Well, it's reasonable to believe that some spam domains are blocked. But my ISP is comcast.net, and so is my wife's. But since I don't get southwest email and she does, it can't be an issue of blocking a domain.
But maybe my e-mail address is being blocked? The last time I checked, it wasn't. But, if that's a possibility, then southwest should notify us that the sending failed due to spam blockage. OR, we should be told WHAT spam blocking website we should check to see if our e-mails are being blocked so that we can take some action to remedy the situation.
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