Lists who may send email for your domain and marks everyone else as suspicious.
Name / Host
@Value / Points to
Your email provider tells you what goes after “include:”. Keep exactly one SPF record.
Email security essentials
Stop scammers from sending email that looks like it came from you, and help your real email reach the inbox. Works with any email provider.
About 5 minutesAny email provider documentation
1
Tell us about your setup
We fill in your details so you can copy each value exactly.
We’ll check your work
Enter your domain above. After adding the records, click “Check my records” and we’ll look them up live and point out any mistakes.
2
Add these records where your DNS is hosted
Pick your provider to see exactly what to type in each .
How to add records in Other provider
- Log in where you manage your domain’s DNS (see “DNS hosted at” above if we detected it).
- Find the DNS, Zone editor or “Advanced DNS” page.
- Add each record below. In the name field, type only what’s shown — most providers add your domain automatically.
- Save, then come back here and check again.
- 💡 If your provider asks for a full name, add your domain after the name shown, followed by a dot.
Sends email that fails the checks to spam, and emails you reports.
Name / Host
_dmarcValue / Points to
v=DMARC1; p=quarantine; rua=mailto:[email protected]3
Check your setup
Changes usually show up within a few minutes. Click “Check again” or turn on “Keep checking” and leave this page open — we’ll tell you when everything is in place.
- Not sure all your email passes yet? Start with p=none for a couple of weeks and read the reports first.
- DKIM is set up in your email provider’s dashboard; use the Google Workspace or Microsoft 365 guide for their values.