506 B
506 B
Information about how to configure email servers, services, etc.
Links
- https://support.google.com/a/answer/81126 Email sender guidelines
- https://mecsa.jrc.ec.europa.eu/en/ EU Email Communications Security Assessment (MECSA)
- https://mxtoolbox.com/supertool
- https://www.mail-tester.com/
- https://dnssec-debugger.verisignlabs.com/
- https://www.experte.de/dns-check/dnssec
- https://ssl-tools.net/
- https://www.nospamproxy.de/wp-content/uploads/Praxisleitfaden-DKIM-SPF-DMARC-DANE-1.pdf