how do you deal with spam ? do you have multiple "prepped" ip addresses that you switch if some of yours end on the spam list. at your scale it probably makes s

how do you deal with spam ? do you have multiple "prepped" ip addresses that you switch if some of yours end on the spam list. at your scale it probably makes sense to take care of it, but i had problems with office365 simply sending ours to spam folder, with mxmonitor showing everything in green. for me it was important that every email is delivered (i have 99.9% now)