[apops] Weekly Routing Table Report

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  • Subject: [apops] Weekly Routing Table Report
  • From: Routing Analysis Role Account <cscora at apnic dot net>
  • Date: Sat, 19 Apr 2014 04:12:48 +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 19 Apr, 2014
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              492222
          Prefixes after maximum aggregation:                          193201
          Deaggregation factor:                                          2.55
          Unique aggregates announced to Internet:                     242977
      Total ASes present in the Internet Routing Table:                 46643
          Prefixes per ASN:                                             10.55
      Origin-only ASes present in the Internet Routing Table:           35761
      Origin ASes announcing only one prefix:                           16379
      Transit ASes present in the Internet Routing Table:                6050
      Transit-only ASes present in the Internet Routing Table:            174
      Average AS path length visible in the Internet Routing Table:       4.5
          Max AS path length visible:                                      53
          Max AS path prepend of ASN ( 50404)                              51
      Prefixes from unregistered ASNs in the Routing Table:              1858
          Unregistered ASNs in the Routing Table:                         473
      Number of 32-bit ASNs allocated by the RIRs:                       6417
      Number of 32-bit ASNs visible in the Routing Table:                4832
      Prefixes from 32-bit ASNs in the Routing Table:                   15924
      Number of bogon 32-bit ASNs visible in the Routing Table:            90
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            440
      Number of addresses announced to Internet:                   2669487108
          Equivalent to 159 /8s, 29 /16s and 36 /24s
          Percentage of available address space announced:               72.1
          Percentage of allocated address space announced:               72.1
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               96.1
      Total number of prefixes smaller than registry allocations:      171386
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   116903
          Total APNIC prefixes after maximum aggregation:               34905
          APNIC Deaggregation factor:                                    3.35
      Prefixes being announced from the APNIC address blocks:          119739
          Unique aggregates announced from the APNIC address blocks:    49900
      APNIC Region origin ASes present in the Internet Routing Table:    4917
          APNIC Prefixes per ASN:                                       24.35
      APNIC Region origin ASes announcing only one prefix:               1221
      APNIC Region transit ASes present in the Internet Routing Table:    852
      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:    912
      Number of APNIC addresses announced to Internet:              731230080
          Equivalent to 43 /8s, 149 /16s and 175 /24s
          Percentage of available APNIC address space announced:         85.5
      
      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:                    167455
          Total ARIN prefixes after maximum aggregation:                83038
          ARIN Deaggregation factor:                                     2.02
      Prefixes being announced from the ARIN address blocks:           168921
          Unique aggregates announced from the ARIN address blocks:     78775
      ARIN Region origin ASes present in the Internet Routing Table:    16215
          ARIN Prefixes per ASN:                                        10.42
      ARIN Region origin ASes announcing only one prefix:                6106
      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:      87
      Number of ARIN addresses announced to Internet:              1068987008
          Equivalent to 63 /8s, 183 /16s and 114 /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:                    123457
          Total RIPE prefixes after maximum aggregation:                62486
          RIPE Deaggregation factor:                                     1.98
      Prefixes being announced from the RIPE address blocks:           127706
          Unique aggregates announced from the RIPE address blocks:     81131
      RIPE Region origin ASes present in the Internet Routing Table:    17680
          RIPE Prefixes per ASN:                                         7.22
      RIPE Region origin ASes announcing only one prefix:                8305
      RIPE Region transit ASes present in the Internet Routing Table:    2861
      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:    2693
      Number of RIPE addresses announced to Internet:               657743236
          Equivalent to 39 /8s, 52 /16s and 93 /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:                   55999
          Total LACNIC prefixes after maximum aggregation:              10071
          LACNIC Deaggregation factor:                                   5.56
      Prefixes being announced from the LACNIC address blocks:          62354
          Unique aggregates announced from the LACNIC address blocks:   28522
      LACNIC Region origin ASes present in the Internet Routing Table:   2087
          LACNIC Prefixes per ASN:                                      29.88
      LACNIC Region origin ASes announcing only one prefix:               547
      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:  1116
      Number of LACNIC addresses announced to Internet:             158042752
          Equivalent to 9 /8s, 107 /16s and 138 /24s
          Percentage of available LACNIC address space announced:        94.2
      
      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:                  12379
          Total AfriNIC prefixes after maximum aggregation:              2664
          AfriNIC Deaggregation factor:                                  4.65
      Prefixes being announced from the AfriNIC address blocks:         13062
          Unique aggregates announced from the AfriNIC address blocks:   4278
      AfriNIC Region origin ASes present in the Internet Routing Table:   713
          AfriNIC Prefixes per ASN:                                     18.32
      AfriNIC Region origin ASes announcing only one prefix:              200
      AfriNIC Region transit ASes present in the Internet Routing Table:  149
      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:   24
      Number of AfriNIC addresses announced to Internet:             53143296
          Equivalent to 3 /8s, 42 /16s and 231 /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     2951      11591         914   Korea Telecom
      17974     2779        903          78   PT Telekomunikasi Indonesia
       7545     2218        336         116   TPG Telecom Limited
       4755     1844        396         197   TATA Communications formerly 
       9829     1622       1288          35   National Internet Backbone
       9583     1331        103         544   Sify Limited
       9498     1258        313          82   BHARTI Airtel Ltd.
       7552     1218       1082          13   Viettel Corporation
       4808     1205       2142         351   CNCGROUP IP network China169 
      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     2993       3688          53   BellSouth.net Inc.
      22773     2413       2938         137   Cox Communications Inc.
       1785     2194        698         132   PaeTec Communications, Inc.
      18566     2047        379         178   MegaPath Corporation
      20115     1702       1685         575   Charter Communications
       4323     1624       1072         406   tw telecom holdings, inc.
        701     1480      11156         751   MCI Communications Services, 
      30036     1400        303         542   Mediacom Communications Corp
      22561     1309        402         232   CenturyTel Internet Holdings,
       7018     1264      18243         830   AT&T Services, 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     1607        544          16   OJSC "Vimpelcom"
      34984     1564        263         279   TELLCOM ILETISIM HIZMETLERI A
      20940     1322        510         998   Akamai International B.V.
      13188     1049        100          28   TOV "Bank-Inform"
      31148     1018         45          19   Freenet Ltd.
       8551      927        370          41   Bezeq International-Ltd
       6849      830        360          30   JSC "Ukrtelecom"
       6830      766       2329         427   Liberty Global Operations B.V
      12479      720        797          56   France Telecom Espana SA
      35228      553        245          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     3740       1952         100   NET Serviços de Comunicação S
      10620     2835        457         202   Telmex Colombia S.A.
      18881     1924        972          21   Global Village Telecom
       7303     1754       1174         229   Telecom Argentina S.A.
       8151     1398       2942         405   Uninet S.A. de C.V.
       6503     1147        434          60   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
      26615      819       2325          35   Tim Celular 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
      36998     1634        240           6   Sudanese Mobile Telephone (ZA
      24863      953        280          26   Link Egypt (Link.NET)
       6713      614        722          28   Office National des Postes et
       8452      565        958          13   TE-AS
      24835      304        144           9   Vodafone Data
      36992      275        783          24   ETISALAT MISR
       3741      248        921         209   Internet Solutions
      29571      228         22          18   Cote d'Ivoire Telecom
      37054      222         23          11   Data Telecom Service
      29975      192        668          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     3740       1952         100   NET Serviços de Comunicação S
       6389     2993       3688          53   BellSouth.net Inc.
       4766     2951      11591         914   Korea Telecom
      10620     2835        457         202   Telmex Colombia S.A.
      17974     2779        903          78   PT Telekomunikasi Indonesia
      22773     2413       2938         137   Cox Communications Inc.
       7545     2218        336         116   TPG Telecom Limited
       1785     2194        698         132   PaeTec Communications, Inc.
      18566     2047        379         178   MegaPath Corporation
      18881     1924        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      2993        2940      BellSouth.net Inc.
      17974      2779        2701      PT Telekomunikasi Indonesia
      10620      2835        2633      Telmex Colombia S.A.
      22773      2413        2276      Cox Communications Inc.
       7545      2218        2102      TPG Telecom Limited
       1785      2194        2062      PaeTec Communications, Inc.
       4766      2951        2037      Korea Telecom
      18881      1924        1903      Global Village Telecom
      18566      2047        1869      MegaPath Corporation
       4755      1844        1647      TATA Communications formerly 
      
      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      /12:258     
      /13:478     /14:961     /15:1672    /16:12941   /17:6797    /18:11574   
      /19:24188   /20:33939   /21:36613   /22:52582   /23:46014   /24:261827  
      /25:802     /26:943     /27:406     /28:13      /29:20      /30:7       
      /31:1       /32:38      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      18566     2002          2047      MegaPath Corporation
       6389     1695          2993      BellSouth.net Inc.
      22773     1652          2413      Cox Communications Inc.
      36998     1599          1634      Sudanese Mobile Telephone (ZA
       8402     1287          1607      OJSC "Vimpelcom"
      30036     1237          1400      Mediacom Communications Corp
      11492     1188          1232      CABLE ONE, INC.
       1785     1164          2194      PaeTec Communications, Inc.
       6983     1041          1228      ITC^Deltacom
      34984     1022          1564      TELLCOM ILETISIM HIZMETLERI A
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1017      2:701       3:3         4:15        5:937       6:19     
         8:730      12:1860     13:4        14:973      15:13       16:2      
        17:31       18:21       20:35       23:814      24:1745     25:1      
        27:1777     31:1512     32:40       33:2        34:5        36:129    
        37:1866     38:952      39:5        40:197      41:3205     42:249    
        44:10       46:2187     47:18       49:688      50:921      52:12     
        54:47       55:6        57:28       58:1228     59:605      60:393    
        61:1525     62:1222     63:1985     64:4368     65:2246     66:4149   
        67:2075     68:1039     69:3291     70:848      71:453      72:2000   
        74:2619     75:312      76:411      77:1518     78:988      79:719    
        80:1310     81:1144     82:734      83:755      84:707      85:1259   
        86:453      87:1187     88:517      89:1815     90:140      91:5724   
        92:665      93:1712     94:2067     95:1495     96:543      97:350    
        98:1074     99:48      100:54      101:787     103:4679    105:534    
       106:170     107:566     108:578     109:2050    110:983     111:1284   
       112:655     113:845     114:882     115:1113    116:1042    117:918    
       118:1404    119:1339    120:373     121:800     122:1906    123:1289   
       124:1423    125:1399    128:657     129:324     130:345     131:650    
       132:394     133:162     134:319     135:74      136:252     137:323    
       138:355     139:169     140:211     141:364     142:569     143:413    
       144:503     145:104     146:612     147:439     148:927     149:377    
       150:167     151:633     152:422     153:218     154:262     155:478    
       156:336     157:339     158:244     159:893     160:339     161:507    
       162:1335    163:219     164:685     165:615     166:282     167:611    
       168:1029    169:124     170:1365    171:190     172:22      173:1631   
       174:697     175:621     176:1484    177:2891    178:1963    179:648    
       180:1719    181:1110    182:1562    183:516     184:709     185:1509   
       186:2729    187:1502    188:1928    189:1460    190:7485    191:201    
       192:7182    193:5488    194:4025    195:3394    196:1389    197:1136   
       198:5012    199:5600    200:6229    201:2647    202:9000    203:9006   
       204:4671    205:2706    206:2940    207:2963    208:4010    209:3718   
       210:3111    211:1690    212:2183    213:2101    214:890     215:85     
       216:5462    217:1677    218:590     219:321     220:1280    221:594    
       222:349     223:612    
      
      End of report