Strict Transport Security Usage Statistics

Websites using Strict Transport Security

Top 10k
Top 100k
Top 1m

Quantcast Top 10k
1,331 of 10,000


Quantcast Top 100k
9,918 of 100,000


BuiltWith Top Million
62,573 of 772,535


Entire Internet
3,456,129 of 374,403,828


Log in or Sign up for Free to see Strict Transport Security history back another year to February 2016. View plans for historical access back to January 2014.

The HTTP Strict-Transport-Security (HSTS) header instructs the browser to only use https.

Categories: Document Standards


Top 10,000 Sites
Top 100,000 Sites
Top 1 Million Sites

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 3,456,129 live websites using Strict Transport Security in our records.

View Website List

Get a list of websites using Strict Transport Security

Pro Screenshot

Browse groups of technologies that we track.