[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, 9 Apr 2016 04:10:30 +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 09 Apr, 2016
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              589751
          Prefixes after maximum aggregation (per Origin AS):          216647
          Deaggregation factor:                                          2.72
          Unique aggregates announced (without unneeded subnets):      288363
      Total ASes present in the Internet Routing Table:                 53345
          Prefixes per ASN:                                             11.06
      Origin-only ASes present in the Internet Routing Table:           36594
      Origin ASes announcing only one prefix:                           15723
      Transit ASes present in the Internet Routing Table:                6418
      Transit-only ASes present in the Internet Routing Table:            174
      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:               960
          Unregistered ASNs in the Routing Table:                         357
      Number of 32-bit ASNs allocated by the RIRs:                      13382
      Number of 32-bit ASNs visible in the Routing Table:               10333
      Prefixes from 32-bit ASNs in the Routing Table:                   40300
      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:            396
      Number of addresses announced to Internet:                   2806952004
          Equivalent to 167 /8s, 78 /16s and 176 /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:      192907
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   151042
          Total APNIC prefixes after maximum aggregation:               42035
          APNIC Deaggregation factor:                                    3.59
      Prefixes being announced from the APNIC address blocks:          161299
          Unique aggregates announced from the APNIC address blocks:    65695
      APNIC Region origin ASes present in the Internet Routing Table:    5147
          APNIC Prefixes per ASN:                                       31.34
      APNIC Region origin ASes announcing only one prefix:               1185
      APNIC Region transit ASes present in the Internet Routing Table:    910
      Average APNIC Region AS path length visible:                        4.4
          Max APNIC Region AS path length visible:                         39
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1975
      Number of APNIC addresses announced to Internet:              751850820
          Equivalent to 44 /8s, 208 /16s and 85 /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:                    180298
          Total ARIN prefixes after maximum aggregation:                89148
          ARIN Deaggregation factor:                                     2.02
      Prefixes being announced from the ARIN address blocks:           185444
          Unique aggregates announced from the ARIN address blocks:     87967
      ARIN Region origin ASes present in the Internet Routing Table:    16393
          ARIN Prefixes per ASN:                                        11.31
      ARIN Region origin ASes announcing only one prefix:                5871
      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:    1120
      Number of ARIN addresses announced to Internet:              1101672000
          Equivalent to 65 /8s, 170 /16s and 46 /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:                    141875
          Total RIPE prefixes after maximum aggregation:                70011
          RIPE Deaggregation factor:                                     2.03
      Prefixes being announced from the RIPE address blocks:           150551
          Unique aggregates announced from the RIPE address blocks:     92796
      RIPE Region origin ASes present in the Internet Routing Table:    18062
          RIPE Prefixes per ASN:                                         8.34
      RIPE Region origin ASes announcing only one prefix:                7904
      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:                          29
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    4631
      Number of RIPE addresses announced to Internet:               704286592
          Equivalent to 41 /8s, 250 /16s and 143 /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:                   61962
          Total LACNIC prefixes after maximum aggregation:              12210
          LACNIC Deaggregation factor:                                   5.07
      Prefixes being announced from the LACNIC address blocks:          76046
          Unique aggregates announced from the LACNIC address blocks:   35816
      LACNIC Region origin ASes present in the Internet Routing Table:   2470
          LACNIC Prefixes per ASN:                                      30.79
      LACNIC Region origin ASes announcing only one prefix:               577
      LACNIC Region transit ASes present in the Internet Routing Table:   553
      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:  2407
      Number of LACNIC addresses announced to Internet:             170680384
          Equivalent to 10 /8s, 44 /16s and 96 /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:                  14193
          Total AfriNIC prefixes after maximum aggregation:              3202
          AfriNIC Deaggregation factor:                                  4.43
      Prefixes being announced from the AfriNIC address blocks:         16015
          Unique aggregates announced from the AfriNIC address blocks:   5732
      AfriNIC Region origin ASes present in the Internet Routing Table:   740
          AfriNIC Prefixes per ASN:                                     21.64
      AfriNIC Region origin ASes announcing only one prefix:              186
      AfriNIC Region transit ASes present in the Internet Routing Table:  170
      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:  200
      Number of AfriNIC addresses announced to Internet:             78087168
          Equivalent to 4 /8s, 167 /16s and 132 /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     3299        353         199   TPG Telecom Limited
       4766     3153      11142        1119   Korea Telecom
      17974     2920        914          96   PT Telekomunikasi Indonesia
       9829     2471       1456         445   National Internet Backbone
       4755     2099        432         243   TATA Communications formerly 
       9808     1855       8717          30   Guangdong Mobile Communicatio
       4808     1657       2299         539   CNCGROUP IP network China169 
       4788     1537        645          62   TM Net, Internet Service Prov
      38197     1508         93         203   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     3355       2948         148   Cox Communications Inc.
       6389     2357       3687          42   BellSouth.net Inc.
      18566     2209        394         276   MegaPath Corporation
      20115     1922       1933         403   Charter Communications
      30036     1753        345         215   Mediacom Communications Corp
       6983     1691        849         231   EarthLink, Inc.
       4323     1568       1004         386   tw telecom holdings, inc.
        209     1543       4619        1225   Qwest Communications Company,
        701     1399      11446         660   MCI Communications Services, 
      11492     1271        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     2423        931        1761   Akamai International B.V.
      34984     1960        323         413   TELLCOM ILETISIM HIZMETLERI A
       8551     1412        376          56   Bezeq International-Ltd
       6849     1152        355          21   JSC "Ukrtelecom"
      12479     1150        981          86   France Telecom Espana SA
       8402     1088        544          15   OJSC "Vimpelcom"
      13188     1079         98          69   TOV "Bank-Inform"
      31148     1035         47          41   Freenet Ltd.
       6830      889       2711         463   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     3439        539         176   Telmex Colombia S.A.
       8151     2219       3312         543   Uninet S.A. de C.V.
       7303     1510        939         240   Telecom Argentina S.A.
      11830     1477        368          51   Instituto Costarricense de El
       6503     1434        453          56   Axtel, S.A.B. de C.V.
       6147     1055        377          27   Telefonica del Peru S.A.A.
       3816      995        478         185   COLOMBIA TELECOMUNICACIONES S
      26615      993       2325          34   Tim Celular S.A.
       7738      987       1882          40   Telemar Norte Leste S.A.
      28573      879       2175         156   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     1229        402          40   Link Egypt (Link.NET)
      37611      643         48           2   Afrihost-Brevis Computer Serv
       8452      619       1472          15   TE-AS
      36903      585        294         107   Office National des Postes et
      36992      509       1357          25   ETISALAT MISR
      37492      370        225          65   Orange Tunisie
      24835      297        210          13   Vodafone Data
      29571      280         37          12   Cote d'Ivoire Telecom
       2018      256        327          74   TENET (The UNINET Project)
      36947      236        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     3439        539         176   Telmex Colombia S.A.
      22773     3355       2948         148   Cox Communications Inc.
       7545     3299        353         199   TPG Telecom Limited
       4766     3153      11142        1119   Korea Telecom
      17974     2920        914          96   PT Telekomunikasi Indonesia
      39891     2708        143          10   SaudiNet, Saudi Telecom Compa
       9829     2471       1456         445   National Internet Backbone
      20940     2423        931        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      3439        3263      Telmex Colombia S.A.
      22773      3355        3207      Cox Communications Inc.
       7545      3299        3100      TPG Telecom Limited
      17974      2920        2824      PT Telekomunikasi Indonesia
      39891      2708        2698      SaudiNet, Saudi Telecom Compa
       6389      2357        2315      BellSouth.net Inc.
       4766      3153        2034      Korea Telecom
       9829      2471        2026      National Internet Backbone
      18566      2209        1933      MegaPath Corporation
       4755      2099        1856      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
      27205   UNALLOCATED  8.38.22.0/24         32787       Prolexic Technologie
      15347   UNALLOCATED  8.224.147.0/24       12064       Cox Communications I
      
      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
      23.178.0.0/24        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<<
      
      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     /14:1029    /15:1758    /16:12964   /17:7576    /18:12737   
      /19:25828   /20:38174   /21:40038   /22:65173   /23:56630   /24:325217  
      /25:552     /26:595     /27:412     /28:45      /29:31      /30:14      
      /31:1       /32:32      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      39891     2664          2708      SaudiNet, Saudi Telecom Compa
      22773     2532          3355      Cox Communications Inc.
      18566     2111          2209      MegaPath Corporation
      30036     1567          1753      Mediacom Communications Corp
       6389     1499          2357      BellSouth.net Inc.
       6983     1340          1691      EarthLink, Inc.
      10620     1340          3439      Telmex Colombia S.A.
      34984     1245          1960      TELLCOM ILETISIM HIZMETLERI A
      11492     1175          1271      CABLE ONE, INC.
       6849      970          1152      JSC "Ukrtelecom"
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1661      2:735       4:20        5:2046      6:28        8:946    
        12:1778     13:39       14:1669     15:45       16:2        17:77     
        18:89       20:48       23:1445     24:1780     27:2281     31:1761   
        32:54       33:2        34:2        35:5        36:279      37:2263   
        38:1182     39:24       40:87       41:2781     42:393      43:1704   
        44:41       45:1783     46:2480     47:74       49:1140     50:844    
        51:8        52:143      54:220      55:4        56:6        57:45     
        58:1535     59:873      60:570      61:1814     62:1482     63:1920   
        64:4473     65:2149     66:4299     67:2170     68:1101     69:3279   
        70:1063     71:468      72:1984     74:2542     75:340      76:418    
        77:1340     78:1270     79:837      80:1329     81:1360     82:940    
        83:687      84:816      85:1580     86:472      87:1015     88:561    
        89:1947     90:168      91:6058     92:850      93:2319     94:2313   
        95:2306     96:475      97:358      98:956      99:45      100:71     
       101:1018    103:10298   104:2347    105:162     106:392     107:1081   
       108:676     109:2276    110:1259    111:1658    112:960     113:1140   
       114:1040    115:1699    116:1539    117:1426    118:2151    119:1580   
       120:521     121:1166    122:2212    123:2009    124:1620    125:1760   
       128:716     129:381     130:413     131:1316    132:628     133:174    
       134:451     135:123     136:372     137:349     138:1716    139:239    
       140:251     141:467     142:642     143:883     144:611     145:162    
       146:853     147:675     148:1456    149:496     150:653     151:765    
       152:608     153:277     154:573     155:950     156:491     157:473    
       158:342     159:1108    160:450     161:740     162:2294    163:547    
       164:753     165:1039    166:313     167:1103    168:1675    169:638    
       170:1583    171:271     172:527     173:1697    174:729     175:909    
       176:1678    177:4076    178:2241    179:1145    180:2064    181:1724   
       182:1907    183:681     184:788     185:6120    186:3127    187:2117   
       188:2154    189:1744    190:7700    191:1199    192:8932    193:5723   
       194:4367    195:3773    196:1713    197:1064    198:5541    199:5655   
       200:6942    201:3713    202:10112   203:9662    204:4656    205:2702   
       206:2982    207:3079    208:4060    209:3789    210:3937    211:2011   
       212:2633    213:2190    214:836     215:72      216:5738    217:1932   
       218:763     219:567     220:1678    221:858     222:663     223:970    
      
      
      End of report