What IP

IT & cloud

Open-source softwareEditorial overview
A CLOSER LOOK

What is What IP?

What IP is a network information utility that presents addresses, local devices, and listening ports in one interface. It includes interface addresses, port checks, and LAN discovery.

Interface addresses

Port checks

LAN discovery

Is it a good fit?

Best suited to

Linux users checking their network connection or VPN routing

Before you choose

IP-based location is approximate and does not prove complete VPN protection. Firewalls and network boundaries can affect discovery and port results.

Editorial assessment based on the provider’s published information. Our method

Know what you're signing up for.

The application is distributed under GPL-3.0+. The listed desktop or mobile software can be used on an ongoing basis without a software subscription. IP-based location is approximate and does not prove complete VPN protection.

The $0 price applies to the listed open source application. IP-based location is approximate and does not prove complete VPN protection.

Check current official pricing

The useful parts. The trade-offs.

Why consider it

Brings interface addresses and port checks into the same workflow.

Inspect the active interface and public address, compare them with the expected connection, and check a listening port when diagnosing reachability.

What to keep in mind

IP-based location is approximate and does not prove complete VPN protection.

Firewalls and network boundaries can affect discovery and port results.

How to use it well

What IP fits Linux users checking their network connection or VPN routing. Inspect the active interface and public address, compare them with the expected connection, and check a listening port when diagnosing reachability.

IP-based location is approximate and does not prove complete VPN protection. Firewalls and network boundaries can affect discovery and port results. Start with a small setup and verify credentials, network access, and recovery steps before expanding its role.

A few things you might be wondering.

Is What IP free?

The application is distributed under GPL-3.0+. The listed desktop or mobile software can be used on an ongoing basis without a software subscription. IP-based location is approximate and does not prove complete VPN protection.

Can I use What IP for interface addresses?

Yes. What IP includes interface addresses. Inspect the active interface and public address, compare them with the expected connection, and check a listening port when diagnosing reachability.

Does an IP location result prove complete VPN protection?

IP-based location is approximate and does not prove complete VPN protection.

Where can I check the latest prices?

Use the provider link on this page. Billing period, location, team size, promotions, taxes, and optional extras may affect the amount you pay.

How should I compare this tool with alternatives?

Choose tools for the same task, then compare their feature limits, platform support, and total cost for your team. The Compare button helps you keep a shortlist.

Are the user reviews moderated?

Yes. New reviews are submitted for moderation. We show published user reviews separately from the editorial overview and never assign a default user rating.

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