libro.fm

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Document Standards

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.


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=0 secs.


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.


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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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.




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.


Gzip Content-Encoding

Gzip Content-Encoding

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   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

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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"




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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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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Language

English - Language

English - Language

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   this website is using English as a language parameter




Mobile

Viewport  - Width

Viewport - Width

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   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  - Mobile compatible

Viewport - Mobile compatible

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   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

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   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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Copyright

Copyright  : 2021

Copyright : 2021

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   This website has copyright signature in the year : 2021




Operating Systems and Servers

Nginx 1.17.9

Nginx 1.17.9

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   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.

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Document Standards

Private Cache-Control Header

Private Cache-Control Header

2021-08-29 / 2021-08-29

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Must Revalidate HTTP Cache-Control

Must Revalidate HTTP Cache-Control

2021-08-29 / 2021-08-29

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Cache-Control Header Max-Age

Cache-Control Header Max-Age

2021-08-29 / 2021-08-29

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X-Frame-Options Header

X-Frame-Options Header

2021-08-29 / 2021-08-29

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Vary Header Accept-Encoding

Vary Header Accept-Encoding

2021-08-29 / 2021-08-29

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Block Content Sniffing

Block Content Sniffing

2021-08-29 / 2021-08-29

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XSS-Protection Header

XSS-Protection Header

2021-08-29 / 2021-08-29

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Document Encoding

Character Encoding :utf-8

Character Encoding :utf-8

2021-08-29 / 2021-08-29

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Gzip Content-Encoding

Gzip Content-Encoding

2021-08-29 / 2021-08-29

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Chunked transfer encoding

Chunked transfer encoding

2021-08-29 / 2021-08-29

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Email Hosting Providers

G Suite

G Suite

2021-08-29 / 2021-08-29

|

SPF

SPF

2021-08-29 / 2021-08-29

|

Mandrill

Mandrill

2021-08-29 / 2021-08-29

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Language

English - Language

English - Language

2021-08-29 / 2021-08-29

|



Mobile

Viewport  - Width

Viewport - Width

2021-08-29 / 2021-08-29

|

Viewport  - Mobile compatible

Viewport - Mobile compatible

2021-08-29 / 2021-08-29

|

Viewport  - initial-scale

Viewport - initial-scale

2021-08-29 / 2021-08-29

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Copyright

Copyright  : 2021

Copyright : 2021

2021-08-29 / 2021-08-29

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Operating Systems and Servers

Nginx 1.17.9

Nginx 1.17.9

2021-08-29 / 2021-08-29

|



Profile Details

Last technolgie detected on 2021-08-29 We know of 19 technologies on libro.fm and 19 technologies detected on libro.fm since 2021-08-29.




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