I think our dedicated sending IP has been blocked solely by Office365. We have stellar sending IP rating, and zero spam reports, content clean, full opt-in etc. No issues with any other Microsoft ...
I'm stuck with the typical hotmail anti-spam problems. I've correctly configured spf, senderid, dkim, domainkeys, dmark, but hotmail.com still returns the "SPF temperror". According to OpenSPF (read ...
This is weird. Today, I received an email from a server I manage. In other words, the email ends in the same domain name that is run on the server. After checking the email headers, the composer ...
on a website I use PHPMailer to send automated registration emails, etc and also a newsletter-tool (which loops through the emails and sends them one by one). Also, I configured in Gmail under ...