[apops] Weekly Routing Table Report

  • To: apops at apops dot net, nanog at nanog dot org, routing-wg at ripe dot net, afnog at afnog dot org, sanog at sanog dot org, pacnog at pacnog dot org
  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 22 Feb 2014 04:11:58 +1000 (EST)
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    • Routing Table as seen from APNIC's router in Japan.
      
      The posting is sent to APOPS, NANOG, AfNOG, AusNOG, SANOG, PacNOG, LacNOG,
      TRNOG, CaribNOG and the RIPE Routing Working Group.
      
      Daily listings are sent to bgp-stats at lists dot apnic dot net
      
      For historical data, please see http://thyme.rand.apnic.net.
      
      If you have any comments please contact Philip Smith <pfsinoz at gmail dot com>.
      
      Routing Table Report   04:00 +10GMT Sat 22 Feb, 2014
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              483198
          Prefixes after maximum aggregation:                          191729
          Deaggregation factor:                                          2.52
          Unique aggregates announced to Internet:                     239336
      Total ASes present in the Internet Routing Table:                 46226
          Prefixes per ASN:                                             10.45
      Origin-only ASes present in the Internet Routing Table:           35611
      Origin ASes announcing only one prefix:                           16405
      Transit ASes present in the Internet Routing Table:                6049
      Transit-only ASes present in the Internet Routing Table:            173
      Average AS path length visible in the Internet Routing Table:       4.6
          Max AS path length visible:                                      53
          Max AS path prepend of ASN ( 50404)                              51
      Prefixes from unregistered ASNs in the Routing Table:              1881
          Unregistered ASNs in the Routing Table:                         488
      Number of 32-bit ASNs allocated by the RIRs:                       5975
      Number of 32-bit ASNs visible in the Routing Table:                4566
      Prefixes from 32-bit ASNs in the Routing Table:                   14720
      Number of bogon 32-bit ASNs visible in the Routing Table:             4
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            435
      Number of addresses announced to Internet:                   2657187844
          Equivalent to 158 /8s, 97 /16s and 120 /24s
          Percentage of available address space announced:               71.8
          Percentage of allocated address space announced:               71.8
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               95.8
      Total number of prefixes smaller than registry allocations:      168859
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   114566
          Total APNIC prefixes after maximum aggregation:               34472
          APNIC Deaggregation factor:                                    3.32
      Prefixes being announced from the APNIC address blocks:          117125
          Unique aggregates announced from the APNIC address blocks:    49266
      APNIC Region origin ASes present in the Internet Routing Table:    4889
          APNIC Prefixes per ASN:                                       23.96
      APNIC Region origin ASes announcing only one prefix:               1225
      APNIC Region transit ASes present in the Internet Routing Table:    849
      Average APNIC Region AS path length visible:                        4.6
          Max APNIC Region AS path length visible:                         37
      Number of APNIC region 32-bit ASNs visible in the Routing Table:    843
      Number of APNIC addresses announced to Internet:              731163776
          Equivalent to 43 /8s, 148 /16s and 172 /24s
          Percentage of available APNIC address space announced:         85.5
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                             58368-59391, 63488-63999, 131072-133631
      APNIC Address Blocks     1/8,  14/8,  27/8,  36/8,  39/8,  42/8,  43/8,
                              49/8,  58/8,  59/8,  60/8,  61/8, 101/8, 103/8,
                             106/8, 110/8, 111/8, 112/8, 113/8, 114/8, 115/8,
                             116/8, 117/8, 118/8, 119/8, 120/8, 121/8, 122/8,
                             123/8, 124/8, 125/8, 126/8, 133/8, 150/8, 153/8,
                             163/8, 171/8, 175/8, 180/8, 182/8, 183/8, 202/8,
                             203/8, 210/8, 211/8, 218/8, 219/8, 220/8, 221/8,
                             222/8, 223/8,
      
      ARIN Region Analysis Summary
      ----------------------------
      
      Prefixes being announced by ARIN Region ASes:                    165378
          Total ARIN prefixes after maximum aggregation:                82750
          ARIN Deaggregation factor:                                     2.00
      Prefixes being announced from the ARIN address blocks:           166722
          Unique aggregates announced from the ARIN address blocks:     77354
      ARIN Region origin ASes present in the Internet Routing Table:    16154
          ARIN Prefixes per ASN:                                        10.32
      ARIN Region origin ASes announcing only one prefix:                6109
      ARIN Region transit ASes present in the Internet Routing Table:    1679
      Average ARIN Region AS path length visible:                         4.0
          Max ARIN Region AS path length visible:                          21
      Number of ARIN region 32-bit ASNs visible in the Routing Table:      66
      Number of ARIN addresses announced to Internet:              1066115712
          Equivalent to 63 /8s, 139 /16s and 162 /24s
          Percentage of available ARIN address space announced:          56.4
      
      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:                    122196
          Total RIPE prefixes after maximum aggregation:                61905
          RIPE Deaggregation factor:                                     1.97
      Prefixes being announced from the RIPE address blocks:           126208
          Unique aggregates announced from the RIPE address blocks:     80452
      RIPE Region origin ASes present in the Internet Routing Table:    17650
          RIPE Prefixes per ASN:                                         7.15
      RIPE Region origin ASes announcing only one prefix:                8321
      RIPE Region transit ASes present in the Internet Routing Table:    2874
      Average RIPE Region AS path length visible:                         5.0
          Max RIPE Region AS path length visible:                          53
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    2631
      Number of RIPE addresses announced to Internet:               656485252
          Equivalent to 39 /8s, 33 /16s and 43 /24s
          Percentage of available RIPE address space announced:          95.4
      
      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, 196608-200191
      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:                   54382
          Total LACNIC prefixes after maximum aggregation:               9946
          LACNIC Deaggregation factor:                                   5.47
      Prefixes being announced from the LACNIC address blocks:          60169
          Unique aggregates announced from the LACNIC address blocks:   27789
      LACNIC Region origin ASes present in the Internet Routing Table:   2072
          LACNIC Prefixes per ASN:                                      29.04
      LACNIC Region origin ASes announcing only one prefix:               550
      LACNIC Region transit ASes present in the Internet Routing Table:   419
      Average LACNIC Region AS path length visible:                       4.8
          Max LACNIC Region AS path length visible:                        32
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  1016
      Number of LACNIC addresses announced to Internet:             151669120
          Equivalent to 9 /8s, 10 /16s and 73 /24s
          Percentage of available LACNIC address space announced:        90.4
      
      LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                             61440-61951, 262144-263679 plus ERX transfers
      LACNIC Address Blocks  177/8, 179/8, 181/8, 186/8, 187/8, 189/8, 190/8,
                             191/8, 200/8, 201/8,
      
      AfriNIC Region Analysis Summary
      -------------------------------
      
      Prefixes being announced by AfriNIC Region ASes:                  11838
          Total AfriNIC prefixes after maximum aggregation:              2618
          AfriNIC Deaggregation factor:                                  4.52
      Prefixes being announced from the AfriNIC address blocks:         12539
          Unique aggregates announced from the AfriNIC address blocks:   4114
      AfriNIC Region origin ASes present in the Internet Routing Table:   696
          AfriNIC Prefixes per ASN:                                     18.02
      AfriNIC Region origin ASes announcing only one prefix:              200
      AfriNIC Region transit ASes present in the Internet Routing Table:  145
      Average AfriNIC Region AS path length visible:                      4.8
          Max AfriNIC Region AS path length visible:                       24
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   10
      Number of AfriNIC addresses announced to Internet:             51426816
          Equivalent to 3 /8s, 16 /16s and 182 /24s
          Percentage of available AfriNIC address space announced:       51.1
      
      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     2983      11564         891   Korea Telecom
      17974     2752        902          88   PT Telekomunikasi Indonesia
       7545     2187        320         117   TPG Telecom Limited
       4755     1837        396         197   TATA Communications formerly 
       9829     1504       1282          41   National Internet Backbone
       9583     1304        102         534   Sify Limited
       7552     1231       1082          13   Viettel Corporation
       9498     1226        309          69   BHARTI Airtel Ltd.
       4808     1169       2116         354   CNCGROUP IP network China169 
      24560     1106        376         172   Bharti Airtel Ltd., Telemedia
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-APNIC
      
      ARIN Region per AS prefix count summary
      ---------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       6389     3023       3688          53   BellSouth.net Inc.
      22773     2323       2938         139   Cox Communications Inc.
       1785     2164        691         130   PaeTec Communications, Inc.
      18566     2048        379         178   MegaPath Corporation
      20115     1692       1673         576   Charter Communications
       4323     1619       1089         411   tw telecom holdings, inc.
        701     1496      11175         767   MCI Communications Services, 
      30036     1377        297         564   Mediacom Communications Corp
       6983     1300        772         581   ITC^Deltacom
       7018     1291      18003         836   AT&T Services, Inc.
      
      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
       8402     1814        544          16   OJSC "Vimpelcom"
      34984     1403        243         225   TELLCOM ILETISIM HIZMETLERI A
      20940     1227        453         922   Akamai International B.V.
      13188     1048        100          28   TOV "Bank-Inform"
      31148     1017         45          21   Freenet Ltd.
       8551      893        370          41   Bezeq International-Ltd
       6849      860        362          37   JSC "Ukrtelecom"
       6830      773       2331         424   Liberty Global Operations B.V
      12479      714        800          50   France Telecom Espana SA
      35819      563        634          74   Bayanat Al-Oula For Network S
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-RIPE
      
      LACNIC Region per AS prefix count summary
      -----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      28573     3485       1903          91   NET Serviços de Comunicação S
      10620     2749        440         199   Telmex Colombia S.A.
      18881     1901        972          21   Global Village Telecom
       7303     1740       1170         219   Telecom Argentina S.A.
       8151     1380       2900         419   Uninet S.A. de C.V.
       6503      932        434          61   Axtel, S.A.B. de C.V.
      11830      869        364          15   Instituto Costarricense de El
      27947      847        101          88   Telconet S.A
       7738      845       1626          38   Telemar Norte Leste S.A.
       3816      779        314         125   COLOMBIA TELECOMUNICACIONES S
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      36998     1630        240           6   Sudanese Mobile Telephone (ZA
      24863      917        380          28   Link Egypt (Link.NET)
       6713      602        685          28   Office National des Postes et
       8452      487        958          13   TE-AS
      24835      298        144           9   Vodafone Data
      36992      264        783          24   ETISALAT MISR
      29571      248         22          17   Cote d'Ivoire Telecom
       3741      247        921         208   Internet Solutions
      15706      219         32           6   Sudatel (Sudan Telecom Co. Lt
      29975      192        668          21   Vodacom
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-AFRINIC
      
      Global Per AS prefix count summary
      ----------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      28573     3485       1903          91   NET Serviços de Comunicação S
       6389     3023       3688          53   BellSouth.net Inc.
       4766     2983      11564         891   Korea Telecom
      17974     2752        902          88   PT Telekomunikasi Indonesia
      10620     2749        440         199   Telmex Colombia S.A.
      22773     2323       2938         139   Cox Communications Inc.
       7545     2187        320         117   TPG Telecom Limited
       1785     2164        691         130   PaeTec Communications, Inc.
      18566     2048        379         178   MegaPath Corporation
      18881     1901        972          21   Global Village Telecom
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       6389      3023        2970      BellSouth.net Inc.
      17974      2752        2664      PT Telekomunikasi Indonesia
      10620      2749        2550      Telmex Colombia S.A.
      22773      2323        2184      Cox Communications Inc.
       4766      2983        2092      Korea Telecom
       7545      2187        2070      TPG Telecom Limited
       1785      2164        2034      PaeTec Communications, Inc.
      18881      1901        1880      Global Village Telecom
      18566      2048        1870      MegaPath Corporation
       8402      1814        1798      OJSC "Vimpelcom"
      
      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
      14728   UNALLOCATED  8.8.192.0/23          3356       Level 3 Communicatio
      14728   UNALLOCATED  8.8.196.0/22          3356       Level 3 Communicatio
      14728   UNALLOCATED  8.8.200.0/23          3356       Level 3 Communicatio
      14728   UNALLOCATED  8.8.202.0/23          3356       Level 3 Communicatio
      53506   UNALLOCATED  8.17.102.0/23         2828       XO Communications
      20260   UNALLOCATED  8.25.160.0/24         3356       Level 3 Communicatio
      20260   UNALLOCATED  8.25.161.0/24         3356       Level 3 Communicatio
      46473   UNALLOCATED  8.27.122.0/24        12180       Internap Network Ser
      46473   UNALLOCATED  8.27.124.0/24        12180       Internap Network Ser
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      27.100.7.0/24        56096     >>UNKNOWN<<
      41.73.1.0/24         37004     >>UNKNOWN<<
      41.73.2.0/24         37004     >>UNKNOWN<<
      41.73.10.0/24        37004     >>UNKNOWN<<
      41.73.11.0/24        37004     >>UNKNOWN<<
      41.73.12.0/24        37004     >>UNKNOWN<<
      41.73.13.0/24        37004     >>UNKNOWN<<
      41.73.15.0/24        37004     >>UNKNOWN<<
      41.73.16.0/24        37004     >>UNKNOWN<<
      41.73.18.0/24        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      /10:30      /11:90      /12:255     
      /13:476     /14:952     /15:1651    /16:12850   /17:6753    /18:11477   
      /19:23687   /20:33381   /21:36211   /22:51727   /23:45050   /24:256348  
      /25:794     /26:952     /27:438     /28:12      /29:17      /30:7       
      /31:1       /32:11      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566     2003          2048      MegaPath Corporation
       6389     1696          3023      BellSouth.net Inc.
      36998     1599          1630      Sudanese Mobile Telephone (ZA
      22773     1565          2323      Cox Communications Inc.
       8402     1496          1814      OJSC "Vimpelcom"
      30036     1215          1377      Mediacom Communications Corp
      11492     1165          1203      CABLE ONE, INC.
       1785     1160          2164      PaeTec Communications, Inc.
       6983     1040          1300      ITC^Deltacom
      22561      990          1276      CenturyTel Internet Holdings,
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:932       2:809       3:3         4:16        5:901       6:19     
         8:656      12:1850     13:3        14:956      15:9        16:3      
        17:24       18:21       20:35       23:683      24:1715     27:1750   
        31:1578     32:44       33:2        34:5        36:118      37:1933   
        38:930      39:4        40:191      41:3082     42:243      44:18     
        46:2120     47:13       49:675      50:921      52:12       54:56     
        55:5        57:26       58:1149     59:593      60:372      61:1525   
        62:1249     63:1966     64:4371     65:2248     66:4192     67:2063   
        68:1024     69:3304     70:853      71:468      72:1999     74:2667   
        75:310      76:311      77:1216     78:1044     79:693      80:1295   
        81:1124     82:665      83:742      84:761      85:1242     86:449    
        87:1064     88:518      89:1740     90:151      91:5716     92:667    
        93:1679     94:2027     95:1475     96:535      97:352      98:1070   
        99:41      100:34      101:781     103:4219    105:535     106:164    
       107:482     108:542     109:2099    110:981     111:1253    112:618    
       113:829     114:790     115:1074    116:1033    117:872     118:1267   
       119:1307    120:341     121:789     122:1914    123:1257    124:1419   
       125:1450    128:642     129:245     130:360     131:659     132:356    
       133:157     134:312     135:74      136:249     137:300     138:348    
       139:157     140:206     141:359     142:553     143:418     144:504    
       145:98      146:599     147:446     148:791     149:345     150:150    
       151:600     152:421     153:204     154:86      155:524     156:325    
       157:367     158:293     159:865     160:356     161:474     162:1154   
       163:218     164:677     165:609     166:278     167:593     168:1048   
       169:124     170:1183    171:196     172:16      173:1590    174:679    
       175:589     176:1451    177:2788    178:1979    179:469     180:1624   
       181:974     182:1434    183:496     184:697     185:1299    186:2826   
       187:1452    188:1988    189:1276    190:7443    191:103     192:7102   
       193:5455    194:4014    195:3368    196:1365    197:1107    198:4918   
       199:5585    200:6064    201:2561    202:8968    203:8872    204:4482   
       205:2663    206:2933    207:2882    208:3965    209:3673    210:3092   
       211:1697    212:2210    213:2030    214:877     215:84      216:5508   
       217:1709    218:567     219:322     220:1289    221:595     222:336    
       223:618    
      
      End of report