Misleading Technology Profile Warning

YAHOO.CO.JP is on our misleading profile site list. This means that various pages across yahoo.co.jp and its subdomains make it difficult for us to accurately tell you what this site is built with.

Analytics and Tracking

SignalSignal

Signal Usage Statistics · Download List of All Websites using Signal

Distributed data management platform helps share data the website creates with other platforms such as advertisers and audience analytics.

Advertiser Tracking · Tag Management

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

COVID-19COVID-19

COVID-19 Usage Statistics · Download List of All Websites using COVID-19

This website mentions COVID-19 / Novel Coronavirus.

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.

Android AlternativeAndroid Alternative

Android Alternative Usage Statistics · Download List of All Websites using Android Alternative

This website specifies an alternative link for an Android specific web application.

Web Servers

ApacheApache

Apache Usage Statistics · Download List of All Websites using Apache

Apache has been the most popular web server on the Internet since April 1996.

Document Encoding

UTF-8UTF-8

UTF-8 Usage Statistics · Download List of All Websites using 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-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.

Google Chrome IE FrameGoogle Chrome IE Frame

Google Chrome IE Frame Usage Statistics · Download List of All Websites using Google Chrome IE Frame

Frames Google Chrome window into Internet Explorer for HTML 5 compatibility.

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 RobotMeta Robot

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

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

DNS PrefetchDNS Prefetch

DNS Prefetch Usage Statistics · Download List of All Websites using DNS Prefetch

Page contains links to disable or enable DNS prefetching of links in the page.

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.

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

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.

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

JavascriptJavascript

Javascript Usage Statistics · Download List of All Websites using Javascript

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

WAI-ARIAWAI-ARIA

WAI-ARIA Usage Statistics · Download List of All Websites using WAI-ARIA

A way to make Web content and Web applications more accessible to people with disabilities. It especially helps with dynamic content and advanced user interface controls developed with Ajax, HTML, JavaScript, and related technologies.

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.

Prefers Color SchemePrefers Color Scheme

Prefers Color Scheme Usage Statistics · Download List of All Websites using Prefers Color Scheme

Defines how a page looks based on the color scheme choosen by the user for their desktop.

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.

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.

Web Master Registration

Google WebmasterGoogle Webmaster

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

Webmaster tools provide you with a free and easy way to make your site more Google-friendly.