DMARC Usage Statistics · Download List of All Websites using DMARC
A technical specification created by a group of organizations that want to help reduce the potential for email-based abuse
DMARC
DMARC Reject Usage Statistics · Download List of All Websites using DMARC Reject
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.
SPF Usage Statistics · Download List of All Websites using SPF
The Sender Policy Framework is an open standard specifying a technical method to prevent sender address forgery.
MasterDC Usage Statistics · Download List of All Websites using MasterDC
MasterDC is a company that specializes in company IT infrastructure and has been providing IT services for over 20 years. They operate two data centres in Brno and Prague and offer a wide range of services.
US hosting
DNSSEC Usage Statistics · Download List of All Websites using DNSSEC
DNSSEC strengthens DNS authentication by using digital signatures based on public key cryptography.
Last technology detected on 20th April 2025. We know of 6 technologies on this page and 29 technologies removed from pdsoftware.eu since 19th June 2013. Link to this page.
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