Subnet details 121.255.2.0/23

Network address 121.255.2.0
Prefix length 23 (255.255.254.0)
Range 121.255.2.0 - 121.255.3.255
Hexadecimal 79ff0200
Binary 01111001 11111111 00000010 00000000
Binary subnet mask 11111111 11111111 11111110 00000000
Number of hosts 512
Parent subnet 121.255.0.0/22🔍
Previous subnet 121.255.0.0/23🔍
Next subnet 121.255.4.0/23🔍

Subnet tree

Netblock 112.0.0.0/4🔍 NON-RIPE-NCC-MANAGED-ADDRESS-BLOCK (EU # Country is really world wide)
Netblock 121.0.0.0/8🔍 APNIC-AP (AU)
Route 121.255.0.0/16🔍 AS9808 CHINAMOBILE-CN China Mobile Communications Group Co Ltd (CN)🔍
Netblock 121.255.0.0/16🔍 SG-USTC (CN)