Configuration

General

Navigate to Services -> DNS Resolver -> General Settings

• Check Enable DNS Resolver
• Uncheck Enable DNSSEC Support
• Check Enable Forwarding Mode
• Check Use SSL/TLS for outgoing DNS Queries to Forwarding Servers
• Check Register DHCP static mappings in the DNS Resolver
• Click 💾Save
• Click ✔️Apply Changes

Advanced

Navigate to Services -> DNS Resolver -> Advanced Settings

• Check Prefetch Support
• Uncheck Harden DNSSEC Data
• Check Serve Expired
• Message Cache Size: 50MB
• Number of Hosts to Cache: 20000
• Click 💾Save
• Click ✔️Apply Changes