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DNS Resolver

One minute to read cloudflare DNS DNS over TLS DNS Resolver DoT fritz.box

Currently Cloudflare 1.1.1.1 is used as the a resolver for the lan at home. Resolving is configured in the router (fritz.box). And DNS over TLS is activated.

  1. Go to the fritz.box
  2. Enter the router credentials.
  3. In the admin console, goto Internet > Acocount Information > DNS Server.
  4. Click Use other DNSv4 server and enter the following
    • 1.1.1.1
    • 1.0.0.1
  5. Click Use other DNSv6 server and enter the following
    • 2606:4700:4700::1111
    • 2606:4700:4700::1001
  6. Unclick Fallback to public DNS servers when DNS disrupted. in the section Public DNS Servers.
  7. Click Encrypted name resolution in the internet (DNS over TLS) in the section DNS over TLS (DoT) as well as the checkbox Force a certificate check for encrypted name resolution in the internet. Make sure that no other checkboxes are acitviated in this section.
  8. Enter the follwing hostnames in the textarea Resolved Names of the DNS Server
    • one.one.one.one
    • 1dot1dot1dot1.cloudflare-dns.com
  9. Save the updated settings.
  10. Enter https://1.1.1.1/help on the browser address bar to validate functionality.

https://developers.cloudflare.com/1.1.1.1/encryption/dns-over-tls/