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How Long Does It Take for a DNS Change to Apply?

This guide explains how long DNS changes can take to propagate and what to expect while the changes are taking effect.

How Long Do DNS Changes Take?

DNS changes can take up to 48 hours to fully propagate across the internet.

The exact time depends on factors such as DNS caching, TTL settings, internet service providers, and DNS resolvers.

What Happens During DNS Propagation?

While the change is propagating:

  • Some visitors may still be directed to your old server.

  • Other visitors may already be directed to your new server.

  • Email delivery may temporarily be affected if your MX records have also been changed.

  • Results can differ depending on the visitor's location and DNS provider.

Tip: Avoid making repeated DNS changes while waiting for propagation, as this can make troubleshooting more difficult.

When Is the Change Complete?

Once DNS propagation is complete, visitors should consistently reach the new server and email should be delivered according to your updated DNS records.

Summary

  • DNS changes can take up to 48 hours to propagate.

  • Website and email services may temporarily use the old or new configuration.

  • The change normally completes automatically once DNS caches have been updated.

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