Microsoft

The following is a summary of best practices for sending email to Microsoft users. Microsoft recommends following their best practice guidelines to help avoid deliverability issues. Resources Microsoft Postmaster Microsoft Junk Mail Reporting Pro...

This article provides troubleshooting information for senders having trouble getting email delivered to Outlook.com users' inboxes. Always follow Microsoft's bulk sender policies and guidelines to help improve your chances to make it to the inbox....

The following is a summary of best practices for sending email to Microsoft 365 (formerly Office 365) users. The base spam, malware, and phishing protections of Microsoft 365 are similar to Outlook.com. However, businesses can configure Microsoft ...

Microsoft offers a service called Smart Network Data Services (SNDS) which helps senders monitor their sending reputation at Microsoft domains. Prior to signing up for SNDS, ensure you have an Outlook.com or hotmail.com email address you can use t...

Improve the IP warm up process with Microsoft by asking for Preemptive Accommodation. Following this process transfers your existing IPs' sending reputation to your new IPs. What is the process? Open a support request with Microsoft Fill out the...

Hotmail was one of the first web-based email services, which launched in 1996. The name Hotmail was created after HTML, or HoTMaiL. It's one of the most popular domains in the world and dominates the Brazilian, Australian, and European markets for...

What is Microsoft's anti-spoofing protection change? Microsoft frequently enhances their spam filters to reduce spam and phishing email sent to their email users. One of their phishing email detection techniques (anti-spoofing protection) is to sc...

An important part of Microsoft's anti-spoofing protection technology is the introduction of Composite Authentication. Microsoft created Composite Authentication to help identify spoofed senders and phishing email when senders do not use SPF, DKIM,...

The SNDS filter result gives you a percentage range of your email judged to be spam by Microsoft’s spam filter during a given time frame. It does not tell you exactly how much of your email was sent to the spam folder because subscriber actions, s...

Exchange Online Protection (EOP) is Microsoft's latest email filtering service to help companies fight against spam and malware. It replaced Microsoft's SmartScreen spam filter, but has incorporated some of the SmartScreen content spam fighting te...

Getting good inbox placement at Microsoft involves understanding the way Microsoft’s spam filter works and implementing best practices Microsoft considers to be important. Following Microsoft's best practice guidelines builds trust and helps you t...

Microsoft Smart Network Data Services (SNDS) is a free service Microsoft offers to senders that provides high-level insight on how subscribers rate the email they receive as well as the health of an IP address as viewed by the Outlook.com system. ...

There are two Abuse Reporting Format (ARF) email report formats used in the Microsoft Junk Mail Reporting (JMR) program: RFC822 The original format  The RFC822 format Microsoft recommends this format because complaints are forwarded as an attach...

SmartScreen® is filtering technology Microsoft developed and applies across its email platforms to provide customers with the latest anti-spam and anti-phishing tools and innovations throughout its network. These products include Outlook.com, Exch...

What is Microsoft’s Focused Inbox? Focused Inbox is a feature included in Microsoft email products that allows users to separate important and less important email into two different tabs - Focused and Other. It uses machine learning and a user’s ...