1. Test Website homepage –> Open Moz Bar ( Check Title, meta keywords, meta description ) – Also check the keywords search volume.

Tools Used: MOZ bar: https://moz.com/products/pro/seo-toolbar

2. Test Website backlinks: As much as possible (relevant too)

Tools Used: http://smallseotools.com/backlink-checker/

3. Test Website page load time: should be less than 10 sec.

Tools Used: https://tools.pingdom.com/

4. Test Web page Speed Insight by Google: should be above 70%

Tools Used: https://developers.google.com/speed/pagespeed/insights/

5. Test page internal links

Tools Used: http://www.ecreativeim.com/pagerank-link-juice-calculator.php

6. Test Website Mobile Responsiveness: Should be mobile responsive.
Tools Used: http://responsivetest.net

7. Check Website Contact form: should be at many places to grab visitor.

8. Check Brand building: Address, no. and google my business registration.

9. Check Website Sitemap: xyz.com/sitemap.xml (should be there)