Freddie Leeman - URIports Blog

Guides

Instant DMARC reports

Why wait 24 hours? Instant DMARC reports allow you to view your SPF and DKIM performance in seconds.

Tech

Microsoft is finally sending DMARC aggregate reports (...poorly)

Microsoft has started sending DMARC aggregate reports, but unfortunately they don't know how to format a proper email.

Guides

DMARC aggregate reports explained

DMARC reports are a powerful tool for detecting issues with your DKIM and SPF setup. Let me guide you through the most common DMARC report types and dive into the details of some of ours to help you better understand your own.

Tech

Why you need Network Error Logging (NEL)

By adding a NEL response header to your website, you’ll receive reports from your visitors’ browsers, allowing you to accurately measure performance characteristics that will help you improve your website.

Tech

Setting up OpenPGP Web Key Directory (WKD)

If you use OpenPGP to secure your email communication, you should consider publishing your public key using Web Key Directory. It's easier than you think.

Application Support

DMARC failure reports and GDPR

Unlike aggregate reports, DMARC failure reports contain personal data like email subject, sender address, recipient address, and sometimes even the original message body. What does this mean for GDPR compliance?

Application Support

The Beginner's Guide to DMARC with URIports

As soon as SPF, DKIM, and DMARC policies are set up, reports will start to appear in your URIports account. I'm going to explain the different report elements, what they mean, and what to do with them.

Tech

DMARC reports IETF RFC compliance

After analyzing millions of DMARC reports, I came to the disappointing conclusion that only a fraction of them comply with the DMARC IETF RFC guidelines. Most of them lack mandatory elements or hold incorrect element values.

Application Support

Notifications

Tired of browsing through thousands of Content-Security-Policy, DMARC, SMTP TLS-RPT, Reporting-API, Expect-CT, and Network-Error-Logging reports every day? Enable our NEW email and @telegram notifications and we’ll be in touch when anything needs your attention.

Application Support

Detect email abuse using DMARC reports

With DMARC, you can specify a destination for reports on e-mails (claiming to come) from your domain. This also allows you to detect when a malicious script on one or more of your own servers is sending unsolicited emails.

Tech

Email security explained

The most common mechanisms for securing email explained (SPF, DKIM, DMARC, ARC, DANE, MTA-STS, STARTTLS Everywhere, and TLS-RPT).

Tech

MTA-STS explained

Google announced that they made email more secure by adopting the new MTA-STS internet standard. But what is MTA-STS and how does it (sort of) improve email security

Guides

Find broken links (404s) using NEL

When you've set up Network Error Logging (NEL for short) with URIports, your account will receive lots of valuable reports that can help you sort out all kinds of problems with your website, like finding those broken links.