Frequently Asked Questions (FAQ)

What is is a website that automatically detects and displays your computer's IP address. This can be helpful for configuring a computer on a network, setting up communications software, or troubleshooting an Internet connection. Or when you change your IP to download file from file-sharing services like,, can open to check your IP and this change. You also check domain Whois, test your internet connection's speed with

What is an IP address?
"IP address", or "Internet Protocol address", is a unique identifying number given to every single computer on the internet.
Any machine connected to the internet has an IP address: Computers, Xbox games, cell phones, fax machines, and even soda pop dispensers have IP addresses. In every case, the IP address acts both like a car license plate and like a telephone number: it shows ownership, allows the machine to be located by other machines, and empowers authorities to track and protect people's safety, if need be.
IP addresses are often comprised of four numbers separated by dots:

IP addresses use the above dotted-number format called "dotted quad". Each of the four parts of a dotted quad can be no larger than 256, for a worldwide maximum of 4.3 billion different IP addresses.

What is an Domain Name?
Domain names are used in URLs to identify particular Web pages. For example, in the URL, the domain name is
Domain names are used to identify one or more IP addresses. For example, the domain name represents about a dozen IP addresses.
Because the Internet is based on IP addresses, not domain names, every Web server requires a Domain Name System (DNS) server to translate domain names into IP addresses.

What is Country Code Top Level Domains (ccTLDs)?
There are two types of top-level domains: generic and country code. Generic Top Level Domains (gTLD) are used on a global basis and include tlds like Com, Net, org, Info, biz, etc.
Country code Top Level Domains (ccTLD) are meant for use by individual countries, as they deem necessary. Examples include .US, .UK, .AU, .IN, etc.
Some country code domains are open to registration on a global basis. However most of the country code domains are restricted.

What is an Whois?
A Whois lookup will display the owner's contact and registry information for a domain name, as well as when and through which registrar the domain was registered.

What domains can I check at Whois?
Currently, you can check whois of these domains:
- Generic domains: .com, .net, .org, .info, .biz
Country code Top Level Domains (ccTLD): .us,, .de, .fr, .it, .eu, .cn, .mx, .co, .hk,, .tw, .si, ...

My IP address is wrong! How can that be?

If your computer is located behind a firewall, the firewall may be hiding your computer's actual IP address from In which case the IP address displayed is actually the IP address of the firewall, not your computer.

Similarly, if your computer is behind a "proxy server" or "web cache" (i.e., a computer that intercepts requests for web pages in order to speed up frequently-requested pages), the IP address displayed is probably the IP address of the proxy server or web cache -- not your computer.

Note that your computer may be behind a proxy server or web cache without your knowledge! A number of companies and Internet Service Providers use "transparent web caches", which intercept requests for web pages without any special configuration of your computer.

How does it cost to use service ?
No, is totally a FREE service to check your IP, test your internet connection's speed and view Whois information (Owner, registrar...) of Domain Name.

Domain Name Registration
Domain Name Registration