Free DMARC Record Generator

Create a secure DMARC record to safeguard your domain against spoofing and phishing threats

1Domain
2ESP
3Email
4DMARC value

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Please provide the domain for which you'd like to generate a DMARC record

DMARC Generator's Role

Improve email security with DMARC Generator

01

Email authentication:

DMARC uses SPF and DKIM to authenticate the sender. SPF verifies the IP address and DKIM verifies the cryptographic signature. Alignment is introduced to ensure that SPF and DKIM domains match the From header, preventing email spoofing and improving overall authentication reliability

02

Policy enforcement:

DMARC provides flexible policies for authentication failures, allowing owners to choose "none," "quarantine," or "reject" to defend against malicious email. Its phased deployment starts with a monitoring policy ("p=none") and systematically progresses to more stringent measures that address issues with legitimate email delivery

03

Reporting mechanism:

DMARC produces aggregate reports (rua) summarizing authentication activity and forensic reports (ruf) providing detailed insights into specific email failures, aiding domain owners in prompt issue resolution

04

Phishing prevention and brand protection:

DMARC reduces the risk of phishing attacks by ensuring that only legitimate email from authorized sources is associated with a domain. It also protects brand reputation by preventing unauthorized use of the domain in phishing attempts, thereby building trust in the authenticity of email from the protected domain

DMARC Tag Explanations

v

This tag specifies the DMARC version in use

p

This tag defines the policy for handling email for the domain. It can have three possible values: "none", "quarantine", "reject"

rua

This tag specifies an email address to which aggregate DMARC reports (XML files) should be sent. These reports contain information about the authentication results of the domain's emails

ruf

Similar to rua, this tag specifies an email address to receive forensic (failed) DMARC reports. Forensic reports provide detailed information about individual failed email authentication attempts, including

sp

This tag allows the domain owner to specify a different policy for subdomains. It can take the same values as the p tag

adkim

This tag specifies how DKIM (DomainKeys Identified Mail) should handle the match between the "From" header domain and the DKIM-signed domain. It can be set to "s" (strict) or "r" (relaxed)

aspf

The "aspf" tag in DMARC specifies whether Sender Policy Framework (SPF) should strictly ("s") or loosely ("r") match the "From" header domain to the SPF-authenticated domain

Quick Tips

DMARC, or Domain-based Message Authentication, Reporting, and Conformance, is an email authentication protocol. It's critical because it helps prevent email spoofing and phishing by allowing domain owners to specify how their emails should be authenticated and what actions should be taken if authentication fails

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