[pacnog] 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: [pacnog] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 2 Apr 2016 04:10:27 +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 02 Apr, 2016
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              588557
          Prefixes after maximum aggregation (per Origin AS):          216385
          Deaggregation factor:                                          2.72
          Unique aggregates announced (without unneeded subnets):      288091
      Total ASes present in the Internet Routing Table:                 53275
          Prefixes per ASN:                                             11.05
      Origin-only ASes present in the Internet Routing Table:           36612
      Origin ASes announcing only one prefix:                           15734
      Transit ASes present in the Internet Routing Table:                6406
      Transit-only ASes present in the Internet Routing Table:            178
      Average AS path length visible in the Internet Routing Table:       4.3
          Max AS path length visible:                                      37
          Max AS path prepend of ASN ( 40285)                              34
      Prefixes from unregistered ASNs in the Routing Table:               966
          Unregistered ASNs in the Routing Table:                         358
      Number of 32-bit ASNs allocated by the RIRs:                      13295
      Number of 32-bit ASNs visible in the Routing Table:               10257
      Prefixes from 32-bit ASNs in the Routing Table:                   40054
      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:            379
      Number of addresses announced to Internet:                   2806633732
          Equivalent to 167 /8s, 73 /16s and 213 /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:      192525
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   150775
          Total APNIC prefixes after maximum aggregation:               41981
          APNIC Deaggregation factor:                                    3.59
      Prefixes being announced from the APNIC address blocks:          160950
          Unique aggregates announced from the APNIC address blocks:    65681
      APNIC Region origin ASes present in the Internet Routing Table:    5146
          APNIC Prefixes per ASN:                                       31.28
      APNIC Region origin ASes announcing only one prefix:               1183
      APNIC Region transit ASes present in the Internet Routing Table:    903
      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:   1966
      Number of APNIC addresses announced to Internet:              751627332
          Equivalent to 44 /8s, 204 /16s and 236 /24s
          Percentage of available APNIC address space announced:         87.8
      
      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:                    180018
          Total ARIN prefixes after maximum aggregation:                89009
          ARIN Deaggregation factor:                                     2.02
      Prefixes being announced from the ARIN address blocks:           185195
          Unique aggregates announced from the ARIN address blocks:     87864
      ARIN Region origin ASes present in the Internet Routing Table:    16394
          ARIN Prefixes per ASN:                                        11.30
      ARIN Region origin ASes announcing only one prefix:                5882
      ARIN Region transit ASes present in the Internet Routing Table:    1713
      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:    1099
      Number of ARIN addresses announced to Internet:              1101578560
          Equivalent to 65 /8s, 168 /16s and 193 /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:                    141552
          Total RIPE prefixes after maximum aggregation:                69988
          RIPE Deaggregation factor:                                     2.02
      Prefixes being announced from the RIPE address blocks:           150107
          Unique aggregates announced from the RIPE address blocks:     92701
      RIPE Region origin ASes present in the Internet Routing Table:    18072
          RIPE Prefixes per ASN:                                         8.31
      RIPE Region origin ASes announcing only one prefix:                7912
      RIPE Region transit ASes present in the Internet Routing Table:    2997
      Average RIPE Region AS path length visible:                         4.3
          Max RIPE Region AS path length visible:                          26
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    4606
      Number of RIPE addresses announced to Internet:               704360576
          Equivalent to 41 /8s, 251 /16s and 176 /24s
          Percentage of available RIPE address space announced:         102.4
      
      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:                   61798
          Total LACNIC prefixes after maximum aggregation:              12183
          LACNIC Deaggregation factor:                                   5.07
      Prefixes being announced from the LACNIC address blocks:          75832
          Unique aggregates announced from the LACNIC address blocks:   35811
      LACNIC Region origin ASes present in the Internet Routing Table:   2470
          LACNIC Prefixes per ASN:                                      30.70
      LACNIC Region origin ASes announcing only one prefix:               578
      LACNIC Region transit ASes present in the Internet Routing Table:   551
      Average LACNIC Region AS path length visible:                       4.7
          Max LACNIC Region AS path length visible:                        25
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2386
      Number of LACNIC addresses announced to Internet:             170590976
          Equivalent to 10 /8s, 43 /16s and 3 /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:                  14280
          Total AfriNIC prefixes after maximum aggregation:              3183
          AfriNIC Deaggregation factor:                                  4.49
      Prefixes being announced from the AfriNIC address blocks:         16094
          Unique aggregates announced from the AfriNIC address blocks:   5693
      AfriNIC Region origin ASes present in the Internet Routing Table:   732
          AfriNIC Prefixes per ASN:                                     21.99
      AfriNIC Region origin ASes announcing only one prefix:              179
      AfriNIC Region transit ASes present in the Internet Routing Table:  167
      Average AfriNIC Region AS path length visible:                      4.6
          Max AfriNIC Region AS path length visible:                       25
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  200
      Number of AfriNIC addresses announced to Internet:             78107392
          Equivalent to 4 /8s, 167 /16s and 211 /24s
          Percentage of available AfriNIC address space announced:       77.6
      
      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     5594       4192          76   China Education and Research 
       7545     3275        352         190   TPG Telecom Limited
       4766     3151      11142        1117   Korea Telecom
      17974     2912        914          96   PT Telekomunikasi Indonesia
       9829     2446       1457         446   National Internet Backbone
       4755     2100        432         245   TATA Communications formerly 
       9808     1854       8717          30   Guangdong Mobile Communicatio
       4808     1650       2290         531   CNCGROUP IP network China169 
       4788     1528        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     3345       2948         148   Cox Communications Inc.
       6389     2357       3687          42   BellSouth.net Inc.
      18566     2209        394         276   MegaPath Corporation
      20115     1920       1931         402   Charter Communications
      30036     1737        344         237   Mediacom Communications Corp
       6983     1691        849         231   EarthLink, Inc.
       4323     1570       1004         386   tw telecom holdings, inc.
        209     1553       4636        1235   Qwest Communications Company,
        701     1382      11446         661   MCI Communications Services, 
      11492     1270        235         601   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     2708        143          10   SaudiNet, Saudi Telecom Compa
      20940     2425        933        1761   Akamai International B.V.
      34984     1962        323         415   TELLCOM ILETISIM HIZMETLERI A
       8551     1259        376          54   Bezeq International-Ltd
       6849     1158        355          21   JSC "Ukrtelecom"
      12479     1140        980          86   France Telecom Espana SA
       8402     1101        544          15   OJSC "Vimpelcom"
      13188     1079         98          69   TOV "Bank-Inform"
      31148     1035         47          41   Freenet Ltd.
       6830      891       2712         464   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     3448        542         134   Telmex Colombia S.A.
       8151     2217       3310         542   Uninet S.A. de C.V.
       7303     1521        940         245   Telecom Argentina S.A.
      11830     1479        368          51   Instituto Costarricense de El
       6503     1433        453          56   Axtel, S.A.B. de C.V.
       6147     1050        377          27   Telefonica del Peru S.A.A.
       3816      994        478         185   COLOMBIA TELECOMUNICACIONES S
      26615      993       2325          34   Tim Celular S.A.
       7738      990       1882          40   Telemar Norte Leste S.A.
      28573      884       2172         160   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     1217        402          40   Link Egypt (Link.NET)
       8452      679       1472          15   TE-AS
      37611      643         48           2   Afrihost-Brevis Computer Serv
      36903      584        294         104   Office National des Postes et
      36992      506       1357          25   ETISALAT MISR
      37492      382        233          65   Orange Tunisie
      29571      295         37          12   Cote d'Ivoire Telecom
      24835      290        146          12   Vodafone Data
       2018      249        327          74   TENET (The UNINET Project)
      36947      234        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     5594       4192          76   China Education and Research 
      10620     3448        542         134   Telmex Colombia S.A.
      22773     3345       2948         148   Cox Communications Inc.
       7545     3275        352         190   TPG Telecom Limited
       4766     3151      11142        1117   Korea Telecom
      17974     2912        914          96   PT Telekomunikasi Indonesia
      39891     2708        143          10   SaudiNet, Saudi Telecom Compa
       9829     2446       1457         446   National Internet Backbone
      20940     2425        933        1761   Akamai International B.V.
       6389     2357       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      3448        3314      Telmex Colombia S.A.
      22773      3345        3197      Cox Communications Inc.
       7545      3275        3085      TPG Telecom Limited
      17974      2912        2816      PT Telekomunikasi Indonesia
      39891      2708        2698      SaudiNet, Saudi Telecom Compa
       6389      2357        2315      BellSouth.net Inc.
       4766      3151        2034      Korea Telecom
       9829      2446        2000      National Internet Backbone
      18566      2209        1933      MegaPath Corporation
       4755      2100        1855      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
      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
      5.100.241.0/24       23456     32bit Transition AS
      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<<
      
      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     
      /13:512     /14:1028    /15:1759    /16:12962   /17:7554    /18:12732   
      /19:25789   /20:38145   /21:40033   /22:65050   /23:56554   /24:324329  
      /25:552     /26:593     /27:410     /28:45      /29:32      /30:14      
      /31:1       /32:30      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      39891     2664          2708      SaudiNet, Saudi Telecom Compa
      22773     2525          3345      Cox Communications Inc.
      18566     2111          2209      MegaPath Corporation
      30036     1551          1737      Mediacom Communications Corp
       6389     1499          2357      BellSouth.net Inc.
       6983     1340          1691      EarthLink, Inc.
      10620     1333          3448      Telmex Colombia S.A.
      34984     1247          1962      TELLCOM ILETISIM HIZMETLERI A
      11492     1175          1270      CABLE ONE, INC.
       6849      976          1158      JSC "Ukrtelecom"
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1650      2:740       4:20        5:2030      6:28        8:941    
        12:1781     13:38       14:1661     15:45       16:2        17:75     
        18:20       20:48       23:1443     24:1804     27:2256     31:1757   
        32:54       33:2        34:2        35:5        36:257      37:2258   
        38:1184     39:24       40:87       41:2811     42:387      43:1694   
        44:41       45:1775     46:2469     47:72       49:1132     50:841    
        51:8        52:143      54:198      55:3        56:6        57:45     
        58:1535     59:868      60:569      61:1821     62:1475     63:1915   
        64:4466     65:2164     66:4330     67:2163     68:1102     69:3272   
        70:1048     71:470      72:1982     74:2550     75:340      76:413    
        77:1329     78:1267     79:843      80:1333     81:1358     82:938    
        83:684      84:803      85:1593     86:469      87:1015     88:561    
        89:1947     90:168      91:6048     92:859      93:2315     94:2316   
        95:2311     96:465      97:357      98:955      99:45      100:70     
       101:1024    103:10210   104:2263    105:153     106:392     107:1085   
       108:668     109:2125    110:1248    111:1649    112:958     113:1138   
       114:1036    115:1697    116:1542    117:1420    118:2139    119:1576   
       120:518     121:1169    122:2221    123:2004    124:1616    125:1756   
       128:716     129:380     130:411     131:1306    132:625     133:174    
       134:448     135:123     136:370     137:332     138:1717    139:224    
       140:250     141:466     142:640     143:877     144:605     145:162    
       146:850     147:678     148:1461    149:494     150:654     151:766    
       152:606     153:275     154:587     155:947     156:491     157:473    
       158:345     159:1099    160:459     161:742     162:2304    163:547    
       164:750     165:1038    166:314     167:1104    168:1689    169:632    
       170:1581    171:265     172:530     173:1676    174:723     175:903    
       176:1672    177:4044    178:2239    179:1126    180:2063    181:1710   
       182:1924    183:677     184:790     185:6077    186:3051    187:2082   
       188:2149    189:1741    190:7655    191:1224    192:8935    193:5729   
       194:4363    195:3767    196:1704    197:1130    198:5517    199:5639   
       200:6961    201:3708    202:10113   203:9627    204:4643    205:2687   
       206:2986    207:3074    208:4064    209:3788    210:3948    211:2039   
       212:2636    213:2188    214:832     215:72      216:5746    217:1932   
       218:764     219:566     220:1681    221:857     222:663     223:961    
      
      
      End of report