      RIPE Region transit ASes present in the Internet Routing Table:    2980
      Average RIPE Region AS path length visible:                         4.3
          Max RIPE Region AS path length visible:                          31
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    4568
      Number of RIPE addresses announced to Internet:               703950208
          Equivalent to 41 /8s, 245 /16s and 109 /24s
          Percentage of available RIPE address space announced:         102.3
      
      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:                   61593
          Total LACNIC prefixes after maximum aggregation:              12162
          LACNIC Deaggregation factor:                                   5.06
      Prefixes being announced from the LACNIC address blocks:          75518
          Unique aggregates announced from the LACNIC address blocks:   35353
      LACNIC Region origin ASes present in the Internet Routing Table:   2472
          LACNIC Prefixes per ASN:                                      30.55
      LACNIC Region origin ASes announcing only one prefix:               587
      LACNIC Region transit ASes present in the Internet Routing Table:   552
      Average LACNIC Region AS path length visible:                       4.7
          Max LACNIC Region AS path length visible:                        21
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2354
      Number of LACNIC addresses announced to Internet:             170478336
          Equivalent to 10 /8s, 41 /16s and 75 /24s
          Percentage of available LACNIC address space announced:       101.6
      
      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:                  14226
          Total AfriNIC prefixes after maximum aggregation:              3168
          AfriNIC Deaggregation factor:                                  4.49
      Prefixes being announced from the AfriNIC address blocks:         15982
          Unique aggregates announced from the AfriNIC address blocks:   5664
      AfriNIC Region origin ASes present in the Internet Routing Table:   738
          AfriNIC Prefixes per ASN:                                     21.66
      AfriNIC Region origin ASes announcing only one prefix:              185
      AfriNIC Region transit ASes present in the Internet Routing Table:  166
      Average AfriNIC Region AS path length visible:                      4.6
          Max AfriNIC Region AS path length visible:                       18
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  192
      Number of AfriNIC addresses announced to Internet:             77965056
          Equivalent to 4 /8s, 165 /16s and 167 /24s
          Percentage of available AfriNIC address space announced:       77.5
      
      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     5589       4192          76   China Education and Research 
       7545     3268        352         188   TPG Telecom Limited
       4766     3146      11142        1116   Korea Telecom
      17974     2912        914          96   PT Telekomunikasi Indonesia
       9829     2404       1449         429   National Internet Backbone
       4755     2097        432         244   TATA Communications formerly 
       9808     1857       8717          30   Guangdong Mobile Communicatio
       4808     1640       2287         526   CNCGROUP IP network China169 
       4788     1519        645          62   TM Net, Internet Service Prov
       9583     1519        121         564   Sify Limited
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      22773     3346       2948         145   Cox Communications Inc.
       6389     2371       3687          42   BellSouth.net Inc.
      18566     2211        394         275   MegaPath Corporation
      20115     1917       1927         401   Charter Communications
      30036     1735        342         244   Mediacom Communications Corp
       6983     1692        849         232   EarthLink, Inc.
       4323     1578       1004         390   tw telecom holdings, inc.
        209     1539       4493        1246   Qwest Communications Company,
        701     1389      11452         661   MCI Communications Services, 
      11492     1267        235         591   CABLE ONE, INC.
      
      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     2397        917        1722   Akamai International B.V.
      34984     1953        323         413   TELLCOM ILETISIM HIZMETLERI A
       8551     1258        376          54   Bezeq International-Ltd
       6849     1179        355          21   JSC "Ukrtelecom"
      12479     1145        980          86   France Telecom Espana SA
       8402     1134        544          15   OJSC "Vimpelcom"
      13188     1077         98          78   TOV "Bank-Inform"
      31148     1041         47          41   Freenet Ltd.
       9198      925        352          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     3434        539         173   Telmex Colombia S.A.
       8151     2209       3415         543   Uninet S.A. de C.V.
       7303     1520        940         242   Telecom Argentina S.A.
      11830     1441        366          25   Instituto Costarricense de El
       6503     1432        453          56   Axtel, S.A.B. de C.V.
       6147     1043        377          27   Telefonica del Peru S.A.A.
       3816      994        478         185   COLOMBIA TELECOMUNICACIONES S
      26615      994       2325          34   Tim Celular S.A.
       7738      992       1882          41   Telemar Norte Leste S.A.
      28573      888       2170         158   NET Serviços de Comunicação 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
      24863     1235        402          35   Link Egypt (Link.NET)
       8452      736       1472          15   TE-AS
      37611      644         48           2   Afrihost-Brevis Computer Serv
      36903      584        294         104   Office National des Postes et
      36992      505       1357          25   ETISALAT MISR
      37492      380        233          65   Orange Tunisie
      24835      338        146          12   Vodafone Data
      29571      267         21          12   Cote d'Ivoire Telecom
       2018      249        327          74   TENET (The UNINET Project)
      36947      233        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     5589       4192          76   China Education and Research 
      10620     3434        539         173   Telmex Colombia S.A.
      22773     3346       2948         145   Cox Communications Inc.
       7545     3268        352         188   TPG Telecom Limited
       4766     3146      11142        1116   Korea Telecom
      17974     2912        914          96   PT Telekomunikasi Indonesia
      39891     2515        135           9   SaudiNet, Saudi Telecom Compa
       9829     2404       1449         429   National Internet Backbone
      20940     2397        917        1722   Akamai International B.V.
       6389     2371       3687          42   BellSouth.net Inc.
      
      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      3434        3261      Telmex Colombia S.A.
      22773      3346        3201      Cox Communications Inc.
       7545      3268        3080      TPG Telecom Limited
      17974      2912        2816      PT Telekomunikasi Indonesia
      39891      2515        2506      SaudiNet, Saudi Telecom Compa
       6389      2371        2329      BellSouth.net Inc.
       4766      3146        2030      Korea Telecom
       9829      2404        1975      National Internet Backbone
      18566      2211        1936      MegaPath Corporation
       4755      2097        1853      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         2828       XO Communications
      46467   UNALLOCATED  8.19.192.0/24        46887       Lightower Fiber Netw
      16589   UNALLOCATED  8.20.247.0/24        35838       CCANET Limited
      16589   UNALLOCATED  8.26.56.0/24         35838       CCANET Limited
      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
      
      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
      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<<
      41.73.3.0/24         37004     >>UNKNOWN<<
      41.73.4.0/24         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     /12:267     
      /13:517     /14:1030    /15:1766    /16:12974   /17:7558    /18:12687   
      /19:25805   /20:38108   /21:40034   /22:65035   /23:56283   /24:323222  
      /25:540     /26:591     /27:397     /28:20      /29:16      /30:12      
      /31:0       /32:25      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      22773     2527          3346      Cox Communications Inc.
      39891     2472          2515      SaudiNet, Saudi Telecom Compa
      18566     2113          2211      MegaPath Corporation
      30036     1550          1735      Mediacom Communications Corp
       6389     1512          2371      BellSouth.net Inc.
       6983     1341          1692      EarthLink, Inc.
      10620     1332          3434      Telmex Colombia S.A.
      34984     1241          1953      TELLCOM ILETISIM HIZMETLERI A
      11492     1177          1267      CABLE ONE, INC.
       6849      997          1179      JSC "Ukrtelecom"
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1640      2:737       4:20        5:2136      6:27        8:926    
        12:1778     13:38       14:1643     15:45       16:2        17:72     
        18:20       20:49       23:1426     24:1748     27:2266     31:1760   
        32:54       33:2        34:2        35:5        36:251      37:2267   
        38:1179     39:27       40:87       41:2812     42:388      43:1675   
        44:40       45:1752     46:2450     47:71       49:1131     50:843    
        51:8        52:134      54:198      55:3        56:6        57:44     
        58:1524     59:867      60:574      61:1800     62:1483     63:1926   
        64:4445     65:2157     66:4013     67:2120     68:1103     69:3263   
        70:1045     71:469      72:1970     74:2543     75:338      76:432    
        77:1368     78:1293     79:847      80:1304     81:1364     82:900    
        83:677      84:802      85:1588     86:467      87:1049     88:570    
        89:1927     90:168      91:6048     92:857      93:2297     94:2341   
        95:2309     96:461      97:351      98:956      99:45      100:69     
       101:1020    103:10020   104:2304    105:148     106:395     107:1155   
       108:654     109:2117    110:1262    111:1623    112:948     113:1137   
       114:1055    115:1701    116:1540    117:1416    118:2142    119:1568   
       120:514     121:1175    122:2226    123:1998    124:1612    125:1744   
       128:732     129:378     130:413     131:1275    132:604     133:173    
       134:451     135:122     136:354     137:332     138:1737    139:212    
       140:339     141:468     142:634     143:874     144:613     145:161    
       146:847     147:657     148:1467    149:478     150:651     151:828    
       152:606     153:271     154:556     155:912     156:491     157:445    
       158:348     159:1099    160:432     161:726     162:2306    163:539    
       164:728     165:1122    166:314     167:1071    168:1596    169:624    
       170:1578    171:265     172:503     173:1675    174:720     175:901    
       176:1532    177:4057    178:2243    179:1099    180:2038    181:1693   
       182:1954    183:671     184:814     185:5969    186:3005    187:2057   
       188:2140    189:1758    190:7682    191:1244    192:8903    193:5723   
       194:4375    195:3764    196:1674    197:1103    198:5522    199:5632   
       200:6890    201:3692    202:10150   203:9615    204:4644    205:2706   
       206:2961    207:3108    208:4079    209:3892    210:3947    211:2039   
       212:2640    213:2189    214:827     215:73      216:5751    217:1917   
       218:763     219:561     220:1676    221:855     222:665     223:936    
      
      
      End of report