Show a user by shell account name (laner):
ldapsearch -x uid=laner
Show a user by wiki name (underscore "_" becomes space " ") (User:Ryan_Lane):
ldapsearch -x "cn=Ryan Lane"
You can also add
\* + to the above queries to return all user attributes
ldapsearch -x uid=laner \* + ldapsearch -x "cn=Ryan Lane" \*
Alternatively you can return only the attributes you are interested in
ldapsearch -x uid=laner mail,uid ldapsearch -x "cn=Ryan Lane" uid createTimestamp mail cn sn
Search for all users with a wikimedia.org email address
ldapsearch -x 'firstname.lastname@example.org'
Search all users created after a specific date
ldapsearch -x "createTimestamp>=20190316100000Z" uid createTimestamp mail
Search for all users withe a wikimedia.org email address created after a specific date
ldapsearch -x "(&(email@example.com)(createTimestamp>=20190316100000Z))" uid createTimestamp mail cn sn