Check your Google Page Rank, Alexa Traffic Rank, Backlinks, Indexed pages on Goole... Size of source code, html, js, css. Internal and external links. List of header, title, meta tags - description ans keywords. Count of images, encoding the page.
The Full Page Test loads a complete HTML page including all objects (images, CSS, JavaScripts, RSS, Flash and frames/iframes). It mimics the way a page is loaded in a web browser.
Spam-o-Meter looks at several parts of the page, and assigns + and - points against the ranking. After all checks have been completed, a final ranking is given, between 0 and 10. Checks are done by spidering the links page that you specify and homepage, then doing some calculations. It also checks Google PR and whether the page is indexed (only if PR is zero).
Reports Google PageRank, Inbound Links, External Links, Targeted Keywords, Broken Links, Missing/Duplicate Titles and H1 tags, Page Depth and HTTP Status Codes for 25-500 pages on a web site. For domain reports age, alexa rank, number of external .edu/.gov links and regular links, broken links, missing page titles, etc.
Registered members (registration = free) have their crawls logged and can make comparisons and export CSV reports from their history.
Code to Text Ratio - Free Search Engine Optimization Tool - Code to Text Ratio One of the factors that search engines use in ranking a webpage is the percentage of text in the web page