Tom.be

Subnet
Calculator
Merger
Name

Subnet details 121.17.2.0/23

Network address 121.17.2.0
Prefix length 23 (255.255.254.0)
Range 121.17.2.0 - 121.17.3.255
Hexadecimal 79110200
Binary 01111001 00010001 00000010 00000000
Binary subnet mask 11111111 11111111 11111110 00000000
Number of hosts 512
Parent subnet 121.17.0.0/22🔍
Previous subnet 121.17.0.0/23🔍
Next subnet 121.17.4.0/23🔍

Subnet tree

Netblock 121.0.0.0/8🔍 APNIC-AP (AU)
Route 121.16.0.0/12🔍 AS4837 CHINA169-Backbone CHINA UNICOM China169 Backbone (CN)🔍
Netblock 121.16.0.0/13🔍 UNICOM-HE (CN)