Dyn offers many services related to both Email and DNS, including SendLabs. Due to the range of offerings, it is best to contact Dyn for assistance if necessary.
We recommend opening a support ticket to get help with custom DKIM configurations as we couldn’t find any relevant ‘how to’ documentation on their site.
We recommend opening a support ticket to get help with custom SPF configurations as we couldn’t find any relevant ‘how to’ documentation on their site.