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LetsEncrypt Usage Statistics

Top 10k

Top 100k

Top 1m

All Internet

Let’s Encrypt is a free open Certificate Authority.

https://letsencrypt.org

SSL Certificates · Root Authority

LetsEncrypt Customers

We know of 24,229,502 live websites using LetsEncrypt.

Download Lead List

LetsEncrypt Awards

2nd most popular in the United States in Root Authority category.
The most popular on the Entire Internet in Root Authority category.
The most popular in the Top 1 Million sites in Root Authority category.
2nd most popular in the Top 100k sites in Root Authority category.
3rd most popular in the Top 10k sites in Root Authority category.
The most popular in Czech Republic in Root Authority category.
The most popular in Iceland in Root Authority category.
The most popular in Palau in Root Authority category.
The most popular in Ukraine in Root Authority category.
The most popular in Canada in Root Authority category.
3rd most popular in the United States in SSL Certificates category.
2nd most popular on the Entire Internet in SSL Certificates category.
2nd most popular in the Top 1 Million sites in SSL Certificates category.
3rd most popular in the Top 100k sites in SSL Certificates category.
4th most popular in the Top 10k sites in SSL Certificates category.
The most popular in Palau in SSL Certificates category.
2nd most popular in Czech Republic in SSL Certificates category.
2nd most popular in Ukraine in SSL Certificates category.
2nd most popular in Belgium in SSL Certificates category.
2nd most popular in Iran in SSL Certificates category.

LetsEncrypt Location Market Share and Movement

Full Market Share Report

Technology	Won	Lost
Comodo SSL	285,704^*	11,611^*
GeoTrust SSL	140,174^*	966^*
GoDaddy SSL	83,804^*	7,873^*
DigiCert SSL	83,088^*	39,351^*
GlobalSign	72,038^*	6,812^*

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LetsEncrypt Competitors and Similar

DigiCert SSL
5,522,193 live websites

Comodo SSL
3,912,897 live websites

Starfield Technologies
2,613,254 live websites

GoDaddy SSL
1,700,909 live websites

GlobalSign
1,551,700 live websites

Thawte SSL
1,046,078 live websites

AlphaSSL
934,956 live websites

GeoTrust SSL
636,652 live websites

EssentialSSL
464,676 live websites

Trustwave SSL
101,278 live websites

Google SSL
114,298 live websites

Entrust SSL
91,426 live websites

Symantec VeriSign
70,138 live websites

Network Solutions SSL
44,916 live websites

GeoTrust EV
25,584 live websites SSL.com

SSL.com
26,777 live websites

StartSSL
18,030 live websites

Trend Micro SSL
178 live websites

Download Lead List

We know of at least 24,229,502 live websites using LetsEncrypt.

Site Totals

Total Live: 24,229,502
1,677,874 additional website redirects^?.
USA Live Sites: 8,659,243
Estimated

Top 1m: 36.98%
369,779
Top 100k: 33.06%
33,063
Top 10k: 32.69%
3,269

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