Tom.be

Subnet
Calculator
Merger
Name

Subnet details 221.227.72.0/21

Network address 221.227.72.0
Prefix length 21 (255.255.248.0)
Range 221.227.72.0 - 221.227.79.255
Hexadecimal dde34800
Binary 11011101 11100011 01001000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 221.227.64.0/20🔍
Previous subnet 221.227.64.0/21🔍
Next subnet 221.227.80.0/21🔍

Subnet tree

Netblock 221.0.0.0/8🔍 APNIC-AP (AU)
Route 221.224.0.0/13🔍 AS4134 CHINANET-BACKBONE No 31 Jin-rong Street (CN)🔍
Netblock 221.224.0.0/13🔍 CHINANET-JS (CN)