DMARC records
github.com
Type any domain to see what it tells receivers to do with mail that fails SPF and DKIM. Subdomains without a record of their own get their parent's, and we show which one applies.
Type any domain to see what it tells receivers to do with mail that fails SPF and DKIM. Subdomains without a record of their own get their parent's, and we show which one applies.