It appears that Adam Brenner via NANOG <a...@aeb.io> said: >mail server. Our mail server checks if DKIM email headers are present >and if they are, tries to validate them. If the check fails, we reject >the message.
MSN's setup is broken but let me strongly reiterate the advice DON'T DO THAT. If a DKIM signature isn't valid, you ignore it. If you do anything else, as you have just discovered, you will be sorry. R's, John