SPF, DKIM & DMARC DNS Record Generator

Generate standardized DNS TXT records to authenticate outbound domain emails and prevent spam spoofing.

Your Domain Name:

Authorize MX Servers (mx)Authorize Main Domain IP (a)

Third-Party Email Sending Providers:

Google Workspace / GmailMicrosoft 365 / OutlookSendGridMailgunAmazon SESZoho MailPostmarkResend

Custom IPv4 Addresses (comma separated):

Enforcement Policy:

DNS TXT Record for @ or example.com:

v=spf1 mx a include:_spf.google.com ~all

$ cat tips.txt

DNS Builder

1Enter domain name and toggle authorized email providers (Google, Microsoft, SendGrid)
2Select SPF qualifier (~all / -all) and DMARC enforcement policy (none / quarantine / reject)
3Copy generated DNS TXT records directly into your domain registrar

DNS Record

spf

Record Type

TXT Record

Input

example.com (Google + SendGrid)

Output

v=spf1 mx a include:_spf.google.com include:sendgrid.net ~all

DNS Builder

1Enter domain name and toggle authorized email providers (Google, Microsoft, SendGrid)
2Select SPF qualifier (~all / -all) and DMARC enforcement policy (none / quarantine / reject)
3Copy generated DNS TXT records directly into your domain registrar

DNS Record

spf

Record Type

TXT Record

Input

example.com (Google + SendGrid)

Output

v=spf1 mx a include:_spf.google.com include:sendgrid.net ~all

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