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Merckmanuals.com is built with the following tech stack:
Document Encoding
UTF-8
UTF-8 (8-bit UCS/Unicode Transformation Format) is a variable-length character encoding for Unicode. It is the preferred encoding for web pages.
Document Standards
X-UA-Compatible
Allows a website to define how a page is rendered in Internet Explorer 8, allowing a website to decide to use IE7 style rendering over IE8 rendering.
Meta Description
The description attribute provides a concise explanation of the page content.
Canonical Content Tag
Public specification of a preferred URL for a page allows search engines to understand the original location for content.
HREF Lang
Contains language specific links.
Cascading Style Sheets
Cascading Style Sheets (CSS) is a stylesheet language used to describe the presentation of a document written in a markup language. Its most common application is to style web pages written in HTML
Javascript
JavaScript is a scripting language most often used for client-side web development.
JSON-LD
JSON-LD, or JavaScript Object Notation for Linked Data, is a method of transporting Linked Data using JSON.
HTML5 DocType
The DOCTYPE is a required preamble for HTML5 websites.
HTML 5 Specific Tags
This page contains tags that are specific to an HTML 5 implementation.
Content Security Policy
Content Security Policy is a computer security concept, to prevent cross-site scripting XSS attacks.
X-XSS-Protection
X-XSS-Protection is a HTTP header set by Internet Explorer 8+. This header lets domains toggle on and off the "XSS Filter" of IE8, which prevents some categories of XSS attacks.
Content Type Options
Used to disable MIME-sniffing for a particular HTTP response.
Strict Transport Security
The HTTP Strict-Transport-Security (HSTS) header instructs the browser to only use https.
Mobile
Viewport Meta
This page uses the viewport meta tag which means the content may be optimized for mobile content.
Language
Saudi Arabia HREF LANG
This webpage has alternate versions available in Saudi Arabia via the use of the hreflang tag.
Germany HREF LANG
This webpage has alternate versions available in Germany via the use of the hreflang tag.
Germany HREF LANG
This webpage has alternate versions available in Germany via the use of the hreflang tag.
United States HREF LANG
This webpage has alternate versions available in United States via the use of the hreflang tag.
Australia HREF LANG
This webpage has alternate versions available in Australia via the use of the hreflang tag.
Canada HREF LANG
This webpage has alternate versions available in Canada via the use of the hreflang tag.
United Kingdom HREF LANG
This webpage has alternate versions available in United Kingdom via the use of the hreflang tag.
India HREF LANG
This webpage has alternate versions available in India via the use of the hreflang tag.
New Zealand HREF LANG
This webpage has alternate versions available in New Zealand via the use of the hreflang tag.
Singapore HREF LANG
This webpage has alternate versions available in Singapore via the use of the hreflang tag.
United States HREF LANG
This webpage has alternate versions available in United States via the use of the hreflang tag.
Spain HREF LANG
This webpage has alternate versions available in Spain via the use of the hreflang tag.
Argentina HREF LANG
This webpage has alternate versions available in Argentina via the use of the hreflang tag.
Chile HREF LANG
This webpage has alternate versions available in Chile via the use of the hreflang tag.
Spanish - Colombia HREF LANG
This webpage has alternate versions available in Spanish - Colombia via the use of the hreflang tag.
Spain HREF LANG
This webpage has alternate versions available in Spain via the use of the hreflang tag.
Mexico HREF LANG
This webpage has alternate versions available in Mexico via the use of the hreflang tag.
United States HREF LANG
This webpage has alternate versions available in United States via the use of the hreflang tag.
France HREF LANG
This webpage has alternate versions available in France via the use of the hreflang tag.
Canada HREF LANG
This webpage has alternate versions available in Canada via the use of the hreflang tag.
Italy HREF LANG
This webpage has alternate versions available in Italy via the use of the hreflang tag.
Italy HREF LANG
This webpage has alternate versions available in Italy via the use of the hreflang tag.
Japan HREF LANG
This webpage has alternate versions available in Japan via the use of the hreflang tag.
Korea HREF LANG
This webpage has alternate versions available in Korea via the use of the hreflang tag.
Korea HREF LANG
This webpage has alternate versions available in Korea via the use of the hreflang tag.
Portugal HREF LANG
This webpage has alternate versions available in Portugal via the use of the hreflang tag.
Brazil HREF LANG
This webpage has alternate versions available in Brazil via the use of the hreflang tag.
Portugal HREF LANG
This webpage has alternate versions available in Portugal via the use of the hreflang tag.
Russia HREF LANG
This webpage has alternate versions available in Russia via the use of the hreflang tag.
Ukrainian HREF LANG
This webpage has alternate versions available in Ukrainian via the use of the hreflang tag.
Vietnamese HREF LANG
This webpage has alternate versions available in Vietnamese via the use of the hreflang tag.
Chinese HREF LANG
This webpage has alternate versions available in Chinese via the use of the hreflang tag.
SSL Certificates
HSTS
Forces browsers to only communicate with the site using HTTPS.
Norton safe Web