[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, 13 Oct 2012 04:51:37 +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 13 Oct, 2012
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              428355
          Prefixes after maximum aggregation:                          179212
          Deaggregation factor:                                          2.39
          Unique aggregates announced to Internet:                     210510
      Total ASes present in the Internet Routing Table:                 42342
          Prefixes per ASN:                                             10.12
      Origin-only ASes present in the Internet Routing Table:           33732
      Origin ASes announcing only one prefix:                           15790
      Transit ASes present in the Internet Routing Table:                5626
      Transit-only ASes present in the Internet Routing Table:            145
      Average AS path length visible in the Internet Routing Table:       4.6
          Max AS path length visible:                                      30
          Max AS path prepend of ASN ( 36992)                              22
      Prefixes from unregistered ASNs in the Routing Table:               833
          Unregistered ASNs in the Routing Table:                         302
      Number of 32-bit ASNs allocated by the RIRs:                       3372
      Number of 32-bit ASNs visible in the Routing Table:                2984
      Prefixes from 32-bit ASNs in the Routing Table:                    8135
      Special use prefixes present in the Routing Table:                   13
      Prefixes being announced from unallocated address space:            165
      Number of addresses announced to Internet:                   2605906540
          Equivalent to 155 /8s, 82 /16s and 250 /24s
          Percentage of available address space announced:               70.4
          Percentage of allocated address space announced:               70.4
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               93.8
      Total number of prefixes smaller than registry allocations:      150110
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   103055
          Total APNIC prefixes after maximum aggregation:               32567
          APNIC Deaggregation factor:                                    3.16
      Prefixes being announced from the APNIC address blocks:          103769
          Unique aggregates announced from the APNIC address blocks:    42942
      APNIC Region origin ASes present in the Internet Routing Table:    4776
          APNIC Prefixes per ASN:                                       21.73
      APNIC Region origin ASes announcing only one prefix:               1247
      APNIC Region transit ASes present in the Internet Routing Table:    775
      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:    326
      Number of APNIC addresses announced to Internet:              711102112
          Equivalent to 42 /8s, 98 /16s and 142 /24s
          Percentage of available APNIC address space announced:         83.1
      
      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:                    154566
          Total ARIN prefixes after maximum aggregation:                78313
          ARIN Deaggregation factor:                                     1.97
      Prefixes being announced from the ARIN address blocks:           155412
          Unique aggregates announced from the ARIN address blocks:     69394
      ARIN Region origin ASes present in the Internet Routing Table:    15279
          ARIN Prefixes per ASN:                                        10.17
      ARIN Region origin ASes announcing only one prefix:                5782
      ARIN Region transit ASes present in the Internet Routing Table:    1594
      Average ARIN Region AS path length visible:                         4.1
          Max ARIN Region AS path length visible:                          22
      Number of ARIN region 32-bit ASNs visible in the Routing Table:      17
      Number of ARIN addresses announced to Internet:              1086699904
          Equivalent to 64 /8s, 197 /16s and 185 /24s
          Percentage of available ARIN address space announced:          57.5
      
      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:                    109143
          Total RIPE prefixes after maximum aggregation:                57365
          RIPE Deaggregation factor:                                     1.90
      Prefixes being announced from the RIPE address blocks:           111805
          Unique aggregates announced from the RIPE address blocks:     71908
      RIPE Region origin ASes present in the Internet Routing Table:    16895
          RIPE Prefixes per ASN:                                         6.62
      RIPE Region origin ASes announcing only one prefix:                8130
      RIPE Region transit ASes present in the Internet Routing Table:    2723
      Average RIPE Region AS path length visible:                         5.1
          Max RIPE Region AS path length visible:                          30
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    1941
      Number of RIPE addresses announced to Internet:               648107044
          Equivalent to 38 /8s, 161 /16s and 84 /24s
          Percentage of available RIPE address space announced:          94.2
      
      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:                   43764
          Total LACNIC prefixes after maximum aggregation:               8674
          LACNIC Deaggregation factor:                                   5.05
      Prefixes being announced from the LACNIC address blocks:          47162
          Unique aggregates announced from the LACNIC address blocks:   22584
      LACNIC Region origin ASes present in the Internet Routing Table:   1667
          LACNIC Prefixes per ASN:                                      28.29
      LACNIC Region origin ASes announcing only one prefix:               457
      LACNIC Region transit ASes present in the Internet Routing Table:   319
      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:   694
      Number of LACNIC addresses announced to Internet:             117535272
          Equivalent to 7 /8s, 1 /16s and 114 /24s
          Percentage of available LACNIC address space announced:        70.1
      
      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:                   9570
          Total AfriNIC prefixes after maximum aggregation:              2236
          AfriNIC Deaggregation factor:                                  4.28
      Prefixes being announced from the AfriNIC address blocks:         10042
          Unique aggregates announced from the AfriNIC address blocks:   3537
      AfriNIC Region origin ASes present in the Internet Routing Table:   563
          AfriNIC Prefixes per ASN:                                     17.84
      AfriNIC Region origin ASes announcing only one prefix:              174
      AfriNIC Region transit ASes present in the Internet Routing Table:  125
      Average AfriNIC Region AS path length visible:                      4.7
          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:             42157312
          Equivalent to 2 /8s, 131 /16s and 69 /24s
          Percentage of available AfriNIC address space announced:       41.9
      
      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     2974      11428         902   Korea Telecom (KIX)
      17974     2365        830          54   PT TELEKOMUNIKASI INDONESIA
       7545     1770        301          87   TPG Internet Pty Ltd
       4755     1626        387         163   TATA Communications formerly 
       9829     1401       1154          41   BSNL National Internet Backbo
       9583     1226         90         518   Sify Limited
       4808     1113       2060         316   CNCGROUP IP network: China169
       7552     1088       1062          14   Vietel Corporation
      24560     1034        385         162   Bharti Airtel Ltd., Telemedia
       9498     1022        310          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
       6389     3203       3727         173   bellsouth.net, inc. 
       7029     3128        990         162   Windstream Communications Inc
      18566     2084        382         180   Covad Communications 
       1785     1926        678         128   PaeTec Communications, Inc.
      22773     1907       2931         128   Cox Communications, Inc.
      20115     1655       1582         618   Charter Communications 
       4323     1586       1155         392   Time Warner Telecom
      30036     1344        268         753   Mediacom Communications Corp 
       7018     1265      10304         841   AT&T WorldNet Services
       7011     1207        329         701   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     1774        544          16   Corbina telecom
       2118     1396         97          14   EUnet/RELCOM Autonomous Syste
      12479      848        776          64   Uni2 Autonomous System
      34984      797        206         182   BILISIM TELEKOM
      31148      725         37           9   FreeNet ISP
       6830      723       2313         445   UPC Distribution Services
      20940      708        224         539   Akamai Technologies European 
      13188      697         92         155   Educational Network
      58113      603         67         364   LIR DATACENTER TELECOM SRL
       8551      575        364          61   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     2203        379         219   TVCABLE BOGOTA 
      28573     2102       1277          60   NET Servicos de Comunicao S.A
       8151     1588       3028         355   UniNet S.A. de C.V. 
       7303     1566       1035         203   Telecom Argentina Stet-France
       6503     1538        435          69   AVANTEL, S.A. 
      27947      728         74          91   Telconet S.A
       3816      649        309          70   Empresa Nacional de Telecomun
      11172      592         85          66   Servicios Alestra S.A de C.V 
      14420      589         87         101   CORPORACION NACIONAL DE TELEC
       7738      586       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      892        275          36   LINKdotNET AS number
      36998      772         48           3   MOBITEL
       8452      669        958          13   TEDATA
       6713      516        650          19   Itissalat Al-MAGHRIB
      24835      270         80           8   RAYA Telecom - Egypt
       3741      267        906         225   The Internet Solution 
      12258      194         28          66   Vodacom Internet Company 
      15706      192         32           6   Sudatel Internet Exchange Aut
      29975      191        667          21   Vodacom
      16637      172        682          85   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
       6389     3203       3727         173   bellsouth.net, inc. 
       7029     3128        990         162   Windstream Communications Inc
       4766     2974      11428         902   Korea Telecom (KIX)
      17974     2365        830          54   PT TELEKOMUNIKASI INDONESIA
      10620     2203        379         219   TVCABLE BOGOTA 
      28573     2102       1277          60   NET Servicos de Comunicao S.A
      18566     2084        382         180   Covad Communications 
       1785     1926        678         128   PaeTec Communications, Inc.
      22773     1907       2931         128   Cox Communications, Inc.
       8402     1774        544          16   Corbina 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
       7029      3128        2966      Windstream Communications Inc
      17974      2365        2311      PT TELEKOMUNIKASI INDONESIA
       4766      2974        2072      Korea Telecom (KIX)
      28573      2102        2042      NET Servicos de Comunicao S.A
      10620      2203        1984      TVCABLE BOGOTA 
      18566      2084        1904      Covad Communications 
       1785      1926        1798      PaeTec Communications, Inc.
      22773      1907        1779      Cox Communications, Inc.
       8402      1774        1758      Corbina telecom
       7545      1770        1683      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
      59505   UNALLOCATED  5.2.65.0/24          50673       Serverius AS
      59505   UNALLOCATED  5.2.66.0/24          50673       Serverius AS
      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
      59521   UNALLOCATED  5.134.192.0/21       29518       Labs2
      59441   UNALLOCATED  5.144.128.0/21       50810       Mobin Net Communicat
      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  5.149.64.0/19        35567       DASTO semtel d.o.o.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Prefixes from private and non-routed address space (Global)
      -----------------------------------------------------------
      
      Prefix             Origin AS  Description
      128.0.24.0/21        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
      128.0.128.0/20       29285     AMT closed joint-stock compan
      128.0.144.0/22       59675     >>UNKNOWN<<
      128.0.160.0/21       23456     32-bit ASN transition
      128.0.168.0/21       15772     W-NET Kiev
      
      Complete listing at http://thyme.rand.apnic.net/current/data-dsua
      
      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
      41.220.80.0/24       38925     DAC AS Germany
      
      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       /9:14      /10:29      /11:87      /12:242     
      /13:477     /14:849     /15:1546    /16:12440   /17:6493    /18:10830   
      /19:21151   /20:30404   /21:32445   /22:42915   /23:40129   /24:224184  
      /25:1304    /26:1608    /27:905     /28:178     /29:65      /30:17      
      /31:0       /32:25      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
       7029     2618          3128      Windstream Communications Inc
      18566     2034          2084      Covad Communications 
       6389     1797          3203      bellsouth.net, inc. 
       8402     1489          1774      Corbina telecom
      30036     1272          1344      Mediacom Communications Corp 
      22773     1246          1907      Cox Communications, Inc.
      11492     1166          1203      Cable One 
       6503     1054          1538      AVANTEL, S.A. 
       1785     1016          1926      PaeTec Communications, Inc.
       7011      946          1207      Citizens Utilities 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:636       2:772       3:1         4:13        5:567       6:3      
         8:489      12:1976     13:1        14:670      15:11       16:3      
        17:6        20:27       23:202      24:1791     27:1371     31:1021   
        32:54       33:2        34:2        36:7        37:842      38:829    
        39:2        40:137      41:2764     42:158      44:3        46:1637   
        47:2        49:456      50:591      52:12       54:25       55:9      
        56:3        57:27       58:987      59:541      60:237      61:1291   
        62:937      63:1997     64:4282     65:2232     66:4531     67:2080   
        68:1157     69:3214     70:988      71:505      72:1872     74:2603   
        75:483      76:309      77:970      78:978      79:503      80:1245   
        81:970      82:629      83:536      84:522      85:1157     86:484    
        87:946      88:364      89:1848     90:304      91:5250     92:597    
        93:1501     94:1628     95:1122     96:396      97:325      98:964    
        99:39      100:29      101:269     103:1641    105:512     106:120    
       107:199     108:473     109:1592    110:804     111:963     112:444    
       113:713     114:621     115:899     116:889     117:736     118:961    
       119:1230    120:328     121:688     122:1640    123:1152    124:1334   
       125:1281    128:563     129:196     130:287     131:639     132:308    
       133:22      134:252     135:62      136:221     137:238     138:337    
       139:170     140:501     141:287     142:491     143:378     144:496    
       145:82      146:507     147:276     148:749     149:327     150:158    
       151:196     152:450     153:179     154:20      155:426     156:226    
       157:374     158:262     159:658     160:346     161:411     162:364    
       163:191     164:709     165:427     166:527     167:553     168:990    
       169:126     170:914     171:152     172:7       173:1662    174:625    
       175:449     176:778     177:1272    178:1625    180:1348    181:161    
       182:1087    183:305     184:595     185:28      186:2228    187:1323   
       188:1748    189:1595    190:5818    192:6048    193:5751    194:4611   
       195:3661    196:1231    197:234     198:3852    199:5075    200:5993   
       201:1962    202:8670    203:8703    204:4400    205:2545    206:2764   
       207:2839    208:4060    209:3632    210:2836    211:1532    212:2016   
       213:1816    214:891     215:88      216:5127    217:1563    218:571    
       219:314     220:1247    221:533     222:337     223:416    
      
      End of report