301

404

AC Rank

Alexa Rank

Anchor Text

Blog

Canonical

Deep Link Ratio

Domain Authority

Duplicate Content

Directory

Keyword Stuffing – A tactic that is frowned upon by the Google guidelines in which a page on a website uses a specific keyword it would like to get ranked for in non-organic ways.

Keyword Density-

Link

Off-Site Content

On-Site Content

Page Rank

Page Authority

Quality of Link