Misleading Technology Profile Warning

IDNES.CZ is on our 'user generated content' site list. This means that various pages across idnes.cz and its subdomains return technologies that make it difficult for us to tell what the website owners have used and what individuals creating and uploading content across the domain have used.

Analytics and Tracking

GemiusGemius

Gemius Usage Statistics · Download List of All Websites using Gemius

Gemius SA is the largest online research agency in Central and Eastern Europe.

Audience Measurement

Facebook Domain InsightsFacebook Domain Insights

Facebook Domain Insights Usage Statistics · Download List of All Websites using Facebook Domain Insights

This website contains tracking information that allows admins to see Facebook Insights out of Facebook to this domain.

Social Management

Google AnalyticsGoogle Analytics

Google Analytics Usage Statistics · Download List of All Websites using Google Analytics

Google Analytics offers a host of compelling features and benefits for everyone from senior executives and advertising and marketing professionals to site owners and content developers.

Application Performance · Audience Measurement · Visitor Count Tracking

Google Tag ManagerGoogle Tag Manager

Google Tag Manager Usage Statistics · Download List of All Websites using Google Tag Manager

Tag management that lets you add and update website tags without changes to underlying website code.

Tag Management

Viewport MetaViewport Meta

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.

Syndication Techniques

RSSRSS

RSS Usage Statistics · Download List of All Websites using RSS

A family of web feed formats used to publish frequently updated content such as blog entries, news headlines or podcasts.

Document Standards

X-UA-CompatibleX-UA-Compatible

X-UA-Compatible Usage Statistics · Download List of All Websites using 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.

JavascriptJavascript

Javascript Usage Statistics · Download List of All Websites using Javascript

JavaScript is a scripting language most often used for client-side web development.

Cache ControlCache Control

Cache Control Usage Statistics · Download List of All Websites using Cache Control

Cache Control setting on the page to provide caching performance gains.

Open Graph ProtocolOpen Graph Protocol

Open Graph Protocol Usage Statistics · Download List of All Websites using Open Graph Protocol

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

Meta DescriptionMeta Description

Meta Description Usage Statistics · Download List of All Websites using Meta Description

The description attribute provides a concise explanation of the page content.

Meta Tags

Cascading Style SheetsCascading Style Sheets

Cascading Style Sheets Usage Statistics · Download List of All Websites using 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

CSS

IFrameIFrame

IFrame Usage Statistics · Download List of All Websites using IFrame

The page shows content with an iframe; an embedded frame that loads another webpage.

OpenSearchOpenSearch

OpenSearch Usage Statistics · Download List of All Websites using OpenSearch

The OpenSearch description document format can be used to describe a search engine so that it can be used by search client applications.

Canonical Content TagCanonical Content Tag

Canonical Content Tag Usage Statistics · Download List of All Websites using Canonical Content Tag

Public specification of a preferred URL for a page allows search engines to understand the original location for content.

Meta Tags

Twitter CardsTwitter Cards

Twitter Cards Usage Statistics · Download List of All Websites using Twitter Cards

Twitter cards make it possible for you to attach media experiences to Tweets that link to your content.

Content Security PolicyContent Security Policy

Content Security Policy Usage Statistics · Download List of All Websites using Content Security Policy

Content Security Policy is a computer security concept, to prevent cross-site scripting XSS attacks.

Report URI CSPReport URI CSP

Report URI CSP Usage Statistics · Download List of All Websites using Report URI CSP

Report-uri directive instructs the user agent to report attempts to violate the Content Security Policy.

Strict Transport SecurityStrict Transport Security

Strict Transport Security Usage Statistics · Download List of All Websites using Strict Transport Security

The HTTP Strict-Transport-Security (HSTS) header instructs the browser to only use https.

HSTSHSTS

HSTS Usage Statistics · Download List of All Websites using HSTS

Forces browsers to only communicate with the site using HTTPS.

X-XSS-ProtectionX-XSS-Protection

X-XSS-Protection Usage Statistics · Download List of All Websites using 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.

Referrer PolicyReferrer Policy

Referrer Policy Usage Statistics · Download List of All Websites using Referrer Policy

Requests made from a document, and for navigations away from that document are associated with a Referrer header. This policy determines in the browser should send a referrer or not.

X-Frame-OptionsX-Frame-Options

X-Frame-Options Usage Statistics · Download List of All Websites using X-Frame-Options

The X-Frame-Options HTTP response header can be used to indicate whether or not a browser should be allowed to render a page in a frame or iframe. Sites can use this to avoid clickjacking attacks, by ensuring that their content is not embedded into other sites.

Browser Specific