[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, 5 Apr 2014 04:14:02 +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 05 Apr, 2014
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              491178
          Prefixes after maximum aggregation:                          192805
          Deaggregation factor:                                          2.55
          Unique aggregates announced to Internet:                     242078
      Total ASes present in the Internet Routing Table:                 46547
          Prefixes per ASN:                                             10.55
      Origin-only ASes present in the Internet Routing Table:           35729
      Origin ASes announcing only one prefix:                           16379
      Transit ASes present in the Internet Routing Table:                6052
      Transit-only ASes present in the Internet Routing Table:            172
      Average AS path length visible in the Internet Routing Table:       4.6
          Max AS path length visible:                                      53
          Max AS path prepend of ASN ( 50404)                              51
      Prefixes from unregistered ASNs in the Routing Table:              1892
          Unregistered ASNs in the Routing Table:                         474
      Number of 32-bit ASNs allocated by the RIRs:                       6323
      Number of 32-bit ASNs visible in the Routing Table:                4766
      Prefixes from 32-bit ASNs in the Routing Table:                   15525
      Number of bogon 32-bit ASNs visible in the Routing Table:            78
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            446
      Number of addresses announced to Internet:                   2665473028
          Equivalent to 158 /8s, 223 /16s and 228 /24s
          Percentage of available address space announced:               72.0
          Percentage of allocated address space announced:               72.0
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               96.0
      Total number of prefixes smaller than registry allocations:      171352
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   116725
          Total APNIC prefixes after maximum aggregation:               34817
          APNIC Deaggregation factor:                                    3.35
      Prefixes being announced from the APNIC address blocks:          119479
          Unique aggregates announced from the APNIC address blocks:    49894
      APNIC Region origin ASes present in the Internet Routing Table:    4915
          APNIC Prefixes per ASN:                                       24.31
      APNIC Region origin ASes announcing only one prefix:               1229
      APNIC Region transit ASes present in the Internet Routing Table:    850
      Average APNIC Region AS path length visible:                        4.6
          Max APNIC Region AS path length visible:                         25
      Number of APNIC region 32-bit ASNs visible in the Routing Table:    891
      Number of APNIC addresses announced to Internet:              730414720
          Equivalent to 43 /8s, 137 /16s and 62 /24s
          Percentage of available APNIC address space announced:         85.4
      
      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:                    167494
          Total ARIN prefixes after maximum aggregation:                83096
          ARIN Deaggregation factor:                                     2.02
      Prefixes being announced from the ARIN address blocks:           168900
          Unique aggregates announced from the ARIN address blocks:     78489
      ARIN Region origin ASes present in the Internet Routing Table:    16209
          ARIN Prefixes per ASN:                                        10.42
      ARIN Region origin ASes announcing only one prefix:                6112
      ARIN Region transit ASes present in the Internet Routing Table:    1671
      Average ARIN Region AS path length visible:                         4.0
          Max ARIN Region AS path length visible:                          20
      Number of ARIN region 32-bit ASNs visible in the Routing Table:      80
      Number of ARIN addresses announced to Internet:              1069441152
          Equivalent to 63 /8s, 190 /16s and 96 /24s
          Percentage of available ARIN address space announced:          56.6
      
      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, 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:                    123273
          Total RIPE prefixes after maximum aggregation:                62194
          RIPE Deaggregation factor:                                     1.98
      Prefixes being announced from the RIPE address blocks:           127488
          Unique aggregates announced from the RIPE address blocks:     80791
      RIPE Region origin ASes present in the Internet Routing Table:    17658
          RIPE Prefixes per ASN:                                         7.22
      RIPE Region origin ASes announcing only one prefix:                8283
      RIPE Region transit ASes present in the Internet Routing Table:    2873
      Average RIPE Region AS path length visible:                         5.0
          Max RIPE Region AS path length visible:                          53
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    2686
      Number of RIPE addresses announced to Internet:               657873284
          Equivalent to 39 /8s, 54 /16s and 89 /24s
          Percentage of available RIPE address space announced:          95.6
      
      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, 196608-202239
      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:                   55600
          Total LACNIC prefixes after maximum aggregation:              10002
          LACNIC Deaggregation factor:                                   5.56
      Prefixes being announced from the LACNIC address blocks:          61721
          Unique aggregates announced from the LACNIC address blocks:   28279
      LACNIC Region origin ASes present in the Internet Routing Table:   2085
          LACNIC Prefixes per ASN:                                      29.60
      LACNIC Region origin ASes announcing only one prefix:               550
      LACNIC Region transit ASes present in the Internet Routing Table:   427
      Average LACNIC Region AS path length visible:                       4.7
          Max LACNIC Region AS path length visible:                        26
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  1089
      Number of LACNIC addresses announced to Internet:             154294400
          Equivalent to 9 /8s, 50 /16s and 88 /24s
          Percentage of available LACNIC address space announced:        92.0
      
      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:                  12458
          Total AfriNIC prefixes after maximum aggregation:              2659
          AfriNIC Deaggregation factor:                                  4.69
      Prefixes being announced from the AfriNIC address blocks:         13144
          Unique aggregates announced from the AfriNIC address blocks:   4247
      AfriNIC Region origin ASes present in the Internet Routing Table:   717
          AfriNIC Prefixes per ASN:                                     18.33
      AfriNIC Region origin ASes announcing only one prefix:              205
      AfriNIC Region transit ASes present in the Internet Routing Table:  152
      Average AfriNIC Region AS path length visible:                      4.7
          Max AfriNIC Region AS path length visible:                       28
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:   20
      Number of AfriNIC addresses announced to Internet:             53136640
          Equivalent to 3 /8s, 42 /16s and 205 /24s
          Percentage of available AfriNIC address space announced:       52.8
      
      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     2963      11582         897   Korea Telecom
      17974     2780        903          78   PT Telekomunikasi Indonesia
       7545     2230        320         116   TPG Telecom Limited
       4755     1844        396         197   TATA Communications formerly 
       9829     1618       1288          35   National Internet Backbone
       4808     1365       2226         386   CNCGROUP IP network China169 
       9583     1317        102         534   Sify Limited
       9498     1252        313          82   BHARTI Airtel Ltd.
       7552     1223       1082          13   Viettel Corporation
      24560     1123        384         177   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     3005       3688          53   BellSouth.net Inc.
      22773     2412       2938         140   Cox Communications Inc.
       1785     2188        696         126   PaeTec Communications, Inc.
      18566     2047        379         178   MegaPath Corporation
      20115     1699       1679         576   Charter Communications
       4323     1636       1074         415   tw telecom holdings, inc.
        701     1482      11156         753   MCI Communications Services, 
      30036     1395        301         545   Mediacom Communications Corp
       6983     1327        800         307   ITC^Deltacom
      22561     1304        402         232   CenturyTel Internet Holdings,
      
      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     1674        544          16   OJSC "Vimpelcom"
      34984     1556        263         279   TELLCOM ILETISIM HIZMETLERI A
      20940     1278        486         963   Akamai International B.V.
      13188     1049        100          28   TOV "Bank-Inform"
      31148     1017         45          21   Freenet Ltd.
       8551      965        370          41   Bezeq International-Ltd
       6849      830        360          30   JSC "Ukrtelecom"
       6830      763       2329         426   Liberty Global Operations B.V
      12479      714        797          56   France Telecom Espana SA
      35228      554        246          16   Telefonica UK Limited
      
      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     3672       1948          97   NET Serviços de Comunicação S
      10620     2817        451         205   Telmex Colombia S.A.
      18881     1923        972          21   Global Village Telecom
       7303     1753       1173         229   Telecom Argentina S.A.
       8151     1395       2922         405   Uninet S.A. de C.V.
       6503     1154        434          61   Axtel, S.A.B. de C.V.
       7738      914       1754          40   Telemar Norte Leste S.A.
      27947      864        114          50   Telconet S.A
      11830      844        364          15   Instituto Costarricense de El
       3816      792        320         129   COLOMBIA TELECOMUNICACIONES S
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet-LACNIC
      
      AfriNIC Region per AS prefix count summary
      ------------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
      36998     1637        240           6   Sudanese Mobile Telephone (ZA
      24863      948        280          26   Link Egypt (Link.NET)
       6713      612        721          27   Office National des Postes et
       8452      567        958          13   TE-AS
      24835      304        144           9   Vodafone Data
      36992      284        783          24   ETISALAT MISR
       3741      248        921         209   Internet Solutions
      15706      219         32           6   Sudatel (Sudan Telecom Co. Lt
      29571      218         22          18   Cote d'Ivoire Telecom
      37054      215         23          11   Data Telecom Service
      
      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     3672       1948          97   NET Serviços de Comunicação S
       6389     3005       3688          53   BellSouth.net Inc.
       4766     2963      11582         897   Korea Telecom
      10620     2817        451         205   Telmex Colombia S.A.
      17974     2780        903          78   PT Telekomunikasi Indonesia
      22773     2412       2938         140   Cox Communications Inc.
       7545     2230        320         116   TPG Telecom Limited
       1785     2188        696         126   PaeTec Communications, Inc.
      18566     2047        379         178   MegaPath Corporation
      18881     1923        972          21   Global Village Telecom
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
       6389      3005        2952      BellSouth.net Inc.
      17974      2780        2702      PT Telekomunikasi Indonesia
      10620      2817        2612      Telmex Colombia S.A.
      22773      2412        2272      Cox Communications Inc.
       7545      2230        2114      TPG Telecom Limited
       4766      2963        2066      Korea Telecom
       1785      2188        2062      PaeTec Communications, Inc.
      18881      1923        1902      Global Village Telecom
      18566      2047        1869      MegaPath Corporation
       8402      1674        1658      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
      65456   PRIVATE      5.109.32.0/19        23456       32bit Transition AS
      65456   PRIVATE      5.109.96.0/19        23456       32bit Transition AS
      30662   UNALLOCATED  8.2.129.0/24          3356       Level 3 Communicatio
      14728   UNALLOCATED  8.8.192.0/23          3356       Level 3 Communicatio
      14728   UNALLOCATED  8.8.196.0/22          3356       Level 3 Communicatio
      14728   UNALLOCATED  8.8.200.0/23          3356       Level 3 Communicatio
      14728   UNALLOCATED  8.8.202.0/23          3356       Level 3 Communicatio
      53506   UNALLOCATED  8.17.102.0/23         2828       XO Communications
      20260   UNALLOCATED  8.25.160.0/24         3356       Level 3 Communicatio
      20260   UNALLOCATED  8.25.161.0/24         3356       Level 3 Communicatio
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      27.100.7.0/24        56096     >>UNKNOWN<<
      41.73.1.0/24         37004     >>UNKNOWN<<
      41.73.2.0/24         37004     >>UNKNOWN<<
      41.73.10.0/24        37004     >>UNKNOWN<<
      41.73.11.0/24        37004     >>UNKNOWN<<
      41.73.12.0/24        37004     >>UNKNOWN<<
      41.73.13.0/24        37004     >>UNKNOWN<<
      41.73.14.0/24        37004     >>UNKNOWN<<
      41.73.15.0/24        37004     >>UNKNOWN<<
      41.73.16.0/24        37004     >>UNKNOWN<<
      
      Complete listing at http://thyme.rand.apnic.net/current/data-add-IANA
      
      Number of prefixes announced per prefix length (Global)
      -------------------------------------------------------
      
       /1:0        /2:0        /3:0        /4:0        /5:0        /6:0       
       /7:0        /8:16       /9:12      /10:30      /11:90      /12:257     
      /13:478     /14:954     /15:1660    /16:12904   /17:6802    /18:11542   
      /19:24042   /20:33931   /21:36636   /22:52400   /23:45878   /24:261200  
      /25:846     /26:1001    /27:420     /28:13      /29:19      /30:8       
      /31:1       /32:38      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566     2002          2047      MegaPath Corporation
       6389     1695          3005      BellSouth.net Inc.
      22773     1650          2412      Cox Communications Inc.
      36998     1599          1637      Sudanese Mobile Telephone (ZA
       8402     1349          1674      OJSC "Vimpelcom"
      30036     1233          1395      Mediacom Communications Corp
      11492     1182          1230      CABLE ONE, INC.
       1785     1166          2188      PaeTec Communications, Inc.
       6983     1044          1327      ITC^Deltacom
      34984     1023          1556      TELLCOM ILETISIM HIZMETLERI A
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1020      2:704       3:3         4:15        5:925       6:19     
         8:721      12:1858     13:4        14:971      15:13       16:2      
        17:31       18:21       20:35       23:775      24:1736     25:1      
        27:1779     31:1524     32:40       33:2        34:5        36:128    
        37:1830     38:942      39:4        40:197      41:3249     42:245    
        44:15       46:2184     47:18       49:682      50:918      52:12     
        54:46       55:6        57:27       58:1169     59:604      60:390    
        61:1530     62:1247     63:1989     64:4350     65:2271     66:4167   
        67:2057     68:1033     69:3319     70:843      71:452      72:1988   
        74:2646     75:314      76:426      77:1467     78:1031     79:718    
        80:1309     81:1142     82:733      83:742      84:706      85:1235   
        86:438      87:1194     88:521      89:1793     90:140      91:5753   
        92:663      93:1699     94:2066     95:1524     96:540      97:350    
        98:1074     99:46      100:50      101:835     103:4566    105:536    
       106:169     107:583     108:561     109:2053    110:981     111:1285   
       112:656     113:846     114:880     115:1109    116:1065    117:875    
       118:1389    119:1333    120:372     121:802     122:1909    123:1290   
       124:1466    125:1460    128:660     129:322     130:352     131:652    
       132:386     133:163     134:318     135:74      136:249     137:321    
       138:353     139:167     140:211     141:356     142:569     143:427    
       144:500     145:103     146:614     147:440     148:923     149:349    
       150:161     151:599     152:423     153:219     154:243     155:471    
       156:336     157:339     158:239     159:881     160:344     161:478    
       162:1301    163:222     164:682     165:613     166:281     167:605    
       168:1025    169:124     170:1313    171:191     172:21      173:1650   
       174:688     175:616     176:1474    177:2863    178:1977    179:653    
       180:1680    181:1091    182:1529    183:510     184:705     185:1472   
       186:2790    187:1489    188:1914    189:1452    190:7415    191:165    
       192:7187    193:5471    194:4025    195:3372    196:1399    197:1137   
       198:5008    199:5621    200:6074    201:2641    202:9041    203:8911   
       204:4679    205:2694    206:2960    207:2981    208:4004    209:3729   
       210:3101    211:1707    212:2225    213:2074    214:900     215:85     
       216:5525    217:1694    218:582     219:319     220:1282    221:594    
       222:351     223:617    
      
      End of report