http://www.gnu.org/philosophy/philosophy.html

Success. <title> tag is > 20 characters

Largest Contentful Paint (LCP) score based on largest content load time is normal (< 4 secs)

Absence of noindex attribute in <meta> tags of Web Pages allowed in robots.txt

No blocks on Google bot by <meta> tags detected

Absence of nofollow attribute in <meta> tags of web pages allowed in robots.txt

No missing or blank <title> tag found

All URLs are found and accessible on tags of Web Pages

No redirects or multiple chaining redirects found linking to another page

All externals URLs like images, pdf, etc. found and accessible on tags of the Web Pages

Success. <meta> description tag have length < 120 characters

Success. <meta> description tag > 70 characters

All found images are accessible

All <img> (Image) tags found with alt attributes

Largest Contentful Paint (LCP) score based on content load time is normal (less than 2.5 secs)