Domain and DNS Security

You need to make sure your domains are as secure as possible. DNSimple provides everything you need to do just that. With DDoS Defense, account security, registration security, and domain security, we help you safeguard your domains every step of the way.

A desk where to administer your domains and DNS security

Network Security

Network security is critical. We make sure your domains stay safe with features included on all plans.

DDoS Protection

When you create an account with DNSimple, your domains are automatically protected by our Distributed Denial of Service protection system. No extra costs. No special configuration required.

Secondary DNS

Uptime, response times, and redundancy are critical when it comes to improving the security of your domain. Use our streamlined Secondary DNS configurations to automatically sync your zone to or from other DNS providers.

3 IT professional sitting a desk discussing network security

Domain Security

Taking extra-steps to make sure your domains are safe doesn't have to be complicated. DNSimple's services create all the DNS configuration needed to secure your domains – without all the extra work.

SSL certificates

Let's Encrypt SSL certificates keep your sensitive information secure. Our API fully automates request and renewal of these certificates.

Domain auto-renewal

Domain auto-renewal means you don't have to think about when your domains expire or how to renew them. This feature ensures your domain is renewed before it expires.

CAA record

CAA records ensure only the Certificate Authorities you use are allowed to issue SSL certificates for your domains. This feature protects your domain from mis-issuance.

HTTPS redirector

Our HTTPS redirector secures your site and ensures no one can access communication to or from your website. Available on the professional plan and higher.

Transfer locks

Automated domain transfer locks prevent your domain from being unintentionally or unexpectedly transferred.

Whois privacy

Whois Privacy keeps the contact information private for your domains. This feature replaces the public information you provide with an anonymous proxy identity in the public WHOIS database.

Domain access control

Domain Access Control lets you specify different roles for your team members on a per-domain basis.

Single Sign-on

Single Sign-on lets you use Okta or Google as your Identity Provider to provision account access for all your team members.

DNS Security

We make securing your DNS simple with Domain Name Security Extensions (DNSSEC) and automatic key rotation.


Use the same technology for your domains that financial institutions use to protect your data. DNSSEC prevents attackers from spoofing your IP address and redirecting your users to malicious sites.

Automatic key rotation

Further secure your domains with DNSimple's DNSSEC rotation. We'll automatically rotate DS records for domains registered through DNSimple.

2 IT professionals reviewing security tapes

Account Security

Protect your domains and your information with DNSimple's account security features.

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Multi-factor authentication

Protect your account from theft and fraud. Enable multi-factor authentication (MFA) to add an extra layer of security at login. We support one-time password authentication apps, external hardware keys (FIDO2, WebAuthn compatible), and platform authenticators such as Windows Hello, Apple Touch ID, Face ID, and Passkeys.

Enforce Multi-Factor authentication for your team

Don't take risks with your account access. Enforcing MFA for your team ensures all account members have an extra layer of protection against unwanted account access. Available on the professional plan and higher.

Single Sign-on

Use Okta or Google as your Identity Provider to provision account access for all your team members.

Domain Access Control

Specify different roles for your team members on a per-domain basis.

  • Zone operators can only access and maintain DNS records.
  • Domain manager access all functionality, including domain registration and name servers.
  • Account admin have full access to all domains and full account management.

Secure your domain with DNSimple

If you have any questions about domain security, don't hesitate to contact us. We'll be happy to answer your questions.

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