[pacnog] Weekly Routing Table Report

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  • Subject: [pacnog] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 3 Jan 2015 04:11:39 +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 03 Jan, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              524053
          Prefixes after maximum aggregation (per Origin AS):          201599
          Deaggregation factor:                                          2.60
          Unique aggregates announced (without unneeded subnets):      256561
      Total ASes present in the Internet Routing Table:                 48968
          Prefixes per ASN:                                             10.70
      Origin-only ASes present in the Internet Routing Table:           36361
      Origin ASes announcing only one prefix:                           16299
      Transit ASes present in the Internet Routing Table:                6217
      Transit-only ASes present in the Internet Routing Table:            170
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                     100
          Max AS path prepend of ASN ( 55644)                              93
      Prefixes from unregistered ASNs in the Routing Table:              1641
          Unregistered ASNs in the Routing Table:                         432
      Number of 32-bit ASNs allocated by the RIRs:                       8291
      Number of 32-bit ASNs visible in the Routing Table:                6390
      Prefixes from 32-bit ASNs in the Routing Table:                   22960
      Number of bogon 32-bit ASNs visible in the Routing Table:            11
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            396
      Number of addresses announced to Internet:                   2718618692
          Equivalent to 162 /8s, 10 /16s and 212 /24s
          Percentage of available address space announced:               73.4
          Percentage of allocated address space announced:               73.4
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               97.0
      Total number of prefixes smaller than registry allocations:      176798
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   129283
          Total APNIC prefixes after maximum aggregation:               37681
          APNIC Deaggregation factor:                                    3.43
      Prefixes being announced from the APNIC address blocks:          134136
          Unique aggregates announced from the APNIC address blocks:    54942
      APNIC Region origin ASes present in the Internet Routing Table:    5007
          APNIC Prefixes per ASN:                                       26.79
      APNIC Region origin ASes announcing only one prefix:               1215
      APNIC Region transit ASes present in the Internet Routing Table:    864
      Average APNIC Region AS path length visible:                        4.5
          Max APNIC Region AS path length visible:                        100
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1238
      Number of APNIC addresses announced to Internet:              740595776
          Equivalent to 44 /8s, 36 /16s and 152 /24s
          Percentage of available APNIC address space announced:         86.6
      
      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:                    174308
          Total ARIN prefixes after maximum aggregation:                86308
          ARIN Deaggregation factor:                                     2.02
      Prefixes being announced from the ARIN address blocks:           176223
          Unique aggregates announced from the ARIN address blocks:     82419
      ARIN Region origin ASes present in the Internet Routing Table:    16418
          ARIN Prefixes per ASN:                                        10.73
      ARIN Region origin ASes announcing only one prefix:                6066
      ARIN Region transit ASes present in the Internet Routing Table:    1711
      Average ARIN Region AS path length visible:                         3.9
          Max ARIN Region AS path length visible:                          20
      Number of ARIN region 32-bit ASNs visible in the Routing Table:     305
      Number of ARIN addresses announced to Internet:              1055482112
          Equivalent to 62 /8s, 233 /16s and 97 /24s
          Percentage of available ARIN address space announced:          55.8
      
      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:                    125806
          Total RIPE prefixes after maximum aggregation:                63668
          RIPE Deaggregation factor:                                     1.98
      Prefixes being announced from the RIPE address blocks:           131835
          Unique aggregates announced from the RIPE address blocks:     82713
      RIPE Region origin ASes present in the Internet Routing Table:    17829
          RIPE Prefixes per ASN:                                         7.39
      RIPE Region origin ASes announcing only one prefix:                8176
      RIPE Region transit ASes present in the Internet Routing Table:    2927
      Average RIPE Region AS path length visible:                         5.1
          Max RIPE Region AS path length visible:                          32
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    3315
      Number of RIPE addresses announced to Internet:               692034180
          Equivalent to 41 /8s, 63 /16s and 154 /24s
          Percentage of available RIPE address space announced:         100.6
      
      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:                   59103
          Total LACNIC prefixes after maximum aggregation:              10919
          LACNIC Deaggregation factor:                                   5.41
      Prefixes being announced from the LACNIC address blocks:          68106
          Unique aggregates announced from the LACNIC address blocks:   31173
      LACNIC Region origin ASes present in the Internet Routing Table:   2397
          LACNIC Prefixes per ASN:                                      28.41
      LACNIC Region origin ASes announcing only one prefix:               641
      LACNIC Region transit ASes present in the Internet Routing Table:   481
      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:  1450
      Number of LACNIC addresses announced to Internet:             167434112
          Equivalent to 9 /8s, 250 /16s and 215 /24s
          Percentage of available LACNIC address space announced:        99.8
      
      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:                  12442
          Total AfriNIC prefixes after maximum aggregation:              2979
          AfriNIC Deaggregation factor:                                  4.18
      Prefixes being announced from the AfriNIC address blocks:         13357
          Unique aggregates announced from the AfriNIC address blocks:   4958
      AfriNIC Region origin ASes present in the Internet Routing Table:   727
          AfriNIC Prefixes per ASN:                                     18.37
      AfriNIC Region origin ASes announcing only one prefix:              201
      AfriNIC Region transit ASes present in the Internet Routing Table:  152
      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:   82
      Number of AfriNIC addresses announced to Internet:             60958976
          Equivalent to 3 /8s, 162 /16s and 41 /24s
          Percentage of available AfriNIC address space announced:       60.6
      
      AfriNIC AS Blocks      36864-37887, 327680-328703 & ERX transfers
      AfriNIC Address Blocks  41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       4766     2942      11559         925   Korea Telecom
      17974     2816        904          77   PT Telekomunikasi Indonesia
       7545     2489        336         127   TPG Telecom Limited
       4755     1928        418         190   TATA Communications formerly 
       4538     1758       4190          71   China Education and Research 
       9829     1638       1323          28   National Internet Backbone
       9808     1516       6719          19   Guangdong Mobile Communicatio
       4808     1456       2211         431   CNCGROUP IP network China169 
       9583     1314        106         538   Sify Limited
       9498     1298        336          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     2920       2956         142   Cox Communications Inc.
       6389     2891       3688          51   BellSouth.net Inc.
       3356     2563      10700         474   Level 3 Communications, Inc.
      18566     2042        379         183   MegaPath Corporation
      20115     1854       1825         445   Charter Communications
       4323     1629       1054         409   tw telecom holdings, inc.
       6983     1624        867         245   EarthLink, Inc.
      30036     1509        312         582   Mediacom Communications Corp
        701     1411      11262         695   MCI Communications Services, 
      22561     1340        411         242   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     1924        299         354   TELLCOM ILETISIM HIZMETLERI A
      20940     1529        597        1127   Akamai International B.V.
       8402     1415        544          15   OJSC "Vimpelcom"
      31148     1045         45          21   Freenet Ltd.
      13188     1036         97          54   TOV "Bank-Inform"
       8551      906        373          48   Bezeq International-Ltd
       9198      851        349          26   JSC Kazakhtelecom
       6830      824       2340         444   Liberty Global Operations B.V
      12479      819        794          85   France Telecom Espana SA
       9121      598       1693          21   Turk Telekomunikasyon Anonim 
      
      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     3059        496         238   Telmex Colombia S.A.
      28573     2308       2126         115   NET Serviços de Comunicação S
       6147     1793        374          30   Telefonica del Peru S.A.A.
       7303     1771       1172         237   Telecom Argentina S.A.
       8151     1488       3052         433   Uninet S.A. de C.V.
       6503     1227        417          57   Axtel, S.A.B. de C.V.
       7738     1000       1882          42   Telemar Norte Leste S.A.
      26615      930       2325          35   Tim Celular S.A.
       3816      911        396         148   COLOMBIA TELECOMUNICACIONES S
      27947      889        129          50   Telconet 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
       8452     1479        958          13   TE-AS
      24863      950        284          26   Link Egypt (Link.NET)
      36903      482        243          89   Office National des Postes et
      36992      369        845          29   ETISALAT MISR
      37492      347        145          64   Orange Tunisie
      24835      308        144           9   Vodafone Data
       3741      250        921         213   Internet Solutions
      29571      234         21          12   Cote d'Ivoire Telecom
      36947      192        807          13   Telecom Algeria
      15706      176         32           6   Sudatel (Sudan Telecom Co. Lt
      
      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     3059        496         238   Telmex Colombia S.A.
       4766     2942      11559         925   Korea Telecom
      22773     2920       2956         142   Cox Communications Inc.
       6389     2891       3688          51   BellSouth.net Inc.
      17974     2816        904          77   PT Telekomunikasi Indonesia
       3356     2563      10700         474   Level 3 Communications, Inc.
       7545     2489        336         127   TPG Telecom Limited
      28573     2308       2126         115   NET Serviços de Comunicação S
      18566     2042        379         183   MegaPath Corporation
       4755     1928        418         190   TATA Communications formerly 
      
      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      2891        2840      BellSouth.net Inc.
      22773      2920        2778      Cox Communications Inc.
      17974      2816        2739      PT Telekomunikasi Indonesia
       7545      2489        2362      TPG Telecom Limited
      28573      2308        2193      NET Serviços de Comunicação S
       3356      2563        2089      Level 3 Communications, Inc.
       4766      2942        2017      Korea Telecom
      18566      2042        1859      MegaPath Corporation
       6147      1793        1763      Telefonica del Peru S.A.A.
       4755      1928        1738      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
      50309   UNALLOCATED  5.250.170.0/24       12714       Net By Net Holding L
      50309   UNALLOCATED  5.250.174.0/24       12714       Net By Net Holding L
      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
      36270   UNALLOCATED  8.24.66.0/24          3356       Level 3 Communicatio
      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
      
      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
      23.252.224.0/20      62502     >>UNKNOWN<<
      23.252.224.0/21      62502     >>UNKNOWN<<
      23.252.232.0/21      62502     >>UNKNOWN<<
      24.231.96.0/24       21548     MTO Telecom Inc.
      27.100.7.0/24        56096     >>UNKNOWN<<
      31.217.248.0/21      44902     COVAGE NETWORKS SASU
      37.16.88.0/23        57652     >>UNKNOWN<<
      41.73.1.0/24         37004     >>UNKNOWN<<
      41.73.10.0/24        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      /11:92      /12:265     
      /13:502     /14:998     /15:1727    /16:13049   /17:7172    /18:11949   
      /19:24845   /20:35605   /21:38150   /22:56453   /23:48993   /24:281241  
      /25:1123    /26:1089    /27:687     /28:17      /29:18      /30:10      
      /31:0       /32:9       
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      22773     2135          2920      Cox Communications Inc.
      18566     1997          2042      MegaPath Corporation
       6389     1671          2891      BellSouth.net Inc.
      30036     1355          1509      Mediacom Communications Corp
       6147     1337          1793      Telefonica del Peru S.A.A.
       6983     1311          1624      EarthLink, Inc.
      34984     1231          1924      TELLCOM ILETISIM HIZMETLERI A
      11492     1116          1175      CABLE ONE, INC.
      10620     1087          3059      Telmex Colombia S.A.
       8402     1084          1415      OJSC "Vimpelcom"
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1406      2:672       3:3         4:95        5:1209      6:21     
         8:1412     11:1        12:1839     13:4        14:1212     15:17     
        16:2        17:45       18:21       20:51       23:1069     24:1666   
        27:1828     31:1464     32:39       33:2        34:5        36:136    
        37:1859     38:970      39:14       40:226      41:3000     42:286    
        43:827      44:21       45:86       46:2134     47:32       49:779    
        50:784      52:12       54:60       55:7        56:8        57:31     
        58:1092     59:657      60:451      61:1736     62:1289     63:1888   
        64:4404     65:2266     66:4071     67:2004     68:1030     69:3246   
        70:905      71:428      72:1959     74:2612     75:326      76:410    
        77:1363     78:1034     79:783      80:1327     81:1303     82:813    
        83:675      84:676      85:1324     86:387      87:1215     88:520    
        89:1799     90:139      91:5861     92:794      93:1666     94:1941   
        95:1406     96:422      97:337      98:1045     99:48      100:69     
       101:792     103:6409    104:949     105:90      106:198     107:893    
       108:608     109:2048    110:1049    111:1453    112:741     113:897    
       114:799     115:1233    116:1288    117:1016    118:1670    119:1367   
       120:436     121:991     122:2192    123:1711    124:1466    125:1510   
       128:637     129:360     130:381     131:1066    132:430     133:167    
       134:388     135:87      136:330     137:298     138:382     139:176    
       140:224     141:420     142:621     143:438     144:507     145:111    
       146:687     147:565     148:1061    149:407     150:535     151:590    
       152:467     153:247     154:292     155:662     156:408     157:333    
       158:264     159:957     160:369     161:632     162:1854    163:369    
       164:651     165:663     166:322     167:722     168:1158    169:132    
       170:1426    171:223     172:50      173:1564    174:702     175:596    
       176:1472    177:3687    178:2098    179:816     180:1846    181:1686   
       182:1688    183:537     184:727     185:2584    186:2943    187:1683   
       188:2006    189:1561    190:7886    191:838     192:7970    193:5554   
       194:4047    195:3629    196:1665    197:853     198:5424    199:5497   
       200:6539    201:2946    202:9472    203:9056    204:4692    205:2718   
       206:2990    207:2968    208:3907    209:3848    210:3491    211:1832   
       212:2531    213:2245    214:829     215:73      216:5516    217:1778   
       218:649     219:453     220:1319    221:776     222:458     223:645    
      
      
      End of report