Tom.be

Subnet
Calculator
Merger
Name

Subnet details 221.148.121.0/25

Network address 221.148.121.0
Prefix length 25 (255.255.255.128)
Range 221.148.121.0 - 221.148.121.127
Hexadecimal dd947900
Binary 11011101 10010100 01111001 00000000
Binary subnet mask 11111111 11111111 11111111 10000000
Number of hosts 128
Parent subnet 221.148.121.0/24🔍
Previous subnet 221.148.120.128/25🔍
Next subnet 221.148.121.128/25🔍

Subnet tree

Netblock 221.0.0.0/8🔍 APNIC-AP (AU)
Route 221.144.0.0/12🔍 AS4766 KIXS-AS-KR Korea Telecom (KR)🔍
Netblock 221.144.0.0/12🔍 KORNET (KR)