FREE ONLINE DNS LOOKUP TOOL

DNS Checker

Lookup DNS records for any public domain and verify that your DNS configuration is working correctly. This free DNS checker displays A records, AAAA records, MX records, TXT records, NS records and reverse DNS information in a single report.

Whether you are troubleshooting website connectivity, email delivery problems, domain migrations or DNS propagation issues, this tool helps you quickly inspect the most important DNS records without using command-line tools.

What does this DNS checker verify?

The tool performs a live DNS lookup against the supplied hostname and collects commonly used DNS records. Results include IPv4 and IPv6 addresses, mail routing records, nameservers, TXT records and reverse DNS information where available.

This makes it useful when validating website hosting, mail server configuration, SPF records, DKIM records, domain migrations and general DNS troubleshooting.

Who is this DNS lookup tool for?

The DNS checker is designed for system administrators, developers, DevOps engineers, IT consultants and website owners who need to validate DNS records quickly.

It can also help troubleshoot website outages, email delivery problems, domain transfer projects, cloud migrations and infrastructure deployments where DNS plays a critical role.

DNS records checked