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 domain-based email address is a small detail that supports identity, continuity and control.
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.
Email
The aim is to connect the technology with everyday operational decisions. Forwarding changes the route a message takes and can complicate sender authentication.
Email
The aim is to connect the technology with everyday operational decisions. Unexpected forwarding rules, unfamiliar login locations, messages in Sent that the owner did not create, password-reset emails and sudden delivery problems…
Email
The aim is to connect the technology with everyday operational decisions. DMARC connects SPF and DKIM authentication with a domain owner's policy and reporting.
Email
Sender spoofing exploits the trust users place in familiar domains, company names and email identities.
