Email Deliverability Blog
Plain-English guides to SPF, DKIM, DMARC, and keeping your emails out of spam.
Email Deliverability Guide 2026: SPF, DKIM, and DMARC Explained
Everything you need to know about email authentication in 2026. Learn how SPF, DKIM, and DMARC work, why Google and Yahoo now require them, and how to fix your setup before your emails stop reaching inboxes.
How to Set Up SPF, DKIM, and DMARC in 10 Minutes
Step-by-step instructions for setting up SPF, DKIM, and DMARC on your domain. Covers Google Workspace, Microsoft 365, and any email provider with exact DNS records to copy and paste.
Google and Yahoo Bulk Sender Rules: What SMBs Must Do in 2026
Google, Yahoo, and Microsoft now reject emails from senders without proper authentication. Here is what changed, what you need to set up, and how to check your compliance before your emails start bouncing.
How to Set Up SPF, DKIM, and DMARC on Cloudflare (Step-by-Step)
Step-by-step guide to adding SPF, DKIM, and DMARC DNS records in the Cloudflare dashboard. Covers exact field names, common mistakes, and how to verify your setup.
How to Set Up SPF, DKIM, and DMARC on GoDaddy (Step-by-Step)
Step-by-step guide to adding SPF, DKIM, and DMARC DNS records in GoDaddy's DNS Management. Covers exact field names, common pitfalls, and how to verify your setup.
How to Set Up SPF, DKIM, and DMARC on Namecheap (Step-by-Step)
Step-by-step guide to adding SPF, DKIM, and DMARC DNS records in Namecheap's Advanced DNS panel. Covers host field formatting, common pitfalls, and verification.
How to Set Up SPF, DKIM, and DMARC on Squarespace (Step-by-Step)
Step-by-step guide to adding SPF, DKIM, and DMARC DNS records in Squarespace Domains. Covers custom records, email forwarding interactions, and common mistakes.
How to Set Up SPF, DKIM, and DMARC on Hostinger (Step-by-Step)
Step-by-step guide to adding SPF, DKIM, and DMARC DNS records in Hostinger's hPanel DNS Zone Editor. Covers auto-generated records, common mistakes, and verification.
Why Your Marketing Emails Land in Spam (And How to Fix It in 2026)
Nearly half of all email is spam, and inbox providers are stricter than ever. Here are the real reasons your emails get filtered, with specific fixes you can check in 10 seconds.