cetra.link

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Operating Systems and Servers

Apache 2.4.41

Apache 2.4.41

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   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.




Framworks

PHP 7.2.26

PHP 7.2.26

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   PHP: Hypertext Preprocessor is a general-purpose programming language originally designed for web development.

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Document Standards

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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No Cache Content

No Cache Content

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   Forces caches to submit the request to the origin server for validation before releasing a cached copy.


Private Cache-Control Header

Private Cache-Control Header

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   The Cache-Control general-header field is used to specify directives for caching mechanisms in both requests and responses. Caching directives are unidirectional, meaning that a given directive in a request is not implying that the same directive is to be given in the response.




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"




Operating Systems and Servers

Apache 2.4.41

Apache 2.4.41

2021-09-11 / 2021-09-11

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Framworks

PHP 7.2.26

PHP 7.2.26

2021-09-11 / 2021-09-11

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Document Standards

HTTP Upgrade Header - HTTP/2

HTTP Upgrade Header - HTTP/2

2021-09-11 / 2021-09-11

|

No Cache Content

No Cache Content

2021-09-11 / 2021-09-11

|

Private Cache-Control Header

Private Cache-Control Header

2021-09-11 / 2021-09-11

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Document Encoding

Character Encoding :UTF-8

Character Encoding :UTF-8

2021-09-11 / 2021-09-11

|

Chunked transfer encoding

Chunked transfer encoding

2021-09-11 / 2021-09-11

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Profile Details

Last technolgie detected on 2021-09-11 We know of 7 technologies on cetra.link and 7 technologies detected on cetra.link since 2021-09-11.




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