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Yandex DNSQuad9
Free

Free to use.

 Free

The public resolvers are free to use.

Web Windows, macOS, Linux, Android, iOS
  • No software to install, only a DNS setting change
  • Optional blocking of adult and dangerous sites
  • Malicious domain blocking with no configuration and no account
  • Non-profit, Swiss-based, with a published no-client-IP-logging policy
  • All DNS lookups go to Yandex
  • Little control over the block lists compared with self-hosted filters
  • Blocking is security-focused only; it does not block advertising
  • No per-device customisation on the free public resolvers
Hosted service Hosted service
Closed source Closed source
License not stated License not stated
Not stated if an account is needed Not stated if an account is needed
Needs internet Not stated if it works offline

Checked October 1, 2026

Checked September 22, 2026

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