I recall that subdomains are their own record inside a DNS, which would imply that anyone can claim that their server is a non-existent subdomain of the real domain
I recall that subdomains are their own record inside a DNS, which would imply that anyone can claim that their server is a non-existent subdomain of the real domain
You don’t need a https cert for a Mail server, fyi
Really? They don’t use TLS at all? That sounds hilariously insecure