What Is My IP Address? Free IPv4/IPv6 Lookup

IPSleuth is a set of simple tools that helps you understand what the internet can see about your connection. The most basic piece of information is your public IP address — the numeric address your ISP or VPN assigns and that websites use to send data back to you. When people search “what is my IP?”, they usually want to know the public IP that a website sees right now, not the private IP used inside their home network. That’s what the “Your IP Address” section below shows.

Your IP address is often shared by many devices behind your router, and it can change over time (or change immediately when you connect to a VPN). In addition to the IP itself, services on the internet can often infer high‑level details such as the network owner (ISP), an ASN (the organization that operates the IP range), and an approximate geographic area. IPSleuth helps you check those details, run common network lookups, and understand the results in plain English.

Use the site to quickly verify the public IPv4/IPv6 address you’re presenting, confirm that your VPN is active, troubleshoot DNS issues, and inspect basic registration data for an IP range. If you want deeper context, we also publish blog articles that explain networking concepts (like DNS, WHOIS/RDAP, and private vs public IPs) and provide practical, beginner‑friendly troubleshooting steps.

Why does this matter for privacy and security? Your IP address can be used to estimate your region, identify the network you’re on (ISP, workplace, cloud provider, or VPN), and correlate activity across sessions. Knowing what’s visible helps you make better choices: using a VPN on public Wi‑Fi, tightening account security when you see unusual changes, and reducing unnecessary exposure when sharing logs or screenshots. IPSleuth’s goal is to help you spot those signals and understand them before they become a problem.

Your Public IP Address

Instantly view your public IPv4 and IPv6 address.
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IP Information

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IP Location Map

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My IP FAQs

Quick explanations for the IP address fields shown above.

What is an IP address?

An IP address is a numerical label assigned to your device on a network. On this page we show your public IP address, which is the address websites and online services see when you connect to them.

What is the difference between a public IP and a private IP?

A public IP is used on the public internet and is typically assigned by your ISP. A private IP is used inside your home/office network (for example 192.168.x.x) and is not directly reachable from the internet.

What is IPv4 vs IPv6?

IPv4 addresses look like 203.0.113.10 and have a limited address space. IPv6 addresses look like 2001:db8::1 and provide a much larger address space. Many networks use both (dual‑stack).

What is an ISP (Internet Service Provider)?

Your ISP is the company that provides your internet connection. The ISP value shown here is an estimate based on your public IP and may reflect the network owner (or a VPN/proxy provider) rather than your exact subscription name.

What is an ASN (Autonomous System Number)?

An ASN identifies the organization that owns and operates a block of IP addresses and routes traffic on the internet. It’s useful for understanding which network your IP belongs to (for example an ISP, cloud provider, or VPN).

What does the City / Region / Country mean?

This is an approximate geolocation for the public IP address. It’s often correct at the country level, but city/region accuracy can vary and may reflect your ISP’s routing location, a mobile carrier gateway, or a VPN exit node.

What are Latitude and Longitude?

Latitude and longitude are coordinates associated with the IP geolocation estimate. They usually represent an approximate area (not your exact address) and can be off by many miles/kilometers.

Why does it say “Unavailable” for IPv4 or IPv6?

If your network (or your ISP/VPN) doesn’t support one of the protocols, or if the page can’t reliably detect it, we’ll show “Unavailable”. Many users have only IPv4 or only IPv6 reachable from their current connection.