๐
Subnet Calculator
Calculate network address, broadcast address, usable host range, subnet mask, and wildcard mask from any IPv4 CIDR notation. Supports VLSM and classful subnetting.
/24 (255.255.255.0)
/16 (255.255.0.0)
/8 (255.0.0.0)
/30 (255.255.255.252)
Network Address
โ
Broadcast Address
โ
First Usable Host
โ
Last Usable Host
โ
Total Hosts
โ
Usable Hosts
โ
Subnet Mask
โ
Wildcard Mask
โ
CIDR Notation
โ
IP Class
โ
IP Type
โ
Subnet Mask
255.255.255.0
Wildcard Mask
0.0.0.255
Usable Hosts
254
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