Setup & Records

Add your domains and publish DMARC, SPF, DKIM and MTA-STS, with DMARCS hosting the fiddly parts.

7 articles

Add your first domain with the Record Wizard Step-by-step guide to adding a domain to DMARCS: enter the domain, publish one DMARC TXT record at your DNS provider, and verify it. About 10 minutes. Add more domains to your account How to add a second, third or hundredth domain to DMARCS from Settings, get the DNS record to publish, and verify it without repeating the full wizard. Smart DMARC: change your DMARC policy without editing DNS Point _dmarc at DMARCS once with a CNAME, then change policy, percentage and reporting from a form. Includes automated step-up from p=none to p=reject. Smart SPF: fix the SPF 10-lookup limit SPF breaks silently once your record needs more than 10 DNS lookups. Smart SPF flattens all your senders into one hosted include so you stay under the limit. Smart DKIM: let DMARCS host your DKIM keys Generate a DKIM key pair in DMARCS or import one from your mail provider, add one CNAME in your DNS, and never edit DNS again when a key rotates. Hosted MTA-STS: require encrypted delivery to your domain MTA-STS makes other mail servers use TLS when delivering to you. DMARCS hosts the policy file and writes both DNS records so you don't need your own web server. Enforcement Guide: are you ready for quarantine or reject? A plain yes or no on whether your domain is ready to move from p=none to quarantine or reject, with a list of every sender that would break.