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The most common RuleIS email format is [first].[last] (ex. jane.doe@ruleis.com), which is being used by 40.0% of RuleIS work email addresses.

Other common RuleIS email patterns are [first] (ex. jane@ruleis.com) and [first][last] (ex. janedoe@ruleis.com). In all, RuleIS uses 9 work email formats.

RuleIS Email Formats and Examples

Email Format Example Percentage
[first].[last] jane.doe@ruleis.com
40.0%
[first] jane@ruleis.com
20.0%
[first][last] janedoe@ruleis.com
10.0%
[first_initial][last] jdoe@ruleis.com
10.0%
[last] doe@ruleis.com
5.0%
[first][last_initial] janed@ruleis.com
5.0%
[first_initial].[last] j.doe@ruleis.com
5.0%
[first]_[last] jane_doe@ruleis.com
3.0%
[first]-[last] jane-doe@ruleis.com
2.0%
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