Are DMARC RUA and RUF tags mandatory for compliance and what are their benefits?

Summary

While DMARC RUA and RUF tags are not strictly mandatory for compliance, the consensus is that implementing DMARC without RUA reports is akin to flying blind. RUA (aggregate reports) provides summaries of DMARC results, crucial for identifying authentication issues, potential abuse, and unauthorized domain use, improving email deliverability and protecting brand reputation. RUF (forensic reports) offers detailed message-level information, useful for troubleshooting specific authentication failures and identifying phishing attempts. Experts emphasize the importance of actively monitoring and analyzing RUA reports to understand how email is being treated by receivers and make informed adjustments to DMARC policies. While some find RUF valuable for detailed investigations, most prioritize RUA for overall monitoring and improvement.

Key findings

  • RUA Crucial for Monitoring: RUA reports are considered crucial for monitoring DMARC authentication results and identifying potential issues.
  • Actionable Insights from RUA: RUA reports provide actionable insights for improving email authentication practices, deliverability, and security.
  • DMARC Ineffective Without Reporting: DMARC implementation is largely ineffective without actively monitoring and analyzing RUA reports.
  • RUF Valuable but Less Prioritized: RUF reports offer detailed insights into individual failures but are less widely used compared to RUA.
  • Potential Future Requirement: There is a possibility that RUA reports may become mandatory for compliance in the future.

Key considerations

  • Active Monitoring: Actively monitor and analyze RUA reports to understand your email authentication ecosystem and make informed decisions.
  • Proper Configuration: Ensure RUA and (if desired) RUF tags are correctly configured in your DNS record.
  • Dedicated Mailbox: Use a dedicated mailbox for receiving DMARC reports to avoid cluttering your primary inbox.
  • Balancing RUF Data: Evaluate the value of detailed RUF reports against the potential for increased data volume and noise.
  • Future Proofing: Implementing RUA tag is considered as future proofing.

What email marketers say
12Marketer opinions

DMARC's RUA (aggregate reports) and RUF (forensic reports) tags, while not strictly mandatory, are highly recommended for effective email authentication monitoring. RUA provides summaries of authentication results, crucial for identifying and addressing issues affecting deliverability and security. RUF offers detailed insights into individual email failures, aiding in the detection of phishing attempts and misconfigurations. Actively monitoring RUA reports is essential, as ignoring them negates DMARC's purpose. While RUA is prioritized, RUF can be valuable for specific investigations. Proper configuration and analysis of these reports enhance email security, protect brand reputation, and improve deliverability.

Key opinions

  • RUA Importance: RUA reports are essential for monitoring DMARC authentication results and identifying potential issues affecting email deliverability and security.
  • RUF Usefulness: RUF reports provide detailed insights into individual email authentication failures, aiding in the detection of phishing attempts and misconfigurations.
  • Actionable Insights: DMARC reporting provides actionable insights for improving email authentication practices and protecting brand reputation.
  • Monitoring Necessity: Implementing DMARC without actively monitoring RUA reports is ineffective, as it leaves you blind to potential authentication problems.
  • Future Requirement: It's possible RUA reports could become mandatory at some point to meet email provider compliance rules.

Key considerations

  • Active Monitoring: Ensure you actively monitor and analyze RUA reports to gain valuable insights into your email authentication ecosystem.
  • Proper Configuration: Configure RUA and, if desired, RUF tags correctly in your DNS record to receive DMARC reports.
  • Reporting Mailbox: Use a dedicated mailbox for receiving DMARC reports to avoid cluttering your primary inbox.
  • RUF Volume: Be aware that RUF reports can generate a high volume of data, so consider whether the detailed insights are worth the potential noise.
  • Balance Reporting: While RUF is not mandatory, some find the data it reports to be helpful in solving individual issues. Ensure that you are aware of this, and make an informed decision if it is beneficial to your company to use this tag.
Marketer view

Email marketer from Mailjet shares that Implementing DMARC without monitoring the RUA reports is like flying blind. You need these reports to understand how your email is being authenticated and to make informed decisions about your DMARC policy. Without reports, you won't know if legitimate email is being blocked or if spoofing attempts are successful.

November 2022 - Mailjet
Marketer view

Email marketer from EmailVendorGuide.com shares that DMARC reporting provides actionable insights into your email authentication practices. By analyzing RUA reports, you can identify and fix any misconfigurations that are preventing your email from being delivered. This can significantly improve your email deliverability and protect your brand reputation.

October 2022 - EmailVendorGuide.com
Marketer view

Email marketer from Mailfence Blog highlights that implementing DMARC, especially utilizing RUA reports, enhances email security and protects your domain's reputation by enabling the monitoring of email authentication results and identifying potential spoofing attempts.

July 2021 - Mailfence Blog
Marketer view

Marketer from Email Geeks shares that RUF is not mandatory, but his clients get plenty of reports that have helped solve issues.

October 2022 - Email Geeks
Marketer view

Email marketer from Reddit explains that While RUA is commonly used and recommended for aggregate reporting, RUF provides detailed information on individual email failures. This level of detail is useful for troubleshooting authentication issues and identifying specific spoofing attempts. Some organizations find RUF valuable for investigating and mitigating email security threats.

September 2022 - Reddit
Marketer view

Email marketer from EasyDMARC shares that RUA is used for aggregate reports, which are daily summaries of DMARC authentication results. RUF is for forensic reports, providing details on individual emails that failed authentication. They highlight that RUA is crucial for monitoring your email authentication health, while RUF can help identify specific phishing attacks or misconfigured email sources.

October 2022 - EasyDMARC
Marketer view

Email marketer from EmailGeek Blog states that DMARC RUA is key to email authentication, giving insights via aggregate reports. While RUF offers detailed forensic reports, most prioritize RUA for overall monitoring and improving deliverability.

May 2021 - EmailGeek Blog
Marketer view

Marketer from Email Geeks states that RUA & RUF are the reporting component of DMARC and without it, you're running email authentication blind, which is not a good idea.

December 2022 - Email Geeks
Marketer view

Email marketer from EmailSecurityForum.com explains that when configuring RUA, make sure to use a mailbox that you actively monitor. The aggregate reports can provide a wealth of information about your email authentication, but only if you take the time to analyze them. Ignoring these reports defeats the purpose of setting up DMARC in the first place.

July 2023 - EmailSecurityForum.com
Marketer view

Marketer from Email Geeks says it is entirely possible that RUA becomes a 'must' at some point.

October 2024 - Email Geeks
Marketer view

Email marketer from StackExchange shares that if you're setting up DMARC, definitely include the RUA tag. You'll get reports that help you see if your emails are authenticating correctly. RUF is optional but can be helpful for digging into specific authentication failures, though it can also generate a lot of noise.

May 2022 - StackExchange
Marketer view

Email marketer from Proofpoint states that RUA reports provide valuable insights into your email authentication ecosystem. They allow you to see which email sources are passing or failing DMARC checks, helping you identify and address any issues with your email infrastructure or third-party senders. This ensures that legitimate email is delivered while preventing malicious email from reaching your recipients.

April 2021 - Proofpoint

What the experts say
6Expert opinions

Experts generally recommend utilizing DMARC's RUA (aggregate reporting) for monitoring email authentication and improving deliverability. RUA aids in identifying authentication issues, especially when a 'reject' policy is enforced for bulk mail. Having RUA in place is seen as a future-proof configuration. Consistently reading and acting upon these reports is crucial for effectively fine-tuning DMARC settings. While RUF (forensic reporting) exists, it is not widely used. The consensus is that DMARC is ineffective without actively generating, sending, and analyzing RUA reports to understand how email is being treated by recipients and make informed adjustments.

Key opinions

  • RUA Importance: RUA reports are crucial for identifying authentication problems and improving email deliverability.
  • Actionable Insights: Analyzing RUA reports allows domain owners to understand how their email is being treated and make necessary adjustments.
  • Future-Proofing: Having RUA configured is a good 'future-proof' practice for email authentication.
  • Active Monitoring: DMARC is ineffective without actively generating, sending, and analyzing RUA reports.
  • RUF Limited Use: RUF (forensic reporting) is less widely used compared to RUA.

Key considerations

  • Consistent Analysis: Consistently read and act upon RUA reports to fine-tune DMARC settings effectively.
  • Authentication Issues: Use RUA reports to identify and address email authentication problems.
  • Bulk Mail Policy: RUA becomes particularly important when a 'reject' policy is required for bulk mail.
  • Configuration: Ensure that the reports are generated correctly.
Expert view

Expert from Word to the Wise (Steve Atkins) explains that DMARC reports (RUA) are very helpful for identifying authentication problems and improving email deliverability. Analyzing these reports allows domain owners to understand how their email is being treated by different receivers and make adjustments to their configuration as needed.

July 2023 - Word to the Wise
Expert view

Expert from Email Geeks suggests having RUA pointed at actual reporting that you read, consistently, is important.

October 2023 - Email Geeks
Expert view

Expert from Email Geeks states having RUA is a better 'future proof' configuration.

April 2022 - Email Geeks
Expert view

Expert from Email Geeks explains RUA is a good idea to have in place to ensure authentication is good, particularly when p=reject is required for bulk mail.

March 2024 - Email Geeks
Expert view

Expert from Email Geeks suggests using RUA and ignoring RUF, as virtually no one sends RUF reports anymore.

May 2021 - Email Geeks
Expert view

Expert from SpamResource.com shares that DMARC is useless unless reports are generated, sent, and acted upon. They share RUA is an aggregate report of all emails that hit the filters. RUF is a forensic report that gives individual reports of emails that failed. You need to read and analyze these reports to fine tune your DMARC settings.

May 2022 - SpamResource.com

What the documentation says
4Technical articles

DMARC documentation consistently highlights the importance of RUA (aggregate reports) and RUF (forensic reports) tags, although they are not strictly mandatory. RUA provides a summary of DMARC results, aiding in identifying authentication issues and unauthorized domain use. RUF offers detailed, message-level information for diagnosing specific problems. Setting up DMARC reporting, especially RUA, is emphasized for monitoring domain authentication, tracking compliance, and adjusting DMARC policies to improve deliverability and security. These reports are essential for understanding how receivers handle your email and identifying legitimate sources failing authentication or potential spoofing attempts.

Key findings

  • RUA/RUF Definition: RUA specifies the destination for aggregate DMARC reports, while RUF provides forensic details.
  • Not Mandatory, Recommended: RUA and RUF tags are not strictly mandatory but are highly recommended for gaining visibility into email authentication results.
  • RUA Importance: RUA reports are essential for monitoring domain authentication, tracking compliance, and identifying unauthorized domain use.
  • Understanding Email Handling: DMARC reports help understand how receivers handle email, identify failing sources, and detect spoofing.

Key considerations

  • Configuration: Properly configure RUA tags in DNS records to receive aggregate reports.
  • Report Analysis: Analyze DMARC reports to adjust DMARC policies and improve deliverability and security.
  • Troubleshooting: Use RUF reports to diagnose more detailed issues with email authentication failures.
  • Visibility: The documentation emphasizes the lack of visibility if you are not utilising RUA and RUF tags.
Technical article

Documentation from Valimail explains that DMARC reports, especially RUA, are essential for understanding how your email is being handled by receivers. They help you identify legitimate email sources that are failing authentication, as well as potential spoofing attempts. Analyzing these reports allows you to adjust your DMARC policy and email infrastructure to improve deliverability and security.

April 2024 - Valimail
Technical article

Documentation from dmarc.org explains that RUA (reporting URI for aggregate reports) and RUF (reporting URI for forensic reports) tags specify where DMARC receivers should send reports. RUA provides a summary of DMARC results, while RUF offers more detailed, message-level information. While not strictly mandatory for DMARC to function, they are highly recommended to gain visibility into email authentication results and potential abuse.

June 2021 - dmarc.org
Technical article

Documentation from Microsoft explains that DMARC RUA specifies where to send aggregate reports about email traffic using your domain. These reports provide a summary of authentication results, which can help you identify potential problems with your email setup or detect unauthorized use of your domain. RUF provides forensic details on failed authentication attempts, which is useful for diagnosing more detailed issues.

December 2021 - Microsoft
Technical article

Documentation from Google Workspace Admin Help emphasizes the importance of setting up DMARC reporting (RUA) to monitor your domain's email authentication. They outline the steps to configure RUA tags in your DNS record and provide guidance on interpreting the aggregate reports. These reports help you track your DMARC compliance and identify any unauthorized use of your domain.

November 2023 - Google Workspace Admin Help