About IP Whois Lookup Tool. IP Whois Lookup Tool checks a given IP Address against the IP Address owners database. Every IP Address used on the internet is owned by some organization or individual, and no one else can use the IP Address except the real-owner of an IP Address.

IP Address Classes. An IP address is similar to a home address in the sense that it is an identifier. Each computer, printer or device uses an IP in order to communicate. When IP addresses are assigned to a particular group, they are referred to as IP Classes. They may be assigned to organizations, businesses or government operations. An IP Address is a short form of Internet Protocol Address. It serves as an identifier for each user connected to the Internet. The IP Address tells the computers and networking devices to send data to that particular device that requested the data. Example: A user connected to the Internet opens a website in their browser. What Is My IP? WhatIsMyIP.com® is the industry leader in providing REAL IP address information. We provide IP address tools that allow users to perform an Internet Speed Test, IP address lookup, proxy detection, IP Whois Lookup, and more. IP-address (short for Internet Protocol Address) - a unique identifier (address) of the device (usually a computer) connected to the Internet. Each device (laptop, computer, mobile phone, tablet, game console, TV, dedicated server, etc.) on the Internet has its own IP-address.

An IP address lookup will determine the geolocation of any IP address. The results of the IP address lookup will show you the city, state/region, postal/zip code, country name, ISP, and time zone. This data can be used by various agencies to find the exact owner of any IPv4 or IPv6 address.

An IP address (short for Internet Protocol address) is used to identify computers on the Internet. It works like a return address would on a piece of mail. How IP addresses work. When your computer or device sends a request, like a search on Google, it tags the request with your IP address. That way Google knows where to send the response. Use this online random IP generator to generate a list of random IP addresses in the format 123.123.123.123 (IPv4 addresses). By default 10 random IP addresses are generate, you can change this number below. IP Address Locator. Our IP Address Locator lets you find out the location of over 16,000 IP Addresses per hour for free – no registration, no captchas, no keys required. Both robotic and human IP Address lookups are welcome. Optionally deep link directly to the IP Address Locator results. AJAX, JSON, and JSON-P all supported.

Dynamic IP addresses are issued using a leasing system, meaning that the IP address is only active for a limited time. If the lease expires, the computer will automatically request a new lease. Sometimes, this means the computer will get a new IP address, too, especially if the computer was unplugged from the network between leases.

IP-address (short for Internet Protocol Address) - a unique identifier (address) of the device (usually a computer) connected to the Internet. Each device (laptop, computer, mobile phone, tablet, game console, TV, dedicated server, etc.) on the Internet has its own IP-address.