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.
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 Quarantine Usage Statistics · Download List of All Websites using DMARC Quarantine
The domain has a DMARC policy of 'Quarantine'. This tells the receiving mail server that all emails that do not have your domain name in the “From” field (or any other set criteria) should be quarantined by default.
Common Name Invalid Usage Statistics · Download List of All Websites using Common Name Invalid
The Common Name/SAN value of this websites SSL certificate does not correspond to the domain name.
HSTS Usage Statistics · Download List of All Websites using HSTS
Forces browsers to only communicate with the site using HTTPS.
SSL by Default Usage Statistics · Download List of All Websites using SSL by Default
The website redirects traffic to an HTTPS/SSL version by default.
DNSSEC Usage Statistics · Download List of All Websites using DNSSEC
DNSSEC strengthens DNS authentication by using digital signatures based on public key cryptography.
Apache Usage Statistics · Download List of All Websites using Apache
Apache has been the most popular web server on the Internet since April 1996.
Apache 2.4 Usage Statistics · Download List of All Websites using Apache 2.4
Apache version 2.4.*
Debian Usage Statistics · Download List of All Websites using Debian
Debian is a free operating system (OS) for your computer.
IPv6 Usage Statistics · Download List of All Websites using IPv6
The website has an IPv6 record.
Last technology detected on 10th July 2025. We know of 11 technologies on this page and 81 technologies removed from predonsecurity.nl since 11th January 2014. Link to this page.
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