Website holidaypark.de

Websites using some form of Captcha technology on them.

Anti-bot CAPTCHA widget that helps digitize books by providing snippets of books for people to enter the text for. Owned by Google.

Google Tag Manager makes it easy for marketers to add and update website tags including analytics, remarketing, and more.

A rich hosted Exchange environment for every user without having to manage a server.

Website using the € symbol on their website - meaning it may accept payment in Euros.

Websites that accepts payments with MasterCard.

Maestro is a multi-national debit card service owned by MasterCard.

Websites that accepts payments with Visa.

Varnish is an HTTP accelerator designed for content-heavy dynamic web sites. In contrast to other web accelerators, such as Squid, which began life as a client-side cache, or Apache and nginx, which are primarily origin servers, Varnish was designed as an HTTP accelerator. Varnish is focused exclusively on HTTP, unlike other pro...

nginx [engine x] is a HTTP server and mail proxy server written by Igor Sysoev.

PHP is a widely-used general-purpose scripting language that is especially suited for Web development and can be embedded into HTML.

Enyo is a JavaScript app framework enabling developers to build native-quality HTML5 apps that run everywhere.

Open graph type entity tag

Open graph url entity tag

The Open Graph protocol enables any web page to become a rich object in a social graph, a open protocol supported by Facebook

Open graph image entity tag

Open graph site name entity tag

Open graph description entity tag

Sites using Html 5 SVG Tag

A canonical link element is an HTML element that helps webmasters prevent duplicate content issues by specifying the "canonical", or "preferred".

By adding rel="home" to a hyperlink, a page indicates that the destination of that hyperlink is the homepage of the site in which the current page appears.

Wesites using favicon rel tag

Meta descriptions are HTML attributes that provide concise explanations of the contents of web pages. Meta descriptions are commonly used on search engine result pages (SERPs) to display preview snippets for a given page.

This page contains a meta robots tag which tells search engines and robots to index or not index the page.

UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.