HypeStat - HypeStat is free statistics and analytics service, where you can find information about every website.
Site Rank Data - View historical rank information of websites via time series charts.
Q-Stats - Get free marketing insights for every question on Quora.
Seoxan - check seo report for any website, alexa ranking, server information, meta tags, authority, page speed and more
VALBOT.COM - VALBOT.COM provides domain name valuations.
Visit Rank - Free web domain rank checker.