[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, 16 Apr 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 16 Apr, 2016
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              590122
          Prefixes after maximum aggregation (per Origin AS):          217231
          Deaggregation factor:                                          2.72
          Unique aggregates announced (without unneeded subnets):      288719
      Total ASes present in the Internet Routing Table:                 53427
          Prefixes per ASN:                                             11.05
      Origin-only ASes present in the Internet Routing Table:           36609
      Origin ASes announcing only one prefix:                           15715
      Transit ASes present in the Internet Routing Table:                6422
      Transit-only ASes present in the Internet Routing Table:            169
      Average AS path length visible in the Internet Routing Table:       4.3
          Max AS path length visible:                                      41
          Max AS path prepend of ASN ( 55644)                              36
      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:                      13487
      Number of 32-bit ASNs visible in the Routing Table:               10396
      Prefixes from 32-bit ASNs in the Routing Table:                   40624
      Number of bogon 32-bit ASNs visible in the Routing Table:            13
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            388
      Number of addresses announced to Internet:                   2807919940
          Equivalent to 167 /8s, 93 /16s and 117 /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:      193326
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   150247
          Total APNIC prefixes after maximum aggregation:               42132
          APNIC Deaggregation factor:                                    3.57
      Prefixes being announced from the APNIC address blocks:          160679
          Unique aggregates announced from the APNIC address blocks:    65668
      APNIC Region origin ASes present in the Internet Routing Table:    5167
          APNIC Prefixes per ASN:                                       31.10
      APNIC Region origin ASes announcing only one prefix:               1184
      APNIC Region transit ASes present in the Internet Routing Table:    912
      Average APNIC Region AS path length visible:                        4.4
          Max APNIC Region AS path length visible:                         41
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   2000
      Number of APNIC addresses announced to Internet:              752212548
          Equivalent to 44 /8s, 213 /16s and 218 /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:                    180699
          Total ARIN prefixes after maximum aggregation:                89549
          ARIN Deaggregation factor:                                     2.02
      Prefixes being announced from the ARIN address blocks:           185776
          Unique aggregates announced from the ARIN address blocks:     88178
      ARIN Region origin ASes present in the Internet Routing Table:    16390
          ARIN Prefixes per ASN:                                        11.33
      ARIN Region origin ASes announcing only one prefix:                5863
      ARIN Region transit ASes present in the Internet Routing Table:    1716
      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:    1133
      Number of ARIN addresses announced to Internet:              1101654336
          Equivalent to 65 /8s, 169 /16s and 233 /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:                    142165
          Total RIPE prefixes after maximum aggregation:                70048
          RIPE Deaggregation factor:                                     2.03
      Prefixes being announced from the RIPE address blocks:           150969
          Unique aggregates announced from the RIPE address blocks:     92852
      RIPE Region origin ASes present in the Internet Routing Table:    18064
          RIPE Prefixes per ASN:                                         8.36
      RIPE Region origin ASes announcing only one prefix:                7900
      RIPE Region transit ASes present in the Internet Routing Table:    3001
      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:    4649
      Number of RIPE addresses announced to Internet:               704560256
          Equivalent to 41 /8s, 254 /16s and 188 /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:                   62059
          Total LACNIC prefixes after maximum aggregation:              12263
          LACNIC Deaggregation factor:                                   5.06
      Prefixes being announced from the LACNIC address blocks:          76192
          Unique aggregates announced from the LACNIC address blocks:   35932
      LACNIC Region origin ASes present in the Internet Routing Table:   2472
          LACNIC Prefixes per ASN:                                      30.82
      LACNIC Region origin ASes announcing only one prefix:               582
      LACNIC Region transit ASes present in the Internet Routing Table:   557
      Average LACNIC Region AS path length visible:                       4.8
          Max LACNIC Region AS path length visible:                        22
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2409
      Number of LACNIC addresses announced to Internet:             170805824
          Equivalent to 10 /8s, 46 /16s and 74 /24s
          Percentage of available LACNIC address space announced:       101.8
      
      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:                  14252
          Total AfriNIC prefixes after maximum aggregation:              3198
          AfriNIC Deaggregation factor:                                  4.46
      Prefixes being announced from the AfriNIC address blocks:         16118
          Unique aggregates announced from the AfriNIC address blocks:   5740
      AfriNIC Region origin ASes present in the Internet Routing Table:   743
          AfriNIC Prefixes per ASN:                                     21.69
      AfriNIC Region origin ASes announcing only one prefix:              186
      AfriNIC Region transit ASes present in the Internet Routing Table:  173
      Average AfriNIC Region AS path length visible:                      4.6
          Max AfriNIC Region AS path length visible:                       21
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  205
      Number of AfriNIC addresses announced to Internet:             78315008
          Equivalent to 4 /8s, 170 /16s and 254 /24s
          Percentage of available AfriNIC address space announced:       77.8
      
      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     5591       4192          76   China Education and Research 
       7545     3269        353         203   TPG Telecom Limited
       4766     3159      11145        1119   Korea Telecom
      17974     2919        914          96   PT Telekomunikasi Indonesia
       9829     2481       1457         447   National Internet Backbone
       4755     2096        432         241   TATA Communications formerly 
       9808     1843       8717          30   Guangdong Mobile Communicatio
       4808     1658       2300         539   CNCGROUP IP network China169 
       9583     1507        121         563   Sify Limited
      38197     1474         91         207   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     3312       2948         143   Cox Communications Inc.
       6389     2320       3687          42   BellSouth.net Inc.
      18566     2209        394         276   MegaPath Corporation
      20115     1924       1937         404   Charter Communications
      30036     1747        343         279   Mediacom Communications Corp
       6983     1690        849         231   EarthLink, Inc.
       4323     1566       1004         384   tw telecom holdings, inc.
        209     1549       4620        1232   Qwest Communications Company,
        701     1294      10686         702   MCI Communications Services, 
      11492     1281        240         602   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     2408        915        1751   Akamai International B.V.
      34984     1964        323         414   TELLCOM ILETISIM HIZMETLERI A
       8551     1606        376          55   Bezeq International-Ltd
       6849     1152        355          21   JSC "Ukrtelecom"
      12479     1151        981          86   France Telecom Espana SA
      13188     1079         98          68   TOV "Bank-Inform"
       8402     1051        544          15   OJSC "Vimpelcom"
      31148     1035         47          41   Freenet Ltd.
       9198      941        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     3441        538         188   Telmex Colombia S.A.
       8151     2219       3318         543   Uninet S.A. de C.V.
       7303     1512        940         241   Telecom Argentina S.A.
      11830     1477        368          51   Instituto Costarricense de El
       6503     1434        453          56   Axtel, S.A.B. de C.V.
       6147     1057        377          27   Telefonica del Peru S.A.A.
       3816      995        478         185   COLOMBIA TELECOMUNICACIONES S
      26615      995       2325          34   Tim Celular S.A.
       7738      987       1882          40   Telemar Norte Leste S.A.
      28573      881       2177         159   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     1231        402          40   Link Egypt (Link.NET)
      37611      646         48           2   Afrihost-Brevis Computer Serv
      36903      587        295         101   Office National des Postes et
       8452      559       1472          15   TE-AS
      36992      509       1357          25   ETISALAT MISR
      37492      394        234          67   Orange Tunisie
      24835      329        210          13   Vodafone Data
      29571      281         37          12   Cote d'Ivoire Telecom
       2018      256        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     5591       4192          76   China Education and Research 
      10620     3441        538         188   Telmex Colombia S.A.
      22773     3312       2948         143   Cox Communications Inc.
       7545     3269        353         203   TPG Telecom Limited
       4766     3159      11145        1119   Korea Telecom
      17974     2919        914          96   PT Telekomunikasi Indonesia
      39891     2708        143          10   SaudiNet, Saudi Telecom Compa
       9829     2481       1457         447   National Internet Backbone
      20940     2408        915        1751   Akamai International B.V.
       6389     2320       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      3441        3253      Telmex Colombia S.A.
      22773      3312        3169      Cox Communications Inc.
       7545      3269        3066      TPG Telecom Limited
      17974      2919        2823      PT Telekomunikasi Indonesia
      39891      2708        2698      SaudiNet, Saudi Telecom Compa
       6389      2320        2278      BellSouth.net Inc.
       4766      3159        2040      Korea Telecom
       9829      2481        2034      National Internet Backbone
      18566      2209        1933      MegaPath Corporation
       4755      2096        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
      27205   UNALLOCATED  8.38.20.0/24         32787       Prolexic Technologie
      27205   UNALLOCATED  8.38.22.0/24         32787       Prolexic Technologie
      
      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<<
      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<<
      41.73.5.0/24         37004     >>UNKNOWN<<
      41.73.6.0/24         37004     >>UNKNOWN<<
      41.73.7.0/24         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     /14:1030    /15:1758    /16:12968   /17:7585    /18:12769   
      /19:25869   /20:38183   /21:39943   /22:65247   /23:56880   /24:325249  
      /25:556     /26:598     /27:420     /28:43      /29:32      /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     2495          3312      Cox Communications Inc.
      18566     2111          2209      MegaPath Corporation
      30036     1562          1747      Mediacom Communications Corp
       6389     1485          2320      BellSouth.net Inc.
      10620     1346          3441      Telmex Colombia S.A.
       6983     1340          1690      EarthLink, Inc.
      34984     1249          1964      TELLCOM ILETISIM HIZMETLERI A
      11492     1183          1281      CABLE ONE, INC.
       8551     1103          1606      Bezeq International-Ltd
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1585      2:730       4:21        5:2058      6:28        8:950    
        12:1775     13:39       14:1673     15:45       16:2        17:79     
        18:87       20:48       23:1462     24:1778     27:2268     31:1748   
        32:57       33:2        34:2        35:5        36:283      37:2258   
        38:1212     39:24       40:87       41:2768     42:395      43:1708   
        44:42       45:1799     46:2507     47:74       49:1140     50:840    
        51:14       52:144      54:221      55:3        56:6        57:45     
        58:1533     59:867      60:346      61:1810     62:1489     63:1917   
        64:4471     65:2144     66:4273     67:2155     68:1087     69:3249   
        70:1060     71:468      72:1984     74:2545     75:339      76:418    
        77:1371     78:1265     79:1029     80:1316     81:1350     82:931    
        83:688      84:820      85:1574     86:467      87:1037     88:560    
        89:1971     90:167      91:6040     92:867      93:2321     94:2315   
        95:2291     96:476      97:359      98:943      99:45      100:72     
       101:1026    103:10417   104:2371    105:149     106:397     107:1096   
       108:683     109:2291    110:1244    111:1655    112:958     113:1166   
       114:1045    115:1556    116:1609    117:1431    118:2025    119:1593   
       120:521     121:1163    122:2223    123:2011    124:1566    125:1753   
       128:702     129:377     130:411     131:1319    132:621     133:174    
       134:450     135:123     136:373     137:354     138:1712    139:248    
       140:374     141:464     142:655     143:893     144:628     145:162    
       146:856     147:688     148:1469    149:500     150:653     151:753    
       152:608     153:269     154:599     155:949     156:491     157:476    
       158:345     159:1104    160:459     161:744     162:2280    163:534    
       164:753     165:1044    166:312     167:1099    168:1730    169:638    
       170:1572    171:272     172:526     173:1697    174:731     175:722    
       176:1678    177:3984    178:2211    179:1151    180:2068    181:1743   
       182:1905    183:689     184:794     185:6207    186:3131    187:2108   
       188:2124    189:1754    190:7714    191:1218    192:8939    193:5726   
       194:4365    195:3767    196:1722    197:1089    198:5554    199:5661   
       200:6924    201:3724    202:10173   203:9618    204:4653    205:2714   
       206:3013    207:3101    208:4047    209:3791    210:3920    211:2012   
       212:2663    213:2189    214:843     215:72      216:5776    217:1924   
       218:765     219:562     220:1672    221:857     222:659     223:971    
      
      
      End of report