[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, 24 Jan 2015 04:12:37 +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 24 Jan, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              528233
          Prefixes after maximum aggregation (per Origin AS):          202606
          Deaggregation factor:                                          2.61
          Unique aggregates announced (without unneeded subnets):      257973
      Total ASes present in the Internet Routing Table:                 49174
          Prefixes per ASN:                                             10.74
      Origin-only ASes present in the Internet Routing Table:           36416
      Origin ASes announcing only one prefix:                           16306
      Transit ASes present in the Internet Routing Table:                6219
      Transit-only ASes present in the Internet Routing Table:            172
      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:              1596
          Unregistered ASNs in the Routing Table:                         414
      Number of 32-bit ASNs allocated by the RIRs:                       8418
      Number of 32-bit ASNs visible in the Routing Table:                6539
      Prefixes from 32-bit ASNs in the Routing Table:                   23497
      Number of bogon 32-bit ASNs visible in the Routing Table:            12
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            380
      Number of addresses announced to Internet:                   2724441252
          Equivalent to 162 /8s, 99 /16s and 172 /24s
          Percentage of available address space announced:               73.6
          Percentage of allocated address space announced:               73.6
          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:      178139
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   130644
          Total APNIC prefixes after maximum aggregation:               38088
          APNIC Deaggregation factor:                                    3.43
      Prefixes being announced from the APNIC address blocks:          135622
          Unique aggregates announced from the APNIC address blocks:    55421
      APNIC Region origin ASes present in the Internet Routing Table:    5014
          APNIC Prefixes per ASN:                                       27.05
      APNIC Region origin ASes announcing only one prefix:               1225
      APNIC Region transit ASes present in the Internet Routing Table:    871
      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:   1259
      Number of APNIC addresses announced to Internet:              741911680
          Equivalent to 44 /8s, 56 /16s and 172 /24s
          Percentage of available APNIC address space announced:         86.7
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                             58368-59391, 63488-64098, 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:                    175163
          Total ARIN prefixes after maximum aggregation:                86557
          ARIN Deaggregation factor:                                     2.02
      Prefixes being announced from the ARIN address blocks:           177092
          Unique aggregates announced from the ARIN address blocks:     82879
      ARIN Region origin ASes present in the Internet Routing Table:    16450
          ARIN Prefixes per ASN:                                        10.77
      ARIN Region origin ASes announcing only one prefix:                6088
      ARIN Region transit ASes present in the Internet Routing Table:    1718
      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:     328
      Number of ARIN addresses announced to Internet:              1060431136
          Equivalent to 63 /8s, 52 /16s and 229 /24s
          Percentage of available ARIN address space announced:          56.1
      
      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:                    127767
          Total RIPE prefixes after maximum aggregation:                64061
          RIPE Deaggregation factor:                                     1.99
      Prefixes being announced from the RIPE address blocks:           133881
          Unique aggregates announced from the RIPE address blocks:     82988
      RIPE Region origin ASes present in the Internet Routing Table:    17836
          RIPE Prefixes per ASN:                                         7.51
      RIPE Region origin ASes announcing only one prefix:                8140
      RIPE Region transit ASes present in the Internet Routing Table:    2930
      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:    3377
      Number of RIPE addresses announced to Internet:               692903044
          Equivalent to 41 /8s, 76 /16s and 220 /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:                   58578
          Total LACNIC prefixes after maximum aggregation:              10891
          LACNIC Deaggregation factor:                                   5.38
      Prefixes being announced from the LACNIC address blocks:          67832
          Unique aggregates announced from the LACNIC address blocks:   31310
      LACNIC Region origin ASes present in the Internet Routing Table:   2394
          LACNIC Prefixes per ASN:                                      28.33
      LACNIC Region origin ASes announcing only one prefix:               645
      LACNIC Region transit ASes present in the Internet Routing Table:   471
      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:  1488
      Number of LACNIC addresses announced to Internet:             167735168
          Equivalent to 9 /8s, 255 /16s and 111 /24s
          Percentage of available LACNIC address space announced:       100.0
      
      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:                  12471
          Total AfriNIC prefixes after maximum aggregation:              2965
          AfriNIC Deaggregation factor:                                  4.21
      Prefixes being announced from the AfriNIC address blocks:         13426
          Unique aggregates announced from the AfriNIC address blocks:   5037
      AfriNIC Region origin ASes present in the Internet Routing Table:   739
          AfriNIC Prefixes per ASN:                                     18.17
      AfriNIC Region origin ASes announcing only one prefix:              208
      AfriNIC Region transit ASes present in the Internet Routing Table:  154
      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:   87
      Number of AfriNIC addresses announced to Internet:             61018368
          Equivalent to 3 /8s, 163 /16s and 17 /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     2887      11556         915   Korea Telecom
      17974     2846        905          78   PT Telekomunikasi Indonesia
       7545     2506        336         128   TPG Telecom Limited
       4755     1938        418         194   TATA Communications formerly 
       4538     1758       4190          71   China Education and Research 
       9829     1682       1324          32   National Internet Backbone
       9808     1524       6719          19   Guangdong Mobile Communicatio
       4808     1458       2214         436   CNCGROUP IP network China169 
       9583     1393        115         572   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     2927       2955         141   Cox Communications Inc.
       6389     2891       3688          51   BellSouth.net Inc.
       3356     2580      10688         484   Level 3 Communications, Inc.
      18566     2043        379         183   MegaPath Corporation
      20115     1855       1826         453   Charter Communications
       6983     1627        867         245   EarthLink, Inc.
       4323     1626       1037         408   tw telecom holdings, inc.
      30036     1528        317         532   Mediacom Communications Corp
        701     1403      11274         687   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     1944        300         358   TELLCOM ILETISIM HIZMETLERI A
      20940     1551        605        1152   Akamai International B.V.
       8402     1429        544          15   OJSC "Vimpelcom"
       6849     1234        356          25   JSC "Ukrtelecom"
      31148     1045         45          21   Freenet Ltd.
      13188     1038         97          55   TOV "Bank-Inform"
       8551      941        373          48   Bezeq International-Ltd
       9198      856        349          25   JSC Kazakhtelecom
      12479      838        793          84   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     3068        497         225   Telmex Colombia S.A.
      28573     2331       2134         114   NET Serviços de Comunicação S
       6147     1822        374          30   Telefonica del Peru S.A.A.
       7303     1774       1172         237   Telecom Argentina S.A.
       8151     1491       3084         431   Uninet S.A. de C.V.
       6503     1221        417          56   Axtel, S.A.B. de C.V.
       7738     1000       1882          42   Telemar Norte Leste S.A.
      26615      912       2325          35   Tim Celular S.A.
       3816      902        395         150   COLOMBIA TELECOMUNICACIONES S
      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     1507        958          13   TE-AS
      24863      955        284          26   Link Egypt (Link.NET)
      36903      479        241          90   Office National des Postes et
      36992      373        845          30   ETISALAT MISR
      37492      327        144          65   Orange Tunisie
      24835      295        144           9   Vodafone Data
       3741      249        921         213   Internet Solutions
      29571      233         21          12   Cote d'Ivoire Telecom
      36947      194        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     3068        497         225   Telmex Colombia S.A.
      22773     2927       2955         141   Cox Communications Inc.
       6389     2891       3688          51   BellSouth.net Inc.
       4766     2887      11556         915   Korea Telecom
      17974     2846        905          78   PT Telekomunikasi Indonesia
       3356     2580      10688         484   Level 3 Communications, Inc.
       7545     2506        336         128   TPG Telecom Limited
      28573     2331       2134         114   NET Serviços de Comunicação S
      18566     2043        379         183   MegaPath Corporation
      34984     1944        300         358   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      2927        2786      Cox Communications Inc.
      17974      2846        2768      PT Telekomunikasi Indonesia
       7545      2506        2378      TPG Telecom Limited
      28573      2331        2217      NET Serviços de Comunicação S
       3356      2580        2096      Level 3 Communications, Inc.
       4766      2887        1972      Korea Telecom
      18566      2043        1860      MegaPath Corporation
       6147      1822        1792      Telefonica del Peru S.A.A.
       4755      1938        1744      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      /10:32      /11:92      /12:265     
      /13:502     /14:996     /15:1721    /16:13048   /17:7192    /18:12051   
      /19:24915   /20:35833   /21:38375   /22:57203   /23:50117   /24:282961  
      /25:1139    /26:1055    /27:656     /28:17      /29:14      /30:10      
      /31:0       /32:11      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      22773     2141          2927      Cox Communications Inc.
      18566     1998          2043      MegaPath Corporation
       6389     1671          2891      BellSouth.net Inc.
      30036     1373          1528      Mediacom Communications Corp
       6147     1366          1822      Telefonica del Peru S.A.A.
       6983     1314          1627      EarthLink, Inc.
      34984     1248          1944      TELLCOM ILETISIM HIZMETLERI A
      11492     1128          1187      CABLE ONE, INC.
       8402     1097          1429      OJSC "Vimpelcom"
      10620     1094          3068      Telmex Colombia S.A.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1462      2:672       3:1         4:95        5:1216      6:21     
         8:1401     11:1        12:1845     13:4        14:1255     15:17     
        16:2        17:43       18:21       20:50       23:1094     24:1682   
        27:1844     31:1473     32:39       33:2        34:5        35:2      
        36:133      37:1892     38:970      39:13       40:230      41:3027   
        42:261      43:934      44:23       45:95       46:2118     47:34     
        49:783      50:789      52:12       54:66       55:6        56:8      
        57:32       58:1193     59:681      60:454      61:1759     62:1303   
        63:1905     64:4407     65:2268     66:4085     67:2018     68:1040   
        69:3269     70:904      71:431      72:1971     74:2619     75:314    
        76:414      77:1453     78:1281     79:790      80:1311     81:1300   
        82:786      83:668      84:673      85:1303     86:389      87:1164   
        88:517      89:1781     90:139      91:5903     92:799      93:1707   
        94:1931     95:1329     96:413      97:335      98:1038     99:46     
       100:75      101:800     103:6565    104:1123    105:56      106:200    
       107:888     108:608     109:2018    110:1066    111:1463    112:746    
       113:980     114:819     115:1251    116:1310    117:1015    118:1698   
       119:1396    120:447     121:1013    122:2179    123:1714    124:1492   
       125:1518    128:642     129:376     130:382     131:1077    132:453    
       133:167     134:389     135:88      136:333     137:297     138:408    
       139:173     140:221     141:412     142:621     143:450     144:521    
       145:112     146:712     147:572     148:1063    149:414     150:555    
       151:742     152:482     153:246     154:302     155:708     156:397    
       157:328     158:264     159:956     160:367     161:630     162:1873   
       163:382     164:651     165:665     166:320     167:701     168:1001   
       169:140     170:1431    171:223     172:47      173:1587    174:706    
       175:612     176:1469    177:3613    178:2092    179:848     180:1860   
       181:1622    182:1696    183:575     184:734     185:2701    186:2678   
       187:1739    188:2020    189:1543    190:7907    191:835     192:8052   
       193:5555    194:4053    195:3631    196:1700    197:874     198:5450   
       199:5508    200:6480    201:2911    202:9506    203:9085    204:4656   
       205:2714    206:3006    207:2969    208:3939    209:3865    210:3494   
       211:1836    212:2484    213:2267    214:838     215:69      216:5528   
       217:1800    218:668     219:463     220:1322    221:795     222:464    
       223:644    
      
      End of report