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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Nov, 2018 · SilverBench.js v2.0

Oct, 2018 · SmartWhois smarter

Sep, 2018 · Mobile site refresh

Jun, 2012 · SilverBench v1.5

Mar, 2011 · We are live

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Free online network tools