[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, 18 Aug 2012 04:50:44 +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 18 Aug, 2012
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              422243
          Prefixes after maximum aggregation:                          177415
          Deaggregation factor:                                          2.38
          Unique aggregates announced to Internet:                     204508
      Total ASes present in the Internet Routing Table:                 41840
          Prefixes per ASN:                                             10.09
      Origin-only ASes present in the Internet Routing Table:           33461
      Origin ASes announcing only one prefix:                           15721
      Transit ASes present in the Internet Routing Table:                5622
      Transit-only ASes present in the Internet Routing Table:            138
      Average AS path length visible in the Internet Routing Table:       4.6
          Max AS path length visible:                                      32
          Max AS path prepend of ASN ( 48687)                              24
      Prefixes from unregistered ASNs in the Routing Table:               544
          Unregistered ASNs in the Routing Table:                         179
      Number of 32-bit ASNs allocated by the RIRs:                       3133
      Number of 32-bit ASNs visible in the Routing Table:                2757
      Prefixes from 32-bit ASNs in the Routing Table:                    7094
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            173
      Number of addresses announced to Internet:                   2591522956
          Equivalent to 154 /8s, 119 /16s and 128 /24s
          Percentage of available address space announced:               69.9
          Percentage of allocated address space announced:               70.0
          Percentage of available address space allocated:               99.9
          Percentage of address space in use by end-sites:               93.2
      Total number of prefixes smaller than registry allocations:      148724
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   101840
          Total APNIC prefixes after maximum aggregation:               32662
          APNIC Deaggregation factor:                                    3.12
      Prefixes being announced from the APNIC address blocks:          102409
          Unique aggregates announced from the APNIC address blocks:    42280
      APNIC Region origin ASes present in the Internet Routing Table:    4733
          APNIC Prefixes per ASN:                                       21.64
      APNIC Region origin ASes announcing only one prefix:               1244
      APNIC Region transit ASes present in the Internet Routing Table:    762
      Average APNIC Region AS path length visible:                        4.6
          Max APNIC Region AS path length visible:                         26
      Number of APNIC region 32-bit ASNs visible in the Routing Table:    282
      Number of APNIC addresses announced to Internet:              708149376
          Equivalent to 42 /8s, 53 /16s and 128 /24s
          Percentage of available APNIC address space announced:         82.8
      
      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:                    153791
          Total ARIN prefixes after maximum aggregation:                77875
          ARIN Deaggregation factor:                                     1.97
      Prefixes being announced from the ARIN address blocks:           154799
          Unique aggregates announced from the ARIN address blocks:     68795
      ARIN Region origin ASes present in the Internet Routing Table:    15221
          ARIN Prefixes per ASN:                                        10.17
      ARIN Region origin ASes announcing only one prefix:                5753
      ARIN Region transit ASes present in the Internet Routing Table:    1610
      Average ARIN Region AS path length visible:                         4.1
          Max ARIN Region AS path length visible:                          24
      Number of ARIN region 32-bit ASNs visible in the Routing Table:      17
      Number of ARIN addresses announced to Internet:              1084328576
          Equivalent to 64 /8s, 161 /16s and 138 /24s
          Percentage of available ARIN address space announced:          57.4
      
      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, 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:                    106635
          Total RIPE prefixes after maximum aggregation:                56204
          RIPE Deaggregation factor:                                     1.90
      Prefixes being announced from the RIPE address blocks:           108860
          Unique aggregates announced from the RIPE address blocks:     67735
      RIPE Region origin ASes present in the Internet Routing Table:    16773
          RIPE Prefixes per ASN:                                         6.49
      RIPE Region origin ASes announcing only one prefix:                8129
      RIPE Region transit ASes present in the Internet Routing Table:    2721
      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:    1798
      Number of RIPE addresses announced to Internet:               642798564
          Equivalent to 38 /8s, 80 /16s and 83 /24s
          Percentage of available RIPE address space announced:          93.4
      
      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, 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:                   43108
          Total LACNIC prefixes after maximum aggregation:               8424
          LACNIC Deaggregation factor:                                   5.12
      Prefixes being announced from the LACNIC address blocks:          45921
          Unique aggregates announced from the LACNIC address blocks:   22114
      LACNIC Region origin ASes present in the Internet Routing Table:   1627
          LACNIC Prefixes per ASN:                                      28.22
      LACNIC Region origin ASes announcing only one prefix:               425
      LACNIC Region transit ASes present in the Internet Routing Table:   318
      Average LACNIC Region AS path length visible:                       4.7
          Max LACNIC Region AS path length visible:                        25
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:   654
      Number of LACNIC addresses announced to Internet:             114227624
          Equivalent to 6 /8s, 206 /16s and 249 /24s
          Percentage of available LACNIC address space announced:        68.1
      
      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:                   9625
          Total AfriNIC prefixes after maximum aggregation:              2192
          AfriNIC Deaggregation factor:                                  4.39
      Prefixes being announced from the AfriNIC address blocks:         10081
          Unique aggregates announced from the AfriNIC address blocks:   3441
      AfriNIC Region origin ASes present in the Internet Routing Table:   556
          AfriNIC Prefixes per ASN:                                     18.13
      AfriNIC Region origin ASes announcing only one prefix:              170
      AfriNIC Region transit ASes present in the Internet Routing Table:  124
      Average AfriNIC Region AS path length visible:                      4.6
          Max AfriNIC Region AS path length visible:                       25
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:    6
      Number of AfriNIC addresses announced to Internet:             41662208
          Equivalent to 2 /8s, 123 /16s and 183 /24s
          Percentage of available AfriNIC address space announced:       41.4
      
      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     2760      11117        1249   Korea Telecom (KIX)
      17974     2342        702          54   PT TELEKOMUNIKASI INDONESIA
       7545     1715        301          87   TPG Internet Pty Ltd
       4755     1607        386         158   TATA Communications formerly 
       9829     1312       1084          31   BSNL National Internet Backbo
       9583     1170         86         509   Sify Limited
       4808     1133       2055         326   CNCGROUP IP network: China169
       7552     1104       1062          11   Vietel Corporation
      24560     1040        386         160   Bharti Airtel Ltd., Telemedia
       9498      998        294          74   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     3441        990         154   Windstream Communications Inc
       6389     3368       3772         191   bellsouth.net, inc. 
      18566     2087        382         180   Covad Communications 
       1785     1939        680         128   PaeTec Communications, Inc.
      22773     1726       2914         127   Cox Communications, Inc.
      20115     1647       1572         611   Charter Communications 
       4323     1575       1026         386   Time Warner Telecom
      30036     1456        290         775   Mediacom Communications Corp 
       7018     1237      10022         807   AT&T WorldNet Services
      11492     1194        217         348   Cable One 
      
      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     1530        544          16   Corbina telecom
      15557     1216       2247          55   LDCOM NETWORKS
      12479      827        764          85   Uni2 Autonomous System
      34984      750        189         175   BILISIM TELEKOM
       6830      715       2311         446   UPC Distribution Services
      20940      709        229         550   Akamai Technologies European 
      31148      708         37           9   FreeNet ISP
       2118      685         97          14   EUnet/RELCOM Autonomous Syste
      13188      657        100           9   Educational Network
      58113      616         69         362   LIR DATACENTER TELECOM SRL
      
      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     2085        354         216   TVCABLE BOGOTA 
      28573     1999       1242          55   NET Servicos de Comunicao S.A
       7303     1563       1033         200   Telecom Argentina Stet-France
       6503     1530        435          68   AVANTEL, S.A. 
       8151     1474       3038         342   UniNet S.A. de C.V. 
       6458      883         81          15   GUATEL 
      27947      715         74          95   Telconet S.A
       3816      602        255          90   Empresa Nacional de Telecomun
      11172      591         85          70   Servicios Alestra S.A de C.V 
      22047      580        326          15   VTR PUNTO NET 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
       8452      893        958          13   TEDATA
      24863      869        275          36   LINKdotNET AS number
      36998      532         48           3   MOBITEL
       6713      517        650          19   Itissalat Al-MAGHRIB
      24835      286         80           8   RAYA Telecom - Egypt
       3741      262        904         223   The Internet Solution 
      12258      195         28          62   Vodacom Internet Company 
      33776      194         13          11   Starcomms Nigeria Limited
      15706      193         32           6   Sudatel Internet Exchange Aut
      29975      191        667          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
       7029     3441        990         154   Windstream Communications Inc
       6389     3368       3772         191   bellsouth.net, inc. 
       4766     2760      11117        1249   Korea Telecom (KIX)
      17974     2342        702          54   PT TELEKOMUNIKASI INDONESIA
      18566     2087        382         180   Covad Communications 
      10620     2085        354         216   TVCABLE BOGOTA 
      28573     1999       1242          55   NET Servicos de Comunicao S.A
       1785     1939        680         128   PaeTec Communications, Inc.
      22773     1726       2914         127   Cox Communications, Inc.
       7545     1715        301          87   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      3368        3177      bellsouth.net, inc. 
      17974      2342        2288      PT TELEKOMUNIKASI INDONESIA
      28573      1999        1944      NET Servicos de Comunicao S.A
      18566      2087        1907      Covad Communications 
      10620      2085        1869      TVCABLE BOGOTA 
       1785      1939        1811      PaeTec Communications, Inc.
       7545      1715        1628      TPG Internet Pty Ltd
      22773      1726        1599      Cox Communications, Inc.
       8402      1530        1514      Corbina telecom
       4766      2760        1511      Korea Telecom (KIX)
      
      Complete listing at http://thyme.rand.apnic.net/current/data-CIDRnet
      
      List of Unregistered Origin ASNs (Global)
      -----------------------------------------
      
      Bad AS  Designation  Network              Transit AS  Description
      59414   UNALLOCATED  5.102.144.0/21       15576       Nextra backbone in D
      59395   UNALLOCATED  5.133.16.0/21        12658       Dexterity Networks L
      59407   UNALLOCATED  5.134.16.0/21        51167       Giga-Hosting GmbH
      59581   UNALLOCATED  5.149.8.0/21         25577       C4L main AS
      59457   UNALLOCATED  5.149.64.0/24        35567       DASTO semtel d.o.o.
      59457   UNALLOCATED  5.149.65.0/24        35567       DASTO semtel d.o.o.
      59457   UNALLOCATED  5.149.66.0/24        35567       DASTO semtel d.o.o.
      59457   UNALLOCATED  5.149.67.0/24        35567       DASTO semtel d.o.o.
      59457   UNALLOCATED  5.149.68.0/24        35567       DASTO semtel d.o.o.
      59457   UNALLOCATED  5.149.71.0/24        35567       DASTO semtel d.o.o.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      14.192.0.0/22        45464     Room 201, TGU Bldg
      14.192.4.0/22        45464     Room 201, TGU Bldg
      14.192.8.0/22        45464     Room 201, TGU Bldg
      14.192.12.0/22       45464     Room 201, TGU Bldg
      14.192.16.0/22       45464     Room 201, TGU Bldg
      14.192.20.0/22       45464     Room 201, TGU Bldg
      14.192.24.0/22       45464     Room 201, TGU Bldg
      14.192.28.0/22       45464     Room 201, TGU Bldg
      27.112.114.0/24      23884     Proimage Engineering and Comm
      41.207.224.0/23      36898     UniNet Communications
      
      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        /8:20       /9:14      /10:29      /11:84      /12:237     
      /13:475     /14:846     /15:1531    /16:12360   /17:6383    /18:10784   
      /19:21006   /20:30060   /21:31926   /22:41885   /23:39735   /24:220985  
      /25:1257    /26:1502    /27:849     /28:171     /29:62      /30:18      
      /31:0       /32:24      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       7029     2801          3441      Windstream Communications Inc
      18566     2037          2087      Covad Communications 
       6389     1856          3368      bellsouth.net, inc. 
      30036     1390          1456      Mediacom Communications Corp 
       8402     1258          1530      Corbina telecom
      15557     1160          1216      LDCOM NETWORKS
      11492     1157          1194      Cable One 
      22773     1132          1726      Cox Communications, Inc.
       6503     1051          1530      AVANTEL, S.A. 
       1785     1041          1939      PaeTec Communications, Inc.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:563       2:739       3:1         4:13        5:353       6:3      
         8:441      12:2010     13:1        14:641      15:11       16:3      
        17:6        20:26       23:201      24:1801     27:1329     31:1031   
        32:56       33:2        34:2        36:8        37:732      38:823    
        39:1        40:133      41:2848     42:156      44:3        46:1577   
        47:2        49:436      50:583      52:13       54:15       55:6      
        56:1        57:31       58:986      59:517      60:239      61:1283   
        62:991      63:2013     64:4264     65:2246     66:4539     67:2053   
        68:1158     69:3212     70:987      71:522      72:1866     74:2606   
        75:490      76:330      77:946      78:911      79:499      80:1271   
        81:955      82:634      83:535      84:622      85:1139     86:805    
        87:935      88:347      89:1812     90:301      91:5107     92:591    
        93:1473     94:1583     95:1272     96:407      97:317      98:897    
        99:39      100:22      101:257     103:1389    105:512     106:113    
       107:193     108:428     109:1907    110:796     111:954     112:425    
       113:678     114:656     115:841     116:881     117:726     118:942    
       119:1249    120:300     121:694     122:1656    123:1169    124:1354   
       125:1265    128:522     129:185     130:275     131:636     132:298    
       133:22      134:246     135:61      136:216     137:239     138:338    
       139:185     140:501     141:269     142:483     143:359     144:488    
       145:78      146:510     147:254     148:781     149:300     150:155    
       151:186     152:457     153:175     154:20      155:412     156:225    
       157:381     158:178     159:637     160:345     161:411     162:401    
       163:189     164:685     165:413     166:565     167:534     168:954    
       169:125     170:910     171:145     172:5       173:1726    174:634    
       175:437     176:603     177:1004    178:1679    180:1338    181:123    
       182:1035    183:227     184:589     186:2069    187:1130    188:1464   
       189:1573    190:6153    192:6015    193:5456    194:4234    195:3261   
       196:1230    197:202     198:3708    199:4913    200:6027    201:1968   
       202:8706    203:8645    204:4398    205:2534    206:2813    207:2855   
       208:4041    209:3637    210:2770    211:1539    212:2015    213:1802   
       214:876     215:85      216:5113    217:1553    218:547     219:316    
       220:1240    221:529     222:335     223:376    
      
      End of report