Test Your Domain’s DNS Performance


Your site’s DNS performance matters to your visitors & your bottom line. Is your website’s DNS fast, reliable & scalable?

Sorry, our DNS test is currently under construction


We're working to make our DNS tests even better for our customers! Please check back at a later date, or browse our DNS overview for more information on how Dyn can help you!

Reasons To Test


Speed & Reliability Matter

Your DNS performance impacts your website’s speed and availability, which directly effects your customer’s experience.

Latency Matters

Our free DNS test tool measures the average DNS latency of your domain and detects whether your DNS is globally distributed.

Know Your Options

DNS performing well? Great! However, if there are opportunities to improve, we'll help point them out and provide recommendations.