Email Services at DNSimple

Last updated October 29, 2026

Table of Contents

• Email forwarding
• Email authentication
• Setting up email forwarding
• Setting up email authentication
• Email hosting with third-party providers
• Troubleshooting
• Advanced topics
• Reference
• Related articles
• Have more questions?

DNSimple offers email forwarding, for $2 per domain per month, and hosts the DNS records email depends on: MX records and the SPF, DKIM, and DMARC records that authenticate your mail. DNSimple does not host mailboxes, but you can use it with an email provider such as Google Workspace or Microsoft 365. This page links to every email guide.

Email forwarding

• Email Forwarding - What email forwarding costs, its plan limits, and the guides for setting it up.
• What Is Email Forwarding? - How email forwarding works at DNSimple, and which DNS records it adds and removes.

Email authentication

• Set Up Email Authentication (SPF, DKIM & DMARC) - What email authentication is and how to set up SPF, DKIM, and DMARC.
• What Is an SPF Record? - How SPF authorizes email senders for your domain.
• What Is a DKIM Record? - How DKIM uses digital signatures to verify email authenticity.
• What Is a DMARC Record? - How DMARC ties SPF and DKIM together with a policy.

Setting up email forwarding

• How to Set Up Email Forwarding - Turn on email forwarding for your domain.
• How to Add and Remove Email Forwards - Add, edit, and remove forwarding rules.
• Email Forwarding Limits and Quotas - Forward and message limits per plan, and what happens when a domain reaches them.
• Email Forwarding for Multiple Domains - Manage forwarding across multiple domains.
• How to Migrate Email Forwarding to DNSimple - Move forwarding configuration from another provider.

Setting up email authentication

• Set Up SPF Records - Configure SPF to authorize your email senders.
• Set Up DKIM - Add DKIM records for your email services.
• Set Up DMARC - Publish a DMARC policy and enable reporting.
• Verify SPF with dig and Online Tools - Confirm your SPF record is published correctly.
• Verify DKIM with dig and Online Tools - Confirm your DKIM record is published correctly.
• Verify DMARC with dig and Online Tools - Confirm your DMARC record is published correctly.

Email hosting with third-party providers

• Set Up MX Records for Email Hosting - Configure MX records for email hosting providers.
• Manage MX Records When Changing Email Providers - Update MX records when migrating between providers.
• Google Workspace (formerly G Suite) Service - Set up Google Workspace email with the one-click service or manual DNS.
• Microsoft 365 (formerly Office 365) Service - Set up Microsoft 365 email with the one-click service or manual DNS.
• Fastmail Service - Set up Fastmail DNS using the one-click service.
• Rackspace Email Service - Set up Rackspace Email DNS using the one-click service.
• Mailgun Service - Set up Mailgun DNS using the one-click service.
• Postmark Service - Set up Postmark DNS using the one-click service.
• Atmail Service - Set up Atmail DNS using the one-click service.
• DMARC Reports by Postmark Service - Set up DMARC reporting with the Postmark one-click service.
• Email Hosting Support - Options for third-party email hosting with DNSimple.

Troubleshooting

• Email Forwarding Not Working with Gmail - Diagnose forwarding problems with Gmail.
• Email Forwarding Not Working - Start with the MX warning on the Email Forwarding page, then work through the other causes.
• Email Forwarding Issues with Outlook and Yahoo - Fix forwarding issues with providers other than Gmail.
• Troubleshoot Email Authentication - Diagnose SPF, DKIM, and DMARC failures.
• Troubleshoot Email and Subdomains After Delegation - Why email stops after you move DNS to DNSimple, starting with records that were not copied over.

Advanced topics

Email deliverability

• Email Deliverability: How to Reach the Inbox - What email deliverability is, why emails end up in spam, and how to fix it.
• Improve Email Deliverability - Configure DNS-based authentication and manage sender reputation.
• Monitor Email Deliverability - Track authentication results, sender reputation, and inbox placement.

Advanced authentication

• SPF, DKIM, and DMARC Alignment - Alignment requirements and how they affect authentication.
• Implement a Gradual DMARC Policy - Move safely from p=none to p=reject.
• Manage Multiple DKIM Selectors - Handle DKIM for multiple email services.
• Email Authentication Best Practices - Best practices for SPF, DKIM, and DMARC configuration.

Email security

• Email Spoofing Protection - How SPF, DKIM, and DMARC prevent domain spoofing.

Email bounces

• Email Bounces - Types of bounces and what causes them.
• Email Forwarding and Bounced Emails - How bounces work with forwarding and how to handle them.

MX records

• What Is an MX Record? - How MX records work and why they are essential for email delivery.
• What Are Null MX Records? - When to publish a null MX record for a domain that does not receive email.
• Set Up Null MX Records - Configure null MX for domains that do not accept email.
• Query MX Records - Query MX records with dig.
• MX Record Reference - Formal structure and technical details.

Email DNS records

• Manage Email DNS Records - Manage all email-related DNS records in DNSimple.
• Email DNS Records Quick Reference - The email record types, with the current values for Google Workspace, Microsoft 365, and DNSimple email forwarding.

Reference

• Email Forwarding Management in DNSimple - The email forwarding management interface and available settings.
• SPF Record Syntax and Validation Reference - SPF record format, mechanisms, and validation rules.
• DKIM Record Reference - DKIM record structure and technical details.
• DMARC Record Reference - DMARC record structure, tags, and technical details.

Related articles

• DNS at DNSimple - Email authentication is published as records in your zone.
• One-click Services at DNSimple - One-step setup for Google Workspace, Fastmail, Postmark, and other mail providers.
• Name Server Management at DNSimple - Mail can stop arriving after a delegation change, and this covers how to check.

Have more questions?

If you have additional questions or need assistance with email services, contact support, and we will be happy to help. You can also read more about email forwarding at DNSimple.