August 19, 2026
DMARC analyzer: the features that actually matter
Not all DMARC analyzers are equal. Here's the checklist that separates a real monitoring tool from a toy — to apply before choosing, free or paid.
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Practical guides to email authentication — SPF, DKIM, DMARC, and the safe path to p=reject.
August 19, 2026
How much does DMARC cost (and what drives the price)
The DMARC standard is free — it is a DNS record. The monitoring service around it is not. The real price drivers, and how to budget without over-buying.
Read →August 19, 2026
Self-hosted (open-source) vs managed DMARC: how to decide
Self-hosted DMARC reporting or a managed service? The engineering trade-off: sovereignty, real cost, maintenance time, and when each one wins.
Read →August 18, 2026
Free vs paid DMARC: what each option actually covers
The DMARC record itself is free. Paid buys continuous report ingestion, source identification and alerting. Where each option is enough — no pitch.
Read →August 17, 2026
How to choose a DMARC tool (without buying the wrong thing)
Not all DMARC tools serve the same goal. The real criterion isn't the feature list, it's the fit to the actual need. A four-question decision framework.
Read →August 17, 2026
Email authentication glossary (SPF, DKIM, DMARC, BIMI…)
Every email authentication term defined, from SPF, DKIM and DMARC to spoofing, BEC and BIMI. Each entry in a few sentences, with a link to go deeper.
Read →August 16, 2026
How long does it take to reach p=reject?
What drives the timeline to p=reject: estate size, third-party sources, correction cadence, observation window. Realistic ranges, phase by phase.
Read →August 15, 2026
The DMARC checklist 2026: from zero to p=reject
Ten ordered steps from an unprotected domain to p=reject, updated for DMARCbis: Tree Walk, np, the t= test mode. Each step links to its deep guide.
Read →August 14, 2026
Protecting a parked or no-email domain (p=reject)
A domain that sends no email is still spoofable. Three DNS records lock it down: an SPF authorising no one, DMARC p=reject at once, a revoked DKIM key.
Read →August 13, 2026
BIMI without VMC: is it possible (and is it a good idea)?
A BIMI record without a VMC is valid, yet Gmail and Apple display nothing without a certificate. What a bare record delivers, and the CMC alternative.
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