NetworkCalc in Chrome with OffiDocs

DESCRIPTION

An IP network calculator for IPv4 and IPv6, MAC address tools, and encoders – inspired by sipcalc.

NetworkCalc — IP & MAC Network Calculator (Inspired by sipcalc)

NetworkCalc is a multifunctional network analysis tool built into your browser. Inspired by the popular Linux utility sipcalc, this extension offers powerful tools for:

IPv4 and IPv6 address breakdown and subnet calculations

CIDR-to-netmask conversion and subnet membership checks

IPv6 subnet splitting and address expansion

MAC address tools with vendor (OUI) lookup

Encoding/decoding utilities: Base64, Hex, URL, ASCII, MD5

Perfect for network engineers, sysadmins, pentesters, and students.

Some features require a license key (available via Boosty or other platforms).

No cloud. No tracking. Everything runs locally in your browser.

NetworkCalc web extension integrated with the OffiDocs Chromium online