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/14 Subnet Mask: 255.252.0.0

A /14 prefix fixes the first 14 bits of the address as the network, leaving 18 bits for hosts. That gives 262,144 addresses, of which 262,142 can be assigned to hosts.

CIDR notation/14
Subnet mask255.252.0.0
Wildcard mask0.3.255.255
Binary mask11111111.11111100.00000000.00000000
Hex mask0xFFFC0000
Total addresses262,144
Usable hosts262,142

Example: 10.0.0.0/14

  • Network address: 10.0.0.0
  • First usable host: 10.0.0.1
  • Last usable host: 10.3.255.254
  • Broadcast address: 10.3.255.255

When to use a /14 subnet

Very large private networks. 10.0.0.0/8 is the largest private IPv4 range defined by RFC 1918.

  • 64 /14 subnets fit in a /8.

Frequently Asked Questions

What is the subnet mask for /14?

The subnet mask for /14 is 255.252.0.0, and its wildcard (inverse) mask is 0.3.255.255.

How many hosts are in a /14?

A /14 contains 262,144 addresses. Subtracting the network and broadcast addresses leaves 262,142 usable hosts.