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.

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.
• Similar websites: UnmaskParasites and WebAnti-Malware.

Check out Sucuri @ www.sucuri.net

• New: Follow MakeUseOf on Twitter. Recommended!
• MakeUseOf 'Geeky Fun' - Hillarious Geeky Pics and Videos from different parts of web.

• WebAnti-Malware: Check If Your Site Is Blacklisted
• UnmaskParasites: Online Website Security Audit
• DomainTools: Six Useful Domain Tools
• Dataopedia: All In One Website Statistics Web Service
• AboutUS: Get Short Overview Info For Any Website

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)

• New: Follow MakeUseOf on Twitter. Recommended!
• MakeUseOf 'Geeky Fun' - Hillarious Geeky Pics and Videos from different parts of web.

• DomainTools: Six Useful Domain Tools
• AbouThiSite: See WhoIS, Server Location, IP Neighbors for any Site
• TraceBullet: Quick Server, WhoIS, IP & Port Testing
• Suggest.Name: The Web 2.0 Domain Name Generator
• Sucuri: Free Website Security Monitoring

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)

• New: Follow MakeUseOf on Twitter. Recommended!
• MakeUseOf 'Geeky Fun' - Hillarious Geeky Pics and Videos from different parts of web.

• Dataopedia: All In One Website Statistics Web Service
• AbouThiSite: See WhoIS, Server Location, IP Neighbors for any Site
• TraceBullet: Quick Server, WhoIS, IP & Port Testing
• Suggest.Name: The Web 2.0 Domain Name Generator
• Sucuri: Free Website Security Monitoring

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)

• New: Follow MakeUseOf on Twitter. Recommended!
• MakeUseOf 'Geeky Fun' - Hillarious Geeky Pics and Videos from different parts of web.

• Sucuri: Free Website Security Monitoring
• SoundUnwound: Wikipedia for Music
• DomainTools: Six Useful Domain Tools
• Dataopedia: All In One Website Statistics Web Service
• AbouThiSite: See WhoIS, Server Location, IP Neighbors for any Site

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

• New: Follow MakeUseOf on Twitter. Recommended!
• MakeUseOf 'Geeky Fun' - Hillarious Geeky Pics and Videos from different parts of web.

• TraceBullet: Quick Server, WhoIS, IP & Port Testing
• ServerCheck: Free Website Server Check Tools
• DomainTools: Six Useful Domain Tools
• Dataopedia: All In One Website Statistics Web Service
• Suggest.Name: The Web 2.0 Domain Name Generator