Free online network tools & utilities


Online utilities category provides free access to most common daily use utilities for administrators, webmasters and power users. All online utilities are free and simple, yet efficient. Enjoy!


  • Hash & CRC - compute a wide range of checksums / hashes / message digests for any given text or…


  • Subnet Calc - compute network subnet (dotted decimal or CIDR notation) mask for IP address or range…
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Free online network tools