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20th Feb 2024
So beheben Sie, dass die SPF-Softfail-Domäne die IP nicht als zulässigen Absender festlegt

Bei der Analyse von E-Mail-Headern für nicht authentifizierte E-Mails in Postfachdienstanbietern wie Gmail können Sie von Zeit zu Zeit auf Fehlermeldungen stoßen, die wie folgt aussehen:

Received-SPF: softfail (google.com: domain of transitioning account@domain…
SPF SPF Softfail
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20th Feb 2024
How to Implement DMARC/DKIM/SPF to Stop Email Spoofing/Phishing: The Definitive Guide

This article aims to provide a complete guide to implementing SPF, DKIM, and DMARC for your organization, and suggest the best practices for doing so. It is written in hopes that this will clear up confusion about what steps to take to achieve an effective DMARC deployment to secure business email a…

SPF DKIM DMARC
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20th Feb 2024
How to Set Up DMARC, DKIM, and SPF in Office 365 (O365) Exchange Server: the Complete Implementation Guide

It's critically important for any company using Office 365 Exchange Server for email to implement DMARC, DKIM, and SPF to prevent or stop email spoofing and phishing as well as improve email deliverability.

Office 365 has become the de facto standard for productivity software…

SPF DKIM DMARC Office 365
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20th Feb 2024
How to Set Up SPF and DKIM for Mailchimp

Follow the steps below to set up SPF and DKIM for Mailchimp, so that your marketing emails are more likely to reach the inbox. This is a process also known as email domain authentication.

How to set up SPF and DKIM for Mailchimp:

Verify your domain

Mailchimp requires you to verify that you o…

SPF DKIM Mailchimp Email domain authentication
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20th Feb 2024
Wie funktioniert SPF mit Subdomains?

Wir werden in diesem Artikel erläutern, wie SPF mit Subdomains funktioniert.

Funktionsweise der SPF-Richtlinienerkennung

Wie im Beitrag How DMARC Works With Subdomains besprochen, müssen nicht alle Subdomains einen DMARC-Eintrag veröffentlichen, wenn die Organisationsdomain bereits einen hat …

SPF Subdomain
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20th Feb 2024
How to Set Up SPF and DKIM for Mandrill

When you first set up Mandrillapp (AKA Mailchimp Transactional Email) to send transactional emails, you may find there is a "via mandrillapp.com" warning for the email in the recipient's mailbox.

This warning means you haven't authorized Mandrill to deliver emails for you, so the mailbox provider…

SPF DKIM Mandrill Email domain authentication
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