Resources SEO-Tools Link and Site Analysis Tools
Backlink checkers, linking trend reports, hub finders, class-c IP’s
link check shows the total number of links that a search engine has found for your website.
http://www.marketleap.com/publinkpop/
View trend reports of your current and previous Google PageRank, Alexa Rank and incoming links for your website
http://www.urltrends.com/
Find the pages indexed, backlinks domain, pagerank, allinanchor, and keyword density, for the top 10 results for a keyword
http://www.webuildpages.com/tools/internet-marketing-google.htm
Will generate a detailed report on many search engine-related factors for that page.
http://www.webuildpages.com/tools/internet-marketing-page.htm
C Class Backlink Analyzer Tool
http://www.webuildpages.com/cclass/index.php
The following tool looks for co-occuring backlinks on multiple URLs. The results will be helpful for link building in light of authority-based algorithms such as Hilltop.
http://www.andyhagans.com/tools/hubfinder/