5 free lookups. No credit card required.
The most common Probook email format is [first] (ex. jane@probook.ai), which is being used by 96.4% of Probook work email addresses. Other common Probook email patterns are [first].[last] (ex. jane.doe@probook.ai) and [first][last_initial] (ex. janed@probook.ai). In all, Probook uses 4 work email formats.
| Email Format | Example | Percentage |
|---|---|---|
| [first] | jane@probook.ai |
96.4%
|
| [first].[last] | jane.doe@probook.ai |
1.8%
|
| [first][last_initial] | janed@probook.ai |
1.2%
|
| [first][last] | janedoe@probook.ai |
0.6%
|