[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, 15 Dec 2012 04:54:29 +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 15 Dec, 2012
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              437576
          Prefixes after maximum aggregation:                          180670
          Deaggregation factor:                                          2.42
          Unique aggregates announced to Internet:                     214733
      Total ASes present in the Internet Routing Table:                 42833
          Prefixes per ASN:                                             10.22
      Origin-only ASes present in the Internet Routing Table:           33929
      Origin ASes announcing only one prefix:                           15857
      Transit ASes present in the Internet Routing Table:                5694
      Transit-only ASes present in the Internet Routing Table:            135
      Average AS path length visible in the Internet Routing Table:       4.6
          Max AS path length visible:                                      31
          Max AS path prepend of ASN ( 28730)                              25
      Prefixes from unregistered ASNs in the Routing Table:              1188
          Unregistered ASNs in the Routing Table:                         426
      Number of 32-bit ASNs allocated by the RIRs:                       3579
      Number of 32-bit ASNs visible in the Routing Table:                3210
      Prefixes from 32-bit ASNs in the Routing Table:                    8662
      Special use prefixes present in the Routing Table:                   15
      Prefixes being announced from unallocated address space:            150
      Number of addresses announced to Internet:                   2619294732
          Equivalent to 156 /8s, 31 /16s and 68 /24s
          Percentage of available address space announced:               70.7
          Percentage of allocated address space announced:               70.7
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               94.0
      Total number of prefixes smaller than registry allocations:      154967
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   104923
          Total APNIC prefixes after maximum aggregation:               32629
          APNIC Deaggregation factor:                                    3.22
      Prefixes being announced from the APNIC address blocks:          105840
          Unique aggregates announced from the APNIC address blocks:    43291
      APNIC Region origin ASes present in the Internet Routing Table:    4800
          APNIC Prefixes per ASN:                                       22.05
      APNIC Region origin ASes announcing only one prefix:               1245
      APNIC Region transit ASes present in the Internet Routing Table:    796
      Average APNIC Region AS path length visible:                        4.6
          Max APNIC Region AS path length visible:                         23
      Number of APNIC region 32-bit ASNs visible in the Routing Table:    386
      Number of APNIC addresses announced to Internet:              716073472
          Equivalent to 42 /8s, 174 /16s and 106 /24s
          Percentage of available APNIC address space announced:         83.7
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                             58368-59391, 131072-133119
      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:                    156038
          Total ARIN prefixes after maximum aggregation:                78497
          ARIN Deaggregation factor:                                     1.99
      Prefixes being announced from the ARIN address blocks:           156749
          Unique aggregates announced from the ARIN address blocks:     70462
      ARIN Region origin ASes present in the Internet Routing Table:    15339
          ARIN Prefixes per ASN:                                        10.22
      ARIN Region origin ASes announcing only one prefix:                5794
      ARIN Region transit ASes present in the Internet Routing Table:    1592
      Average ARIN Region AS path length visible:                         4.1
          Max ARIN Region AS path length visible:                          25
      Number of ARIN region 32-bit ASNs visible in the Routing Table:      18
      Number of ARIN addresses announced to Internet:              1089133184
          Equivalent to 64 /8s, 234 /16s and 218 /24s
          Percentage of available ARIN address space announced:          57.6
      
      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, 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:                    112707
          Total RIPE prefixes after maximum aggregation:                58169
          RIPE Deaggregation factor:                                     1.94
      Prefixes being announced from the RIPE address blocks:           115585
          Unique aggregates announced from the RIPE address blocks:     74144
      RIPE Region origin ASes present in the Internet Routing Table:    16988
          RIPE Prefixes per ASN:                                         6.80
      RIPE Region origin ASes announcing only one prefix:                8127
      RIPE Region transit ASes present in the Internet Routing Table:    2763
      Average RIPE Region AS path length visible:                         5.1
          Max RIPE Region AS path length visible:                          31
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    2078
      Number of RIPE addresses announced to Internet:               650196324
          Equivalent to 38 /8s, 193 /16s and 53 /24s
          Percentage of available RIPE address space announced:          94.5
      
      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, 196608-199679
      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:                   45280
          Total LACNIC prefixes after maximum aggregation:               8984
          LACNIC Deaggregation factor:                                   5.04
      Prefixes being announced from the LACNIC address blocks:          48812
          Unique aggregates announced from the LACNIC address blocks:   23091
      LACNIC Region origin ASes present in the Internet Routing Table:   1746
          LACNIC Prefixes per ASN:                                      27.96
      LACNIC Region origin ASes announcing only one prefix:               505
      LACNIC Region transit ASes present in the Internet Routing Table:   327
      Average LACNIC Region AS path length visible:                       4.7
          Max LACNIC Region AS path length visible:                        24
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:   722
      Number of LACNIC addresses announced to Internet:             120667944
          Equivalent to 7 /8s, 49 /16s and 63 /24s
          Percentage of available LACNIC address space announced:        71.9
      
      LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                             262144-263167 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:                   9844
          Total AfriNIC prefixes after maximum aggregation:              2338
          AfriNIC Deaggregation factor:                                  4.21
      Prefixes being announced from the AfriNIC address blocks:         10440
          Unique aggregates announced from the AfriNIC address blocks:   3614
      AfriNIC Region origin ASes present in the Internet Routing Table:   584
          AfriNIC Prefixes per ASN:                                     17.88
      AfriNIC Region origin ASes announcing only one prefix:              186
      AfriNIC Region transit ASes present in the Internet Routing Table:  127
      Average AfriNIC Region AS path length visible:                      4.6
          Max AfriNIC Region AS path length visible:                       16
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:    6
      Number of AfriNIC addresses announced to Internet:             42905600
          Equivalent to 2 /8s, 142 /16s and 176 /24s
          Percentage of available AfriNIC address space announced:       42.6
      
      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     2933      11556         905   Korea Telecom (KIX)
      17974     2431        826          46   PT TELEKOMUNIKASI INDONESIA
       7545     1815        301          90   TPG Internet Pty Ltd
       4755     1654        381         171   TATA Communications formerly 
       9829     1415       1156          42   BSNL National Internet Backbo
       9583     1183         88         501   Sify Limited
       7552     1138       1062          11   Vietel Corporation
       4808     1128       2056         318   CNCGROUP IP network: China169
      24560     1035        385         165   Bharti Airtel Ltd., Telemedia
       9498     1030        307          69   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
       7029     3193        994         216   Windstream Communications Inc
       6389     3129       3718         139   bellsouth.net, inc. 
      18566     2082        382         180   Covad Communications 
      22773     1944       2932         131   Cox Communications, Inc.
       1785     1938        678         124   PaeTec Communications, Inc.
      20115     1687       1607         623   Charter Communications 
       4323     1591       1153         395   Time Warner Telecom
      30036     1381        291         721   Mediacom Communications Corp 
       7018     1290      10533         854   AT&T WorldNet Services
       7011     1206        321         685   Citizens Utilities 
      
      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     1765        544          16   Corbina telecom
       2118     1424         97          15   EUnet/RELCOM Autonomous Syste
      34984      877        211         228   BILISIM TELEKOM
      12479      868        777          64   Uni2 Autonomous System
      13188      756         95         129   Educational Network
      31148      741         38          13   FreeNet ISP
       6830      715       2313         436   UPC Distribution Services
      20940      712        229         549   Akamai Technologies European 
      58113      633         70         378   LIR DATACENTER TELECOM SRL
       8551      611        367          39   Bezeq International
      
      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     2264        386         207   TVCABLE BOGOTA 
      28573     2213       1298          69   NET Servicos de Comunicao S.A
       7303     1673       1139         201   Telecom Argentina Stet-France
       8151     1599       3016         352   UniNet S.A. de C.V. 
       6503     1537        435          67   AVANTEL, S.A. 
      27947      761         85          93   Telconet S.A
       3816      661        309          71   Empresa Nacional de Telecomun
      18881      608        716          18   Global Village Telecom 
      11172      603         85          68   Servicios Alestra S.A de C.V 
       7738      579       1178          33   Telecomunicacoes da Bahia S.A
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      24863      873        275          36   LINKdotNET AS number
      36998      772         48           3   MOBITEL
       8452      684        958          13   TEDATA
       6713      485        602          20   Itissalat Al-MAGHRIB
      24835      291         80           8   RAYA Telecom - Egypt
       3741      267        906         225   The Internet Solution 
      12258      194         28          66   Vodacom Internet Company 
      15706      191         32           6   Sudatel Internet Exchange Aut
      29975      191        667          21   Vodacom
      16637      181        697          88   MTN Network Solutions
      
      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
       7029     3193        994         216   Windstream Communications Inc
       6389     3129       3718         139   bellsouth.net, inc. 
       4766     2933      11556         905   Korea Telecom (KIX)
      17974     2431        826          46   PT TELEKOMUNIKASI INDONESIA
      10620     2264        386         207   TVCABLE BOGOTA 
      28573     2213       1298          69   NET Servicos de Comunicao S.A
      18566     2082        382         180   Covad Communications 
      22773     1944       2932         131   Cox Communications, Inc.
       1785     1938        678         124   PaeTec Communications, Inc.
       7545     1815        301          90   TPG Internet Pty Ltd
      
      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      3129        2990      bellsouth.net, inc. 
      17974      2431        2385      PT TELEKOMUNIKASI INDONESIA
      28573      2213        2144      NET Servicos de Comunicao S.A
      10620      2264        2057      TVCABLE BOGOTA 
       4766      2933        2028      Korea Telecom (KIX)
      18566      2082        1902      Covad Communications 
       1785      1938        1814      PaeTec Communications, Inc.
      22773      1944        1813      Cox Communications, Inc.
       8402      1765        1749      Corbina telecom
       7545      1815        1725      TPG Internet Pty Ltd
      
      Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      61309   UNALLOCATED  5.1.96.0/21          41562       Host4all Sarl
      59505   UNALLOCATED  5.2.65.0/24          50673       Serverius AS
      59505   UNALLOCATED  5.2.66.0/24          50673       Serverius AS
      59530   UNALLOCATED  5.8.182.0/24         31261       GARS Telecom
      61408   UNALLOCATED  5.56.0.0/21            174       Cogent Communication
      61395   UNALLOCATED  5.83.56.0/22          3292       TDC Tele Danmark
      61395   UNALLOCATED  5.83.60.0/22          3292       TDC Tele Danmark
      59414   UNALLOCATED  5.102.144.0/21       15576       Nextra backbone in D
      59395   UNALLOCATED  5.133.16.0/21         3549       Global Crossing 
      59407   UNALLOCATED  5.134.16.0/21        51167       Giga-Hosting GmbH
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Prefixes from private and non-routed address space (Global)
      -----------------------------------------------------------
      
      Prefix             Origin AS  Description
      128.0.0.0/24          2876     Jump Management SRL
      128.0.24.0/21        41794     Altline LLC
      128.0.64.0/22        49466     Declic Telecom SAS
      128.0.68.0/22        49466     Declic Telecom SAS
      128.0.72.0/21        23456     32-bit ASN transition
      128.0.80.0/20        52041     Timer LTD
      128.0.104.0/23       51848     FOP Gabidullina Ludmila Nikol
      128.0.106.0/24       23456     32-bit ASN transition
      128.0.128.0/20       29285     AMT closed joint-stock compan
      128.0.144.0/22       59675     >>UNKNOWN<<
      
      Complete listing at http://thyme.rand.apnic.net/current/data-dsua
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      27.112.114.0/24      23884     Proimage Engineering and Comm
      41.222.80.0/21       37110     Moztel LDA
      41.223.108.0/22      36966     >>UNKNOWN<<
      62.12.96.0/19        38478     SunnyVision Limited
      62.61.220.0/24       24974     Tachyon Europe BV - Wireless 
      62.61.221.0/24       24974     Tachyon Europe BV - Wireless 
      64.66.32.0/20        18864     >>UNKNOWN<<
      64.187.208.0/24        174     Cogent Communications
      64.187.209.0/24      23005     Power Pulse 
      65.111.1.0/24        32258     SDN Global 
      
      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        /8:18       /9:13      /10:29      /11:87      /12:244     
      /13:477     /14:857     /15:1544    /16:12483   /17:6562    /18:10967   
      /19:21593   /20:30927   /21:32879   /22:44170   /23:40758   /24:229702  
      /25:1349    /26:1744    /27:868     /28:182     /29:80      /30:17      
      /31:0       /32:26      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       7029     2622          3193      Windstream Communications Inc
      18566     2032          2082      Covad Communications 
       6389     1776          3129      bellsouth.net, inc. 
       8402     1493          1765      Corbina telecom
      30036     1288          1381      Mediacom Communications Corp 
      22773     1276          1944      Cox Communications, Inc.
      11492     1147          1183      Cable One 
       6503     1055          1537      AVANTEL, S.A. 
       1785     1022          1938      PaeTec Communications, Inc.
       7011      954          1206      Citizens Utilities 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:650       2:715       3:3         4:13        5:687       6:3      
         8:487      12:1940     13:3        14:701      15:11       16:3      
        17:6        20:27       23:221      24:1795     27:1435     31:1321   
        32:54       33:2        34:2        36:7        37:1091     38:844    
        39:2        40:141      41:2768     42:179      44:3        46:1714   
        47:3        49:513      50:627      52:12       54:28       55:8      
        57:28       58:1069     59:553      60:236      61:1307     62:1039   
        63:2021     64:4370     65:2207     66:4498     67:2081     68:1187   
        69:3338     70:933      71:557      72:1894     74:2632     75:471    
        76:290      77:1032     78:1005     79:518      80:1208     81:977    
        82:633      83:535      84:531      85:1155     86:459      87:960    
        88:352      89:1741     90:304      91:5362     92:602      93:1664   
        94:2002     95:1639     96:487      97:322      98:969      99:40     
       100:31      101:288     103:1922    105:517     106:117     107:202    
       108:508     109:1699    110:821     111:972     112:461     113:746    
       114:642     115:901     116:888     117:777     118:965     119:1255   
       120:376     121:679     122:1723    123:1173    124:1322    125:1291   
       128:551     129:200     130:300     131:641     132:319     133:142    
       134:255     135:62      136:215     137:234     138:343     139:167    
       140:181     141:301     142:510     143:355     144:493     145:89     
       146:521     147:294     148:738     149:331     150:153     151:237    
       152:399     153:187     154:22      155:441     156:229     157:380    
       158:257     159:677     160:335     161:419     162:377     163:193    
       164:584     165:450     166:475     167:567     168:993     169:131    
       170:1006    171:164     172:6       173:1704    174:626     175:443    
       176:870     177:1484    178:1743    180:1351    181:185     182:1123   
       183:301     184:632     185:125     186:2107    187:1465    188:1893   
       189:1606    190:6154    192:6094    193:5819    194:4653    195:3656   
       196:1244    197:284     198:3998    199:5157    200:6014    201:2030   
       202:8839    203:8731    204:4477    205:2572    206:2780    207:2825   
       208:4072    209:3661    210:2897    211:1528    212:2101    213:1871   
       214:888     215:74      216:5176    217:1606    218:596     219:320    
       220:1257    221:542     222:336     223:365    
      
      End of report