debian.org

Find out what technologies debian.org is using
Document Standards

HSTS - Browser HTTPS Only

HSTS - Browser HTTPS Only

Download List of All Websites using HSTS - Browser HTTPS Only

   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 15552000 seconds


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.


HTTP Upgrade Header - HTTP/2

HTTP Upgrade Header - HTTP/2

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   The HTTP Upgrade mechanism is used to establish HTTP/2 starting from plain HTTP. The client starts an HTTP/1.1 connection and sends an Upgrade: h2c header. If the server supports HTTP/2, it replies with HTTP 101 Switching Protocol status code. The HTTP Upgrade mechanism is used only for cleartext HTTP2 (h2c). In the case of HTTP2 over TLS (h2), the ALPN TLS protocol extension is used instead.

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favicon.ico

favicon.ico

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   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.

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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.


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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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

Apache

Apache

Download List of All Websites using Apache

   The Apache HTTP Server, colloquially called Apache, is free and open-source cross-platform web server software, released under the terms of Apache License 2.0. Apache is developed and maintained by an open community of developers under the auspices of the Apache Software Foundation.




Web Servers

Server partial requests support

Server partial requests support

Download List of All Websites using Server partial requests support

   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.




Document Encoding

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.




Mobile

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.

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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.

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Document Standards

HSTS - Browser HTTPS Only

HSTS - Browser HTTPS Only

2019-05-25 / 2023-05-07

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Cache-Control Header Max-Age

Cache-Control Header Max-Age

2019-05-25 / 2023-05-07

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Vary Header Accept-Encoding

Vary Header Accept-Encoding (removed)

2019-05-25 / 2019-05-25

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HTTP Upgrade Header - HTTP/2

HTTP Upgrade Header - HTTP/2

2021-07-31 / 2023-05-07

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favicon.ico

favicon.ico

2019-05-25 / 2023-05-07

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Block Content Sniffing

Block Content Sniffing

2019-05-25 / 2023-05-07

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Vary Header Accept-Encoding

Vary Header Accept-Encoding

2021-07-31 / 2023-05-07

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Language

English - Language

English - Language

2019-05-25 / 2023-05-07

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Operating Systems and Servers

Apache

Apache

2019-05-25 / 2023-05-07

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Web Servers

Server partial requests support

Server partial requests support

2019-05-25 / 2023-05-07

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Document Encoding

Gzip Content-Encoding

Gzip Content-Encoding

2021-07-31 / 2023-05-07

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Mobile

Viewport  - Width

Viewport - Width

2019-05-25 / 2023-05-07

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Viewport  - initial-scale

Viewport - initial-scale

2019-05-25 / 2023-05-07

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Profile Details

Last technolgie detected on 2023-05-07 We know of 12 technologies on debian.org and 13 technologies detected on debian.org since 2019-05-25.




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