This Script checks diffrent DNS Records about a Domain - mostly about Mailsecurity Settings. Most of the Querys are simple DNS Querys (NS, MX, SPF, DKIM, DMARC, BIMI, MTA-STS, TLSRPT). The Script uses also DNS over HTTP for several checks (ZoneSigned, TLSA Record for DANE). Also some Webrequests are required for MTA-STS, TenantID (OIDC), Security.t... More info

Parses and creates "security.txt" files.