Outlook.com rejecting your email? Check SPF, DKIM and DMARC
Mail to Hotmail or Outlook.com bouncing with 550 5.7.515? Your domain needs SPF, DKIM and DMARC. Here is how to check and what to fix.
Email delivery
Getting into the inbox: SPF, DKIM, DMARC and Gmail and Microsoft rules.
All Email and domains
18 posts
Every topic in Email and domains.
Email setup and devices
4 posts
Setting up business email on Outlook, iPhone, Android and webmail, choosing email hosting or Google Workspace, and fixing common setup errors.
Latest: Email hosting or Microsoft 365: which suits a small office?
Spam and phishing mail
1 post
Spam waves, fake invoices and how to spot them.
Latest: How to stop spam reaching your company email inbox
Email delivery
4 posts
Getting into the inbox: SPF, DKIM, DMARC and Gmail and Microsoft rules.
Latest: Outlook.com rejecting your email? Check SPF, DKIM and DMARC
Domains and renewals
8 posts
Domain registration, renewals and transfers in Malaysia: .my and .com.my rules, MYNIC documents, expiry dates and domain scams to watch for.
Latest: Domain registration vs web hosting: do you need both?
SSL certificates
1 post
HTTPS, certificate changes and shorter certificate lifetimes.
Latest: SSL certificates drop to 64 days in Feb 2027: what to check
Do I need separate email hosting if I have web hosting?
Mail on your web hosting plan suits a few light users. Separate email hosting helps when mail is business-critical or the website gets hacked.
Email hosting Malaysia: how to choose a provider
Six checks for Malaysian businesses choosing email hosting: spam filtering, SPF and DKIM, mailbox size, backups, local support and moving your old mail.
Why your emails go to spam and how to fix it
Business emails landing in Gmail or Outlook spam? Usually your domain is missing SPF, DKIM or DMARC. How to check and fix it in cPanel.