Advanced DNS Lookup
Instantly query and analyze DNS records for any domain. Uncover A, AAAA, MX, TXT, CNAME, NS, SOA, and more with detailed insights.
Query DNS Records
Enter a domain and select record types to begin.
Understanding DNS
The Domain Name System (DNS) is the internet's phonebook. It translates human-readable domain names (like www.example.com) into machine-readable IP addresses (like 192.0.2.1). Our DNS Checker helps you explore these records.
Ensure Security
Verify SPF, DKIM, and DMARC records to protect against email spoofing and enhance domain security.
Diagnose Email Issues
Check MX records to ensure emails are correctly routed to your mail servers.
Verify Configuration
Confirm that A, AAAA, CNAME, and NS records are correctly pointing to your servers and services.
Optimize Performance
Analyze TTL values and ensure your DNS setup is optimized for speed and reliability worldwide.
Common DNS Record Types
Frequently Asked Questions