SEO Audit means complete information about performance of the website.
For Example..
On Site SEO Checklist:
- Titles and length of the Title (50–60 characters)
- Meta description(150–160 characters)
- Keyword Stuffing
- Are URL’s are SEO friendly?
- Proper H1 and H2 tags
- Paragraphs,Bold and Italics
- Unique logo
- Genuine Content
- Alt tags for images
- Nofollow tags
- htaccess redirect (310 and 302 redirects)
- Page speed for home page and other pages
- XMl and HTML sitemaps
- About us page,contact us page and Privacy policy page should present in the website
- Custom 404 page
And Coming to website control:
- Google Webmaster tools
- XML sitemaps
- Robots.txt
- Google Analystics
About Social media and Off Page SEO
SEO Score: It depends on Domain Authority,age of the website,and backlinks..