Tom.be

Subnet
Calculator
Merger
Name

Subnet details 223.103.0.0/21

Network address 223.103.0.0
Prefix length 21 (255.255.248.0)
Range 223.103.0.0 - 223.103.7.255
Hexadecimal df670000
Binary 11011111 01100111 00000000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 223.103.0.0/20🔍
Previous subnet 223.102.248.0/21🔍
Next subnet 223.103.8.0/21🔍

Subnet tree

Netblock 223.0.0.0/8🔍 APNIC-AP (AU)
Route 223.64.0.0/10🔍 AS9808 CHINAMOBILE-CN China Mobile Communications Group Co Ltd (CN)🔍
Netblock 223.64.0.0/10🔍 CMNET (CN)