spam protection setup guide
Domain Check
Check your domain for DMARC, DKIM, SPF and MX records. Get a free report.
Articles
- DNS records
- Manual DMARC Monitoring vs Automated Monitoring
- DMARC for non sending domains
- DMARC record
- ARC - Authenticated Received Chain
- Domain Authentication
- Click/Link Tracking
- DNS and NS
- Cyber Insurance and DMARC Enforcement
- DMARC Enforcement in 2026
- 🇩🇪 Welche Hosting Anbieter unterstützen DMARC
- A quiet Google update just made SPF more forgiving
- SMTP Smuggling
- TLS-RPT Record
- Email impersonation scams explained
- MX records
- The impact of Business Email Compromise
- Reverse Engineering Phishing
- CEO Scam
- Email Verification
- DMARC2 vs DMARC1
- DNS Leak
- DNS Check
- Return-path record
- CNAME record
- DARA Records
- SOA records
- CNAME vs. A Records
- DNS Lookup
- Reverse DNS Lookup
- Cracking a 1024-bit DKIM Key
Tags
December 14, 2024
Setup FastMail SPF, DKIM, DMARC, MX Records for Domain Authentication
SPF (Sender Policy Framework) helps prevent email spoofing by allowing domain owners to specify which mail servers are authorized to send email on behalf of their domain.
Read more →Bulletproof emails with DMARC
Check domain and follow the instructions to nail down your DMARC configuration.
No expert knowledge needed!