Websites Using Certainly

Certainly is an SSL certificate authority. Site Stats Database detects it on the websites it tracks by analyzing each site's homepage, response headers, and DNS, and has currently found it on 776 websites.

Site Stats Database currently tracks 776 websites using Certainly. That makes it the #14 most common ssl authority out of 1,047 we detect in this category.

The most common are Android, News, and Video sites, and they are most common in United States and Spain. The breakdowns above show the full split across topics, markets, authority, and monetization, based on the 776 websites using Certainly we track.

Certainly is one of 1,047 ssl authority options Site Stats Database detects. The alternatives section lists the others by adoption, and you can compare Certainly head-to-head with any of them.

They tend to have stronger authority than the typical website: the median Certainly site has an Ahrefs Domain Rating of 63, higher than the 28 median across all sites Site Stats Database tracks.

Over the last 2 months, the number we track grew 13%, based on Site Stats Database's month-by-month snapshots of this group.

Traffic estimates, organic keywords, and authority come from DataForSEO; Domain Rating comes from Ahrefs' public endpoint; and technology detection (including Certainly) comes from Site Stats Database's own crawler, which inspects each site's HTML, headers, and infrastructure.

At least monthly. Traffic and rankings refresh every month, and technology detections are refreshed as sites are re-crawled, so this page always reflects the current 776 Certainly websites.

Yes. The complete, filterable list of all 776 Certainly websites, enriched with traffic history, authority, keywords, and the full tech stack, is available with a Site Stats Database plan.