rexx-systems.com

Find out what technologies rexx-systems.com is using
Document Standards

W3C SVG

W3C SVG

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   is an XML namespace, first defined in the Scalable Vector Graphics (SVG) 1.0 Specification and subsequently added to by SVG 1.1, SVG 1.2 and SVG 2.

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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.


Pragma Header - backwards compatibility with HTTP/1.0

Pragma Header - backwards compatibility with HTTP/1.0

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   The Pragma HTTP/1.0 general header is an implementation-specific header that may have various effects along the request-response chain. It is used for backwards compatibility with HTTP/1.0 caches where the Cache-Control HTTP/1.1 header is not yet present.


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.


XFN 1.1

XFN 1.1

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   XFN is a technical term that is an acronym that stands for “XHTML Friends Network.” This is primarily used by websites that want to create a series of referral links between other websites in order to boost SEO ratings.

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Language

German -  Language

German - Language

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   this website is using German as a language parameter


German (Germany) - Language

German (Germany) - Language

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   this website is using German (Germany) as a language parameter




Copyright

Copyright  : 2023

Copyright : 2023

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   This website has copyright signature in the year : 2023




Email Hosting Providers

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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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  - 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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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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Operating Systems and Servers

Nginx

Nginx

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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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Analytics and Tracking

 LinkedIn Insight Tag

LinkedIn Insight Tag

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   The LinkedIn Insight Tag is a lightweight JavaScript tag that powers conversion tracking, website audiences, and website demographics. The Insight Tag should be incorporated as a standard component of your website`s pages to enable these LinkedIn Marketing Solutions features.




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"




Widgets

Twitter Cards

Twitter Cards

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


WordPress DNS Prefetching

WordPress DNS Prefetching

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   DNS prefetching is an attempt to resolve domain names before a user tries to follow a link. This is done using the computer`s normal DNS resolution mechanism

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Document Standards

Meta keywords

Meta keywords (removed)

2021-08-07 / 2021-08-07

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W3C SVG

W3C SVG

2023-05-13 / 2023-05-13

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Meta Description

Meta Description (removed)

2021-08-07 / 2021-08-07

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X-Frame-Options Header

X-Frame-Options Header

2021-08-07 / 2023-05-13

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Pragma Header - backwards compatibility with HTTP/1.0

Pragma Header - backwards compatibility with HTTP/1.0

2021-08-07 / 2023-05-13

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Post Cache-Control Header

Post Cache-Control Header (removed)

2021-08-07 / 2021-08-07

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Precheck Cache-Control Header

Precheck Cache-Control Header (removed)

2021-08-07 / 2021-08-07

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Must Revalidate HTTP Cache-Control

Must Revalidate HTTP Cache-Control (removed)

2021-08-07 / 2021-08-07

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NO Store HTTP Cache-Control

NO Store HTTP Cache-Control (removed)

2021-08-07 / 2021-08-07

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No Cache Content

No Cache Content (removed)

2021-08-07 / 2021-08-07

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Vary Header Accept-Encoding

Vary Header Accept-Encoding (removed)

2021-08-07 / 2021-08-07

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No Cache Content

No Cache Content

2023-05-13 / 2023-05-13

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XFN 1.1

XFN 1.1

2023-05-13 / 2023-05-13

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Language

German -  Language

German - Language

2023-05-13 / 2023-05-13

|

German (Germany) - Language

German (Germany) - Language

2023-05-13 / 2023-05-13

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English - Language

English - Language (removed)

2021-08-07 / 2021-08-07

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Copyright

Copyright  : 2023

Copyright : 2023

2023-05-13 / 2023-05-13

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Email Hosting Providers

SPF

SPF

2021-08-07 / 2023-05-13

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Mobile

Viewport  - Width

Viewport - Width

2023-05-13 / 2023-05-13

|

Viewport  - initial-scale

Viewport - initial-scale

2023-05-13 / 2023-05-13

|

Viewport  - Mobile compatible

Viewport - Mobile compatible

2023-05-13 / 2023-05-13

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Viewport  - initial-scale

Viewport - initial-scale (removed)

2021-08-07 / 2021-08-07

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Viewport  - Width

Viewport - Width (removed)

2021-08-07 / 2021-08-07

|

Viewport  - Mobile compatible

Viewport - Mobile compatible (removed)

2021-08-07 / 2021-08-07

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Operating Systems and Servers

Nginx

Nginx

2023-05-13 / 2023-05-13

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Nginx 1.19.6

Nginx 1.19.6 (removed)

2021-08-07 / 2021-08-07

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Analytics and Tracking

 LinkedIn Insight Tag

LinkedIn Insight Tag

2023-05-13 / 2023-05-13

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Document Encoding

Character Encoding :UTF-8

Character Encoding :UTF-8

2021-08-07 / 2023-05-13

|

Gzip Content-Encoding

Gzip Content-Encoding

2021-08-07 / 2023-05-13

|

Chunked transfer encoding

Chunked transfer encoding

2023-05-13 / 2023-05-13

|



Widgets

Twitter Cards

Twitter Cards

2021-08-07 / 2023-05-13

|

WordPress DNS Prefetching

WordPress DNS Prefetching

2021-08-07 / 2023-05-13

|



Profile Details

Last technolgie detected on 2023-05-13 We know of 19 technologies on rexx-systems.com and 32 technologies detected on rexx-systems.com since 2021-08-07.




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