5 free lookups. No credit card required.
The most common Proto Clinic email format is [first] (ex. jane@protoclinic.com), which is being used by 52.9% of Proto Clinic work email addresses. Other common Proto Clinic email patterns are [first].[last] (ex. jane.doe@protoclinic.com) and [first]_[last] (ex. jane_doe@protoclinic.com). In all, Proto Clinic uses 7 work email formats.
| Email Format | Example | Percentage |
|---|---|---|
| [first] | jane@protoclinic.com |
52.9%
|
| [first].[last] | jane.doe@protoclinic.com |
31.4%
|
| [first]_[last] | jane_doe@protoclinic.com |
15.7%
|