Fastly vs Imperva

Fastly is used by more websites in our catalog: 35,866 use Fastly and 4,647 use Imperva.

Imperva sites have the higher median Ahrefs Domain Rating (Fastly: 27, Imperva: 54).

Between 2026-06 and 2026-07, Fastly went from 4.1% to 4.1% of all tracked sites, while Imperva went from 0.65% to 0.53%. Fastly is gaining ground faster in our index.

97 websites in our catalog use both Fastly and Imperva.

Adoption is counted from Site Stats Database's own crawl; Domain Rating comes from Ahrefs and traffic from DataForSEO. Figures reflect the sites we track and refresh at least monthly.