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DNS4EU vs OpenDNS Home: catalog facts
DNS4EU	OpenDNS Home
Free Free public service for individuals, with separate offerings for institutions and…	Free The home DNS service is free to use.
Windows, macOS, Linux, Android, iOS	Windows, macOS, Linux, Android, iOS
No software or agent to install, only a DNS address to set Resolution runs on EU infrastructure under EU rules	Network-wide filtering set once at the router Content filtering suited to parental controls
Filtering is fixed per variant, with no custom block lists for individuals Relies on trusting a third-party resolver with your queries	Queries go to a US company's resolver Website mostly promotes Cisco's enterprise products
Hosted service	Hosted service
Closed source	Closed source
License not stated	License not stated
No account needed	Not stated if an account is needed
Needs internet	Needs internet
Official website Full listing and sources Checked September 23, 2026	Official website Full listing and sources Checked September 23, 2026

Catalog facts only. Anything “not stated” is unconfirmed. Check full listings for details.