[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, 21 Sep 2013 04:51:00 +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 21 Sep, 2013
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              467671
          Prefixes after maximum aggregation:                          188636
          Deaggregation factor:                                          2.48
          Unique aggregates announced to Internet:                     232499
      Total ASes present in the Internet Routing Table:                 45041
          Prefixes per ASN:                                             10.38
      Origin-only ASes present in the Internet Routing Table:           35179
      Origin ASes announcing only one prefix:                           16272
      Transit ASes present in the Internet Routing Table:                5915
      Transit-only ASes present in the Internet Routing Table:            163
      Average AS path length visible in the Internet Routing Table:       4.7
          Max AS path length visible:                                      30
          Max AS path prepend of ASN ( 36992)                              22
      Prefixes from unregistered ASNs in the Routing Table:              5180
          Unregistered ASNs in the Routing Table:                         810
      Number of 32-bit ASNs allocated by the RIRs:                       5066
      Number of 32-bit ASNs visible in the Routing Table:                3947
      Prefixes from 32-bit ASNs in the Routing Table:                   12287
      Special use prefixes present in the Routing Table:                    1
      Prefixes being announced from unallocated address space:            496
      Number of addresses announced to Internet:                   2643702548
          Equivalent to 157 /8s, 147 /16s and 179 /24s
          Percentage of available address space announced:               71.4
          Percentage of allocated address space announced:               71.4
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               95.0
      Total number of prefixes smaller than registry allocations:      163839
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   110877
          Total APNIC prefixes after maximum aggregation:               33651
          APNIC Deaggregation factor:                                    3.29
      Prefixes being announced from the APNIC address blocks:          112862
          Unique aggregates announced from the APNIC address blocks:    46676
      APNIC Region origin ASes present in the Internet Routing Table:    4868
          APNIC Prefixes per ASN:                                       23.18
      APNIC Region origin ASes announcing only one prefix:               1213
      APNIC Region transit ASes present in the Internet Routing Table:    832
      Average APNIC Region AS path length visible:                        4.7
          Max APNIC Region AS path length visible:                         23
      Number of APNIC region 32-bit ASNs visible in the Routing Table:    680
      Number of APNIC addresses announced to Internet:              727933184
          Equivalent to 43 /8s, 99 /16s and 97 /24s
          Percentage of available APNIC address space announced:         85.1
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                             58368-59391, 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:                    162664
          Total ARIN prefixes after maximum aggregation:                81384
          ARIN Deaggregation factor:                                     2.00
      Prefixes being announced from the ARIN address blocks:           163181
          Unique aggregates announced from the ARIN address blocks:     75892
      ARIN Region origin ASes present in the Internet Routing Table:    15900
          ARIN Prefixes per ASN:                                        10.26
      ARIN Region origin ASes announcing only one prefix:                6025
      ARIN Region transit ASes present in the Internet Routing Table:    1657
      Average ARIN Region AS path length visible:                         4.1
          Max ARIN Region AS path length visible:                          27
      Number of ARIN region 32-bit ASNs visible in the Routing Table:      21
      Number of ARIN addresses announced to Internet:              1071770368
          Equivalent to 63 /8s, 225 /16s and 235 /24s
          Percentage of available ARIN address space announced:          56.7
      
      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:                    118739
          Total RIPE prefixes after maximum aggregation:                61170
          RIPE Deaggregation factor:                                     1.94
      Prefixes being announced from the RIPE address blocks:           122602
          Unique aggregates announced from the RIPE address blocks:     79354
      RIPE Region origin ASes present in the Internet Routing Table:    17428
          RIPE Prefixes per ASN:                                         7.03
      RIPE Region origin ASes announcing only one prefix:                8266
      RIPE Region transit ASes present in the Internet Routing Table:    2816
      Average RIPE Region AS path length visible:                         5.2
          Max RIPE Region AS path length visible:                          30
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    2399
      Number of RIPE addresses announced to Internet:               656991204
          Equivalent to 39 /8s, 40 /16s and 227 /24s
          Percentage of available RIPE address space announced:          95.5
      
      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, 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:                   51331
          Total LACNIC prefixes after maximum aggregation:               9822
          LACNIC Deaggregation factor:                                   5.23
      Prefixes being announced from the LACNIC address blocks:          56287
          Unique aggregates announced from the LACNIC address blocks:   26187
      LACNIC Region origin ASes present in the Internet Routing Table:   2026
          LACNIC Prefixes per ASN:                                      27.78
      LACNIC Region origin ASes announcing only one prefix:               576
      LACNIC Region transit ASes present in the Internet Routing Table:   379
      Average LACNIC Region AS path length visible:                       4.8
          Max LACNIC Region AS path length visible:                        29
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:   841
      Number of LACNIC addresses announced to Internet:             139185200
          Equivalent to 8 /8s, 75 /16s and 204 /24s
          Percentage of available LACNIC address space announced:        83.0
      
      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:                  11638
          Total AfriNIC prefixes after maximum aggregation:              2533
          AfriNIC Deaggregation factor:                                  4.59
      Prefixes being announced from the AfriNIC address blocks:         12243
          Unique aggregates announced from the AfriNIC address blocks:   3950
      AfriNIC Region origin ASes present in the Internet Routing Table:   654
          AfriNIC Prefixes per ASN:                                     18.72
      AfriNIC Region origin ASes announcing only one prefix:              192
      AfriNIC Region transit ASes present in the Internet Routing Table:  135
      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:    6
      Number of AfriNIC addresses announced to Internet:             46651136
          Equivalent to 2 /8s, 199 /16s and 215 /24s
          Percentage of available AfriNIC address space announced:       46.3
      
      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     2923      11561         924   Korea Telecom (KIX)
      17974     2679        903          91   PT TELEKOMUNIKASI INDONESIA
       7545     2081        321         112   TPG Internet Pty Ltd
       4755     1770        391         188   TATA Communications formerly 
       9829     1550       1238          40   BSNL National Internet Backbo
       9583     1232         92         505   Sify Limited
       4808     1188       2133         348   CNCGROUP IP network: China169
       9498     1188        309          70   BHARTI Airtel Ltd.
       7552     1163       1080          13   Vietel Corporation
      24560     1089        380         164   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     3067       3689          62   BellSouth.net Inc.
      18566     2065        382         184   Covad Communications 
      22773     2043       2933         124   Cox Communications, Inc.
       1785     2018        679         126   PaeTec Communications, Inc.
      20115     1679       1650         627   Charter Communications 
       4323     1611       1103         409   Time Warner Telecom
        701     1531      11152         796   UUNET Technologies, Inc. 
      30036     1349        304         632   Mediacom Communications Corp 
       7018     1315      11261         828   AT&T WorldNet Services
      22561     1236        386         201   Digital Teleport, 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     1729        544          16   OJSC "Vimpelcom"
      34984     1361        244         220   TELLCOM ILETISIM HIZMETLERI A
      20940     1031        378         795   Akamai Technologies European 
      31148      987         43          17   FreeNet ISP
       6830      894       2367         426   UPC Distribution Services
      13188      847         99          70   TOV "Bank-Inform"
       8551      745        370          41   Bezeq International
      12479      676        799          49   Uni2 Autonomous System
      35228      528        246          16   Avatar Broadband Limited
      35819      512        597          70   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     3287       1728          99   NET Servicos de Comunicao S.A
      10620     2573        420         250   TVCABLE BOGOTA 
       7303     1712       1134         226   Telecom Argentina Stet-France
      18881     1432        844          20   Global Village Telecom 
       8151     1317       2787         407   UniNet S.A. de C.V. 
      11830      865        364          15   Instituto Costarricense de El
      27947      836         93          94   Telconet S.A
       6503      823        434          64   AVANTEL, S.A. 
       7738      780       1498          36   Telecomunicacoes da Bahia S.A
       3816      722        303          92   Empresa Nacional de Telecomun
      
      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     1864        112           5   Sudanese Mobile Telephone (ZA
      24863      876        274          30   LINKdotNET AS number
       6713      554        633          26   Itissalat Al-MAGHRIB
       8452      426        956           9   TEDATA
      24835      291         80           8   RAYA Telecom - Egypt
       3741      258        921         216   The Internet Solution 
      29571      222         17          12   Ci Telecom Autonomous system 
      36992      222        501          28   Etisalat MISR
      15706      221         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
      28573     3287       1728          99   NET Servicos de Comunicao S.A
       6389     3067       3689          62   BellSouth.net Inc.
       4766     2923      11561         924   Korea Telecom (KIX)
      17974     2679        903          91   PT TELEKOMUNIKASI INDONESIA
      10620     2573        420         250   TVCABLE BOGOTA 
       7545     2081        321         112   TPG Internet Pty Ltd
      18566     2065        382         184   Covad Communications 
      22773     2043       2933         124   Cox Communications, Inc.
       1785     2018        679         126   PaeTec Communications, Inc.
      36998     1864        112           5   Sudanese Mobile Telephone (ZA
      
      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      3067        3005      BellSouth.net Inc.
      17974      2679        2588      PT TELEKOMUNIKASI INDONESIA
      10620      2573        2323      TVCABLE BOGOTA 
       4766      2923        1999      Korea Telecom (KIX)
       7545      2081        1969      TPG Internet Pty Ltd
      22773      2043        1919      Cox Communications, Inc.
       1785      2018        1892      PaeTec Communications, Inc.
      18566      2065        1881      Covad Communications 
      36998      1864        1859      Sudanese Mobile Telephone (ZA
       8402      1729        1713      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
      15132   UNALLOCATED  12.9.150.0/24         7018       AT&T WorldNet Servic
      30031   UNALLOCATED  12.27.122.0/24        7018       AT&T WorldNet Servic
      62719   UNALLOCATED  12.27.130.0/24        4323       Time Warner Telecom
      13317   UNALLOCATED  12.44.10.0/24         7018       AT&T WorldNet Servic
      23502   UNALLOCATED  12.44.44.0/24         7018       AT&T WorldNet Servic
      17300   UNALLOCATED  12.45.103.0/24         209       Qwest 
      17300   UNALLOCATED  12.45.110.0/24         701       UUNET Technologies, 
      16476   UNALLOCATED  12.46.27.0/24         7018       AT&T WorldNet Servic
      14764   UNALLOCATED  12.108.237.0/24       7018       AT&T WorldNet Servic
      33649   UNALLOCATED  12.111.112.0/24      19029       New Edge Networks 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Prefixes from private and non-routed address space (Global)
      -----------------------------------------------------------
      
      Prefix             Origin AS  Description
      100.100.0.0/24        4847     China Networks Inter-Exchange
      
      Complete listing at http://thyme.rand.apnic.net/current/data-dsua
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      23.90.128.0/18       27418     OUTOFWALL INC.
      23.90.192.0/18       36086     Broad Communications Technolo
      23.91.0.0/19         40676     Psychz Networks 
      23.91.32.0/19        36315     Servpac Inc. 
      23.91.96.0/20        40676     Psychz Networks 
      23.91.112.0/21       32475     MidPhase Inc. 
      23.91.160.0/22       36493     3757277 Canada Inc. (oa 295.c
      23.91.160.0/19       36493     3757277 Canada Inc. (oa 295.c
      23.91.164.0/22       36493     3757277 Canada Inc. (oa 295.c
      23.91.168.0/22       36493     3757277 Canada Inc. (oa 295.c
      
      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       /9:11      /10:31      /11:93      /12:250     
      /13:479     /14:915     /15:1627    /16:12794   /17:6704    /18:11144   
      /19:22955   /20:32528   /21:35151   /22:49644   /23:43016   /24:247837  
      /25:844     /26:992     /27:481     /28:47      /29:79      /30:19      
      /31:0       /32:14      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566     2016          2065      Covad Communications 
      36998     1829          1864      Sudanese Mobile Telephone (ZA
       6389     1712          3067      BellSouth.net Inc.
       8402     1440          1729      OJSC "Vimpelcom"
      22773     1329          2043      Cox Communications, Inc.
      30036     1209          1349      Mediacom Communications Corp 
      11492     1187          1228      Cable One 
       1785     1084          2018      PaeTec Communications, Inc.
       6983     1025          1152      ITC^Deltacom 
      22561      960          1236      Digital Teleport, Inc 
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:812       2:838       3:3         4:17        5:967       6:19     
         8:607      12:1894     13:3        14:869      15:11       16:3      
        17:12       18:19       20:21       23:405      24:1744     27:1579   
        31:1463     32:45       33:2        34:5        36:80       37:1829   
        38:907      39:3        40:179      41:3287     42:253      44:13     
        46:2004     47:6        49:673      50:844      52:12       54:39     
        55:5        57:26       58:1169     59:605      60:343      61:1417   
        62:1196     63:1988     64:4566     65:2365     66:4175     67:2084   
        68:1086     69:3307     70:868      71:495      72:2008     74:2559   
        75:330      76:303      77:1176     78:1056     79:630      80:1318   
        81:1030     82:631      83:582      84:585      85:1265     86:487    
        87:1045     88:554      89:1802     90:158      91:5708     92:599    
        93:1641     94:2026     95:1572     96:518      97:342      98:1041   
        99:43      100:31      101:609     103:3311    105:519     106:142    
       107:208     108:507     109:1870    110:965     111:1123    112:574    
       113:798     114:724     115:1005    116:972     117:823     118:1161   
       119:1284    120:363     121:741     122:1879    123:1254    124:1386   
       125:1425    128:627     129:321     130:322     131:674     132:347    
       133:161     134:546     135:67      136:272     137:268     138:348    
       139:178     140:206     141:324     142:553     143:408     144:504    
       145:100     146:516     147:490     148:698     149:356     150:157    
       151:584     152:413     153:195     154:46      155:486     156:279    
       157:421     158:285     159:763     160:350     161:450     162:705    
       163:229     164:625     165:573     166:258     167:611     168:1049   
       169:127     170:1087    171:193     172:25      173:1609    174:663    
       175:499     176:1209    177:2289    178:1884    179:145     180:1526   
       181:719     182:1269    183:464     184:655     185:871     186:2553   
       187:1456    188:1901    189:1327    190:6989    192:6939    193:5662   
       194:4064    195:3336    196:1323    197:980     198:4685    199:5460   
       200:5980    201:2507    202:8975    203:8921    204:4518    205:2636   
       206:2845    207:2899    208:4002    209:3607    210:2947    211:1554   
       212:2287    213:2052    214:930     215:99      216:5303    217:1658   
       218:623     219:314     220:1277    221:558     222:326     223:500    
      
      
      End of report