Free CAA Record Checker
Review Certificate Authority Authorization records for a domain to see which certificate authorities are permitted to issue certificates and whether incident reporting contacts are published.
Common use cases
- Confirm which certificate authorities may issue certificates for your domain.
- Check issuewild rules before requesting or restricting wildcard certificates.
- Verify that an iodef contact is available for certificate issuance incident reports.
Frequently asked questions
What is a CAA record?
A CAA record is a DNS record that tells certificate authorities which CAs are authorized to issue certificates for a domain.
Do I need an iodef contact?
An iodef contact is optional, but publishing one gives certificate authorities a reporting destination for certificate issuance issues.