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The most common ESP email format is [first].[last] (ex. jane.doe@esp.com), which is being used by 64.9% of ESP work email addresses. Other common ESP email patterns are [first] (ex. jane@esp.com) and [first_initial][last] (ex. jdoe@esp.com). In all, ESP uses 3 work email formats.
| Email Format | Example | Percentage |
|---|---|---|
| [first].[last] | jane.doe@esp.com |
64.9%
|
| [first] | jane@esp.com |
29.4%
|
| [first_initial][last] | jdoe@esp.com |
5.7%
|