NextDNS prominently aims to be the 'new firewall for the modern Internet.'īased out of the US, NextDNS offers both free and paid (but affordable!) DNS resolving services.

Additionally, their infrastructure is a blend of in-house equipment and hosting services provided by Packet Clearing House and Global Secure Layer. Quad9 supports the DoH, DoT, and DNSCrypt protocols. These known malicious domains are provided by varying threat intelligence entities partnered with Quad9 and are constantly being updated to offer better protection against newer threats. However, it's highly recommended to use the server that makes use of their threat blocking technology because it's an effortless increase in the levels of your device and/or network security (and also your privacy - by not connecting to known malicious domains). It's worth noting that Quad9 does provide servers without threat blocking you have the option to choose which to connect with. This means that when using Quad9's DNS resolvers, they will automatically deny connections to known malicious domains - ultimately promoting and improving the security of your devices and their connections. Quad9 features threat blocking on all servers. This relocation is/was a huge deal because Switzerland has some of the most robust consumer data and online privacy around. As of writing, they're still working on being incorporated fully in Switzerland. Quad9 is based in Switzerland, having relocated from being primarily based in the US.

There is no sign-up required to use the service the IP addresses for their DNS servers are listed and available for all to use at will. Their DNS servers feature no logging, retaining no personal data about users who utilize their servers. Specifically, their infrastructure spans 150 locations in 90 different nations. Quad9 DNS servers are found around the world. Quad9 is a non-profit organization that operates operates high performing and privacy-respecting public DNS resolvers. Hosted by Global Secure Layer, Packet Clearing Houseĭependent on user server/subscription choiceĪdblocking and malicious domains dependent on user choice

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