Buttondown Documentation

Buttondown Documentation

Alt text AMP API BIMI CAC CAN-SPAM act Captcha CFBL Cold email CORS CPM CSV CTA DKIM DMARC DNS Double opt-in Drip sequence ESP GDPR Gravatar Headless mode Hosting domain JAMStack JSON-LD LaTeX oEmbed Omnichannel OpenAPI Paywall Permanent failure POSSE Precedence: Bulk Preheader REST Reverse DNS RSS Sending domain Slug SMTP SpamAssassin SPF Temporary failure Transactional email UGC Webhooks Webmentions Whitelabeling WYSIWYG

© 2016–2024 Buttondown LLC.

Sending domain

A "sending domain" (as opposed to "hosting domain") is a domain that you own and use to send emails.

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Hosting domain

© 2016–2024 Buttondown LLC.