[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, 17 Jan 2015 04:11:25 +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 17 Jan, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              526976
          Prefixes after maximum aggregation (per Origin AS):          202232
          Deaggregation factor:                                          2.61
          Unique aggregates announced (without unneeded subnets):      257810
      Total ASes present in the Internet Routing Table:                 49093
          Prefixes per ASN:                                             10.73
      Origin-only ASes present in the Internet Routing Table:           36410
      Origin ASes announcing only one prefix:                           16310
      Transit ASes present in the Internet Routing Table:                6195
      Transit-only ASes present in the Internet Routing Table:            168
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                     107
          Max AS path prepend of ASN ( 55644)                             100
      Prefixes from unregistered ASNs in the Routing Table:              1602
          Unregistered ASNs in the Routing Table:                         417
      Number of 32-bit ASNs allocated by the RIRs:                       8376
      Number of 32-bit ASNs visible in the Routing Table:                6488
      Prefixes from 32-bit ASNs in the Routing Table:                   23272
      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:            392
      Number of addresses announced to Internet:                   2719739492
          Equivalent to 162 /8s, 27 /16s and 238 /24s
          Percentage of available address space announced:               73.5
          Percentage of allocated address space announced:               73.5
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               97.1
      Total number of prefixes smaller than registry allocations:      177721
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   130455
          Total APNIC prefixes after maximum aggregation:               38037
          APNIC Deaggregation factor:                                    3.43
      Prefixes being announced from the APNIC address blocks:          135324
          Unique aggregates announced from the APNIC address blocks:    55288
      APNIC Region origin ASes present in the Internet Routing Table:    5016
          APNIC Prefixes per ASN:                                       26.98
      APNIC Region origin ASes announcing only one prefix:               1225
      APNIC Region transit ASes present in the Internet Routing Table:    864
      Average APNIC Region AS path length visible:                        4.6
          Max APNIC Region AS path length visible:                        107
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1252
      Number of APNIC addresses announced to Internet:              741194624
          Equivalent to 44 /8s, 45 /16s and 187 /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:                    174887
          Total ARIN prefixes after maximum aggregation:                86451
          ARIN Deaggregation factor:                                     2.02
      Prefixes being announced from the ARIN address blocks:           176802
          Unique aggregates announced from the ARIN address blocks:     82742
      ARIN Region origin ASes present in the Internet Routing Table:    16434
          ARIN Prefixes per ASN:                                        10.76
      ARIN Region origin ASes announcing only one prefix:                6086
      ARIN Region transit ASes present in the Internet Routing Table:    1715
      Average ARIN Region AS path length visible:                         3.9
          Max ARIN Region AS path length visible:                          19
      Number of ARIN region 32-bit ASNs visible in the Routing Table:     322
      Number of ARIN addresses announced to Internet:              1055595232
          Equivalent to 62 /8s, 235 /16s and 26 /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:                    127056
          Total RIPE prefixes after maximum aggregation:                63838
          RIPE Deaggregation factor:                                     1.99
      Prefixes being announced from the RIPE address blocks:           133202
          Unique aggregates announced from the RIPE address blocks:     83191
      RIPE Region origin ASes present in the Internet Routing Table:    17829
          RIPE Prefixes per ASN:                                         7.47
      RIPE Region origin ASes announcing only one prefix:                8150
      RIPE Region transit ASes present in the Internet Routing Table:    2924
      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:    3357
      Number of RIPE addresses announced to Internet:               692833412
          Equivalent to 41 /8s, 75 /16s and 204 /24s
          Percentage of available RIPE address space announced:         100.7
      
      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:                   58714
          Total LACNIC prefixes after maximum aggregation:              10894
          LACNIC Deaggregation factor:                                   5.39
      Prefixes being announced from the LACNIC address blocks:          67849
          Unique aggregates announced from the LACNIC address blocks:   31251
      LACNIC Region origin ASes present in the Internet Routing Table:   2391
          LACNIC Prefixes per ASN:                                      28.38
      LACNIC Region origin ASes announcing only one prefix:               643
      LACNIC Region transit ASes present in the Internet Routing Table:   469
      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:  1472
      Number of LACNIC addresses announced to Internet:             167684224
          Equivalent to 9 /8s, 254 /16s and 168 /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:                  12479
          Total AfriNIC prefixes after maximum aggregation:              2968
          AfriNIC Deaggregation factor:                                  4.20
      Prefixes being announced from the AfriNIC address blocks:         13407
          Unique aggregates announced from the AfriNIC address blocks:   4990
      AfriNIC Region origin ASes present in the Internet Routing Table:   737
          AfriNIC Prefixes per ASN:                                     18.19
      AfriNIC Region origin ASes announcing only one prefix:              206
      AfriNIC Region transit ASes present in the Internet Routing Table:  151
      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:   85
      Number of AfriNIC addresses announced to Internet:             60936448
          Equivalent to 3 /8s, 161 /16s and 209 /24s
          Percentage of available AfriNIC address space announced:       60.5
      
      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     2905      11556         910   Korea Telecom
      17974     2830        904          77   PT Telekomunikasi Indonesia
       7545     2500        336         128   TPG Telecom Limited
       4755     1933        418         191   TATA Communications formerly 
       4538     1758       4190          71   China Education and Research 
       9829     1675       1323          30   National Internet Backbone
       9808     1523       6719          19   Guangdong Mobile Communicatio
       4808     1457       2213         435   CNCGROUP IP network China169 
       9583     1393        115         572   Sify Limited
       9498     1292        336          98   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     2930       2955         141   Cox Communications Inc.
       6389     2891       3688          51   BellSouth.net Inc.
       3356     2566      10685         478   Level 3 Communications, Inc.
      18566     2042        379         183   MegaPath Corporation
      20115     1855       1826         448   Charter Communications
       6983     1629        867         245   EarthLink, Inc.
       4323     1622       1037         408   tw telecom holdings, inc.
      30036     1522        316         541   Mediacom Communications Corp
        701     1399      11273         686   MCI Communications Services, 
      22561     1339        411         241   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     1937        300         359   TELLCOM ILETISIM HIZMETLERI A
      20940     1546        603        1147   Akamai International B.V.
       8402     1428        544          15   OJSC "Vimpelcom"
       6849     1233        356          25   JSC "Ukrtelecom"
      13188     1038         97          55   TOV "Bank-Inform"
      31148      940         45          41   Freenet Ltd.
       8551      904        373          48   Bezeq International-Ltd
       9198      853        349          26   JSC Kazakhtelecom
      12479      831        793          86   France Telecom Espana SA
       6830      825       2340         445   Liberty Global Operations B.V
      
      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     3057        495         248   Telmex Colombia S.A.
      28573     2320       2130         116   NET Serviços de Comunicação S
       6147     1780        374          30   Telefonica del Peru S.A.A.
       7303     1768       1172         237   Telecom Argentina S.A.
       8151     1489       3080         431   Uninet S.A. de C.V.
       6503     1226        417          56   Axtel, S.A.B. de C.V.
       7738     1000       1882          42   Telemar Norte Leste S.A.
       3816      915        396         148   COLOMBIA TELECOMUNICACIONES S
      26615      914       2325          35   Tim Celular S.A.
      18881      857       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     1497        958          13   TE-AS
      24863      951        284          26   Link Egypt (Link.NET)
      36903      480        242          90   Office National des Postes et
      36992      373        845          30   ETISALAT MISR
      37492      347        145          64   Orange Tunisie
      24835      295        144           9   Vodafone Data
       3741      248        921         213   Internet Solutions
      29571      233         21          12   Cote d'Ivoire Telecom
      36947      195        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     3057        495         248   Telmex Colombia S.A.
      22773     2930       2955         141   Cox Communications Inc.
       4766     2905      11556         910   Korea Telecom
       6389     2891       3688          51   BellSouth.net Inc.
      17974     2830        904          77   PT Telekomunikasi Indonesia
       3356     2566      10685         478   Level 3 Communications, Inc.
       7545     2500        336         128   TPG Telecom Limited
      28573     2320       2130         116   NET Serviços de Comunicação S
      18566     2042        379         183   MegaPath Corporation
      34984     1937        300         359   TELLCOM ILETISIM HIZMETLERI A
      
      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      2930        2789      Cox Communications Inc.
      17974      2830        2753      PT Telekomunikasi Indonesia
       7545      2500        2372      TPG Telecom Limited
      28573      2320        2204      NET Serviços de Comunicação S
       3356      2566        2088      Level 3 Communications, Inc.
       4766      2905        1995      Korea Telecom
      18566      2042        1859      MegaPath Corporation
       6147      1780        1750      Telefonica del Peru S.A.A.
       4755      1933        1742      TATA Communications formerly 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      30662   UNALLOCATED  8.2.129.0/24          3356       Level 3 Communicatio
      53506   UNALLOCATED  8.17.102.0/23         3356       Level 3 Communicatio
      46467   UNALLOCATED  8.19.192.0/24        46887       Lightower Fiber Netw
      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
      23.92.160.0/24       14013     EPSON America (Factory Automa
      23.92.161.0/24       14013     EPSON America (Factory Automa
      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<<
      
      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     /15:1724    /16:13041   /17:7193    /18:12004   
      /19:24928   /20:35731   /21:38315   /22:56977   /23:49791   /24:282396  
      /25:1149    /26:1084    /27:677     /28:15      /29:14      /30:10      
      /31:0       /32:11      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      22773     2143          2930      Cox Communications Inc.
      18566     1997          2042      MegaPath Corporation
       6389     1671          2891      BellSouth.net Inc.
      30036     1367          1522      Mediacom Communications Corp
       6147     1323          1780      Telefonica del Peru S.A.A.
       6983     1315          1629      EarthLink, Inc.
      34984     1241          1937      TELLCOM ILETISIM HIZMETLERI A
      11492     1125          1184      CABLE ONE, INC.
       8402     1093          1428      OJSC "Vimpelcom"
      10620     1090          3057      Telmex Colombia S.A.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1420      2:672       3:1         4:94        5:1216      6:21     
         8:1403     11:1        12:1839     13:4        14:1253     15:17     
        16:2        17:45       18:21       20:50       23:1097     24:1673   
        27:1823     31:1486     32:39       33:2        34:5        35:1      
        36:130      37:1884     38:969      39:15       40:230      41:3001   
        42:267      43:915      44:23       45:90       46:2132     47:34     
        49:781      50:784      52:12       54:66       55:7        56:8      
        57:32       58:1121     59:674      60:454      61:1747     62:1287   
        63:1901     64:4400     65:2268     66:4079     67:2009     68:1035   
        69:3248     70:907      71:427      72:1969     74:2621     75:314    
        76:411      77:1414     78:1032     79:788      80:1324     81:1300   
        82:802      83:669      84:673      85:1314     86:384      87:1193   
        88:522      89:1761     90:139      91:5882     92:794      93:1694   
        94:1911     95:1396     96:420      97:334      98:1040     99:46     
       100:70      101:802     103:6517    104:1080    105:109     106:199    
       107:886     108:607     109:2019    110:1063    111:1469    112:743    
       113:978     114:808     115:1249    116:1320    117:1031    118:1681   
       119:1395    120:438     121:1012    122:2173    123:1718    124:1490   
       125:1523    128:645     129:374     130:382     131:1080    132:449    
       133:167     134:389     135:86      136:331     137:299     138:396    
       139:176     140:220     141:411     142:620     143:444     144:515    
       145:112     146:725     147:547     148:1062    149:395     150:548    
       151:748     152:485     153:246     154:296     155:676     156:394    
       157:330     158:263     159:946     160:370     161:631     162:1872   
       163:372     164:645     165:659     166:322     167:717     168:994    
       169:140     170:1430    171:223     172:48      173:1583    174:707    
       175:611     176:1471    177:3692    178:2102    179:819     180:1856   
       181:1630    182:1699    183:575     184:731     185:2666    186:2830   
       187:1723    188:2001    189:1553    190:7889    191:813     192:8027   
       193:5556    194:4057    195:3630    196:1687    197:850     198:5447   
       199:5512    200:6512    201:2925    202:9491    203:9042    204:4656   
       205:2724    206:3006    207:2971    208:3931    209:3876    210:3495   
       211:1836    212:2544    213:2258    214:838     215:73      216:5530   
       217:1776    218:664     219:460     220:1319    221:784     222:462    
       223:677    
      
      End of report