teachingchannel.org

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Document Standards

HSTS - Browser HTTPS Only for domain and subdomains

HSTS - Browser HTTPS Only for domain and subdomains

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   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 subdomainsfor 63072000 seconds


Vary Header Accept-Encoding

Vary Header Accept-Encoding

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   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.

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Vary Header check for cookies

Vary Header check for cookies

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   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.


X-Frame-Options Header

X-Frame-Options Header

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   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>, <iframe>, <embed> or <object>. Sites can use this to avoid clickjacking attacks, by ensuring that their content is not embedded into other sites.


Varnish X-Cache-Group Header

Varnish X-Cache-Group Header

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   Purging specific header that contains the name of the group of Varnish Cache you wish to purger.


Block Content Sniffing

Block Content Sniffing

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   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.


XSS-Protection Header

XSS-Protection Header

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   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.


Must Revalidate HTTP Cache-Control

Must Revalidate HTTP Cache-Control

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   Indicates that once a resource has become stale (e.g. max-age has expired), a cache must not use the response to satisfy subsequent requests for this resource without successful validation on the origin server.

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Cache-Control Header Max-Age

Cache-Control Header Max-Age

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   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=600 secs.




Email Hosting Providers

G Suite

G Suite

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   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.

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SPF

SPF

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   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.

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Mailchimp

Mailchimp

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   Mailchimp is a marketing automation platform and an email marketing service.

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Microsoft Office 365

Microsoft Office 365

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   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.

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Mandrill

Mandrill

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   Mandrill is a scalable and affordable email infrastructure service. Mandrill is a paid Mailchimp add-on.

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Document Encoding

Character Encoding :UTF-8

Character Encoding :UTF-8

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   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.


Chunked transfer encoding

Chunked transfer encoding

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   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"




Web Servers

Server partial requests support

Server partial requests support

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   The Accept-Ranges response HTTP header is a marker used by the server to advertise its support of partial requests. The value of this field indicates the unit that can be used to define a range.




Operating Systems and Servers

Cloudflare

Cloudflare

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   Cloudflare, Inc. is an American web infrastructure and website security company, providing content delivery network services, DDoS mitigation, Internet security, and distributed domain name server services




Language

English United State - Language

English United State - Language

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   this website is using English as a language parameter


English - Language

English - Language

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   this website is using English as a language parameter




Document Standards

Cloudflare Certificate Transparency

Cloudflare Certificate Transparency (removed)

2021-07-31 / 2021-07-31

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HSTS - Browser HTTPS Only for domain and subdomains

HSTS - Browser HTTPS Only for domain and subdomains

2023-05-07 / 2023-05-07

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Vary Header Accept-Encoding

Vary Header Accept-Encoding

2023-05-07 / 2023-05-07

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Vary Header check for cookies

Vary Header check for cookies

2023-05-07 / 2023-05-07

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HSTS - Browser HTTPS Only

HSTS - Browser HTTPS Only (removed)

2021-07-31 / 2021-07-31

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X-Frame-Options Header

X-Frame-Options Header

2023-05-07 / 2023-05-07

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Cache-Control Header Max-Age

Cache-Control Header Max-Age (removed)

2021-07-31 / 2021-07-31

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Varnish X-Cache-Group Header

Varnish X-Cache-Group Header

2023-05-07 / 2023-05-07

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Vary Header Accept-Encoding

Vary Header Accept-Encoding (removed)

2021-07-31 / 2021-07-31

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Meta Description

Meta Description (removed)

2021-07-31 / 2021-07-31

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Block Content Sniffing

Block Content Sniffing

2023-05-07 / 2023-05-07

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XSS-Protection Header

XSS-Protection Header

2023-05-07 / 2023-05-07

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Must Revalidate HTTP Cache-Control

Must Revalidate HTTP Cache-Control

2023-05-07 / 2023-05-07

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Cache-Control Header Max-Age

Cache-Control Header Max-Age

2023-05-07 / 2023-05-07

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Email Hosting Providers

G Suite

G Suite

2023-05-07 / 2023-05-07

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SPF

SPF

2023-05-07 / 2023-05-07

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Mailchimp

Mailchimp

2023-05-07 / 2023-05-07

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Microsoft Office 365

Microsoft Office 365

2023-05-07 / 2023-05-07

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Mandrill

Mandrill

2023-05-07 / 2023-05-07

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Mobile

Viewport  - Width

Viewport - Width (removed)

2021-07-31 / 2021-07-31

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Viewport  - initial-scale

Viewport - initial-scale (removed)

2021-07-31 / 2021-07-31

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Viewport  - Mobile compatible

Viewport - Mobile compatible (removed)

2021-07-31 / 2021-07-31

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Language

English - Language

English - Language (removed)

2021-07-31 / 2021-07-31

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English United State - Language

English United State - Language

2023-05-07 / 2023-05-07

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English - Language

English - Language

2023-05-07 / 2023-05-07

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Document Encoding

Character Encoding :utf-8

Character Encoding :utf-8 (removed)

2021-07-31 / 2021-07-31

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Character Encoding :UTF-8

Character Encoding :UTF-8

2023-05-07 / 2023-05-07

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Gzip Content-Encoding

Gzip Content-Encoding (removed)

2021-07-31 / 2021-07-31

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Chunked transfer encoding

Chunked transfer encoding

2021-07-31 / 2023-05-07

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Analytics and Tracking

Google Analytics

Google Analytics (removed)

2021-07-31 / 2021-07-31

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Widgets

Twitter Cards

Twitter Cards (removed)

2021-07-31 / 2021-07-31

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Web Servers

Server partial requests support

Server partial requests support

2023-05-07 / 2023-05-07

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Advertising

Google Adsense

Google Adsense (removed)

2021-07-31 / 2021-07-31

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Operating Systems and Servers

Cloudflare

Cloudflare

2021-07-31 / 2023-05-07

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Content Delivery Network

CloudFlare

CloudFlare (removed)

2021-07-31 / 2021-07-31

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Profile Details

Last technolgie detected on 2023-05-07 We know of 20 technologies on teachingchannel.org and 35 technologies detected on teachingchannel.org since 2021-07-31.




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