[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, 26 Mar 2016 04:10:29 +1000 (AEST)
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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,
      SAFNOG, PaNOG, SdNOG, BJNOG, CaribNOG and the RIPE Routing WG.
      
      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 26 Mar, 2016
      
      Report Website:     http://thyme.rand.apnic.net
      Detailed Analysis:  http://thyme.rand.apnic.net/current/
      
      Analysis Summary
      ----------------
      
      BGP routing table entries examined:                              587515
          Prefixes after maximum aggregation (per Origin AS):          216203
          Deaggregation factor:                                          2.72
          Unique aggregates announced (without unneeded subnets):      287784
      Total ASes present in the Internet Routing Table:                 53221
          Prefixes per ASN:                                             11.04
      Origin-only ASes present in the Internet Routing Table:           36607
      Origin ASes announcing only one prefix:                           15753
      Transit ASes present in the Internet Routing Table:                6412
      Transit-only ASes present in the Internet Routing Table:            170
      Average AS path length visible in the Internet Routing Table:       4.3
          Max AS path length visible:                                      37
          Max AS path prepend of ASN ( 40285)                              34
      Prefixes from unregistered ASNs in the Routing Table:               958
          Unregistered ASNs in the Routing Table:                         354
      Number of 32-bit ASNs allocated by the RIRs:                      13208
      Number of 32-bit ASNs visible in the Routing Table:               10202
      Prefixes from 32-bit ASNs in the Routing Table:                   39714
      Number of bogon 32-bit ASNs visible in the Routing Table:            14
      Special use prefixes present in the Routing Table:                    0
      Prefixes being announced from unallocated address space:            363
      Number of addresses announced to Internet:                   2807921668
          Equivalent to 167 /8s, 93 /16s and 124 /24s
          Percentage of available address space announced:               75.8
          Percentage of allocated address space announced:               75.8
          Percentage of available address space allocated:              100.0
          Percentage of address space in use by end-sites:               98.1
      Total number of prefixes smaller than registry allocations:      191954
      
      APNIC Region Analysis Summary
      -----------------------------
      
      Prefixes being announced by APNIC Region ASes:                   150519
          Total APNIC prefixes after maximum aggregation:               41895
          APNIC Deaggregation factor:                                    3.59
      Prefixes being announced from the APNIC address blocks:          160568
          Unique aggregates announced from the APNIC address blocks:    65534
      APNIC Region origin ASes present in the Internet Routing Table:    5145
          APNIC Prefixes per ASN:                                       31.21
      APNIC Region origin ASes announcing only one prefix:               1180
      APNIC Region transit ASes present in the Internet Routing Table:    909
      Average APNIC Region AS path length visible:                        4.5
          Max APNIC Region AS path length visible:                         35
      Number of APNIC region 32-bit ASNs visible in the Routing Table:   1945
      Number of APNIC addresses announced to Internet:              752726596
          Equivalent to 44 /8s, 221 /16s and 178 /24s
          Percentage of available APNIC address space announced:         88.0
      
      APNIC AS Blocks        4608-4864, 7467-7722, 9216-10239, 17408-18431
      (pre-ERX allocations)  23552-24575, 37888-38911, 45056-46079, 55296-56319,
                             58368-59391, 63488-64098, 131072-135580
      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:                    179920
          Total ARIN prefixes after maximum aggregation:                88981
          ARIN Deaggregation factor:                                     2.02
      Prefixes being announced from the ARIN address blocks:           184947
          Unique aggregates announced from the ARIN address blocks:     87842
      ARIN Region origin ASes present in the Internet Routing Table:    16404
          ARIN Prefixes per ASN:                                        11.27
      ARIN Region origin ASes announcing only one prefix:                5887
      ARIN Region transit ASes present in the Internet Routing Table:    1716
      Average ARIN Region AS path length visible:                         3.8
          Max ARIN Region AS path length visible:                          37
      Number of ARIN region 32-bit ASNs visible in the Routing Table:    1089
      Number of ARIN addresses announced to Internet:              1101648192
          Equivalent to 65 /8s, 169 /16s and 209 /24s
          Percentage of available ARIN address space announced:          58.3
      
      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, 64198-64296, 393216-395164
      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:                    141408
          Total RIPE prefixes after maximum aggregation:                69947
          RIPE Deaggregation factor:                                     2.02
      Prefixes being announced from the RIPE address blocks:           149984
          Unique aggregates announced from the RIPE address blocks:     92642
      RIPE Region origin ASes present in the Internet Routing Table:    18070
          RIPE Prefixes per ASN:                                         8.30
      RIPE Region origin ASes announcing only one prefix:                7924
      RIPE Region transit ASes present in the Internet Routing Table:    2990
      Average RIPE Region AS path length visible:                         4.3
          Max RIPE Region AS path length visible:                          27
      Number of RIPE region 32-bit ASNs visible in the Routing Table:    4592
      Number of RIPE addresses announced to Internet:               704189824
          Equivalent to 41 /8s, 249 /16s and 21 /24s
          Percentage of available RIPE address space announced:         102.4
      
      RIPE AS Blocks         1877-1901, 2043, 2047, 2107-2136, 2585-2614
      (pre-ERX allocations)  2773-2822, 2830-2879, 3154-3353, 5377-5631
                             6656-6911, 8192-9215, 12288-13311, 15360-16383
                             20480-21503, 24576-25599, 28672-29695
                             30720-31743, 33792-35839, 38912-39935
                             40960-45055, 47104-52223, 56320-58367
                             59392-61439, 61952-62463, 196608-204287
      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:                   61729
          Total LACNIC prefixes after maximum aggregation:              12154
          LACNIC Deaggregation factor:                                   5.08
      Prefixes being announced from the LACNIC address blocks:          75724
          Unique aggregates announced from the LACNIC address blocks:   35785
      LACNIC Region origin ASes present in the Internet Routing Table:   2472
          LACNIC Prefixes per ASN:                                      30.63
      LACNIC Region origin ASes announcing only one prefix:               582
      LACNIC Region transit ASes present in the Internet Routing Table:   555
      Average LACNIC Region AS path length visible:                       4.7
          Max LACNIC Region AS path length visible:                        22
      Number of LACNIC region 32-bit ASNs visible in the Routing Table:  2382
      Number of LACNIC addresses announced to Internet:             171034112
          Equivalent to 10 /8s, 49 /16s and 198 /24s
          Percentage of available LACNIC address space announced:       101.9
      
      LACNIC AS Blocks       26592-26623, 27648-28671, 52224-53247,
                             61440-61951, 64099-64197, 262144-265628 + 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:                  14146
          Total AfriNIC prefixes after maximum aggregation:              3185
          AfriNIC Deaggregation factor:                                  4.44
      Prefixes being announced from the AfriNIC address blocks:         15929
          Unique aggregates announced from the AfriNIC address blocks:   5656
      AfriNIC Region origin ASes present in the Internet Routing Table:   732
          AfriNIC Prefixes per ASN:                                     21.76
      AfriNIC Region origin ASes announcing only one prefix:              180
      AfriNIC Region transit ASes present in the Internet Routing Table:  166
      Average AfriNIC Region AS path length visible:                      4.6
          Max AfriNIC Region AS path length visible:                       18
      Number of AfriNIC region 32-bit ASNs visible in the Routing Table:  194
      Number of AfriNIC addresses announced to Internet:             77962752
          Equivalent to 4 /8s, 165 /16s and 158 /24s
          Percentage of available AfriNIC address space announced:       77.4
      
      AfriNIC AS Blocks      36864-37887, 327680-328703 & ERX transfers
      AfriNIC Address Blocks  41/8, 102/8, 105/8, 154/8, 196/8, 197/8,
      
      APNIC Region per AS prefix count summary
      ----------------------------------------
      
        ASN   No of nets  /20 equiv  MaxAgg  Description
       4538     5594       4192          76   China Education and Research 
       7545     3211        352         187   TPG Telecom Limited
       4766     3146      11142        1117   Korea Telecom
      17974     2917        914          96   PT Telekomunikasi Indonesia
       9829     2395       1448         427   National Internet Backbone
       4755     2099        432         245   TATA Communications formerly 
       9808     1858       8717          30   Guangdong Mobile Communicatio
       4808     1641       2288         524   CNCGROUP IP network China169 
       4788     1527        645          62   TM Net, Internet Service Prov
       9583     1519        121         564   Sify Limited
      
      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
      22773     3347       2948         145   Cox Communications Inc.
       6389     2357       3687          42   BellSouth.net Inc.
      18566     2209        394         275   MegaPath Corporation
      20115     1921       1931         400   Charter Communications
      30036     1723        341         282   Mediacom Communications Corp
       6983     1689        849         231   EarthLink, Inc.
       4323     1573       1004         386   tw telecom holdings, inc.
        209     1549       4635        1232   Qwest Communications Company,
        701     1387      11446         663   MCI Communications Services, 
      11492     1277        236         589   CABLE ONE, 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
      39891     2515        135           9   SaudiNet, Saudi Telecom Compa
      20940     2395        919        1741   Akamai International B.V.
      34984     1960        323         414   TELLCOM ILETISIM HIZMETLERI A
       8551     1260        376          54   Bezeq International-Ltd
       6849     1158        355          21   JSC "Ukrtelecom"
      12479     1147        980          86   France Telecom Espana SA
       8402     1131        544          15   OJSC "Vimpelcom"
      13188     1077         98          78   TOV "Bank-Inform"
      31148     1040         47          41   Freenet Ltd.
       9198      921        352          25   JSC Kazakhtelecom
      
      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     3439        540         160   Telmex Colombia S.A.
       8151     2211       3418         541   Uninet S.A. de C.V.
       7303     1522        940         245   Telecom Argentina S.A.
      11830     1441        366          25   Instituto Costarricense de El
       6503     1432        453          56   Axtel, S.A.B. de C.V.
       6147     1041        377          27   Telefonica del Peru S.A.A.
      26615      995       2325          34   Tim Celular S.A.
       3816      994        478         185   COLOMBIA TELECOMUNICACIONES S
       7738      992       1882          41   Telemar Norte Leste S.A.
      28573      892       2171         158   NET Serviços de Comunicação 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
      24863     1240        403          36   Link Egypt (Link.NET)
       8452      668       1472          15   TE-AS
      37611      646         48           2   Afrihost-Brevis Computer Serv
      36903      584        294         104   Office National des Postes et
      36992      506       1357          25   ETISALAT MISR
      37492      380        233          65   Orange Tunisie
      24835      339        146          12   Vodafone Data
      29571      278         37          12   Cote d'Ivoire Telecom
       2018      250        327          74   TENET (The UNINET Project)
      36947      232        807          13   Telecom Algeria
      
      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
       4538     5594       4192          76   China Education and Research 
      10620     3439        540         160   Telmex Colombia S.A.
      22773     3347       2948         145   Cox Communications Inc.
       7545     3211        352         187   TPG Telecom Limited
       4766     3146      11142        1117   Korea Telecom
      17974     2917        914          96   PT Telekomunikasi Indonesia
      39891     2515        135           9   SaudiNet, Saudi Telecom Compa
       9829     2395       1448         427   National Internet Backbone
      20940     2395        919        1741   Akamai International B.V.
       6389     2357       3687          42   BellSouth.net Inc.
      
      Complete listing at http://thyme.rand.apnic.net/current/data-ASnet
      
      Global Per AS Maximum Aggr summary
      ----------------------------------
      
        ASN   No of nets  Net Savings Description
      10620      3439        3279      Telmex Colombia S.A.
      22773      3347        3202      Cox Communications Inc.
       7545      3211        3024      TPG Telecom Limited
      17974      2917        2821      PT Telekomunikasi Indonesia
      39891      2515        2506      SaudiNet, Saudi Telecom Compa
       6389      2357        2315      BellSouth.net Inc.
       4766      3146        2029      Korea Telecom
       9829      2395        1968      National Internet Backbone
      18566      2209        1934      MegaPath Corporation
       4755      2099        1854      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
      30662   UNALLOCATED  8.2.129.0/24          3356       Level 3 Communicatio
      53506   UNALLOCATED  8.17.102.0/23         2828       XO Communications
      46467   UNALLOCATED  8.19.192.0/24        46887       Lightower Fiber Netw
      16589   UNALLOCATED  8.20.247.0/24        35838       CCANET Limited
      16589   UNALLOCATED  8.26.56.0/24         35838       CCANET Limited
      46473   UNALLOCATED  8.27.122.0/24         3356       Level 3 Communicatio
      46473   UNALLOCATED  8.27.124.0/24         3356       Level 3 Communicatio
      27205   UNALLOCATED  8.38.16.0/21          3356       Level 3 Communicatio
      15347   UNALLOCATED  8.224.147.0/24       12064       Cox Communications I
      33628   UNALLOCATED  12.0.239.0/24         1239       Sprint
      
      Complete listing at http://thyme.rand.apnic.net/current/data-badAS
      
      Advertised Unallocated Addresses
      --------------------------------
      
      Network            Origin AS  Description
      23.226.112.0/20      62788     >>UNKNOWN<<
      23.249.144.0/20      40430     colo4jax, LLC
      27.100.7.0/24        56096     >>UNKNOWN<<
      37.46.10.0/23        36351     SoftLayer Technologies Inc.
      37.46.14.0/24        36351     SoftLayer Technologies Inc.
      37.46.15.0/24        36351     SoftLayer Technologies Inc.
      41.73.1.0/24         37004     >>UNKNOWN<<
      41.73.2.0/24         37004     >>UNKNOWN<<
      41.73.3.0/24         37004     >>UNKNOWN<<
      41.73.4.0/24         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       /9:13      /10:36      /11:101     /12:267     
      /13:513     /14:1032    /15:1768    /16:12975   /17:7578    /18:12696   
      /19:25816   /20:38153   /21:40031   /22:64976   /23:56380   /24:323558  
      /25:543     /26:593     /27:398     /28:20      /29:17      /30:11      
      /31:0       /32:24      
      
      Advertised prefixes smaller than registry allocations
      -----------------------------------------------------
      
        ASN   No of nets  Total ann.   Description
      22773     2526          3347      Cox Communications Inc.
      39891     2472          2515      SaudiNet, Saudi Telecom Compa
      18566     2111          2209      MegaPath Corporation
      30036     1537          1723      Mediacom Communications Corp
       6389     1499          2357      BellSouth.net Inc.
       6983     1338          1689      EarthLink, Inc.
      10620     1332          3439      Telmex Colombia S.A.
      34984     1245          1960      TELLCOM ILETISIM HIZMETLERI A
      11492     1183          1277      CABLE ONE, INC.
       6849      976          1158      JSC "Ukrtelecom"
      
      Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos
      
      Number of /24s announced per /8 block (Global)
      ----------------------------------------------
      
         1:1645      2:738       4:20        5:2052      6:27        8:927    
        12:1776     13:38       14:1649     15:45       16:2        17:74     
        18:20       20:49       23:1429     24:1775     27:2273     31:1761   
        32:54       33:2        34:2        35:5        36:256      37:2242   
        38:1179     39:27       40:87       41:2773     42:387      43:1691   
        44:41       45:1761     46:2468     47:73       49:1131     50:839    
        51:8        52:142      54:198      55:3        56:6        57:45     
        58:1528     59:859      60:570      61:1819     62:1483     63:1908   
        64:4471     65:2165     66:4188     67:2131     68:1101     69:3264   
        70:1046     71:469      72:1977     74:2550     75:339      76:414    
        77:1336     78:1304     79:849      80:1331     81:1363     82:939    
        83:685      84:805      85:1591     86:468      87:1022     88:561    
        89:1949     90:168      91:6050     92:850      93:2302     94:2353   
        95:2275     96:462      97:355      98:955      99:45      100:70     
       101:1025    103:10098   104:2331    105:152     106:400     107:1071   
       108:672     109:2133    110:1267    111:1641    112:955     113:1136   
       114:1040    115:1693    116:1541    117:1419    118:2153    119:1572   
       120:515     121:1174    122:2220    123:2004    124:1618    125:1753   
       128:722     129:380     130:411     131:1302    132:619     133:177    
       134:448     135:122     136:353     137:332     138:1726    139:213    
       140:251     141:470     142:636     143:862     144:601     145:161    
       146:843     147:645     148:1471    149:479     150:652     151:826    
       152:606     153:272     154:545     155:946     156:489     157:447    
       158:346     159:1100    160:437     161:737     162:2303    163:548    
       164:749     165:1039    166:313     167:1089    168:1635    169:626    
       170:1577    171:271     172:525     173:1676    174:720     175:919    
       176:1533    177:3998    178:2241    179:1109    180:2049    181:1703   
       182:1950    183:680     184:793     185:6044    186:3059    187:2090   
       188:2149    189:1747    190:7667    191:1201    192:8930    193:5724   
       194:4369    195:3774    196:1695    197:1070    198:5518    199:5645   
       200:6956    201:3704    202:10149   203:9629    204:4648    205:2713   
       206:2980    207:3064    208:4053    209:3795    210:3951    211:2039   
       212:2635    213:2182    214:832     215:72      216:5738    217:1920   
       218:761     219:568     220:1674    221:855     222:662     223:950    
      
      
      End of report