Tom.be

Subnet
Calculator
Merger
Name

Subnet details 221.239.104.0/21

Network address 221.239.104.0
Prefix length 21 (255.255.248.0)
Range 221.239.104.0 - 221.239.111.255
Hexadecimal ddef6800
Binary 11011101 11101111 01101000 00000000
Binary subnet mask 11111111 11111111 11111000 00000000
Number of hosts 2,048
Parent subnet 221.239.96.0/20🔍
Previous subnet 221.239.96.0/21🔍
Next subnet 221.239.112.0/21🔍

Subnet tree

Netblock 221.0.0.0/8🔍 APNIC-AP (AU)
Route 221.239.0.0/17🔍 AS17638 CHINATELECOM-TJ-AS-AP ASN for TIANJIN Provincial Net of CT (CN)🔍