Sender ID
Sender ID is an anti-spoofing email framework heavily based on SPF.
Technology stack detected on
10 technologies detected
Sender ID is an anti-spoofing email framework heavily based on SPF.
Email marketing software and transaction email provider.
IONOS is a hosting provider that offers cloud solutions, web hosting, and other services such as websites, domains, and servers.
The domain has a DMARC policy of 'Reject'. This policy tells the mail server to reject emails that fail DMARC checks, preventing them from being delivered at all.
william gurstelle speaking website