Quantcast Top 10k6,709 of 10,000
Quantcast Top 100k63,822 of 100,000
BuiltWith Top Million572,777 of 969,649
Entire Internet72,622,367 of 377,441,778
Log in or Sign up for Free to see SEO_H2 history back another year to June 2016. View plans for historical access back to November 2008.
Categories: SEO Header Tag
This chart shows the amount of websites within the top 10k, 100k, and 1 million sites groups that are categorized as being in the specific vertical.
We know of 72,622,367 live websites using SEO_H2 in our records.
View Website List
Get a list of websites using SEO_H2
Sign up for Free
Browse groups of technologies that we track.