[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, 26 Apr 2014 04:12:48 +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 26 Apr, 2014
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              493063
          Prefixes after maximum aggregation:                          193477
          Deaggregation factor:                                          2.55
          Unique aggregates announced to Internet:                     243258
      Total ASes present in the Internet Routing Table:                 46682
          Prefixes per ASN:                                             10.56
      Origin-only ASes present in the Internet Routing Table:           35791
      Origin ASes announcing only one prefix:                           16372
      Transit ASes present in the Internet Routing Table:                6040
      Transit-only ASes present in the Internet Routing Table:            171
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      53
          Max AS path prepend of ASN ( 50404)                              51
      Prefixes from unregistered ASNs in the Routing Table:              1841
          Unregistered ASNs in the Routing Table:                         464
      Number of 32-bit ASNs allocated by the RIRs:                       6448
      Number of 32-bit ASNs visible in the Routing Table:                4851
      Prefixes from 32-bit ASNs in the Routing Table:                   16028
      Number of bogon 32-bit ASNs visible in the Routing Table:           119
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            439
      Number of addresses announced to Internet:                   2674874628
          Equivalent to 159 /8s, 111 /16s and 89 /24s
          Percentage of available address space announced:               72.2
          Percentage of allocated address space announced:               72.2
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               96.2
      Total number of prefixes smaller than registry allocations:      171870
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   116858
          Total APNIC prefixes after maximum aggregation:               34890
          APNIC Deaggregation factor:                                    3.35
      Prefixes being announced from the APNIC address blocks:          119729
          Unique aggregates announced from the APNIC address blocks:    50015
      APNIC Region origin ASes present in the Internet Routing Table:    4919
          APNIC Prefixes per ASN:                                       24.34
      APNIC Region origin ASes announcing only one prefix:               1227
      APNIC Region transit ASes present in the Internet Routing Table:    855
      Average APNIC Region AS path length visible:                        4.6
          Max APNIC Region AS path length visible:                         24
      Number of APNIC region 32-bit ASNs visible in the Routing Table:    918
      Number of APNIC addresses announced to Internet:              731520128
          Equivalent to 43 /8s, 154 /16s and 28 /24s
          Percentage of available APNIC address space announced:         85.5
      
      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:                    168391
          Total ARIN prefixes after maximum aggregation:                83324
          ARIN Deaggregation factor:                                     2.02
      Prefixes being announced from the ARIN address blocks:           169871
          Unique aggregates announced from the ARIN address blocks:     79347
      ARIN Region origin ASes present in the Internet Routing Table:    16229
          ARIN Prefixes per ASN:                                        10.47
      ARIN Region origin ASes announcing only one prefix:                6102
      ARIN Region transit ASes present in the Internet Routing Table:    1669
      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:      91
      Number of ARIN addresses announced to Internet:              1074255232
          Equivalent to 64 /8s, 7 /16s and 213 /24s
          Percentage of available ARIN address space announced:          56.8
      
      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:                    123498
          Total RIPE prefixes after maximum aggregation:                62495
          RIPE Deaggregation factor:                                     1.98
      Prefixes being announced from the RIPE address blocks:           127840
          Unique aggregates announced from the RIPE address blocks:     80671
      RIPE Region origin ASes present in the Internet Routing Table:    17683
          RIPE Prefixes per ASN:                                         7.23
      RIPE Region origin ASes announcing only one prefix:                8293
      RIPE Region transit ASes present in the Internet Routing Table:    2857
      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:    2693
      Number of RIPE addresses announced to Internet:               657666948
          Equivalent to 39 /8s, 51 /16s and 51 /24s
          Percentage of available RIPE address space announced:          95.6
      
      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:                   55855
          Total LACNIC prefixes after maximum aggregation:              10052
          LACNIC Deaggregation factor:                                   5.56
      Prefixes being announced from the LACNIC address blocks:          62175
          Unique aggregates announced from the LACNIC address blocks:   28563
      LACNIC Region origin ASes present in the Internet Routing Table:   2090
          LACNIC Prefixes per ASN:                                      29.75
      LACNIC Region origin ASes announcing only one prefix:               548
      LACNIC Region transit ASes present in the Internet Routing Table:   431
      Average LACNIC Region AS path length visible:                       4.7
          Max LACNIC Region AS path length visible:                        26
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  1125
      Number of LACNIC addresses announced to Internet:             157874816
          Equivalent to 9 /8s, 104 /16s and 250 /24s
          Percentage of available LACNIC address space announced:        94.1
      
      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:                  12331
          Total AfriNIC prefixes after maximum aggregation:              2679
          AfriNIC Deaggregation factor:                                  4.60
      Prefixes being announced from the AfriNIC address blocks:         13009
          Unique aggregates announced from the AfriNIC address blocks:   4295
      AfriNIC Region origin ASes present in the Internet Routing Table:   714
          AfriNIC Prefixes per ASN:                                     18.22
      AfriNIC Region origin ASes announcing only one prefix:              202
      AfriNIC Region transit ASes present in the Internet Routing Table:  149
      Average AfriNIC Region AS path length visible:                      4.7
          Max AfriNIC Region AS path length visible:                       28
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   24
      Number of AfriNIC addresses announced to Internet:             53239808
          Equivalent to 3 /8s, 44 /16s and 96 /24s
          Percentage of available AfriNIC address space announced:       52.9
      
      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     2953      11591         922   Korea Telecom
      17974     2798        903          78   PT Telekomunikasi Indonesia
       7545     2214        320         117   TPG Telecom Limited
       4755     1850        396         198   TATA Communications formerly 
       9829     1622       1288          35   National Internet Backbone
       9583     1334        103         545   Sify Limited
       9498     1254        314          83   BHARTI Airtel Ltd.
       7552     1219       1082          13   Viettel Corporation
       4808     1209       2151         355   CNCGROUP IP network China169 
      24560     1126        385         175   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
      22773     3063       2937         134   Cox Communications Inc.
       6389     2984       3688          53   BellSouth.net Inc.
       1785     2196        699         133   PaeTec Communications, Inc.
      18566     2047        379         178   MegaPath Corporation
      20115     1705       1690         566   Charter Communications
       4323     1628       1073         407   tw telecom holdings, inc.
        701     1481      11158         750   MCI Communications Services, 
      30036     1400        303         542   Mediacom Communications Corp
       6983     1325        800         307   ITC^Deltacom
      22561     1299        401         230   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     1668        264         277   TELLCOM ILETISIM HIZMETLERI A
       8402     1596        544          16   OJSC "Vimpelcom"
      20940     1312        502         989   Akamai International B.V.
      13188     1049        100          28   TOV "Bank-Inform"
      31148     1018         45          19   Freenet Ltd.
       8551      923        370          40   Bezeq International-Ltd
       6849      827        359          29   JSC "Ukrtelecom"
       6830      764       2329         424   Liberty Global Operations B.V
      12479      720        797          56   France Telecom Espana SA
       9198      572        344          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
      28573     3699       1955          99   NET Serviços de Comunicação S
      10620     2844        459         199   Telmex Colombia S.A.
      18881     1931        972          21   Global Village Telecom
       7303     1754       1174         229   Telecom Argentina S.A.
       8151     1394       2943         400   Uninet S.A. de C.V.
       6503     1154        434          60   Axtel, S.A.B. de C.V.
       7738      914       1754          40   Telemar Norte Leste S.A.
      27947      868        114          50   Telconet S.A
      11830      844        364          15   Instituto Costarricense de El
      26615      843       2325          35   Tim Celular S.A.
      
      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     1634        240           6   Sudanese Mobile Telephone (ZA
      24863      954        280          26   Link Egypt (Link.NET)
       6713      614        722          28   Office National des Postes et
       8452      569        958          13   TE-AS
      24835      304        144           9   Vodafone Data
      36992      275        783          24   ETISALAT MISR
       3741      248        921         209   Internet Solutions
      29571      230         22          23   Cote d'Ivoire Telecom
      37054      228         20           9   Data Telecom Service
      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     3699       1955          99   NET Serviços de Comunicação S
      22773     3063       2937         134   Cox Communications Inc.
       6389     2984       3688          53   BellSouth.net Inc.
       4766     2953      11591         922   Korea Telecom
      10620     2844        459         199   Telmex Colombia S.A.
      17974     2798        903          78   PT Telekomunikasi Indonesia
       7545     2214        320         117   TPG Telecom Limited
       1785     2196        699         133   PaeTec Communications, Inc.
      18566     2047        379         178   MegaPath Corporation
      18881     1931        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      2984        2931      BellSouth.net Inc.
      22773      3063        2929      Cox Communications Inc.
      17974      2798        2720      PT Telekomunikasi Indonesia
      10620      2844        2645      Telmex Colombia S.A.
       7545      2214        2097      TPG Telecom Limited
       1785      2196        2063      PaeTec Communications, Inc.
       4766      2953        2031      Korea Telecom
      18881      1931        1910      Global Village Telecom
      18566      2047        1869      MegaPath Corporation
       4755      1850        1652      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
      
      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      /10:31      /11:90      /12:256     
      /13:480     /14:961     /15:1682    /16:12952   /17:6824    /18:11580   
      /19:24248   /20:33938   /21:36684   /22:53119   /23:46191   /24:261776  
      /25:797     /26:943     /27:404     /28:13      /29:20      /30:7       
      /31:1       /32:38      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      22773     2306          3063      Cox Communications Inc.
      18566     2002          2047      MegaPath Corporation
       6389     1694          2984      BellSouth.net Inc.
      36998     1599          1634      Sudanese Mobile Telephone (ZA
       8402     1275          1596      OJSC "Vimpelcom"
      30036     1237          1400      Mediacom Communications Corp
      11492     1190          1234      CABLE ONE, INC.
       1785     1162          2196      PaeTec Communications, Inc.
       6983     1042          1325      ITC^Deltacom
      34984     1030          1668      TELLCOM ILETISIM HIZMETLERI A
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1024      2:696       3:3         4:15        5:973       6:19     
         8:733      12:1851     13:4        14:987      15:13       16:2      
        17:31       18:21       20:36       23:807      24:1747     25:1      
        27:1777     31:1452     32:40       33:2        34:5        36:132    
        37:1891     38:949      39:6        40:196      41:3187     42:249    
        44:10       46:2145     47:18       49:694      50:921      52:12     
        54:47       55:5        57:28       58:1228     59:603      60:398    
        61:1545     62:1233     63:1987     64:4375     65:2278     66:4148   
        67:2062     68:1034     69:3285     70:865      71:452      72:2025   
        74:2616     75:312      76:418      77:1515     78:964      79:710    
        80:1306     81:1150     82:738      83:755      84:716      85:1260   
        86:470      87:1188     88:524      89:1803     90:140      91:5725   
        92:684      93:1715     94:2049     95:1473     96:547      97:348    
        98:1082     99:48      100:54      101:782     103:4688    105:534    
       106:172     107:564     108:577     109:2089    110:985     111:1288   
       112:645     113:844     114:898     115:1116    116:1057    117:926    
       118:1411    119:1341    120:375     121:802     122:1970    123:1286   
       124:1397    125:1398    128:642     129:312     130:346     131:659    
       132:393     133:162     134:335     135:74      136:256     137:322    
       138:352     139:170     140:211     141:368     142:570     143:422    
       144:505     145:100     146:597     147:453     148:925     149:347    
       150:169     151:634     152:422     153:218     154:270     155:481    
       156:337     157:341     158:244     159:894     160:337     161:483    
       162:1349    163:218     164:688     165:613     166:279     167:610    
       168:1028    169:124     170:1386    171:191     172:22      173:1643   
       174:699     175:607     176:1372    177:2882    178:1963    179:591    
       180:1724    181:1110    182:1551    183:514     184:705     185:1544   
       186:2737    187:1497    188:1930    189:1479    190:7445    191:213    
       192:7222    193:5486    194:4038    195:3495    196:1402    197:1122   
       198:5022    199:5588    200:6220    201:2642    202:8964    203:8988   
       204:4646    205:2720    206:2942    207:2940    208:3990    209:3735   
       210:3106    211:1675    212:2192    213:2049    214:917     215:84     
       216:5454    217:1682    218:569     219:316     220:1276    221:598    
       222:350     223:579    
      
      End of report