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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 16,672,024 live websites using LetsEncrypt.

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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	245,089^*	12,146^*
GeoTrust SSL	116,362 ^*	803^*
GoDaddy SSL	69,398^*	3,217^*
DigiCert SSL	60,708^*	10,153^*
GlobalSign	53,491^*	6,195^*

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LetsEncrypt Competitors and Similar

Comodo SSL
4,025,605 live websites

DigiCert SSL
3,278,298 live websites

Starfield Technologies
2,551,614 live websites

GlobalSign
1,501,425 live websites

GoDaddy SSL
1,040,072 live websites

AlphaSSL
647,889 live websites

Thawte SSL
659,009 live websites

GeoTrust SSL
481,366 live websites

EssentialSSL
364,022 live websites

Trustwave SSL
84,131 live websites

Entrust SSL
66,754 live websites

Symantec VeriSign
37,108 live websites

Network Solutions SSL
29,993 live websites

StartSSL
16,384 live websites

GeoTrust EV
20,348 live websites SSL.com

SSL.com
12,946 live websites

Google SSL
6,808 live websites

Trend Micro SSL
133 live websites

Download Lead List

We know of at least 16,672,024 live websites using LetsEncrypt.

Site Totals

Total Live: 16,672,024
1,103,734 additional website redirects^?.
USA Live Sites: 4,787,443
Estimated

Top 1m: 30.16%
301,626
Top 100k: 22.05%
22,049
Top 10k: 15.35%
1,535

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