Here's a question I get asked from time to time: What does THIS Gmail SMTP delivery temp failure error actually mean? Here's the error in question: 450, "4.2.1"…
A friend recently asked me, "If sending domain is email-example.com and all URLs in the email body point to example.com, would that cause any deliverability issues?" I …
Verizon (AOL and Yahoo) just launched a new "sender focused portal," highlighting features like AMP for email, BIMI, Promotions and more. Check it out here . (And don&#…
Mail.de is a German provider of email services, founded in 2009 . I can't find any information about the size of their user base, but they seem to be in the top ten or top fi…
Guy Hanson de Validity explica, en español, lo que necesita saber sobre el envÃo de correo electrónico a Gmail. Clic aquà para saber más . Guy Hanson from Validity explains, in S…
Today, I'm trying to help a client answer the question of how Gmail decides in which tab to place a sender's email messages. That leads to the question of how does Gmail,…
I'm not exactly sure when it went live, but I am now reliably informed that Australian mailbox provider (and owner of Pobox and Topicbox ) Fastmail now supports BIMI. Fastm…
Steve Freegard, Sr. Product Owner Abusix Intelligence recently shared his thoughts on how ESPs can better position themselves with regard to blocking list (DNSBL) issues. He reco…
