Top 5 Negative SEO Ranking Factors

# Cloaking with Malicious/Manipulative Intent
68% very high importance

# Link Acquisition from Known Link Brokers/Sellers
56% high importance

# Links from the Page to Web Spam Sites/Pages
51% moderate importance

# Cloaking by User Agent
51% moderate importance

# Frequent Server Downtime & Site Inaccessibility
51% moderate importance