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Weekly Routing Table Report
From: Routing Analysis Role Account <cscora () apnic net>
Date: Sat, 11 Jan 2014 04:12:18 +1000 (EST)

This is an automated weekly mailing describing the state of the Internet
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 () lists apnic net

For historical data, please see http://thyme.rand.apnic.net.

If you have any comments please contact Philip Smith <pfsinoz () gmail com>.

Routing Table Report   04:00 +10GMT Sat 11 Jan, 2014

Report Website:     http://thyme.rand.apnic.net
Detailed Analysis:  http://thyme.rand.apnic.net/current/

Analysis Summary
----------------

BGP routing table entries examined:                              477720
    Prefixes after maximum aggregation:                          190383
    Deaggregation factor:                                          2.51
    Unique aggregates announced to Internet:                     236793
Total ASes present in the Internet Routing Table:                 45866
    Prefixes per ASN:                                             10.42
Origin-only ASes present in the Internet Routing Table:           35494
Origin ASes announcing only one prefix:                           16270
Transit ASes present in the Internet Routing Table:                5988
Transit-only ASes present in the Internet Routing Table:            171
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:              2673
    Unregistered ASNs in the Routing Table:                         630
Number of 32-bit ASNs allocated by the RIRs:                       5665
Number of 32-bit ASNs visible in the Routing Table:                4384
Prefixes from 32-bit ASNs in the Routing Table:                   13852
Number of bogon 32-bit ASNs visible in the Routing Table:             1
Special use prefixes present in the Routing Table:                    0
Prefixes being announced from unallocated address space:           1824
Number of addresses announced to Internet:                   2659446780
    Equivalent to 158 /8s, 131 /16s and 239 /24s
    Percentage of available address space announced:               71.8
    Percentage of allocated address space announced:               71.8
    Percentage of available address space allocated:              100.0
    Percentage of address space in use by end-sites:               95.4
Total number of prefixes smaller than registry allocations:      166265

APNIC Region Analysis Summary
-----------------------------

Prefixes being announced by APNIC Region ASes:                   113470
    Total APNIC prefixes after maximum aggregation:               34200
    APNIC Deaggregation factor:                                    3.32
Prefixes being announced from the APNIC address blocks:          115868
    Unique aggregates announced from the APNIC address blocks:    48493
APNIC Region origin ASes present in the Internet Routing Table:    4867
    APNIC Prefixes per ASN:                                       23.81
APNIC Region origin ASes announcing only one prefix:               1209
APNIC Region transit ASes present in the Internet Routing Table:    834
Average APNIC Region AS path length visible:                        4.6
    Max APNIC Region AS path length visible:                         28
Number of APNIC region 32-bit ASNs visible in the Routing Table:    803
Number of APNIC addresses announced to Internet:              730083008
    Equivalent to 43 /8s, 132 /16s and 46 /24s
    Percentage of available APNIC address space announced:         85.3

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:                    163624
    Total ARIN prefixes after maximum aggregation:                81887
    ARIN Deaggregation factor:                                     2.00
Prefixes being announced from the ARIN address blocks:           164214
    Unique aggregates announced from the ARIN address blocks:     75962
ARIN Region origin ASes present in the Internet Routing Table:    15931
    ARIN Prefixes per ASN:                                        10.31
ARIN Region origin ASes announcing only one prefix:                5980
ARIN Region transit ASes present in the Internet Routing Table:    1677
Average ARIN Region AS path length visible:                         4.1
    Max ARIN Region AS path length visible:                          24
Number of ARIN region 32-bit ASNs visible in the Routing Table:      56
Number of ARIN addresses announced to Internet:              1071167872
    Equivalent to 63 /8s, 216 /16s and 185 /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:                    120279
    Total RIPE prefixes after maximum aggregation:                61358
    RIPE Deaggregation factor:                                     1.96
Prefixes being announced from the RIPE address blocks:           123956
    Unique aggregates announced from the RIPE address blocks:     79328
RIPE Region origin ASes present in the Internet Routing Table:    17592
    RIPE Prefixes per ASN:                                         7.05
RIPE Region origin ASes announcing only one prefix:                8322
RIPE Region transit ASes present in the Internet Routing Table:    2845
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:    2558
Number of RIPE addresses announced to Internet:               655274884
    Equivalent to 39 /8s, 14 /16s and 179 /24s
    Percentage of available RIPE address space announced:          95.3

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:                   53827
    Total LACNIC prefixes after maximum aggregation:              10064
    LACNIC Deaggregation factor:                                   5.35
Prefixes being announced from the LACNIC address blocks:          59264
    Unique aggregates announced from the LACNIC address blocks:   27483
LACNIC Region origin ASes present in the Internet Routing Table:   2063
    LACNIC Prefixes per ASN:                                      28.73
LACNIC Region origin ASes announcing only one prefix:               558
LACNIC Region transit ASes present in the Internet Routing Table:   400
Average LACNIC Region AS path length visible:                       4.8
    Max LACNIC Region AS path length visible:                        35
Number of LACNIC region 32-bit ASNs visible in the Routing Table:   959
Number of LACNIC addresses announced to Internet:             147743032
    Equivalent to 8 /8s, 206 /16s and 97 /24s
    Percentage of available LACNIC address space announced:        88.1

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:                  11853
    Total AfriNIC prefixes after maximum aggregation:              2595
    AfriNIC Deaggregation factor:                                  4.57
Prefixes being announced from the AfriNIC address blocks:         12594
    Unique aggregates announced from the AfriNIC address blocks:   4132
AfriNIC Region origin ASes present in the Internet Routing Table:   697
    AfriNIC Prefixes per ASN:                                     18.07
AfriNIC Region origin ASes announcing only one prefix:              201
AfriNIC Region transit ASes present in the Internet Routing Table:  148
Average AfriNIC Region AS path length visible:                      4.6
    Max AfriNIC Region AS path length visible:                       24
Number of AfriNIC region 32-bit ASNs visible in the Routing Table:    8
Number of AfriNIC addresses announced to Internet:             49624832
    Equivalent to 2 /8s, 245 /16s and 55 /24s
    Percentage of available AfriNIC address space announced:       49.3

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     2944      11558         953   Korea Telecom
17974     2736        902          88   PT Telekomunikasi Indonesia
 7545     2127        319         111   TPG Telecom Limited
 4755     1811        392         193   TATA Communications formerly 
 9829     1563       1255          41   National Internet Backbone
 9583     1294        100         535   Sify Limited
 9498     1236        309          71   BHARTI Airtel Ltd.
 7552     1234       1080          13   Viettel Corporation
 4808     1146       2121         345   CNCGROUP IP network China169 
24560     1097        382         167   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     3029       3688          53   BellSouth.net Inc.
22773     2322       2940         139   Cox Communications Inc.
 1785     2147        687         131   PaeTec Communications, Inc.
18566     2049        379         178   MegaPath Corporation
20115     1681       1665         588   Charter Communications
 4323     1628       1081         410   tw telecom holdings, inc.
  701     1508      11143         779   MCI Communications Services, 
30036     1375        296         569   Mediacom Communications Corp
 7018     1302      17747         845   AT&T Services, Inc.
 6983     1295        756         581   ITC^Deltacom

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     1921        544          16   OJSC "Vimpelcom"
34984     1365        244         227   TELLCOM ILETISIM HIZMETLERI A
20940     1217        460         917   Akamai International B.V.
31148     1013         45          20   Freenet Ltd.
13188      922        100          26   TOV "Bank-Inform"
 8551      850        370          38   Bezeq International-Ltd
 6849      845        362          37   JSC "Ukrtelecom"
 6830      770       2327         423   Liberty Global Operations B.V
12479      690        798          53   France Telecom Espana SA
35228      552        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     3439       1843          92   NET Serviços de Comunicação S
10620     2696        436         203   Telmex Colombia S.A.
18881     1795        908          20   Global Village Telecom
 7303     1743       1163         230   Telecom Argentina S.A.
 8151     1376       2865         423   Uninet S.A. de C.V.
11830      869        364          15   Instituto Costarricense de El
27947      859         93          89   Telconet S.A
 7738      813       1562          37   Telemar Norte Leste S.A.
 6503      795        434          61   Axtel, S.A.B. de C.V.
 6147      780        373          27   Telefonica del Peru S.A.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     1805        112           5   Sudanese Mobile Telephone (ZA
24863      897        338          26   Link Egypt (Link.NET)
 6713      600        653          27   Office National des Postes et
 8452      462        956           9   TE-AS
24835      298        144           9   Vodafone Data
 3741      247        921         209   Internet Solutions
29571      240         21          14   Cote d'Ivoire Telecom
36992      229        783          24   ETISALAT MISR
15706      219         32           6   Sudatel (Sudan Telecom Co. Lt
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     3439       1843          92   NET Serviços de Comunicação S
 6389     3029       3688          53   BellSouth.net Inc.
 4766     2944      11558         953   Korea Telecom
17974     2736        902          88   PT Telekomunikasi Indonesia
10620     2696        436         203   Telmex Colombia S.A.
22773     2322       2940         139   Cox Communications Inc.
 1785     2147        687         131   PaeTec Communications, Inc.
 7545     2127        319         111   TPG Telecom Limited
18566     2049        379         178   MegaPath Corporation
 8402     1921        544          16   OJSC "Vimpelcom"

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      3029        2976      BellSouth.net Inc.
17974      2736        2648      PT Telekomunikasi Indonesia
10620      2696        2493      Telmex Colombia S.A.
22773      2322        2183      Cox Communications Inc.
 1785      2147        2016      PaeTec Communications, Inc.
 7545      2127        2016      TPG Telecom Limited
 4766      2944        1991      Korea Telecom
 8402      1921        1905      OJSC "Vimpelcom"
18566      2049        1871      MegaPath Corporation
36998      1805        1800      Sudanese Mobile Telephone (ZA

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
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
62828   UNALLOCATED  8.21.130.0/24         4323       tw telecom holdings,
62850   UNALLOCATED  8.25.147.0/24        46887       Lightower Fiber Netw
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
23.90.128.0/18       27418     OUTOFWALL INC.
23.91.0.0/19         40676     Psychz Networks
23.91.14.0/24        40676     Psychz Networks
23.91.32.0/19        36315     Servpac Inc.
23.91.80.0/20        21560     Netstream Communications, LLC
23.91.96.0/20        37958     Beijing Blue I.T Technologies
23.91.112.0/21       32475     SingleHop
23.91.120.0/21       36351     SoftLayer Technologies Inc.
23.91.128.0/19        5645     TekSavvy Solutions, Inc.
23.91.160.0/19       36493     FIBERNETICS CORPORATION

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      /10:30      /11:92      /12:254     
/13:475     /14:943     /15:1638    /16:12852   /17:6809    /18:11447   
/19:23340   /20:33224   /21:35848   /22:50874   /23:44219   /24:253304  
/25:793     /26:952     /27:433     /28:48      /29:72      /30:32      
/31:0       /32:14      

Advertised prefixes smaller than registry allocations
-----------------------------------------------------

  ASN   No of nets  Total ann.   Description
18566     2004          2049      MegaPath Corporation
36998     1771          1805      Sudanese Mobile Telephone (ZA
 6389     1699          3029      BellSouth.net Inc.
 8402     1609          1921      OJSC "Vimpelcom"
22773     1565          2322      Cox Communications Inc.
30036     1215          1375      Mediacom Communications Corp
 1785     1163          2147      PaeTec Communications, Inc.
11492     1157          1194      CABLE ONE, INC.
 6983     1036          1295      ITC^Deltacom
22561      979          1257      CenturyTel Internet Holdings,

Complete listing at http://thyme.rand.apnic.net/current/data-sXXas-nos

Number of /24s announced per /8 block (Global)
----------------------------------------------

   1:936       2:876       3:3         4:15        5:875       6:21     
   8:635      12:1872     13:3        14:908      15:9        16:3      
  17:22       18:19       20:36       23:656      24:1751     27:1705   
  31:1517     32:44       33:2        34:5        36:109      37:1874   
  38:921      39:3        40:184      41:3299     42:243      44:14     
  46:2126     47:12       49:702      50:854      52:12       54:44     
  55:5        56:4        57:26       58:1144     59:596      60:369    
  61:1500     62:1210     63:1964     64:4380     65:2315     66:4130   
  67:2088     68:1082     69:3305     70:904      71:501      72:2024   
  74:2586     75:313      76:304      77:1153     78:1008     79:686    
  80:1299     81:1086     82:660      83:737      84:651      85:1217   
  86:401      87:1023     88:523      89:1596     90:152      91:5719   
  92:638      93:1619     94:2105     95:1516     96:534      97:348    
  98:1070     99:40      100:32      101:706     103:3942    105:534    
 106:142     107:370     108:548     109:2000    110:978     111:1155   
 112:609     113:819     114:772     115:1062    116:1017    117:836    
 118:1230    119:1283    120:326     121:786     122:1920    123:1261   
 124:1387    125:1456    128:659     129:236     130:356     131:666    
 132:353     133:159     134:312     135:73      136:277     137:315    
 138:354     139:174     140:201     141:352     142:551     143:414    
 144:503     145:91      146:567     147:434     148:792     149:363    
 150:153     151:479     152:410     153:208     154:53      155:529    
 156:317     157:420     158:287     159:808     160:360     161:468    
 162:996     163:233     164:670     165:586     166:272     167:637    
 168:1043    169:123     170:1167    171:186     172:12      173:1674   
 174:672     175:561     176:1361    177:2575    178:1937    179:384    
 180:1606    181:937     182:1422    183:485     184:633     185:1181   
 186:2777    187:1441    188:1955    189:1275    190:7326    191:9      
 192:7041    193:5437    194:4021    195:3405    196:1350    197:1090   
 198:4837    199:5528    200:6066    201:2558    202:9033    203:8883   
 204:4537    205:2630    206:2889    207:2830    208:3943    209:3716   
 210:3085    211:1629    212:2171    213:1971    214:860     215:83     
 216:5442    217:1729    218:612     219:325     220:1268    221:589    
 222:334     223:570    

End of report


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