Let’s Encrypt/stats
From wiki
Official stats
Let’s Encrypt provide some official statistics on the number of certificate that they deliver.
Ranking
Censys allows to get some statistics on the usage of Let’s Encrypt among the top 1 million websites.
Reports are build by querying the raw domain name. Some website are know to serve different certificates for the raw domain and the www prefix.
HTTPS
| Date | Number | Percent | Rank | Total Number |
|---|---|---|---|---|
| 26-03-2016* | 7 590 | 1.08% | 19 | 705 166 |
| 20-05-2016 | 12 823 | 1.5% | 11 | 643 604 |
*: Old report based on intermediate certificate name. This affect rank as some authorities have multiple intermediates.
SMTP
| Date | Number | Percent | Rank | Total Number |
|---|---|---|---|---|
| 26-03-2016* | 926 | 0.15% | 50 | 623 943 |
| 20-05-2016 | 1 367 | 0.24% | 39 | 581 296 |
*: Old report based on intermediate certificate name. This affect rank as some authorities have multiple intermediates.
