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Free IP Address Lookup

Instantly discover your public IP address. Learn about IP geolocation, address classes, and private ranges. Get links to detailed IP analysis tools.

Your Public IP Address

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📍IPinfo.io
Geolocation, ISP, organization, and network details🔎DB-IP
IP address geolocation database with city-level accuracy🛑AbuseIPDB
Check if an IP has been reported for malicious activity

IP Address Quick Reference

RangeTypeDescription
10.0.0.0/8PrivateLarge private networks (Class A)
172.16.0.0/12PrivateMedium private networks (Class B)
192.168.0.0/16PrivateHome/small office networks (Class C)
127.0.0.0/8LoopbackLocalhost — your own machine
169.254.0.0/16Link-LocalAuto-assigned when DHCP fails
::1IPv6 LoopbackIPv6 equivalent of 127.0.0.1

What Is an IP Address?

An IP (Internet Protocol) address is a unique numerical identifier assigned to every device connected to the internet. It serves two primary functions: identifying the host or network interface, and providing the location of the host in the network for routing purposes. There are two versions in use today: IPv4 (32-bit, e.g., 192.168.1.1) and IPv6 (128-bit, e.g., 2001:0db8::1).

Your public IP address is what websites and online services see when you connect. It is assigned by your Internet Service Provider (ISP) and can reveal your approximate geographic location, ISP name, and sometimes your organization. Your private IP address (like 192.168.x.x) is used within your local network and is not visible to the internet.

IP Geolocation and Privacy

IP geolocation databases can typically determine your country and city with reasonable accuracy, though they are not precise enough to identify a street address. VPNs and proxy services mask your real IP address by routing your traffic through their servers, making it appear as though you are connecting from a different location.

Understanding your public IP is important for network troubleshooting, configuring firewalls, setting up remote access, and checking whether your VPN is working correctly. The lookup tool above fetches your public IP using the ipify API and provides links to detailed geolocation services.

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Frequently Asked Questions

Is my IP address revealing my exact location?
No. IP geolocation typically identifies your city or region, not your exact address. The accuracy varies — it is usually within 5-50 kilometers. Only your ISP knows your exact physical address associated with an IP. Using a VPN replaces your visible IP with the VPN server's IP.
What is the difference between IPv4 and IPv6?
IPv4 uses 32-bit addresses (about 4.3 billion possible addresses) and looks like 192.168.1.1. IPv6 uses 128-bit addresses (virtually unlimited) and looks like 2001:0db8::1. IPv6 was created because the world is running out of IPv4 addresses. Both are in use today, with IPv6 adoption growing steadily.
Can someone hack me with my IP address?
Knowing your IP address alone is not enough to hack you. However, it can be used to scan for open ports and vulnerable services. A properly configured firewall and router (which block unsolicited incoming connections by default) provide strong protection. Avoid sharing your IP address unnecessarily.
Why does my IP address change?
Most home internet connections use dynamic IP addresses — your ISP assigns a different IP each time your router reconnects. Business connections often have static (fixed) IPs. If you need a consistent IP, contact your ISP about a static IP plan or use a VPN service that offers dedicated IPs.
What are private IP addresses?
Private IP addresses are reserved for use within local networks and are not routable on the public internet. The three private ranges are: 10.0.0.0/8 (Class A), 172.16.0.0/12 (Class B), and 192.168.0.0/16 (Class C). Your router uses NAT (Network Address Translation) to map private IPs to your single public IP for internet access.