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• 21:04, 8 June 2023 Sebastian talk contribs created page Domain-based Message Authentication, Reporting, and Conformance (DMARC) (Created page with "A '''DMARC record''' is a '''DNS TXT''' record for a '''subdomain''' named '''_dmarc''' on any senderdomain. DMARC records can be placed on the organisational domain as well as on subdomains. A subdomain that has no DMARC record inherits its DMARC record from the organisational domain. It is recommended to place a DMARC record on every organisational domain. Example: <pre> # host -t txt _dmarc.senderdomain.TLD _dmarc.senderdomain.TLD descriptive text "v=DMARC1; p=reje...")