zendalibros.com

Find out what technologies zendalibros.com is using
Document Standards

HSTS - Browser HTTPS Only for domain and subdomains

HSTS - Browser HTTPS Only for domain and subdomains

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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 domain and subdomainsfor 31536000 seconds


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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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.


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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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.


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 : ¿Sería posible crear una especie de lugar o plaza común, de legión extranjera donde a nadie se le preguntara sino por libros y literatura?, Pérez-Reverte.




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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Analytics and Tracking

Google Analytics

Google Analytics

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   Google Analytics is a web analytics service offered by Google that tracks and reports website traffic, currently as a platform inside the Google Marketing Platform brand.

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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.


AddThis

AddThis

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   AddThis free website tools include share buttons, targeting tools and content recommendations help you get more likes, shares and followers

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Mobile

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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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.


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"




Operating Systems and Servers

Nginx 1.20.1

Nginx 1.20.1

Download List of All Websites using Nginx 1.20.1

   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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Language

Spanish - Language

Spanish - Language

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   this website is using English as a language parameter




JavaScript Libraries and Functions

Twitter API

Twitter API

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   You can access Twitter via the web or your mobile device. To share information on Twitter as widely as possible




Document Standards

HSTS - Browser HTTPS Only for domain and subdomains

HSTS - Browser HTTPS Only for domain and subdomains

2021-08-01 / 2023-05-08

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W3C SVG

W3C SVG

2021-08-01 / 2023-05-08

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SEO Robots : Allow to index and follow website links

SEO Robots : Allow to index and follow website links

2023-05-08 / 2023-05-08

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X-Frame-Options Header

X-Frame-Options Header

2021-08-01 / 2023-05-08

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Cache-Control Header Max-Age

Cache-Control Header Max-Age (removed)

2019-05-25 / 2019-05-25

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schema.org micro-markup

schema.org micro-markup

2019-05-25 / 2023-05-08

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Vary Header Accept-Encoding

Vary Header Accept-Encoding (removed)

2019-05-25 / 2019-05-25

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Block Content Sniffing

Block Content Sniffing

2021-08-01 / 2023-05-08

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Meta Description

Meta Description

2019-05-25 / 2023-05-08

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JavaScript Libraries and Functions

Facebook SDK

Facebook SDK (removed)

2021-08-01 / 2021-08-01

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Google Publisher Tags

Google Publisher Tags (removed)

2021-08-01 / 2021-08-01

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Twitter API

Twitter API

2019-05-25 / 2023-05-08

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Email Hosting Providers

SPF

SPF

2019-05-25 / 2023-05-08

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Analytics and Tracking

Google Analytics

Google Analytics

2021-08-01 / 2023-05-08

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Framworks

PHP 7.3.8

PHP 7.3.8 (removed)

2021-08-01 / 2021-08-01

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PHP 7.0.33

PHP 7.0.33 (removed)

2019-05-25 / 2019-05-25

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Content Management System

WordPress 5.1.1

WordPress 5.1.1 (removed)

2019-05-25 / 2019-05-25

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WordPress 5.2.2

WordPress 5.2.2 (removed)

2021-08-01 / 2021-08-01

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Widgets

Google Maps

Google Maps (removed)

2021-08-01 / 2021-08-01

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Google Tag Manager

Google Tag Manager

2019-05-25 / 2023-05-08

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Twitter Cards

Twitter Cards

2019-05-25 / 2023-05-08

|

AddThis

AddThis

2021-08-01 / 2023-05-08

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Mobile

Viewport  - initial-scale

Viewport - initial-scale

2019-05-25 / 2023-05-08

|



Operating Systems and Servers

Apache

Apache (removed)

2019-05-25 / 2019-05-25

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Nginx 1.20.1

Nginx 1.20.1

2023-05-08 / 2023-05-08

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Nginx 1.12.2

Nginx 1.12.2 (removed)

2021-08-01 / 2021-08-01

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Document Encoding

Character Encoding :UTF-8

Character Encoding :UTF-8

2019-05-25 / 2023-05-08

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Chunked transfer encoding

Chunked transfer encoding

2021-08-01 / 2023-05-08

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Web Hosting Providers

Plesk

Plesk (removed)

2019-05-25 / 2019-05-25

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Language

Spanish - Language

Spanish - Language

2019-05-25 / 2023-05-08

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Profile Details

Last technolgie detected on 2023-05-08 We know of 18 technologies on zendalibros.com and 30 technologies detected on zendalibros.com since 2019-05-25.




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