$megatools --email-dns-generator --client-side

SPF, DKIM & DMARC DNS Record Generator

Generate compliant DNS TXT records for SPF, DKIM, and DMARC email authentication and anti-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

How to Use

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

Stats

DNS Record

spf

Record Type

TXT Record

Tips

•DMARC requires valid SPF and DKIM alignment to pass delivery verification
•Use ~all (SoftFail) during initial setup, then transition to -all (HardFail)
•Include rua=mailto: to receive automated XML DMARC aggregate reports

Example

Input

example.com (Google + SendGrid)

Output

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

$ cat tips.txt

DNS Builder

How to Use

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

Stats

DNS Record

spf

Record Type

TXT Record

Tips

•DMARC requires valid SPF and DKIM alignment to pass delivery verification
•Use ~all (SoftFail) during initial setup, then transition to -all (HardFail)
•Include rua=mailto: to receive automated XML DMARC aggregate reports

Example

Input

example.com (Google + SendGrid)

Output

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

|SYS:ISOLATED_SANDBOX|MODULES:115 PKGS

LATENCY:0.0ms|SYNCING...

$ megatools --free --fast --private ▊

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