DNS Checker

Check DNS records for any domain — A, MX, TXT, NS and more

Free

Works great with these tools

Once DNS points to the right host, draft crawl rules for staging vs production with our free robots.txt generator and tester.

After verifying DNS records, confirm the domain also has a valid SSL certificate using our free SSL checker.

Look up the geolocation and ISP details of the IP address returned in the A record using our free IP lookup tool.

Once DNS is confirmed working, test the website's page load speed with our free website speed test.

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How to use this tool

Use the DNS Checker to inspect domain records when setting up hosting, email, verification, redirects, or technical SEO. Check A, AAAA, MX, TXT, NS, CNAME, and other records so you can confirm that a domain points to the right services and troubleshoot configuration issues.

Step 1

Open the DNS Checker and enter the text, URL, file, or settings the tool asks for.

Step 2

Review the options, adjust any settings, and run the tool to generate the result.

Step 3

Check the output, copy or download it if available, and use the related tools below for the next step.

Features

  • Multiple DNS record types
  • Domain lookup workflow
  • Fast troubleshooting results
  • Useful for hosting and email setup

Common use cases

  • Verify website hosting records
  • Check MX email routing
  • Review TXT verification records
  • Debug DNS setup before launch

Why use this tool?

DNS Checker is built for quick, practical work without making you create an account first. It keeps the interface focused, works on mobile and desktop, and pairs naturally with related ToolsRacks utilities such as SSL Certificate Checker and IP Address Lookup.

Frequently asked questions

Common questions people ask before using this tool.

Which DNS records can I check?

You can check common records such as A, AAAA, MX, TXT, NS, and CNAME.

Why are DNS changes not visible yet?

DNS changes can take time to propagate depending on TTL and provider caching.

Can DNS issues affect email?

Yes. Incorrect MX, SPF, DKIM, or DMARC records can affect email delivery.

Related free tools

Other tools from ToolsRacks you might find useful — all free, no signup needed.

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Test website loading speed and performance score.

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