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/22 subnet: mask and number of hosts

A /22 network has a subnet mask of 255.255.252.0 and 1,024 total addresses (1,022 usable hosts).

PropertyValue
Prefix/22
Subnet mask255.255.252.0
Wildcard mask0.0.3.255
Total addresses1,024
Usable hosts1,022
Equivalent /24 networks4

When it is used

Four /24 networks combined. A popular size for office or cloud subnets that outgrew a /24.

Other prefix lengths

/8/16/20/23/24/25/26/27/28/29/30
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