Quad9.

Facts

Headquarters

CH (EU)

Category

DNS Privacy & Filtering

Type

Product

GDPR-compliant

Yes

Open-source

No

Data hosting

EU

EU alternatives

• AdGuard DNS

  DNS service by AdGuard (based in Cyprus) with ad and tracker blocking

  CY · commercial

  ↗
• AdGuard Home

  Open-source DNS server for blocking ads and tracking at network level

  CY · open-source

  ↗
• Blocky

  Lightweight open-source DNS proxy and blocker written in Go

  DE · open-source

  ↗
• dnscrypt-proxy

  Open-source DNS proxy with support for encrypted DNS protocols

  FR · open-source

  ↗
• Mullvad DNS

  Swedish privacy-friendlye DNS service by Mullvad VPN without logging

  SE · commercial

  ↗
• Unbound

  Open-source validating, recursive and caching DNS resolver by NLnet Labs

  NL · open-source

  ↗

Also in this category

• ControlDCA
• NextDNSUS
• Pi-holeUS
• Technitium DNSIN