Which ISPs deliver DMARC reports and what configuration is needed?
Summary
What email marketers say11Marketer opinions
Email marketer from URIports advises that continuous monitoring of DMARC reports is essential for maintaining email security and deliverability. This includes regularly reviewing aggregate reports for trends and forensic reports for specific incidents.
Marketer from Email Geeks points out that `houtcompleet.nl._report._dmarc.happyhorizon.com` TXT record seems to be missing and this should contain "v=DMARC1".
Email marketer from Red Sift shares that configuring DMARC involves creating a TXT record in your domain's DNS settings with the correct syntax, including specifying the 'v' (version), 'p' (policy), and 'rua' (reporting URI) tags. Proper syntax is crucial for ISPs to correctly interpret the DMARC record.
Email marketer from EasyDMARC shares that major ISPs like Google, Microsoft (Outlook.com, Hotmail), Yahoo, and AOL provide DMARC reports. These reports are sent to the email address specified in the DMARC record's 'rua' tag.
Marketer from Email Geeks mentions that Microsoft is not delivering reports, but Yahoo should be.
Email marketer from StackExchange recommends using a DMARC record generator tool to avoid syntax errors when creating the DMARC record. These tools help ensure the record is valid and properly formatted.
Email marketer from Reddit shared that while major ISPs usually provide DMARC reports, smaller or regional ISPs might not. It depends on their infrastructure and adoption of DMARC standards.
Email marketer from Mailhardener explains that if you're not receiving DMARC reports, double-check your DNS configuration for errors in the DMARC record, and ensure that the reporting email address specified in the 'rua' tag is valid and actively monitored.
Email marketer from Valimail explains that external domain verification (EDV) is crucial when sending DMARC reports to a domain different from the sending domain. This involves adding a TXT record to the reporting domain to authorize the sending domain to send reports there.
Marketer from Email Geeks lists several places that provide DMARC reports, including Google, Yahoo!, emailsrvr.com, Mail.Ru, seznam.cz, and zoho.com.
Email marketer from Proofpoint emphasizes the importance of monitoring DMARC reports to identify potential spoofing attacks and authentication issues. Analyzing these reports enables organizations to refine their email authentication policies and improve deliverability.
What the experts say2Expert opinions
Expert from Email Geeks suggests that a misconfiguration in the DMARC record could be causing some ISPs to ignore it, and that external domain verification is necessary for sending reports elsewhere.
Expert from Word to the Wise explains that the RUA field in a DMARC record specifies where aggregate reports should be sent, which helps in monitoring email authentication and identifying potential abuse. Ensure that the domain receiving the reports is properly configured to accept them.
What the documentation says5Technical articles
Documentation from Microsoft explains to use the correct DMARC record syntax to configure it properly. Check for spaces, colons, semicolons. They suggest use a validator.
Documentation from DMARC.org explains that DMARC reporting is essential for domain owners to understand how their email is being handled by recipient mail servers. It includes Aggregate Reports (RUA) and Forensic Reports (RUF).
Documentation from Google Workspace Admin Help details the steps to set up DMARC, including creating a DMARC TXT record in your DNS settings and specifying the rua and ruf tags for aggregate and forensic reporting.
Documentation from Cloudflare highlights that the DMARC TXT record must be placed at the `_dmarc` subdomain of your domain (e.g., `_dmarc.example.com`). This is where receiving mail servers will look for the DMARC policy.
Documentation from RFC 7489 specifies that DMARC aggregate reports provide summarized information about the disposition of messages claiming to be from the domain, helping domain owners understand how their email authentication policies are being enforced.