vtopo.fr

Find out what technologies vtopo.fr is using
Document Standards

Age HTTP Header - Original Server Response

Age HTTP Header - Original Server Response

Download List of All Websites using Age HTTP Header - Original Server Response

   The Age header contains the time in seconds the object has been in a proxy cache.


HSTS - Browser HTTPS Only for domain and subdomains

HSTS - Browser HTTPS Only for domain and subdomains

Download List of All Websites using HSTS - Browser HTTPS Only for domain and subdomains

   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 16070400 seconds


X-Frame-Options Header

X-Frame-Options Header

Download List of All Websites using X-Frame-Options Header

   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

Download List of All Websites using Pragma Header - backwards compatibility with HTTP/1.0

   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.


X-Cache HTTP Header

X-Cache HTTP Header

Download List of All Websites using X-Cache HTTP Header

   The resource was not in the website cache, and was pulled from the origin server like Varnish servers.


Vary Header Accept-Encoding

Vary Header Accept-Encoding

Download List of All Websites using Vary Header Accept-Encoding

   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.

Tags:


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.


XSS-Protection Header

XSS-Protection Header

Download List of All Websites using XSS-Protection Header

   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.


No Cache Content

No Cache Content

Download List of All Websites using No Cache Content

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


NO Store HTTP Cache-Control

NO Store HTTP Cache-Control

Download List of All Websites using NO Store HTTP Cache-Control

   The cache should not store anything about the client request or server response.

Tags:


Must Revalidate HTTP Cache-Control

Must Revalidate HTTP Cache-Control

Download List of All Websites using Must Revalidate HTTP Cache-Control

   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.

Tags:


Public Cache-Control

Public Cache-Control

Download List of All Websites using Public Cache-Control

   Indicates that the response may be cached by any cache, even if the response would normally be non-cacheable (e.g. if the response does not contain a max-age directive or the Expires header).

Tags:


Precheck Cache-Control Header

Precheck Cache-Control Header

Download List of All Websites using Precheck Cache-Control Header

   this website is using precheck Cache-Control Header.


Post Cache-Control Header

Post Cache-Control Header

Download List of All Websites using Post Cache-Control Header

   this website is using post-heck Cache-Control Header.




Analytics and Tracking

Facebook Pixel

Facebook Pixel

Download List of All Websites using Facebook Pixel

   The Facebook pixel is an analytics tool that allows you to measure the effectiveness of your advertising by understanding the actions people take on your website.

Tags:




Framworks

Varnish

Varnish

Download List of All Websites using Varnish

   Varnish is an HTTP accelerator designed for content-heavy dynamic web sites as well as APIs. In contrast to other web accelerators, such as Squid, which began life as a client-side cache, or Apache and nginx, which are primarily origin servers, Varnish was designed as an HTTP accelerator.




Email Hosting Providers

SPF

SPF

Download List of All Websites using SPF

   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.

Tags:




Operating Systems and Servers

Apache 2.4.46 |Operating System:Ubuntu

Apache 2.4.46 |Operating System:Ubuntu

Download List of All Websites using Apache 2.4.46 |Operating System:Ubuntu

   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.




Document Encoding

Character Encoding :UTF-8

Character Encoding :UTF-8

Download List of All Websites using Character Encoding :UTF-8

   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

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.




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.




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.

Tags:


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.

Tags:




Document Standards

Age HTTP Header - Original Server Response

Age HTTP Header - Original Server Response

2021-08-31 / 2021-08-31

|

HSTS - Browser HTTPS Only for domain and subdomains

HSTS - Browser HTTPS Only for domain and subdomains

2021-08-31 / 2021-08-31

|

X-Frame-Options Header

X-Frame-Options Header

2021-08-31 / 2021-08-31

|

Pragma Header - backwards compatibility with HTTP/1.0

Pragma Header - backwards compatibility with HTTP/1.0

2021-08-31 / 2021-08-31

|

X-Cache HTTP Header

X-Cache HTTP Header

2021-08-31 / 2021-08-31

|

Vary Header Accept-Encoding

Vary Header Accept-Encoding

2021-08-31 / 2021-08-31

|

Block Content Sniffing

Block Content Sniffing

2021-08-31 / 2021-08-31

|

XSS-Protection Header

XSS-Protection Header

2021-08-31 / 2021-08-31

|

No Cache Content

No Cache Content

2021-08-31 / 2021-08-31

|

NO Store HTTP Cache-Control

NO Store HTTP Cache-Control

2021-08-31 / 2021-08-31

|

Must Revalidate HTTP Cache-Control

Must Revalidate HTTP Cache-Control

2021-08-31 / 2021-08-31

|

Public Cache-Control

Public Cache-Control

2021-08-31 / 2021-08-31

|

Precheck Cache-Control Header

Precheck Cache-Control Header

2021-08-31 / 2021-08-31

|

Post Cache-Control Header

Post Cache-Control Header

2021-08-31 / 2021-08-31

|



Analytics and Tracking

Facebook Pixel

Facebook Pixel

2021-08-31 / 2021-08-31

|



Framworks

Varnish

Varnish

2021-08-31 / 2021-08-31

|



Email Hosting Providers

SPF

SPF

2021-08-31 / 2021-08-31

|



Operating Systems and Servers

Apache 2.4.46 |Operating System:Ubuntu

Apache 2.4.46 |Operating System:Ubuntu

2021-08-31 / 2021-08-31

|



Document Encoding

Character Encoding :UTF-8

Character Encoding :UTF-8

2021-08-31 / 2021-08-31

|

Gzip Content-Encoding

Gzip Content-Encoding

2021-08-31 / 2021-08-31

|



Web Servers

Server partial requests support

Server partial requests support

2021-08-31 / 2021-08-31

|



Mobile

Viewport  - Width

Viewport - Width

2021-08-31 / 2021-08-31

|

Viewport  - initial-scale

Viewport - initial-scale

2021-08-31 / 2021-08-31

|



Profile Details

Last technolgie detected on 2021-08-31 We know of 23 technologies on vtopo.fr and 23 technologies detected on vtopo.fr since 2021-08-31.




Download our browser extension from here.


Notify me when technology changes on vtopo.fr


Suggest technology

Can't find the technology you are looking for? Send us a suggestion, we will try and add it to our database.