SEO's might face the same problem while attending an interview, interviewers might ask you to analyze a site for 5 mints and requests to explain positive and negative factors of the site. There is a possibility to check all these factors with the help of few free tools.

Following are the list of respective factors which needs to be analyzed for a quick review:

Basic SEO Factors for Instant Analysis:

Domain Extension
Page Loading Time
Page Rank
Alexa Rank
Google, Bing & Yahoo Indexed Pages and Back Links
Domain Age

Canonical Redirection
Title & Meta Tags
Header Tags
Image Tags

Xml sitemap
Html sitemap
Robots.txt

Google analytics account
Google webmaster tools account