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Subnet / IP
CIDR subnet mask and host range
Conversion
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IP Address
Prefix (/)
/8
/16
/24
/25
/28
/30
Network Address
192.168.1.0
Subnet Mask
255.255.255.0
Broadcast Address
192.168.1.255
First Host
192.168.1.1
Last Host
192.168.1.254
Usable Hosts
254
Total Addresses
256
CIDR
192.168.1.0/24
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Guide & FAQ
What is a subnet mask?
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What is CIDR notation?
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What is the difference between network and broadcast address?
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How many usable hosts does a /24 subnet have?
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