Tom.be

Subnet
Calculator
Merger
Name

Subnet details 221.165.37.0/25

Network address 221.165.37.0
Prefix length 25 (255.255.255.128)
Range 221.165.37.0 - 221.165.37.127
Hexadecimal dda52500
Binary 11011101 10100101 00100101 00000000
Binary subnet mask 11111111 11111111 11111111 10000000
Number of hosts 128
Parent subnet 221.165.37.0/24🔍
Previous subnet 221.165.36.128/25🔍
Next subnet 221.165.37.128/25🔍

Subnet tree

Netblock 221.0.0.0/8🔍 APNIC-AP (AU)
Route 221.160.0.0/13🔍 AS4766 KIXS-AS-KR Korea Telecom (KR)🔍
Netblock 221.160.0.0/13🔍 KORNET (KR)