add this record to your DNS'; $wb["dkim_private_key_error"] = 'Invalid DKIM-Private key'; $wb['dkim_selector_txt'] = 'DKIM-Selector'; $wb['dkim_selector_error'] = 'Invalid DKIM-Selector. Use only lower-case alphanumeric characters (a-z or 0-9)'; $wb["dkim_settings_txt"] = 'DomainKeys Identified Mail (DKIM)'; ?>