Quad9 - DoH, DoT and DoQ

This page provides IP and hostname details for DoH, DoT and DoQ servers from Quad9.

The curated intelligence feeds are derived from the Netify DPI encrypted DNS detection engine. The solution provides real-time classification of encrypted DNS flows in the network data plane. The engine allows organizations to enforce security policies and close the "blind spot" created by unauthorized resolver bypasses.

What is Quad9?

Quad9 - Cybersecurity
Quad9 is a global public recursive DNS resolver that aims to protect users from malware and phishing.