@dennis_smink Hi Dennis, if you are considering alternative email solutions, we support 2048-bit RSA keys for DKIM here at Socketlabs.com. We have been assisting global clients for over 17 years, please let us know if we can be of assistance.
SocketLabs
@socketlabsHigh-performance email delivery + smart analytics. Leading the industry in uptime for reliability and service levels for 17 years.
