Cox Communications is a US-based cable internet provider, providing telecommunications services to twenty states and the District of Columbia. But don't call them a mailbox provider -- at le…
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Are you seeing this bounce message when trying to send mail to Yahoo subscribers? 451 Message temporarily deferred due to unresolvable RFC.5321 from domain; see https://postmaste…
Hey, Al! My company has sent approximately 200,000 email messages in the past month to Yahoo! Mail recipients, but we haven’t received even a single complaint back via our ISP Fe…
So, you’ve published your DMARC logo record. Your shiny new SVG logo file looks great in testing, but no matter what you do, no logo shows up at Yahoo Mail. Or, even worse, a DIF…
Yahoo (as far as Yahoo Mail is concerned) was once called Yahoo, then it absorbed AOL and became Oath, then Verizon Media, and now it is just called Yahoo again . Throughout this…
