Google PageRank (PR) Checker - PageRank (PR) is a value between 0 and 10 assigned by the Google algorithm, which quantifies link popularity and trust among other factors. This is one of the useful tools for the webmaster to check the website’s or web page’s PageRank.
Google Ban Checker – This tool analyze your domain/website with Google search to detect if the domain is banned.
Major Search Engines Rank Checker – This tool produce instant online reports of website rankings in 8-top search engines and web directories, including Google, Yahoo! Search, MSN, AOL, AltaVista, AllTheWeb, Yahoo! Directory, and Open Directory (Dmoz).
Keyword Density Checking Tool - This tool analyze your chosen URL and return a table of keyword density values for one-, two-, or three-word key terms. It’s useful for helping webmasters and SEOs achieve their optimum keyword density for a set of key terms.
Broken Link Checker - Which hyperlink does not work, for example because the target file is missing or has been moved or has no public read permission. Xenu's checks websites for broken links. Link verification is done on "normal" links, images, plug-ins, frames, backgrounds, style sheets, local image maps, java applets and scripts.
Link Popularity Checker - This tool provide instant online reports of a webpage's link popularity rating in 3 top search engines; Google, Yahoo and MSN.