[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, 31 May 2014 04:11:41 +1000 (EST)
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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, LacNOG,
      TRNOG, 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 31 May, 2014
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              496757
          Prefixes after maximum aggregation:                          194283
          Deaggregation factor:                                          2.56
          Unique aggregates announced to Internet:                     245269
      Total ASes present in the Internet Routing Table:                 46953
          Prefixes per ASN:                                             10.58
      Origin-only ASes present in the Internet Routing Table:           35820
      Origin ASes announcing only one prefix:                           16321
      Transit ASes present in the Internet Routing Table:                6117
      Transit-only ASes present in the Internet Routing Table:            171
      Average AS path length visible in the Internet Routing Table:       4.6
          Max AS path length visible:                                      53
          Max AS path prepend of ASN ( 50404)                              51
      Prefixes from unregistered ASNs in the Routing Table:              1760
          Unregistered ASNs in the Routing Table:                         454
      Number of 32-bit ASNs allocated by the RIRs:                       6751
      Number of 32-bit ASNs visible in the Routing Table:                5016
      Prefixes from 32-bit ASNs in the Routing Table:                   17046
      Number of bogon 32-bit ASNs visible in the Routing Table:           182
      Special use prefixes present in the Routing Table:                   14
      Prefixes being announced from unallocated address space:            426
      Number of addresses announced to Internet:                   2691437568
          Equivalent to 160 /8s, 108 /16s and 20 /24s
          Percentage of available address space announced:               72.7
          Percentage of allocated address space announced:               72.7
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               96.5
      Total number of prefixes smaller than registry allocations:      172289
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   118346
          Total APNIC prefixes after maximum aggregation:               35205
          APNIC Deaggregation factor:                                    3.36
      Prefixes being announced from the APNIC address blocks:          121399
          Unique aggregates announced from the APNIC address blocks:    50818
      APNIC Region origin ASes present in the Internet Routing Table:    4941
          APNIC Prefixes per ASN:                                       24.57
      APNIC Region origin ASes announcing only one prefix:               1229
      APNIC Region transit ASes present in the Internet Routing Table:    868
      Average APNIC Region AS path length visible:                        4.7
          Max APNIC Region AS path length visible:                         24
      Number of APNIC region 32-bit ASNs visible in the Routing Table:    960
      Number of APNIC addresses announced to Internet:              733707136
          Equivalent to 43 /8s, 187 /16s and 123 /24s
          Percentage of available APNIC address space announced:         85.7
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                             58368-59391, 63488-63999, 131072-133631
      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:                    168392
          Total ARIN prefixes after maximum aggregation:                83486
          ARIN Deaggregation factor:                                     2.02
      Prefixes being announced from the ARIN address blocks:           170004
          Unique aggregates announced from the ARIN address blocks:     79409
      ARIN Region origin ASes present in the Internet Routing Table:    16285
          ARIN Prefixes per ASN:                                        10.44
      ARIN Region origin ASes announcing only one prefix:                6114
      ARIN Region transit ASes present in the Internet Routing Table:    1685
      Average ARIN Region AS path length visible:                         4.0
          Max ARIN Region AS path length visible:                          20
      Number of ARIN region 32-bit ASNs visible in the Routing Table:     112
      Number of ARIN addresses announced to Internet:              1076222976
          Equivalent to 64 /8s, 37 /16s and 220 /24s
          Percentage of available ARIN address space announced:          56.9
      
      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, 393216-394239
      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:                    123795
          Total RIPE prefixes after maximum aggregation:                62795
          RIPE Deaggregation factor:                                     1.97
      Prefixes being announced from the RIPE address blocks:           128358
          Unique aggregates announced from the RIPE address blocks:     81051
      RIPE Region origin ASes present in the Internet Routing Table:    17694
          RIPE Prefixes per ASN:                                         7.25
      RIPE Region origin ASes announcing only one prefix:                8248
      RIPE Region transit ASes present in the Internet Routing Table:    2883
      Average RIPE Region AS path length visible:                         5.0
          Max RIPE Region AS path length visible:                          53
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    2714
      Number of RIPE addresses announced to Internet:               658556544
          Equivalent to 39 /8s, 64 /16s and 198 /24s
          Percentage of available RIPE address space announced:          95.7
      
      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:                   57046
          Total LACNIC prefixes after maximum aggregation:              10096
          LACNIC Deaggregation factor:                                   5.65
      Prefixes being announced from the LACNIC address blocks:          63836
          Unique aggregates announced from the LACNIC address blocks:   29229
      LACNIC Region origin ASes present in the Internet Routing Table:   2102
          LACNIC Prefixes per ASN:                                      30.37
      LACNIC Region origin ASes announcing only one prefix:               531
      LACNIC Region transit ASes present in the Internet Routing Table:   438
      Average LACNIC Region AS path length visible:                       4.6
          Max LACNIC Region AS path length visible:                        25
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  1198
      Number of LACNIC addresses announced to Internet:             164221696
          Equivalent to 9 /8s, 201 /16s and 211 /24s
          Percentage of available LACNIC address space announced:        97.9
      
      LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                             61440-61951, 262144-263679 plus 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:                  12030
          Total AfriNIC prefixes after maximum aggregation:              2664
          AfriNIC Deaggregation factor:                                  4.52
      Prefixes being announced from the AfriNIC address blocks:         12734
          Unique aggregates announced from the AfriNIC address blocks:   4382
      AfriNIC Region origin ASes present in the Internet Routing Table:   719
          AfriNIC Prefixes per ASN:                                     17.71
      AfriNIC Region origin ASes announcing only one prefix:              199
      AfriNIC Region transit ASes present in the Internet Routing Table:  156
      Average AfriNIC Region AS path length visible:                      4.7
          Max AfriNIC Region AS path length visible:                       25
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   32
      Number of AfriNIC addresses announced to Internet:             56025600
          Equivalent to 3 /8s, 86 /16s and 226 /24s
          Percentage of available AfriNIC address space announced:       55.7
      
      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     2940      11591         922   Korea Telecom
      17974     2793        899          72   PT Telekomunikasi Indonesia
       7545     2233        320         117   TPG Telecom Limited
       4755     1855        396         199   TATA Communications formerly 
       9829     1652       1307          32   National Internet Backbone
       9583     1302        101         535   Sify Limited
       9498     1260        314          84   BHARTI Airtel Ltd.
       7552     1234       1090          14   Viettel Corporation
       4808     1216       2148         360   CNCGROUP IP network China169 
      24560     1144        393         188   Bharti Airtel Ltd., Telemedia
      
      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
       6389     2960       3688          53   BellSouth.net Inc.
      22773     2438       2937         134   Cox Communications Inc.
       1785     2146        684         138   PaeTec Communications, Inc.
      18566     2047        379         178   MegaPath Corporation
      20115     1703       1687         571   Charter Communications
       4323     1631       1073         414   tw telecom holdings, inc.
        701     1447      11189         733   MCI Communications Services, 
      30036     1417        310         546   Mediacom Communications Corp
       6983     1325        800         306   ITC^Deltacom
      22561     1307        402         232   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
      34984     1706        264         275   TELLCOM ILETISIM HIZMETLERI A
       8402     1461        544          16   OJSC "Vimpelcom"
      20940     1385        535        1030   Akamai International B.V.
      13188     1031        100          28   TOV "Bank-Inform"
      31148     1018         45          19   Freenet Ltd.
       8551      956        370          40   Bezeq International-Ltd
       6849      823        357          28   JSC "Ukrtelecom"
       6830      759       2333         420   Liberty Global Operations B.V
      12479      730        795          57   France Telecom Espana SA
       9198      576        344          28   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
      28573     3808       1996         100   NET Serviços de Comunicação S
      10620     2874        464         191   Telmex Colombia S.A.
      18881     2015        972          21   Global Village Telecom
       7303     1760       1175         229   Telecom Argentina S.A.
       8151     1408       2949         410   Uninet S.A. de C.V.
       6503     1105        434          61   Axtel, S.A.B. de C.V.
       7738      979       1882          41   Telemar Norte Leste S.A.
      27947      885        114          50   Telconet S.A
      26615      861       2325          35   Tim Celular S.A.
       3816      827        339         137   COLOMBIA TELECOMUNICACIONES 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
      36998     1114        240           6   Sudanese Mobile Telephone (ZA
      24863      961        280          26   Link Egypt (Link.NET)
       6713      615        727          32   Office National des Postes et
       8452      587        958          13   TE-AS
      24835      304        144           9   Vodafone Data
      36992      300        783          24   ETISALAT MISR
      37054      250         19           6   Data Telecom Service
       3741      248        921         209   Internet Solutions
      29571      225         22          16   Cote d'Ivoire Telecom
      29975      192        668          21   Vodacom
      
      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
      28573     3808       1996         100   NET Serviços de Comunicação S
       6389     2960       3688          53   BellSouth.net Inc.
       4766     2940      11591         922   Korea Telecom
      10620     2874        464         191   Telmex Colombia S.A.
      17974     2793        899          72   PT Telekomunikasi Indonesia
      22773     2438       2937         134   Cox Communications Inc.
       7545     2233        320         117   TPG Telecom Limited
       1785     2146        684         138   PaeTec Communications, Inc.
      18566     2047        379         178   MegaPath Corporation
      18881     2015        972          21   Global Village Telecom
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       6389      2960        2907      BellSouth.net Inc.
      17974      2793        2721      PT Telekomunikasi Indonesia
      10620      2874        2683      Telmex Colombia S.A.
      22773      2438        2304      Cox Communications Inc.
       7545      2233        2116      TPG Telecom Limited
       4766      2940        2018      Korea Telecom
       1785      2146        2008      PaeTec Communications, Inc.
      18881      2015        1994      Global Village Telecom
      18566      2047        1869      MegaPath Corporation
       4755      1855        1656      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
      65456   PRIVATE      5.109.32.0/19        23456       32bit Transition AS
      65456   PRIVATE      5.109.96.0/19        23456       32bit Transition AS
      30662   UNALLOCATED  8.2.129.0/24          3356       Level 3 Communicatio
      53506   UNALLOCATED  8.17.102.0/23         2828       XO Communications
      20260   UNALLOCATED  8.25.160.0/24         3356       Level 3 Communicatio
      20260   UNALLOCATED  8.25.161.0/24         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
      22511   UNALLOCATED  8.28.225.0/24         2828       XO Communications
      22511   UNALLOCATED  8.36.68.0/24          2828       XO Communications
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Prefixes from private and non-routed address space (Global)
      -----------------------------------------------------------
      
      Prefix             Origin AS  Description
      100.64.111.0/24      25019     Autonomus System Number for S
      100.88.0.0/16         6697     Republican Unitary Telecommun
      100.89.0.0/16         6697     Republican Unitary Telecommun
      100.90.0.0/16         6697     Republican Unitary Telecommun
      100.91.0.0/16         6697     Republican Unitary Telecommun
      100.92.0.0/16         6697     Republican Unitary Telecommun
      100.93.0.0/16         6697     Republican Unitary Telecommun
      100.94.0.0/16         6697     Republican Unitary Telecommun
      100.95.0.0/16         6697     Republican Unitary Telecommun
      100.96.0.0/14         6697     Republican Unitary Telecommun
      
      Complete listing at http://thyme.rand.apnic.net/current/data-dsua
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      27.100.7.0/24        56096     >>UNKNOWN<<
      41.73.1.0/24         37004     >>UNKNOWN<<
      41.73.2.0/24         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<<
      41.73.14.0/24        37004     >>UNKNOWN<<
      41.73.15.0/24        37004     >>UNKNOWN<<
      41.73.16.0/24        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      /10:30      /11:91      /12:258     
      /13:489     /14:979     /15:1704    /16:12976   /17:6888    /18:11729   
      /19:24495   /20:34503   /21:36968   /22:52961   /23:46528   /24:264033  
      /25:774     /26:919     /27:384     /28:13      /29:5       /30:0       
      /31:0       /32:2       
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566     2002          2047      MegaPath Corporation
       6389     1694          2960      BellSouth.net Inc.
      22773     1690          2438      Cox Communications Inc.
      30036     1254          1417      Mediacom Communications Corp
      11492     1176          1216      CABLE ONE, INC.
       1785     1167          2146      PaeTec Communications, Inc.
       8402     1161          1461      OJSC "Vimpelcom"
      36998     1080          1114      Sudanese Mobile Telephone (ZA
       6983     1042          1325      ITC^Deltacom
      34984     1036          1706      TELLCOM ILETISIM HIZMETLERI A
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1134      2:664       3:3         4:15        5:1020      6:19     
         8:745      12:1845     13:3        14:1001     15:13       16:2      
        17:34       18:21       20:38       23:885      24:1739     25:1      
        27:1767     31:1476     32:43       33:2        34:5        36:137    
        37:1900     38:950      39:7        40:202      41:3229     42:253    
        44:11       46:2097     47:21       49:704      50:936      52:12     
        54:48       55:10       57:29       58:1223     59:605      60:401    
        61:1547     62:1248     63:1961     64:4363     65:2290     66:4186   
        67:2073     68:1055     69:3333     70:857      71:438      72:2017   
        74:2653     75:324      76:421      77:1684     78:863      79:695    
        80:1289     81:1150     82:751      83:760      84:734      85:1314   
        86:461      87:1169     88:486      89:1826     90:141      91:5696   
        92:694      93:1750     94:2031     95:1511     96:526      97:363    
        98:1081     99:48      100:55      101:813     103:4982    105:539    
       106:168     107:616     108:586     109:2027    110:968     111:1302   
       112:655     113:845     114:864     115:1122    116:1074    117:943    
       118:1407    119:1387    120:390     121:824     122:2029    123:1311   
       124:1450    125:1400    128:571     129:341     130:347     131:662    
       132:404     133:163     134:319     135:74      136:259     137:296    
       138:357     139:165     140:211     141:375     142:572     143:453    
       144:507     145:104     146:621     147:472     148:909     149:361    
       150:168     151:739     152:440     153:219     154:298     155:487    
       156:343     157:336     158:244     159:896     160:329     161:558    
       162:1487    163:236     164:692     165:605     166:280     167:620    
       168:1056    169:124     170:1431    171:187     172:21      173:1648   
       174:708     175:603     176:1406    177:3083    178:2015    179:631    
       180:1741    181:1143    182:1570    183:526     184:710     185:1706   
       186:2888    187:1575    188:1935    189:1456    190:7552    191:370    
       192:7286    193:5508    194:4029    195:3502    196:1384    197:666    
       198:5076    199:5507    200:6232    201:2559    202:9017    203:8906   
       204:4583    205:2666    206:2930    207:2978    208:3992    209:3744   
       210:3093    211:1689    212:2293    213:2056    214:871     215:86     
       216:5539    217:1690    218:584     219:321     220:1284    221:613    
       222:352     223:596    
      
      End of report