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Site Info - Ast.nlOverview of web technologies used by Ast.nl. Website Background AST Holland | Everything for the Remediation SpecialistAST Holland is your professional partner in asbestos, soil and chromium 6 remediation. Sales, rental, technical service and safety consultancy. ISO 9001 and VCA certified. Description on Homepage Top 100m among all websites Popularity rank Adobe Commerce (previously Magento) is an e-commerce platform based on PHP, owned by Adobe.
PHP is a scripting language for creating websites.
JavaScript is a lightweight, object-oriented, cross-platform scripting language, often used within web pages. RequireJS is a JavaScript file and module loader.
Cloudflare Server is a web server developed by Cloudflare. The Apache HTTP Server is an open source web server by the Apache Software Foundation.
Versio is a Dutch web hosting provider owned by Your.Online. Vimexx is a Dutch web hosting provider owned by team.blue.
Versio is a Dutch web hosting provider owned by Your.Online. Vimexx is a Dutch web hosting provider owned by team.blue.
Cloudflare provides a content delivery network. Versio is a Dutch provider of internet services owned by Your.Online. Microsoft is a multinational technology company headquartered in USA, also offering email services. GlobalSign is an IT security service provider, also operating as SSL certificate authority. Sectigo (formerly Comodo CA) is a US-based SSL certificate authority.
External Cascading Style Sheets define style rules in a separate CSS file. Embedded Cascading Style Sheets define a set of style rules in a <style> element within a web page. Inline Cascading Style Sheets define style rules directly within an (X)HTML element using the style attribute. Gzip (GNU zip) is a file compression algorithm. HTTP/2 is the second major version of the HTTP network protocol. HTTP Strict Transport Security (HSTS) defines a mechanism enabling web sites to declare themselves accessible only via secure connections. HTTP Strict Transport Security The websites redirects visitors to its www subdomain, e.g. from example.com to www.example.com. The websites redirects visitors to use SSL encryption, e.g. from http://example.com/ to https://example.com/. Persistent cookies with an expiration time of up to 1 day.
Persistent cookies with an expiration time between 1 day and 1 month.
Persistent cookies with an expiration time between 1 month and 1 year.
HttpOnly cookies are used only in the HTTP protocol and not in client side scripts, which may increase security.
Non-HttpOnly cookies are used in the HTTP protocol and also in client side scripts, which may be a security threat.
Secure cookies are used only via an encrypted connections, which may increase security.
Non-secure cookies may be used via an unencrypted connections, which may be a security threat.
The Internet Protocol version 6 (IPv6) provides amongst others a vastly larger address space than the preceding version 4. We consider a website to support IPv6 if a 128-bit address is assigned to it, regardless of the content delivered at that address.
The Open Graph protocol, originally developed by Facebook, is an RDFa-based format that enables any web page to become a rich object in a social graph. Twitter/X Cards enable automatic attachment of photos, videos and media elements to tweets. JSON-LD (JavaScript Object Notation for Linked Data) is a method of encoding Linked Data using JSON. Generic RDFa (Resource Description Framework in attributes) is RDFa without further specialization.
Microdata is a specification to integrate metadata within existing content on web pages.
HTML5 is the fifth revision of the HTML standard. UTF-8 (8-bit Unicode Transformation Format) is a variable-length character encoding for Unicode, which is backwards compatible with ASCII. PNG (Portable Network Graphics) is a lossless compression image format, suitable to store graphics with uniformly colored areas, and originally introduced as a free, open-source successor of GIF. JPEG (Joint Photographic Experts Group) is a lossy compression method suitable to store photographic images. Scalable Vector Graphics (SVG) is an XML-based vector image format. GIF (Graphics Interchange Format) is a lossless compression image format, originally introduced by CompuServe and suitable to store graphics, logos and simple animations.
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