DNS Checker Pro - Global Tool

Advanced DNS analysis with custom server support

Take control of your network troubleshooting. DNS Checker Pro is the professional utility designed for system administrators and developers who need more than just a basic lookup.

Verify DNS propagation instantly across reliable global resolvers (Google, Cloudflare, OpenDNS) or add your own custom DNS servers to test specific environments.

Custom DNS Server Support: Need to test a private nameserver or a specific ISP? Add and manage your own list of custom DNS servers. Perfect for testing split-horizon DNS or internal networks.

Multi-Server Comparison: Send queries to multiple DNS servers simultaneously. Compare results side-by-side to instantly spot propagation delays or configuration mismatches.

Global Propagation Check: See how your records resolve around the world with our pre-set global server list.

Comprehensive Record Analysis: Support for A, AAAA, CNAME, MX, TXT, NS, SOA and SPF records.

Developer-First Design: Clean interface, dark mode support, and one-tap copy for sharing results with your team.