Here are few Online tools to know your website
1) Web Hosting India
100 GB Space, 2 free domains, host 10 sites, Windows/Linux Rs. 300/m
www.NetwayWeb.net
2) Just-Ping.com - It will help you to know your website or blog is accessible from different cities of the world
3) WhoIsTheOwner.net - To know the contact address, email and phone number of the website owner.
4) YouGetSignal.com - The web server that is hosting your website may also be housing dozens of other websites
5) WhoIsHostingThis.com - Enter the URL of any website and this online service will show you the name of the company that’s hosting the website.
6) SocialMeter.com - This service helps you determine the popularity of a web page on social sites like Digg, delicious, Google Bookmarks, etc
7) BuiltWith.com - Is Digg running on Apache or Windows Servers ? What advertising programs is Arrington using to monetize TechCrunch ? Is Google using Urchin for web analytics ? Is CNN using Akamai ? For answers to all these questions, refer to BuiltWith - a website profiling service that tells you about all the technologies used in creating a website(Source: Labnol)