IsHostedBy is a free to use web service that lets you check where certain websites are hosted. All you have to do is enter the URL of a website and the exact geographical location and the name of the company that is hosting the servers is displayed. This information includes a brief summary, the ISP name, server’s IP, site’s organization, geographical location on a map, and base domain.

Features:

• A user-friendly web service.
• Lets you look up where certain sites are hosted.
• Provides name of hosting company.
• Displays exact geographical location of hosting company.
• Similar tools: HostLogr.

Check out IsHostedBy @ www.ishostedby.com (By Umar from TechCityInc)

w3who is a free and very easy to use tool intended for web developers and webmasters. All you have to do is enter a site URL in the provided area and click on the button labeled “Lookup”.  Alternatively you can simply add “YourSiteName.com” to the w3who’s own URL.

Consequently you will be taken to a page that will list the site’s domain, publisher IDs, Adsense and Google Analytics status, server location, IP address, title, and description. You can do a Reverse IP Lookup and find out other sites hosted on the same IP address.

A small thumbnail image of the site is also provided.

Features:

• A user friendly website.
• Lets you find sites from the same owner.
• Provides various information on a site.
• Displays a thumbnail image, title, and description of the site.
• Similar tools: AbouThiSite.

Check out w3who @ www.w3who.com (by MOin from ThumbPress)

Comjuice provides a lot of useful information about any website. It provides a site description, details on its global traffic, its Traffic rank on Alexa, and its estimated ad revenue. It presents the number of backlinks and indexed pages of the site in the top search engines Google, Yahoo, Bing, and AOL. It also displays the standard web analytics of a site such as the traffic rank, reach, page views, user per page views, bounce rate, time on site, and search percentage.

The website obtains its data from third-party web services such as Alexa, Compete.com, and Quantcast.

This very accessible web analytics provider is very useful to any webmaster who needs instant traffic data without much hassle. They can also be helpful to website buyers, sellers and competitors who want to know more about a particular website.

Features:

• Provides instant and real-time website information and web analytics.
• Very easy to use, just enter the name of the site in the search box.
• Free, no signup is required.
• Install a Comjuice bookmarklet in your browser.
• Provides shortened links for easier linking.
• Similar Tools: AbouThiSite, AboutUS, Clicky, Dataopedia, and Reinvigorate.

Check out Comjuice @ www.comjuice.com

To get started, register on the website and add URLs you want to track. In the next step customize scan frequency and alert settings. Done.

Update: The site no longer  free, as an alternative you can try UnmaskParasites and WebAnti-Malware.

Features:

• Online website security monitoring tool.
• Monitor as many resources as you want.
• Checks for things such as:
  – DNS hijacking.
  - Whois hijacking.
  - Blacklisting.
  - Malware injection.
  - Site defacement.
• Set scan frequency to as often as every 20 minutes (24×7).
• Receive alerts showing what has changed.
• Easy to setup and use.

Check out Sucuri @ www.sucuri.net

To get started, simply key-in the website name and hit search button. On a single page, Dataopedia will show website’s traffic stats, website popularity among social bookmarking and social networking sites, ongoing online discussion about the site on twitter and friendfeed, technical data like the registrant info, company data and its office locations.

Instead of viewing all stats on a single page, you have the option to see individual statistics. Click the corresponding tabs on top of the page.

Features:

• All in one website statistics data service.
• Easy to use and free.
• No sign up required to view the data.
• Shows traffic stats from major analytics networks like Alexa, Compete and Quantcast
• Shows country wise traffic.
• Shows sub-domain wise traffic.
• Shows website popularity on social media and other popular sites.
• Shows ongoing discussions about a website on twitter and friendfeed.
• Shows registrant information and company data (if available).
• Similar sites: AbouThiSite and AboutUS.

Check out Dataopedia @ www.dataopedia.com (by ROW from www.reviewofweb.com)

Enter any word inside domain suggestion search box and hit search button. It will neatly throw 20 meaningful domain names with information on availability/non-availability across .com, .net, .org, .info, .biz, and .us TLD’s. Advanced domain search provide multiple options ““ like hyphenated/non hyphenated, length of domain etc -  on the basis of which you can search domains.

DNS tools can be used to find the traceroute, DNS of a domain or can be used to ping any website.

Features:

• Variety of domain name search tools.
• Do a WHOIS look up.
• Get suggestions for a domain name for a given keyword.
• Search for domains using advanced options.
• Search for domains available at auction.
• Search for domains available for sale.
• Perform a traceroute or ping a domain.
• Find domain name servers using DNS tools.
• Free and easy to use.
• For more domain tools see MakeUseOf’s domain section.

Check out DomainTools @ www.domaintools.com (Contributed by ROW from reviewofweb.com)

Below is a screenshot of the information they have indexed for MakeUseOf.com. (We deliberately removed some of the ifo due to prvacy concerns).

Moreover, since it is a Wiki, you also have an option to edit the information about your website if you think something is inaccurate or inappropriate. However, just like Wikipedia they do require you to register before you can edit any page.

Some other features include:

• Single click retrieval of website information from third party services like Compete.com.
• Option of upgrading your website page from Basic (Free) to Spotlight (Paid) for greater visibility.
• Create a watch list to keep track of changes to a certain page.
• Share the information across major social networks.
• Similar website profiled earlier: AbouThiSite

Check out AboutUS @ www.aboutus.org (Contributed by Tehseen Baweja from Ijaar.com)

Features:

• Quickly lookup general info about any website.
• Website owner info, server location on the map, website snapshot, IP neighborhood
• Lookup as many websites as you like.
• No-sign up or registration needed.

Check out AbouThiSite @ www.abouthisite.com