geogebra.org

Find out what technologies geogebra.org is using
Document Standards

Public Cache-Control

Public Cache-Control

Download List of All Websites using Public Cache-Control

   Indicates that the response may be cached by any cache, even if the response would normally be non-cacheable (e.g. if the response does not contain a max-age directive or the Expires header).

Tags:


Cache-Control Header Max-Age

Cache-Control Header Max-Age

Download List of All Websites using Cache-Control Header Max-Age

   Specifies the maximum amount of time a resource will be considered fresh. Contrary to Expires, this directive is relative to the time of the request. this website is having max-age=86400 secs.


favicon.ico

favicon.ico

Download List of All Websites using favicon.ico

   A favicon, also known as a shortcut icon, website icon, tab icon, URL icon, or bookmark icon, is a file containing one or more small icons, associated with a particular website or web page.

Tags:


schema.org micro-markup

schema.org micro-markup

Download List of All Websites using schema.org micro-markup

   Schema.org is a collaborative, community activity with a mission to create, maintain, and promote schemas for structured data on the Internet, on web pages, in email messages, and beyond.

Tags:


Meta Description

Meta Description

Download List of All Websites using Meta Description

   A meta description is a 160-character snippet, a meta tag in HTML, that summarizes a page`s content. this website is having meta description of the following : Free digital tools for class activities, graphing, geometry, collaborative whiteboard and more


Vary Header Accept-Encoding

Vary Header Accept-Encoding

Download List of All Websites using Vary Header Accept-Encoding

   The Accept-Encoding request HTTP header advertises which content encoding, usually a compression algorithm, the client is able to understand. Using content negotiation, the server selects one of the proposals, uses it and informs the client of its choice with the Content-Encoding response header.

Tags:


Vary Header check for cookies

Vary Header check for cookies

Download List of All Websites using Vary Header check for cookies

   The Vary HTTP response header determines how to match future request headers to decide whether a cached response can be used rather than requesting a fresh one from the origin server. It is used by the server to indicate which headers it used when selecting a representation of a resource in a content negotiation algorithm.


Block Content Sniffing

Block Content Sniffing

Download List of All Websites using Block Content Sniffing

   The X-Content-Type-Options response HTTP header is a marker used by the server to indicate that the MIME types advertised in the Content-Type headers should not be changed and be followed. This allows to opt-out of MIME type sniffing, or, in other words, it is a way to say that the webmasters knew what they were doing.


HSTS - Browser HTTPS Only for domain and subdomains

HSTS - Browser HTTPS Only for domain and subdomains

Download List of All Websites using HSTS - Browser HTTPS Only for domain and subdomains

   The HTTP Strict-Transport-Security response header (often abbreviated as HSTS) lets a web site tell browsers that it should only be accessed using HTTPS, instead of using HTTP for domain and subdomains browsers will never connect to your domain using an insecure connection. While the service is hosted by Googlefor 63072000 seconds


XSS-Protection Header

XSS-Protection Header

Download List of All Websites using XSS-Protection Header

   The HTTP X-XSS-Protection response header is a feature of Internet Explorer, Chrome and Safari that stops pages from loading when they detect reflected cross-site scripting (XSS) attacks. Although these protections are largely unnecessary in modern browsers when sites implement a strong Content-Security-Policy that disables the use of inline JavaScript (`unsafe-inline`), they can still provide protections for users of older web browsers that don`t yet support CSP.




Document Encoding

Character Encoding :utf-8

Character Encoding :utf-8

Download List of All Websites using Character Encoding :utf-8

   This website is using utf-8 character encoding in HTML , character encoding is used to represent a repertoire of characters by some kind of encoding system.


Gzip Content-Encoding

Gzip Content-Encoding

Download List of All Websites using Gzip Content-Encoding

   The Content-Encoding entity header is used to compress the media-type. When present, its value indicates which encodings were applied to the entity-body. It lets the client know how to decode in order to obtain the media-type referenced by the Content-Type header.


Chunked transfer encoding

Chunked transfer encoding

Download List of All Websites using Chunked transfer encoding

   Chunked transfer encoding is a streaming data transfer mechanism available in version 1.1 of the Hypertext Transfer Protocol (HTTP). In chunked transfer encoding, the data stream is divided into a series of non-overlapping "chunks"




Email Hosting Providers

G Suite

G Suite

Download List of All Websites using G Suite

   formerly Google Apps for Work and Google Apps for Your Domain is a brand of cloud computing, productivity and collaboration tools, software and products developed by Google.

Tags:


SPF

SPF

Download List of All Websites using SPF

   The Sender Policy Framework (SPF) is an email-authentication technique which is used to prevent spammers from sending messages on behalf of your domain. With SPF an organisation can publish authorized mail servers.

Tags:


Zendesk

Zendesk

Download List of All Websites using Zendesk

   Zendesk Inc. is a customer service software company headquartered in San Francisco, California, USA. It is listed on the New York Stock Exchange with the symbol ZEN and is a constituent of the Russell 2000 Index


Microsoft Office 365

Microsoft Office 365

Download List of All Websites using Microsoft Office 365

   Microsoft Office 365 is a Software as a Service (SaaS) solution that includes Microsoft Office and other services, such as email and collaboration, from Microsoft’s cloud server. Microsoft Office 365 provides desktop functionalities and is available by subscription.

Tags:




Copyright

Copyright  : 2023

Copyright : 2023

Download List of All Websites using Copyright : 2023

   This website has copyright signature in the year : 2023




Language

English - Language

English - Language

Download List of All Websites using English - Language

   this website is using English as a language parameter




Operating Systems and Servers

Nginx 1.20.0

Nginx 1.20.0

Download List of All Websites using Nginx 1.20.0

   Nginx is a web server which can also be used as a reverse proxy, load balancer, mail proxy and HTTP cache. The software was created by Igor Sysoev and first publicly released in 2004. A company of the same name was founded in 2011 to provide support and Nginx plus paid software.

Tags:




Widgets

Twitter Cards

Twitter Cards

Download List of All Websites using Twitter Cards

   With Twitter Cards, you can attach rich photos, videos and media experiences to Tweets, helping to drive traffic to your website.




Mobile

Viewport  - initial-scale

Viewport - initial-scale

Download List of All Websites using Viewport - initial-scale

   The viewport is the user`s visible area of a web page. The viewport varies with the device, and will be smaller on a mobile phone than on a computer screen. Before tablets and mobile phones, web pages were designed only for computer screens, and it was common for web pages to have a static design and a fixed size.

Tags:


Viewport  - Width

Viewport - Width

Download List of All Websites using Viewport - Width

   The viewport is the user`s visible area of a web page. The viewport varies with the device, and will be smaller on a mobile phone than on a computer screen. Before tablets and mobile phones, web pages were designed only for computer screens, and it was common for web pages to have a static design and a fixed size.

Tags:


Viewport  - Mobile compatible

Viewport - Mobile compatible

Download List of All Websites using Viewport - Mobile compatible

   The viewport is the user`s visible area of a web page. The viewport varies with the device, and will be smaller on a mobile phone than on a computer screen. Before tablets and mobile phones, web pages were designed only for computer screens, and it was common for web pages to have a static design and a fixed size.

Tags:




Document Standards

Public Cache-Control

Public Cache-Control

2019-05-25 / 2023-05-07

|

Cache-Control Header Max-Age

Cache-Control Header Max-Age

2019-05-25 / 2023-05-07

|

Meta Description

Meta Description (removed)

2019-05-25 / 2019-05-25

|

favicon.ico

favicon.ico

2019-05-25 / 2023-05-07

|

schema.org micro-markup

schema.org micro-markup

2023-05-07 / 2023-05-07

|

Meta Description

Meta Description

2021-07-31 / 2023-05-07

|

Vary Header Accept-Encoding

Vary Header Accept-Encoding

2021-07-31 / 2023-05-07

|

Vary Header check for cookies

Vary Header check for cookies

2021-07-31 / 2023-05-07

|

Block Content Sniffing

Block Content Sniffing

2019-05-25 / 2023-05-07

|

HSTS - Browser HTTPS Only for domain and subdomains

HSTS - Browser HTTPS Only for domain and subdomains

2019-05-25 / 2023-05-07

|

Vary Header check for cookies

Vary Header check for cookies (removed)

2019-05-25 / 2019-05-25

|

Vary Header Accept-Encoding

Vary Header Accept-Encoding (removed)

2019-05-25 / 2019-05-25

|

XSS-Protection Header

XSS-Protection Header

2019-05-25 / 2023-05-07

|



Document Encoding

Character Encoding :utf-8

Character Encoding :utf-8

2019-05-25 / 2023-05-07

|

Gzip Content-Encoding

Gzip Content-Encoding

2021-07-31 / 2023-05-07

|

Chunked transfer encoding

Chunked transfer encoding

2019-05-25 / 2023-05-07

|



Email Hosting Providers

G Suite

G Suite

2019-05-25 / 2023-05-07

|

SPF

SPF

2019-05-25 / 2023-05-07

|

Zendesk

Zendesk

2023-05-07 / 2023-05-07

|

Microsoft Office 365

Microsoft Office 365

2019-05-25 / 2023-05-07

|



Copyright

Copyright  : 2023

Copyright : 2023

2023-05-07 / 2023-05-07

|



Language

English - Language

English - Language

2019-05-25 / 2023-05-07

|



Operating Systems and Servers

Nginx 1.20.0

Nginx 1.20.0

2021-07-31 / 2023-05-07

|

Nginx 1.14.1

Nginx 1.14.1 (removed)

2019-05-25 / 2019-05-25

|



Widgets

Twitter Cards

Twitter Cards

2019-05-25 / 2023-05-07

|



Mobile

Viewport  - initial-scale

Viewport - initial-scale

2019-05-25 / 2023-05-07

|

Viewport  - Width

Viewport - Width

2019-05-25 / 2023-05-07

|

Viewport  - Mobile compatible

Viewport - Mobile compatible

2019-05-25 / 2023-05-07

|



Profile Details

Last technolgie detected on 2023-05-07 We know of 24 technologies on geogebra.org and 28 technologies detected on geogebra.org since 2019-05-25.




Download our browser extension from here.


Notify me when technology changes on geogebra.org


Suggest technology

Can't find the technology you are looking for? Send us a suggestion, we will try and add it to our database.