!!! Overview [{$pagename}] is a company and service that extends the [Domain Name System] ([DNS]) by adding features such as phishing protection and optional content filtering in addition to [DNS] lookup, if it's [DNS] servers are used. [{$pagename}] was acquired by [CISCO] August 27, [2015|Year 2015] !! More Information There might be more information for this subject on one of the following: [{ReferringPagesPlugin before='*' after='\n' }] ---- * [#1] - [OpenDNS|Wikipedia:OpenDNS|target='_blank'] - based on information obtained 2019-09-09