thuviendohoa.vn

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Document Standards

Age HTTP Header - Original Server Response

Age HTTP Header - Original Server Response

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


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.


Meta Description

Meta Description

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   A meta description is a 160-character snippet, a meta tag in HTML, that summarizes a page`s content. this website is having meta description of the following : Thư viện đồ họa.vn trang web chia sẻ thư viện file Vector, Photoshop, Hình ảnh, template, 3D... miễn phí


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.


Post Cache-Control Header

Post Cache-Control Header

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


Precheck Cache-Control Header

Precheck Cache-Control Header

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   this website is using precheck Cache-Control Header.


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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NO Store HTTP Cache-Control

NO Store HTTP Cache-Control

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

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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.


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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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.




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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Content Delivery Network

Google Hosted Libraries

Google Hosted Libraries

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   The Google Hosted Libraries is a stable, reliable, high-speed, globally available content distribution network for the most popular, open-source JavaScript libraries.


JSDelivr

JSDelivr

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   JSDelivr (stylized as jsDelivr) is a free public CDN for open-source projects.

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Cdnjs

Cdnjs

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   cdnjs is a CDN host for opensource libraries

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JavaScript Libraries and Functions

jquery  1.7.1

jquery 1.7.1

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   JavaScript library for DOM operations

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jquery  1.11.0

jquery 1.11.0

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   JavaScript library for DOM operations

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jquery  2.1.3

jquery 2.1.3

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   JavaScript library for DOM operations

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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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Framworks

Varnish

Varnish

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   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.


PHP 5.6.4-4ubuntu6.4

PHP 5.6.4-4ubuntu6.4

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

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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.


Google Fonts API

Google Fonts API

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   Making the web more beautiful, fast, and open through great typography.this website is using Lato:400,700 font family

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Operating Systems and Servers

Nginx 1.6.2  On OS:Ubuntu

Nginx 1.6.2 On OS:Ubuntu

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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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Apache 2.4.29 |Operating System:Ubuntu

Apache 2.4.29 |Operating System:Ubuntu

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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.




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.




Document Standards

Age HTTP Header - Original Server Response

Age HTTP Header - Original Server Response (removed)

2019-05-31 / 2019-05-31

|

Pragma Header - backwards compatibility with HTTP/1.0

Pragma Header - backwards compatibility with HTTP/1.0

2019-05-31 / 2021-08-22

|

Meta Description

Meta Description (removed)

2019-05-31 / 2019-05-31

|

SEO Robots : Allow to index and follow website links

SEO Robots : Allow to index and follow website links (removed)

2019-05-31 / 2019-05-31

|

Post Cache-Control Header

Post Cache-Control Header

2021-08-22 / 2021-08-22

|

Precheck Cache-Control Header

Precheck Cache-Control Header

2021-08-22 / 2021-08-22

|

Must Revalidate HTTP Cache-Control

Must Revalidate HTTP Cache-Control

2021-08-22 / 2021-08-22

|

NO Store HTTP Cache-Control

NO Store HTTP Cache-Control

2021-08-22 / 2021-08-22

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No Cache Content

No Cache Content

2021-08-22 / 2021-08-22

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Vary Header Accept-Encoding

Vary Header Accept-Encoding

2021-08-22 / 2021-08-22

|

No Cache Content

No Cache Content (removed)

2019-05-31 / 2019-05-31

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Document Encoding

Character Encoding :utf-8

Character Encoding :utf-8

2019-05-31 / 2021-08-22

|

Gzip Content-Encoding

Gzip Content-Encoding

2021-08-22 / 2021-08-22

|



Email Hosting Providers

G Suite

G Suite (removed)

2019-05-31 / 2019-05-31

|



Content Delivery Network

Google Hosted Libraries

Google Hosted Libraries

2021-08-22 / 2021-08-22

|

Google Hosted Libraries

Google Hosted Libraries (removed)

2019-05-31 / 2019-05-31

|

JSDelivr

JSDelivr

2021-08-22 / 2021-08-22

|

Cdnjs

Cdnjs (removed)

2019-05-31 / 2019-05-31

|



JavaScript Libraries and Functions

jquery  1.7.1

jquery 1.7.1

2021-08-22 / 2021-08-22

|

jquery  1.11.0

jquery 1.11.0 (removed)

2019-05-31 / 2019-05-31

|

jquery  2.1.3

jquery 2.1.3 (removed)

2019-05-31 / 2019-05-31

|



Mobile

Viewport  - Width

Viewport - Width

2021-08-22 / 2021-08-22

|

Viewport  - initial-scale

Viewport - initial-scale

2021-08-22 / 2021-08-22

|

Viewport  - Mobile compatible

Viewport - Mobile compatible

2021-08-22 / 2021-08-22

|

Viewport  - initial-scale

Viewport - initial-scale (removed)

2019-05-31 / 2019-05-31

|

Viewport  - Width

Viewport - Width (removed)

2019-05-31 / 2019-05-31

|

Viewport  - Mobile compatible

Viewport - Mobile compatible (removed)

2019-05-31 / 2019-05-31

|



Framworks

Varnish

Varnish (removed)

2019-05-31 / 2019-05-31

|

PHP 5.6.4-4ubuntu6.4

PHP 5.6.4-4ubuntu6.4 (removed)

2019-05-31 / 2019-05-31

|



Widgets

Google Tag Manager

Google Tag Manager

2021-08-22 / 2021-08-22

|

Twitter Cards

Twitter Cards

2021-08-22 / 2021-08-22

|

Google Fonts API

Google Fonts API

2021-08-22 / 2021-08-22

|



Operating Systems and Servers

Nginx 1.6.2  On OS:Ubuntu

Nginx 1.6.2 On OS:Ubuntu (removed)

2019-05-31 / 2019-05-31

|

Apache 2.4.29 |Operating System:Ubuntu

Apache 2.4.29 |Operating System:Ubuntu

2021-08-22 / 2021-08-22

|



Web Servers

Server partial requests support

Server partial requests support (removed)

2019-05-31 / 2019-05-31

|



Profile Details

Last technolgie detected on 2021-08-22 We know of 30 technologies on thuviendohoa.vn and 35 technologies detected on thuviendohoa.vn since 2019-05-31.




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