Encrypted DNS, whether via DNS-over-HTTPS (DoH) or DNS-over-TLS (DoT), is in theory aimed to improve consumer privacy. ... Most of the internet is now encrypted via HTTPS, so normally nobody except the online services themselves are able to see the exact contents of what you are browsing and doing online.

What is encrypted DNS traffic?

DNSCrypt is a network protocol that authenticates and encrypts Domain Name System (DNS) traffic between the user's computer and recursive name servers. ... Though it doesn't provide end-to-end security, it protects the local network against man-in-the-middle attacks.

Why is my WiFi blocking encrypted DNS traffic?

If you have Traffic Analyzer enabled in your Asus router admin, it's likely the cause. This is because It can't analyze traffic if you are making encrypted DNS requests so it blocks them when that is enabled.