Updates, news and developments from hosting, security and Internet infrastructure.
Email
A successful form submission does not prove that an email reached the inbox. Follow the message from the form to the receiving mailbox to find the missing step.
Email
Not every failed email has the same cause. A permanent bounce, a temporary deferral and a message placed in spam describe very different delivery outcomes.
Email
A dedicated sending IP is not automatically better than a shared one. Reputation depends on sending volume, consistency, complaints, bounces…
Email
Inbox placement depends on much more than whether a message is technically valid. Authentication, sender and IP reputation, complaint rates…
Email
SMTP is designed to cope with temporary delivery problems. When a destination returns a temporary failure, the sending server normally queues the…
Email
SPF, DKIM and DMARC solve different parts of the sender-authentication problem. SPF checks whether the sending infrastructure is authorized, DKIM…
Email
The aim is to connect the technology with everyday operational decisions. Mailbox providers evaluate more than message content.
