Let's Encrypt is a free, automated, and open certificate authority brought to you by the nonprofit Internet Security Research Group (ISRG).
We have discovered 38,041,270 live websites that are using Lets Encrypt.
Websites using Lets Encrypt | 38,041,270 websites |
Most popular in the country | ![]() |
Market position in Certificate Authority | #1 |
Market share in Certificate Authority | 49.92% |
Websites that added Lets Encrypt | +5,738,218 |
Websites that dropped Lets Encrypt | -5,035,595 |
Top 10k sites | 2,191 websites |
Top 100k sites | 30,419 websites |
Top 1m sites | 430,480 websites |
Domain | Country | Rank | Contacts |
---|---|---|---|
![]() | 53 | ||
![]() | 125 | ||
![]() | 144 | ||
![]() | 148 | ||
![]() | 150 | ||
![]() | 152 |
![]() |
![]() |