Viewport Meta Usage Statistics · Download List of All Websites using Viewport Meta
This page uses the viewport meta tag which means the content may be optimized for mobile content.
Apple Mobile Web Clips Icon Usage Statistics · Download List of All Websites using Apple Mobile Web Clips Icon
This page contains an icon for iPhone, iPad and iTouch devices.
IPhone / Mobile Compatible Usage Statistics · Download List of All Websites using IPhone / Mobile Compatible
The website contains code that allows the page to support IPhone / Mobile Content.
es6 promise Usage Statistics · Download List of All Websites using es6 promise
A polyfill for ES6-style Promises.
Intersection Observer Usage Statistics · Download List of All Websites using Intersection Observer
API that can be used to understand the visibility and position of DOM elements relative to a containing element or to the top-level viewport.
FLoC Usage Statistics · Download List of All Websites using FLoC
FLoC - Federated Learning of Cohorts provides a privacy-preserving mechanism for interest-based ad selection.
FLoC Opt-Out Usage Statistics · Download List of All Websites using FLoC Opt-Out
The website has opted-out of FLoC to declare that it does not want to be included in the user's list of sites for cohort calculation.
GitHub Usage Statistics · Download List of All Websites using GitHub
The website mentions github.com in some form.
Twitter Usage Statistics · Download List of All Websites using Twitter
The website mentions twitter.com in some form.
FastMail Usage Statistics · Download List of All Websites using FastMail
FastMail provides secure and reliable email environments.
Secure Email
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 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.
OVH Usage Statistics · Download List of All Websites using OVH
Hosting solutions provider.
Dedicated Hosting · French hosting
LetsEncrypt Usage Statistics · Download List of All Websites using LetsEncrypt
Let’s Encrypt is a free open Certificate Authority.
Root Authority
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.
HSTS Usage Statistics · Download List of All Websites using HSTS
Forces browsers to only communicate with the site using HTTPS.
netcup DNS Usage Statistics · Download List of All Websites using netcup DNS
DNS hosted at Netcup.
nginx Usage Statistics · Download List of All Websites using nginx
nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.
IPv6 Usage Statistics · Download List of All Websites using IPv6
The website has an IPv6 record.
Last technology detected on 29th June 2025. We know of 21 technologies on this page and 25 technologies removed from 4z2.de since 11th January 2014. Link to this page.
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