What is a DMARC Record?

As a mission-driven company, dmarcian is focused on spreading the adoption of DMARC. Because of this, we interface with a wide range of people with varying degrees of knowledge. We thought we’d take a step back and take a look at something fundamental: What is a DMARC record? The DMARC record exists as part of your DNS record. So let’s start there.DNS stands for Domain Name System, and DNS records route traffic on the internet—a database that maps human-friendly URLs…
Vaughn Talbert
3 February 2020
DKIM Selector code

DMARC Reporters Who Skip the DKIM Selectors

Knowing the DKIM selector that is being used for an email domain is important for deploying domain security measures and troubleshooting email. With over seven years of email ecosystem experience, dmarcian Deployment Consultant Mohammed Zaman talks about a DMARC reporter that doesn't convey the selector information.With the DMARC technical standard, the importance for reporters to include DKIM selectors in their reports cannot be minimized. DMARC aggregate reporting is high level and includes all the information you would expect is important…
Vaughn Talbert
20 January 2020
DKIM Selectors

DKIM Selectors

This article takes a look at DKIM Selectors in particular. We explain: What DKIM Selectors are Where to find your own DKIM Selector To use DKIM, email servers are configured to attach special DKIM signatures to the emails they send. These signatures travel with the emails and are verified along the way by the email servers that move the emails toward their final destination. These signatures act like a watermark for email so that email receivers can verify that the…
Vaughn Talbert
13 January 2020
dmarcian Detail Viewer dmarcian ToolsIndustry NewsTechnical Documentation

Detail Viewer Upgrades: Report Processing Optimization and DKIM Selector Visibility

We're incredibly excited to share recent improvements to one of the most heavily used elements of our application—the Detail Viewer. All of us at dmarcian are certain that you will find these updates to be useful throughout the process of DMARC deployment and management. We’ve added some performance enhancements to the data-analysis stage of report processing that has drastically reduced the time it takes for reports to generate. We find this especially impactful when generating reports with large datasets, filtering…
John Bowers
5 October 2019
Deployment

SMTP Relay for Third Party Sender DMARC Compliance

How can you eventually move to a p=reject policy when third parties are unable to send email properly on your behalf? In many cases, a DMARC compliant SMTP relay server can be used to do the trick. In this article, we’ll explore some of the facets of sending DMARC compliant email from third parties, what to look for, and how common hosted solutions such as Google Apps, Office 365, Amazon Simple Email Service (SES), can be leveraged as SMTP relays.…
dmarcian
19 January 2016