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The most common Let's Encrypt email format is [first] (ex. jane@letsencrypt.org), which is being used by 61.8% of Let's Encrypt work email addresses. Other common Let's Encrypt email patterns are [first_initial][last] (ex. jdoe@letsencrypt.org) and [first].[last] (ex. jane.doe@letsencrypt.org). In all, Let's Encrypt uses 4 work email formats.
| Email Format | Example | Percentage |
|---|---|---|
| [first] | jane@letsencrypt.org |
61.8%
|
| [first_initial][last] | jdoe@letsencrypt.org |
19.1%
|
| [first].[last] | jane.doe@letsencrypt.org |
14.3%
|
| [first][last_initial] | janed@letsencrypt.org |
4.8%
|