Reverse DNS Lookup

About this tool

Reverse DNS Lookup is a free online XploreNetHub tool that finds the hostname (PTR record) associated with an IP address. Everything runs directly in your browser, with no software to install.

With Reverse DNS Lookup you get fast, easy-to-read results that are useful for both professional and everyday use.

How to use

  1. Enter the IP address in the field provided.
  2. Click the action button to run the Reverse DNS Lookup.
  3. Review the result shown on screen and copy or share it as needed.

Use cases

  • Identify which host an IP address belongs to.
  • Diagnose email configuration and server PTR records.
  • Investigate the origin of connections in server logs.

Frequently asked questions

Is the Reverse DNS Lookup free?

Yes. The XploreNetHub Reverse DNS Lookup is 100% free, with no sign-up or installation required.

Do I need to install anything to use the Reverse DNS Lookup?

No. The tool runs entirely in your browser and works on any device with an internet connection.

How does the Reverse DNS Lookup work?

Just enter the IP address and run it; the Reverse DNS Lookup finds the hostname (PTR record) associated with an IP address and shows the result instantly.

Is my data stored?

We do not store the data you submit. Processing happens only to produce the result of your request.

Can I use the Reverse DNS Lookup on mobile?

Yes. The interface is responsive and works on phones, tablets and desktops.