If I get a massive mailbomb, will I be billed a gazillion dollars? August 25, 2016August 29, 2016 by nickpetros nickpetros No comments yet Don’t worry! Every customer gets free protection from overage billing spikes. You are protected against billing spikes that are more than $20 over what your domain averaged for the past 3 billing cycles [ see details ]. Post navigation Will pointing my MX record to SpamRaptor affect the deliverability of my outbound messages?How does SpamRaptor know what email addresses are valid for my domain? Comment on this FAQ Cancel replyYou must be logged in to post a comment.