[apops] Weekly Routing Table Report

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  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 9 May 2015 04:12:03 +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,
      CaribNOG and the RIPE Routing Working Group.
      
      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 May, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              543336
          Prefixes after maximum aggregation (per Origin AS):          207090
          Deaggregation factor:                                          2.62
          Unique aggregates announced (without unneeded subnets):      264470
      Total ASes present in the Internet Routing Table:                 50256
          Prefixes per ASN:                                             10.81
      Origin-only ASes present in the Internet Routing Table:           36631
      Origin ASes announcing only one prefix:                           16305
      Transit ASes present in the Internet Routing Table:                6324
      Transit-only ASes present in the Internet Routing Table:            178
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      44
          Max AS path prepend of ASN ( 55944)                              41
      Prefixes from unregistered ASNs in the Routing Table:              1204
          Unregistered ASNs in the Routing Table:                         416
      Number of 32-bit ASNs allocated by the RIRs:                       9411
      Number of 32-bit ASNs visible in the Routing Table:                7301
      Prefixes from 32-bit ASNs in the Routing Table:                   26590
      Number of bogon 32-bit ASNs visible in the Routing Table:             4
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            387
      Number of addresses announced to Internet:                   2741486624
          Equivalent to 163 /8s, 103 /16s and 196 /24s
          Percentage of available address space announced:               74.0
          Percentage of allocated address space announced:               74.0
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               97.3
      Total number of prefixes smaller than registry allocations:      182274
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   134135
          Total APNIC prefixes after maximum aggregation:               39069
          APNIC Deaggregation factor:                                    3.43
      Prefixes being announced from the APNIC address blocks:          140281
          Unique aggregates announced from the APNIC address blocks:    56940
      APNIC Region origin ASes present in the Internet Routing Table:    5035
          APNIC Prefixes per ASN:                                       27.86
      APNIC Region origin ASes announcing only one prefix:               1207
      APNIC Region transit ASes present in the Internet Routing Table:    879
      Average APNIC Region AS path length visible:                        4.4
          Max APNIC Region AS path length visible:                         44
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1422
      Number of APNIC addresses announced to Internet:              747744256
          Equivalent to 44 /8s, 145 /16s and 172 /24s
          Percentage of available APNIC address space announced:         87.4
      
      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:                    178748
          Total ARIN prefixes after maximum aggregation:                87933
          ARIN Deaggregation factor:                                     2.03
      Prefixes being announced from the ARIN address blocks:           181253
          Unique aggregates announced from the ARIN address blocks:     84396
      ARIN Region origin ASes present in the Internet Routing Table:    16587
          ARIN Prefixes per ASN:                                        10.93
      ARIN Region origin ASes announcing only one prefix:                6111
      ARIN Region transit ASes present in the Internet Routing Table:    1732
      Average ARIN Region AS path length visible:                         3.8
          Max ARIN Region AS path length visible:                          24
      Number of ARIN region 32-bit ASNs visible in the Routing Table:     428
      Number of ARIN addresses announced to Internet:              1065588512
          Equivalent to 63 /8s, 131 /16s and 151 /24s
          Percentage of available ARIN address space announced:          56.4
      
      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:                    131752
          Total RIPE prefixes after maximum aggregation:                65746
          RIPE Deaggregation factor:                                     2.00
      Prefixes being announced from the RIPE address blocks:           138163
          Unique aggregates announced from the RIPE address blocks:     85193
      RIPE Region origin ASes present in the Internet Routing Table:    17949
          RIPE Prefixes per ASN:                                         7.70
      RIPE Region origin ASes announcing only one prefix:                8153
      RIPE Region transit ASes present in the Internet Routing Table:    2966
      Average RIPE Region AS path length visible:                         4.9
          Max RIPE Region AS path length visible:                          34
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    3677
      Number of RIPE addresses announced to Internet:               694977792
          Equivalent to 41 /8s, 108 /16s and 133 /24s
          Percentage of available RIPE address space announced:         101.0
      
      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, 196608-202239
      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:                   59063
          Total LACNIC prefixes after maximum aggregation:              11226
          LACNIC Deaggregation factor:                                   5.26
      Prefixes being announced from the LACNIC address blocks:          69131
          Unique aggregates announced from the LACNIC address blocks:   32433
      LACNIC Region origin ASes present in the Internet Routing Table:   2436
          LACNIC Prefixes per ASN:                                      28.38
      LACNIC Region origin ASes announcing only one prefix:               631
      LACNIC Region transit ASes present in the Internet Routing Table:   502
      Average LACNIC Region AS path length visible:                       4.9
          Max LACNIC Region AS path length visible:                        25
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  1663
      Number of LACNIC addresses announced to Internet:             167684864
          Equivalent to 9 /8s, 254 /16s and 171 /24s
          Percentage of available LACNIC address space announced:        99.9
      
      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:                  12878
          Total AfriNIC prefixes after maximum aggregation:              3071
          AfriNIC Deaggregation factor:                                  4.19
      Prefixes being announced from the AfriNIC address blocks:         14121
          Unique aggregates announced from the AfriNIC address blocks:   5174
      AfriNIC Region origin ASes present in the Internet Routing Table:   739
          AfriNIC Prefixes per ASN:                                     19.11
      AfriNIC Region origin ASes announcing only one prefix:              203
      AfriNIC Region transit ASes present in the Internet Routing Table:  161
      Average AfriNIC Region AS path length visible:                      4.5
          Max AfriNIC Region AS path length visible:                       24
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  111
      Number of AfriNIC addresses announced to Internet:             65175552
          Equivalent to 3 /8s, 226 /16s and 128 /24s
          Percentage of available AfriNIC address space announced:       64.7
      
      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
       4766     2927      11557         912   Korea Telecom
      17974     2766        904          81   PT Telekomunikasi Indonesia
       7545     2578        336         129   TPG Telecom Limited
       4755     2014        422         215   TATA Communications formerly 
       4538     1908       4190          72   China Education and Research 
       9829     1637       1322          58   National Internet Backbone
       9808     1574       8717          28   Guangdong Mobile Communicatio
       4808     1428       2241         455   CNCGROUP IP network China169 
       9583     1416        117         577   Sify Limited
       9498     1332        334          97   BHARTI Airtel Ltd.
      
      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     3031       2955         140   Cox Communications Inc.
       6389     2801       3688          51   BellSouth.net Inc.
       3356     2553      10684         479   Level 3 Communications, Inc.
      18566     2036        378         181   MegaPath Corporation
      20115     1879       1846         429   Charter Communications
       6983     1752        866         246   EarthLink, Inc.
       4323     1615       1022         410   tw telecom holdings, inc.
      30036     1531        311         493   Mediacom Communications Corp
        701     1390      11290         679   MCI Communications Services, 
      22561     1355        413         248   CenturyTel Internet Holdings,
      
      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     2472        128           6   SaudiNet, Saudi Telecom Compa
      34984     1967        304         367   TELLCOM ILETISIM HIZMETLERI A
      20940     1826        708        1338   Akamai International B.V.
       6849     1213        356          24   JSC "Ukrtelecom"
      31148     1049         45          23   Freenet Ltd.
      13188     1035         96          68   TOV "Bank-Inform"
       8402     1032        544          15   OJSC "Vimpelcom"
      12479      925        867          80   France Telecom Espana SA
       8551      885        373          48   Bezeq International-Ltd
       9198      857        346          30   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     3226        527         184   Telmex Colombia S.A.
      28573     2319       2169         117   NET Serviços de Comunicação S
       7303     1660       1044         242   Telecom Argentina S.A.
       8151     1602       3206         454   Uninet S.A. de C.V.
       6503     1250        421          54   Axtel, S.A.B. de C.V.
       6147     1222        374          30   Telefonica del Peru S.A.A.
       7738      999       1882          41   Telemar Norte Leste S.A.
      26615      964       2325          35   Tim Celular S.A.
       3816      920        418         155   COLOMBIA TELECOMUNICACIONES S
      18881      868       1036          22   Global Village Telecom
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       8452     1805        958          13   TE-AS
      24863      960        284          27   Link Egypt (Link.NET)
      36903      466        235         119   Office National des Postes et
      36992      419       1229          32   ETISALAT MISR
      37492      302        155          72   Orange Tunisie
      24835      300        144           9   Vodafone Data
       3741      250        857         208   Internet Solutions
      29571      235         21          12   Cote d'Ivoire Telecom
      36947      202        807          13   Telecom Algeria
      37054      181         19           6   Data Telecom Service
      
      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
      10620     3226        527         184   Telmex Colombia S.A.
      22773     3031       2955         140   Cox Communications Inc.
       4766     2927      11557         912   Korea Telecom
       6389     2801       3688          51   BellSouth.net Inc.
      17974     2766        904          81   PT Telekomunikasi Indonesia
       7545     2578        336         129   TPG Telecom Limited
       3356     2553      10684         479   Level 3 Communications, Inc.
      39891     2472        128           6   SaudiNet, Saudi Telecom Compa
      28573     2319       2169         117   NET Serviços de Comunicação S
      18566     2036        378         181   MegaPath Corporation
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      22773      3031        2891      Cox Communications Inc.
       6389      2801        2750      BellSouth.net Inc.
      17974      2766        2685      PT Telekomunikasi Indonesia
      39891      2472        2466      SaudiNet, Saudi Telecom Compa
       7545      2578        2449      TPG Telecom Limited
      28573      2319        2202      NET Serviços de Comunicação S
       3356      2553        2074      Level 3 Communications, Inc.
       4766      2927        2015      Korea Telecom
      18566      2036        1855      MegaPath Corporation
       4538      1908        1836      China Education and Research 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      30662   UNALLOCATED  8.2.129.0/24          3356       Level 3 Communicatio
      53506   UNALLOCATED  8.17.102.0/23         3356       Level 3 Communicatio
      46467   UNALLOCATED  8.19.192.0/24        46887       Lightower Fiber Netw
      18985   UNALLOCATED  8.21.68.0/22          3356       Level 3 Communicatio
      46473   UNALLOCATED  8.27.122.0/24        12180       Internap Network Ser
      46473   UNALLOCATED  8.27.124.0/24        12180       Internap Network Ser
      27205   UNALLOCATED  8.38.16.0/21          6461       Abovenet Communicati
      15347   UNALLOCATED  8.224.147.0/24       12064       Cox Communications I
      33628   UNALLOCATED  12.0.239.0/24         1239       Sprint
      32805   UNALLOCATED  12.1.225.0/24         7018       AT&T Services, Inc.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      5.100.241.0/24       23456     32bit Transition AS
      23.226.112.0/20      62788     >>UNKNOWN<<
      27.100.7.0/24        56096     >>UNKNOWN<<
      31.217.248.0/21      44902     COVAGE NETWORKS SASU
      41.73.1.0/24         37004     >>UNKNOWN<<
      41.73.10.0/24        37004     >>UNKNOWN<<
      41.73.11.0/24        37004     >>UNKNOWN<<
      41.73.12.0/24        37004     >>UNKNOWN<<
      41.73.13.0/24        37004     >>UNKNOWN<<
      41.73.15.0/24        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       /9:12      /10:34      /11:94      /12:264     
      /13:505     /14:1006    /15:1713    /16:12969   /17:7208    /18:12292   
      /19:25282   /20:35936   /21:38557   /22:59396   /23:51660   /24:293364  
      /25:1134    /26:1132    /27:716     /28:14      /29:12      /30:7       
      /31:0       /32:13      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      39891     2432          2472      SaudiNet, Saudi Telecom Compa
      22773     2243          3031      Cox Communications Inc.
      18566     1992          2036      MegaPath Corporation
       6389     1644          2801      BellSouth.net Inc.
       6983     1398          1752      EarthLink, Inc.
      30036     1371          1531      Mediacom Communications Corp
      34984     1287          1967      TELLCOM ILETISIM HIZMETLERI A
      10620     1138          3226      Telmex Colombia S.A.
      11492     1113          1189      CABLE ONE, INC.
       8452     1106          1805      TE-AS
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1483      2:675       4:94        5:1793      6:24        8:1418   
        11:1        12:1822     13:10       14:1331     15:17       16:2      
        17:43       18:21       20:48       23:1217     24:1705     27:1891   
        31:1562     32:38       33:2        34:5        35:3        36:118    
        37:1908     38:1027     39:5        40:251      41:3075     42:322    
        43:1261     44:26       45:504      46:2161     47:40       49:902    
        50:802      52:12       54:73       55:6        56:8        57:36     
        58:1276     59:717      60:473      61:1750     62:1332     63:1914   
        64:4406     65:2253     66:4043     67:2072     68:1052     69:3257   
        70:981      71:448      72:1954     74:2649     75:335      76:423    
        77:1413     78:1182     79:796      80:1334     81:1349     82:810    
        83:691      84:716      85:1347     86:392      87:1027     88:516    
        89:1826     90:151      91:5980     92:829      93:2226     94:2044   
        95:2114     96:429      97:353      98:1055     99:49      100:68     
       101:822     103:7361    104:1682    105:65      106:244     107:952    
       108:623     109:2046    110:1095    111:1488    112:794     113:1149   
       114:817     115:1264    116:1355    117:1055    118:1806    119:1450   
       120:448     121:1076    122:2141    123:1809    124:1507    125:1579   
       128:637     129:384     130:398     131:1189    132:488     133:174    
       134:425     135:107     136:327     137:315     138:687     139:149    
       140:239     141:442     142:670     143:501     144:565     145:115    
       146:699     147:590     148:1151    149:432     150:564     151:610    
       152:494     153:243     154:463     155:848     156:406     157:463    
       158:320     159:996     160:379     161:652     162:1923    163:419    
       164:670     165:690     166:304     167:821     168:1293    169:168    
       170:1471    171:261     172:45      173:1502    174:708     175:680    
       176:1247    177:3780    178:2155    179:877     180:1930    181:1596   
       182:1757    183:617     184:734     185:3429    186:2635    187:1742   
       188:2016    189:1586    190:7486    191:961     192:8315    193:5590   
       194:4126    195:3621    196:1706    197:1072    198:5549    199:5547   
       200:6635    201:3018    202:9444    203:9120    204:4678    205:2839   
       206:3090    207:2973    208:3942    209:3966    210:3536    211:1863   
       212:2509    213:2323    214:865     215:71      216:5582    217:1820   
       218:691     219:459     220:1445    221:787     222:478     223:677    
      
      
      End of report