How to Instant check SEO status of a site

There are a question in all most interview Can you analysis a site within 10 to 20 minutes. Then Maximum answer is no. But 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