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Subnet details 123.139.0.0/20

Network address 123.139.0.0
Prefix length 20 (255.255.240.0)
Range 123.139.0.0 - 123.139.15.255
Hexadecimal 7b8b0000
Binary 01111011 10001011 00000000 00000000
Binary subnet mask 11111111 11111111 11110000 00000000
Number of hosts 4,096
Parent subnet 123.139.0.0/19🔍
Previous subnet 123.138.240.0/20🔍
Next subnet 123.139.16.0/20🔍

Subnet tree

Netblock 122.0.0.0/7🔍 APNIC-AP (AU)
Route 123.138.0.0/15🔍 AS4837 CHINA169-Backbone CHINA UNICOM China169 Backbone (CN)🔍
Netblock 123.138.0.0/15🔍 UNICOM-SN (CN)