IP Calculator

Enter CIDR to get network, mask, usable range.

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Supports /24 or bare IPv4; bare means /32.

192.168.1.0/24Mask 255.255.255.0254 hosts
IP Address
192.168.1.10/24
Mask
255.255.255.0
Wildcard
0.0.0.255
Network
192.168.1.0/24
Broadcast
192.168.1.255
Usable Range
192.168.1.1 ～ 192.168.1.254
Hosts
254
Type
Private（192.168.0.0/16）
Binary IP
11000000.10101000.00000001.00001010
Binary Mask
11111111.11111111.11111111.00000000

How to use

  1. Enter IP/CIDR like 192.168.1.0/24.
  2. See network, broadcast, usable range & type.

FAQ

What is CIDR?

CIDR like /24 means the first 24 bits are the network prefix. Enter 192.168.1.0/24 to calculate.

What does it show?

Network address, broadcast, subnet mask, usable range, host count, and address type (private/public/loopback/multicast).

Does it support IPv6?

No. This tool is IPv4 only. IPv6 has a different representation.

What are private ranges?

10.0.0.0/8, 172.16.0.0/12, 192.168.0.0/16, plus 127 loopback, 169.254 link-local, 224+ multicast etc.

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