5 free lookups. No credit card required.
The most common Core email format is [first_initial][last] (ex. jdoe@core.org), which is being used by 92.0% of Core work email addresses. Other common Core email patterns are [first][last] (ex. janedoe@core.org) and [first]_[last] (ex. jane_doe@core.org). In all, Core uses 7 work email formats.
| Email Format | Example | Percentage |
|---|---|---|
| [first_initial][last] | jdoe@core.org |
92.0%
|
| [first][last] | janedoe@core.org |
2.4%
|
| [first]_[last] | jane_doe@core.org |
1.5%
|
| [first] | jane@core.org |
1.4%
|
| [first][last_initial] | janed@core.org |
1.0%
|
| [last] | doe@core.org |
0.9%
|
| [last][first_initial] | doej@core.org |
0.8%
|