[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, 31 Jan 2015 04:11:54 +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 31 Jan, 2015
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              529971
          Prefixes after maximum aggregation (per Origin AS):          202983
          Deaggregation factor:                                          2.61
          Unique aggregates announced (without unneeded subnets):      258157
      Total ASes present in the Internet Routing Table:                 49242
          Prefixes per ASN:                                             10.76
      Origin-only ASes present in the Internet Routing Table:           36405
      Origin ASes announcing only one prefix:                           16292
      Transit ASes present in the Internet Routing Table:                6246
      Transit-only ASes present in the Internet Routing Table:            169
      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:              1714
          Unregistered ASNs in the Routing Table:                         422
      Number of 32-bit ASNs allocated by the RIRs:                       8474
      Number of 32-bit ASNs visible in the Routing Table:                6591
      Prefixes from 32-bit ASNs in the Routing Table:                   23699
      Number of bogon 32-bit ASNs visible in the Routing Table:             6
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            356
      Number of addresses announced to Internet:                   2723625508
          Equivalent to 162 /8s, 87 /16s and 58 /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:               97.2
      Total number of prefixes smaller than registry allocations:      179682
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   130804
          Total APNIC prefixes after maximum aggregation:               38186
          APNIC Deaggregation factor:                                    3.43
      Prefixes being announced from the APNIC address blocks:          135954
          Unique aggregates announced from the APNIC address blocks:    55417
      APNIC Region origin ASes present in the Internet Routing Table:    5021
          APNIC Prefixes per ASN:                                       27.08
      APNIC Region origin ASes announcing only one prefix:               1227
      APNIC Region transit ASes present in the Internet Routing Table:    872
      Average APNIC Region AS path length visible:                        4.5
          Max APNIC Region AS path length visible:                        107
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1275
      Number of APNIC addresses announced to Internet:              741480576
          Equivalent to 44 /8s, 50 /16s and 24 /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:                    175130
          Total ARIN prefixes after maximum aggregation:                86650
          ARIN Deaggregation factor:                                     2.02
      Prefixes being announced from the ARIN address blocks:           177109
          Unique aggregates announced from the ARIN address blocks:     82854
      ARIN Region origin ASes present in the Internet Routing Table:    16458
          ARIN Prefixes per ASN:                                        10.76
      ARIN Region origin ASes announcing only one prefix:                6081
      ARIN Region transit ASes present in the Internet Routing Table:    1722
      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:     331
      Number of ARIN addresses announced to Internet:              1059902240
          Equivalent to 63 /8s, 44 /16s and 211 /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:                    129159
          Total RIPE prefixes after maximum aggregation:                64185
          RIPE Deaggregation factor:                                     2.01
      Prefixes being announced from the RIPE address blocks:           135279
          Unique aggregates announced from the RIPE address blocks:     83134
      RIPE Region origin ASes present in the Internet Routing Table:    17839
          RIPE Prefixes per ASN:                                         7.58
      RIPE Region origin ASes announcing only one prefix:                8133
      RIPE Region transit ASes present in the Internet Routing Table:    2942
      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:    3398
      Number of RIPE addresses announced to Internet:               692818564
          Equivalent to 41 /8s, 75 /16s and 146 /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:                   58588
          Total LACNIC prefixes after maximum aggregation:              10951
          LACNIC Deaggregation factor:                                   5.35
      Prefixes being announced from the LACNIC address blocks:          67869
          Unique aggregates announced from the LACNIC address blocks:   31417
      LACNIC Region origin ASes present in the Internet Routing Table:   2397
          LACNIC Prefixes per ASN:                                      28.31
      LACNIC Region origin ASes announcing only one prefix:               644
      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:                        34
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  1499
      Number of LACNIC addresses announced to Internet:             167768576
          Equivalent to 9 /8s, 255 /16s and 242 /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:                  12418
          Total AfriNIC prefixes after maximum aggregation:              2967
          AfriNIC Deaggregation factor:                                  4.19
      Prefixes being announced from the AfriNIC address blocks:         13404
          Unique aggregates announced from the AfriNIC address blocks:   5016
      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:              207
      AfriNIC Region transit ASes present in the Internet Routing Table:  157
      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:   88
      Number of AfriNIC addresses announced to Internet:             61094400
          Equivalent to 3 /8s, 164 /16s and 58 /24s
          Percentage of available AfriNIC address space announced:       60.7
      
      AfriNIC AS Blocks      36864-37887, 327680-328703 & ERX transfers
      AfriNIC Address Blocks  41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       4766     2877      11553         909   Korea Telecom
      17974     2842        905          78   PT Telekomunikasi Indonesia
       7545     2488        336         128   TPG Telecom Limited
       4755     1943        418         196   TATA Communications formerly 
       4538     1757       4190          71   China Education and Research 
       9829     1685       1324          34   National Internet Backbone
       9808     1525       6719          19   Guangdong Mobile Communicatio
       4808     1460       2218         436   CNCGROUP IP network China169 
       9583     1391        115         572   Sify Limited
       9498     1296        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     2930       2955         141   Cox Communications Inc.
       6389     2891       3688          51   BellSouth.net Inc.
       3356     2569      10688         477   Level 3 Communications, Inc.
      18566     2043        379         183   MegaPath Corporation
      20115     1850       1826         450   Charter Communications
       4323     1623       1037         407   tw telecom holdings, inc.
       6983     1622        866         244   EarthLink, Inc.
      30036     1520        315         521   Mediacom Communications Corp
        701     1398      11271         684   MCI Communications Services, 
      22561     1331        411         240   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
      39891     2069        139          10   SaudiNet, Saudi Telecom Compa
      34984     1956        300         357   TELLCOM ILETISIM HIZMETLERI A
      20940     1567        613        1162   Akamai International B.V.
       8402     1437        544          15   OJSC "Vimpelcom"
       6849     1234        358          26   JSC "Ukrtelecom"
      31148     1045         45          21   Freenet Ltd.
      13188     1037         97          58   TOV "Bank-Inform"
       8551      904        373          48   Bezeq International-Ltd
      12479      847        793          85   France Telecom Espana SA
       9198      843        349          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
      10620     3073        498         223   Telmex Colombia S.A.
      28573     2346       2139         112   NET Serviços de Comunicação S
       7303     1770       1173         238   Telecom Argentina S.A.
       6147     1695        374          30   Telefonica del Peru S.A.A.
       8151     1495       3094         427   Uninet S.A. de C.V.
       6503     1227        421          57   Axtel, S.A.B. de C.V.
       7738     1000       1882          42   Telemar Norte Leste S.A.
       3816      920        396         149   COLOMBIA TELECOMUNICACIONES S
      26615      913       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     1520        958          13   TE-AS
      24863      953        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      234         21          12   Cote d'Ivoire Telecom
      36947      191        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     3073        498         223   Telmex Colombia S.A.
      22773     2930       2955         141   Cox Communications Inc.
       6389     2891       3688          51   BellSouth.net Inc.
       4766     2877      11553         909   Korea Telecom
      17974     2842        905          78   PT Telekomunikasi Indonesia
       3356     2569      10688         477   Level 3 Communications, Inc.
       7545     2488        336         128   TPG Telecom Limited
      28573     2346       2139         112   NET Serviços de Comunicação S
      39891     2069        139          10   SaudiNet, Saudi Telecom Compa
      18566     2043        379         183   MegaPath Corporation
      
      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      2842        2764      PT Telekomunikasi Indonesia
       7545      2488        2360      TPG Telecom Limited
      28573      2346        2234      NET Serviços de Comunicação S
       3356      2569        2092      Level 3 Communications, Inc.
      39891      2069        2059      SaudiNet, Saudi Telecom Compa
       4766      2877        1968      Korea Telecom
      18566      2043        1860      MegaPath Corporation
       4755      1943        1747      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      /12:264     
      /13:502     /14:997     /15:1718    /16:12975   /17:7131    /18:12135   
      /19:24997   /20:35644   /21:38397   /22:57495   /23:50361   /24:284231  
      /25:1151    /26:1091    /27:680     /28:17      /29:14      /30:8       
      /31:0       /32:11      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      22773     2143          2930      Cox Communications Inc.
      39891     2012          2069      SaudiNet, Saudi Telecom Compa
      18566     1998          2043      MegaPath Corporation
       6389     1671          2891      BellSouth.net Inc.
      30036     1366          1520      Mediacom Communications Corp
       6983     1313          1622      EarthLink, Inc.
      34984     1260          1956      TELLCOM ILETISIM HIZMETLERI A
       6147     1241          1695      Telefonica del Peru S.A.A.
      11492     1131          1189      CABLE ONE, INC.
       8402     1103          1437      OJSC "Vimpelcom"
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1468      2:673       3:1         4:97        5:1204      6:21     
         8:1404     12:1843     13:4        14:1240     15:17       16:2      
        17:42       18:21       20:50       23:1095     24:1677     27:1825   
        31:1468     32:39       33:2        34:5        35:2        36:129    
        37:1900     38:978      39:11       40:232      41:2976     42:262    
        43:980      44:23       45:105      46:2093     47:34       49:786    
        50:790      52:12       54:66       55:5        56:8        57:32     
        58:1198     59:681      60:455      61:1760     62:1311     63:1903   
        64:4442     65:2257     66:4083     67:2019     68:1040     69:3276   
        70:907      71:431      72:1969     74:2616     75:314      76:413    
        77:1465     78:1298     79:783      80:1324     81:1305     82:796    
        83:628      84:674      85:1322     86:376      87:1162     88:514    
        89:1740     90:139      91:5856     92:802      93:2206     94:1866   
        95:2071     96:418      97:335      98:1039     99:47      100:75     
       101:790     103:6585    104:1163    105:54      106:202     107:887    
       108:608     109:2008    110:1067    111:1477    112:745     113:930    
       114:841     115:1253    116:1320    117:1022    118:1688    119:1409   
       120:452     121:1038    122:2176    123:1714    124:1496    125:1540   
       128:643     129:386     130:380     131:1075    132:470     133:167    
       134:389     135:87      136:311     137:296     138:417     139:173    
       140:223     141:414     142:625     143:442     144:519     145:111    
       146:708     147:564     148:1067    149:418     150:559     151:586    
       152:482     153:247     154:309     155:712     156:398     157:332    
       158:265     159:957     160:368     161:634     162:1881    163:388    
       164:651     165:669     166:321     167:705     168:1002    169:141    
       170:1430    171:223     172:42      173:1596    174:702     175:612    
       176:1460    177:3635    178:2092    179:862     180:1876    181:1594   
       182:1700    183:604     184:738     185:2754    186:2717    187:1794   
       188:2017    189:1539    190:7808    191:851     192:8077    193:5553   
       194:4040    195:3634    196:1693    197:887     198:5444    199:5500   
       200:6464    201:2909    202:9521    203:9081    204:4658    205:2730   
       206:3015    207:2978    208:3950    209:3871    210:3486    211:1827   
       212:2436    213:2301    214:832     215:69      216:5536    217:1808   
       218:665     219:466     220:1342    221:796     222:464     223:657    
      
      
      End of report