Part 1: DNS Tunneling Fundamentals

Q: How does DNS tunneling work?
DNS tunneling wraps non-DNS protocol packets inside standard DNS lookup requests (UDP port 53). Because local DNS servers relay these queries to authorative nameservers, your traffic passes through firewalls that only keep DNS open.

Part 2: VPS Server Deployment & Provider Selection

Q: What VPS hosting provider is best for WhiteDNS Panel?
Choose VPS providers with unthrottled UDP traffic on port 53. Providers with clean Anycast IP routing into Europe or the Middle East yield the lowest response times.

Part 3: Resolvers Explained

Q: What makes a resolver 'good'?
A fast recursive resolver must have low round-trip latency, high throughput, and zero packet drop under heavy concurrent query load.

Part 4: Common Connection Errors

Handshake Timeout: Verify UDP port 53 is open on your server and that your domain NS delegation records are active.