IP Calculator — IPv4

Enter an IPv4 address and a mask (CIDR or dotted) to compute network, broadcast, host range and more.

Calculate

IPv4 address

Mask / CIDR or dotted

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Tip: You can paste a dotted mask (255.255.255.128) or a CIDR (/25). CIDR values allowed: 0–32.

Summary

IP

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Network

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Broadcast

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History