spf

Dmarc

March 21, 2024 by public documentation

_dmarc subdomain, TXT reject all, lose policy reject all, strict spf and DKIM policy

October 20, 2025November 14, 2023 by public documentation

Warning: You are best to use a (transactional) SMTP provider and use their SPF DKIM and dmarc.See: https://www.publicdocumentation.com/email/ for more information. Cluster 1 (the Netherlands – Brabant) Cluster 2 (the Netherlands – Rotterdam) Cluster 3 (the Netherlands – Brabant) Location 4 (Germany – Frankfurt)