Tom.be

Subnet
Calculator
Merger
Name

Subnet details 123.103.12.0/23

Network address 123.103.12.0
Prefix length 23 (255.255.254.0)
Range 123.103.12.0 - 123.103.13.255
Hexadecimal 7b670c00
Binary 01111011 01100111 00001100 00000000
Binary subnet mask 11111111 11111111 11111110 00000000
Number of hosts 512
Parent subnet 123.103.12.0/22🔍
Previous subnet 123.103.10.0/23🔍
Next subnet 123.103.14.0/23🔍

Subnet tree

Netblock 122.0.0.0/7🔍 APNIC-AP (AU)
Netblock 123.103.0.0/17🔍 CHINANETCENTER (CN)
Route 123.103.12.0/23🔍 AS4808 CHINA169-BJ China Unicom Beijing Province Network (CN)🔍