LetsEncrypt Usage Statistics

Websites using LetsEncrypt

SourceLegendChart
Top 10k
Top 100k
Top 1m
Internet

Quantcast Top 10k
630 of 10,000

6.3%

Quantcast Top 100k
10,476 of 100,000

10.5%

BuiltWith Top Million
138,802 of 793,950

17.5%

Entire Internet
11,210,032 of 374,453,466

3%

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Let’s Encrypt is a free open Certificate Authority.

https://letsencrypt.org

Categories: SSL Certificates · Root Authority

Technology Won
Comodo SSL 68,267
Comodo PositiveSSL 49,403

This table shows where LetsEncrypt are gaining/losing customers from within the technologies in the same sub-categories of Root Authority. View the full report for more information regarding countries, states and where LetsEncrypt's customers come from.

Physical locations of businesses using LetsEncrypt.

Legend

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.

Get access to data on 16,681,835 websites that have used LetsEncrypt. We know of 11,210,032 live websites using LetsEncrypt and an additional 5,471,803 sites that used LetsEncrypt historically

View Website List

Get a list of websites using LetsEncrypt

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Root Authority

Comodo SSL

297,393 websites

GeoTrust SSL

106,633 websites

GlobalSign

67,639 websites

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Browse groups of technologies that we track.