Tom.be

Subnet
Calculator
Merger
Name

Subnet details 123.139.180.0/23

Network address 123.139.180.0
Prefix length 23 (255.255.254.0)
Range 123.139.180.0 - 123.139.181.255
Hexadecimal 7b8bb400
Binary 01111011 10001011 10110100 00000000
Binary subnet mask 11111111 11111111 11111110 00000000
Number of hosts 512
Parent subnet 123.139.180.0/22🔍
Previous subnet 123.139.178.0/23🔍
Next subnet 123.139.182.0/23🔍

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)