5 free lookups. No credit card required.
The most common Optimwatt email format is [first].[last] (ex. jane.doe@optimwatt.fr), which is being used by 66.7% of Optimwatt work email addresses. Other common Optimwatt email patterns are [first][last_initial] (ex. janed@optimwatt.fr). In all, Optimwatt uses 2 work email formats.
| Email Format | Example | Percentage |
|---|---|---|
| [first].[last] | jane.doe@optimwatt.fr |
66.7%
|
| [first][last_initial] | janed@optimwatt.fr |
33.3%
|