Setup Guides
Provider-specific alignment and DNS how-tos.
- Google Workspace DMARC setupSet up SPF and DKIM for Google Workspace so both align with your domain — include _spf.google.com, enable 2048-bit DKIM signing, then publish DMARC.
- Microsoft 365 DMARC setupSPF and DKIM for Microsoft 365 (Office 365) — include spf.protection.outlook.com, publish the two DKIM CNAMEs and avoid the onmicrosoft.com alignment trap.
- Third-party senders and DMARCNewsletters, receipts and CRM mail fail DMARC until each ESP is aligned. One universal fix — custom return-path, custom DKIM domain, ideally both.
- Add a DMARC record in CloudflarePublish a DMARC TXT record in Cloudflare step by step — Type TXT, Name _dmarc, your v=DMARC1 value — plus the mistakes that silently break it.
- Add a DMARC record in GoDaddyPublish a DMARC TXT record in GoDaddy's DNS manager — Type TXT, Name _dmarc, your v=DMARC1 value — with propagation notes and common mistakes.
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