4sq.com

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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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Document Standards

HSTS - Browser HTTPS Only

HSTS - Browser HTTPS Only

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   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 31536000 seconds


SEO Robots : Allow to index and follow website links

SEO Robots : Allow to index and follow website links

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   Meta robots tag is a tag that tells search engines what to follow and what not to follow.


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.


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=300 secs.


schema.org micro-markup

schema.org micro-markup

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   Schema.org is a collaborative, community activity with a mission to create, maintain, and promote schemas for structured data on the Internet, on web pages, in email messages, and beyond.

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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.


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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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

Download List of All Websites using Viewport - Mobile compatible

   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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Widgets

Google Tag Manager

Google Tag Manager

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   Google Tag Manager is a tag management system created by Google to manage JavaScript and HTML tags used for tracking and analytics on websites (variants of e-marketing tags, sometimes referred to as tracking pixels or web beacons.

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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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Operating Systems and Servers

Nginx

Nginx

Download List of All Websites using Nginx

   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 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.




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.




Web Servers

Server partial requests support

Server partial requests support

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   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.




Language

English United State - Language

English United State - Language

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   this website is using English as a language parameter


English - Language

English - Language

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   this website is using English as a language parameter




Widgets

Google Fonts API

Google Fonts API (removed)

2019-05-25 / 2021-07-31

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Google Tag Manager

Google Tag Manager

2023-05-07 / 2023-05-07

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Twitter Cards

Twitter Cards

2023-05-07 / 2023-05-07

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WordPress DNS Prefetching

WordPress DNS Prefetching

2023-05-07 / 2023-05-07

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Email Hosting Providers

G Suite

G Suite

2019-05-25 / 2023-05-07

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Document Standards

HSTS - Browser HTTPS Only

HSTS - Browser HTTPS Only

2021-07-31 / 2023-05-07

|

SEO Robots : Allow to index and follow website links

SEO Robots : Allow to index and follow website links

2023-05-07 / 2023-05-07

|

X-Frame-Options Header

X-Frame-Options Header

2021-07-31 / 2023-05-07

|

Must Revalidate HTTP Cache-Control

Must Revalidate HTTP Cache-Control

2023-05-07 / 2023-05-07

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Cache-Control Header Max-Age

Cache-Control Header Max-Age

2023-05-07 / 2023-05-07

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schema.org micro-markup

schema.org micro-markup

2023-05-07 / 2023-05-07

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X-Cache HTTP Header

X-Cache HTTP Header (removed)

2019-05-25 / 2021-07-31

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Vary Header Accept-Encoding

Vary Header Accept-Encoding

2023-05-07 / 2023-05-07

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Block Content Sniffing

Block Content Sniffing

2021-07-31 / 2023-05-07

|

XSS-Protection Header

XSS-Protection Header

2021-07-31 / 2023-05-07

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XFN 1.1

XFN 1.1

2023-05-07 / 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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Viewport  - Mobile compatible

Viewport - Mobile compatible

2019-05-25 / 2023-05-07

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Language

English - Language

English - Language (removed)

2019-05-25 / 2021-07-31

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English United State - Language

English United State - Language

2023-05-07 / 2023-05-07

|

English - Language

English - Language

2023-05-07 / 2023-05-07

|



Operating Systems and Servers

Nginx

Nginx

2023-05-07 / 2023-05-07

|



Document Encoding

Character Encoding :UTF-8

Character Encoding :UTF-8

2023-05-07 / 2023-05-07

|

Gzip Content-Encoding

Gzip Content-Encoding

2023-05-07 / 2023-05-07

|



Framworks

Varnish

Varnish

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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Profile Details

Last technolgie detected on 2023-05-07 We know of 24 technologies on 4sq.com and 27 technologies detected on 4sq.com since 2019-05-25.




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