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IPv4 Subnet Calculator

Calculate an IPv4 subnet's network, broadcast, mask, host range, usable host count, and binary representation locally in your browser.

TODO-i18n: this tool's instructions and FAQs are currently available in English.

Espace de travail interactif

Aucun compte requis

Inputs and generated outputs stay in this browser. Files and secrets are not uploaded to SiteIndex.

IPv4 address and CIDR prefix

Qu’est-ce que Subnet Calculator ?

Calculate an IPv4 subnet's network, broadcast, mask, host range, usable host count, and binary representation locally in your browser.

Fonctionnement

Calculate an IPv4 subnet's network, broadcast, mask, host range, usable host count, and binary representation locally in your browser.

Utilisations courantes

Calculate an IPv4 subnet's network, broadcast, mask, host range, usable host count, and binary representation locally in your browser.

Limites

Calculate an IPv4 subnet's network, broadcast, mask, host range, usable host count, and binary representation locally in your browser.

Questions fréquentes

Qu’est-ce que Subnet Calculator ?: Calculate an IPv4 subnet's network, broadcast, mask, host range, usable host count, and binary representation locally in your browser.