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.
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.*
OpenSSL Usage Statistics · Download List of All Websites using OpenSSL
The OpenSSL Project is a collaborative effort to develop a robust, commercial-grade, full-featured, and Open Source toolkit implementing the Secure Sockets Layer (SSL v2/v3) and Transport Layer Security (TLS v1) protocols as well as a full-strength general purpose cryptography library.
IPv6 Usage Statistics · Download List of All Websites using IPv6
The website has an IPv6 record.
AlmaLinux Usage Statistics · Download List of All Websites using AlmaLinux
Open-source, community-driven Linux operating system.
Last technology detected on 19th May 2025. We know of 9 technologies on this page and 31 technologies removed from dannenberg.nl since 28th February 2013. Link to this page.
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