====== DNS – Domain Name Server ======

  * www.quad9.net [(https://www.heise.de/newsticker/meldung/Quad9-Datenschutzfreundliche-Alternative-zum-Google-DNS-3890741.html)]
  * [[https://hitco.at/blog/ipv6-dnssec-resolver-quad9/|IPv6 & DNSSEC-taugliche Public-Resolver: Quad 9 & CloudFlare & Google-Public-DNS]]
  * https://dns.watch/index
  * https://blog.uncensoreddns.org/
  * https://xiala.net/services/dns.html

  * www.opennic.org -- Looking for an open and democratic alternative DNS root? Concerned about censorship? OpenNIC might be the solution for you!
    * https://servers.opennic.org/
    * https://de.wikipedia.org/wiki/OpenDNS

===== Recommended reading =====

  * https://datenschutzhelden.org/2016/06/09/sichere-zensurfreie-dns-server-einstellen/
  * https://www.privacy-handbuch.de/handbuch_93d.htm