6.3 sec in total
1.2 sec
4 sec
1.1 sec
Click here to check amazing Booksellers content. Otherwise, check out these important facts you probably never knew about booksellers.es
Libreria Booksellers, librerías, libros, lectura, libros inglés, english book, british curriculum, british, language school, guinness world record 2017
Visit booksellers.esWe analyzed Booksellers.es page load time and found that the first response time was 1.2 sec and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.
booksellers.es performance score
name
value
score
weighting
Value4.3 s
18/100
10%
Value11.4 s
0/100
25%
Value10.4 s
8/100
10%
Value4,030 ms
1/100
30%
Value0.106
88/100
15%
Value16.5 s
5/100
10%
1197 ms
250 ms
267 ms
279 ms
298 ms
Our browser made a total of 96 requests to load all elements on the main page. We found that 98% of them (94 requests) were addressed to the original Booksellers.es, 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Booksellers.es.
Page size can be reduced by 133.5 kB (12%)
1.1 MB
981.8 kB
In fact, the total size of Booksellers.es main page is 1.1 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 30% of websites need less resources to load. Images take 983.4 kB which makes up the majority of the site volume.
Potential reduce by 66.4 kB
HTML content can be minified and compressed by a website’s server. The most efficient way is to compress content using GZIP which reduces data amount travelling through the network between server and browser. This page needs HTML code to be minified as it can gain 13.4 kB, which is 17% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 66.4 kB or 86% of the original size.
Potential reduce by 38.9 kB
Image size optimization can help to speed up a website loading time. The chart above shows the difference between the size before and after optimization. Booksellers images are well optimized though.
Potential reduce by 5.7 kB
It’s better to minify JavaScript in order to improve website performance. The diagram shows the current total size of all JavaScript files against the prospective JavaScript size after its minification and compression. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 5.7 kB or 23% of the original size.
Potential reduce by 22.6 kB
CSS files minification is very important to reduce a web page rendering time. The faster CSS files can load, the earlier a page can be rendered. Booksellers.es needs all CSS files to be minified and compressed as it can save up to 22.6 kB or 75% of the original size.
Number of requests can be reduced by 17 (18%)
95
78
The browser has sent 95 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Booksellers. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for CSS and as a result speed up the page load time.
booksellers.es
1197 ms
base.css,cesta_compra.css
250 ms
check.js,util.js,general.js
267 ms
layout.css
279 ms
estilos.css
298 ms
navegacion.css
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cesta_compra.css
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personaliza.css
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facebook-link.png
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1125 ms
booksellers.es accessibility score
Names and labels
These are opportunities to improve the semantics of the controls in your application. This may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
Buttons do not have an accessible name
Links do not have a discernible name
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Tables and lists
These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.
Impact
Issue
<dl>'s do not contain only properly-ordered <dt> and <dd> groups, <script>, <template> or <div> elements.
booksellers.es best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Includes front-end JavaScript libraries with known security vulnerabilities
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
booksellers.es SEO score
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Links do not have descriptive text
Mobile Friendly
Make sure your pages are mobile friendly so users don’t have to pinch or zoom in order to read the content pages. [Learn more](https://developers.google.com/search/mobile-sites/).
Impact
Issue
Document uses legible font sizes
Tap targets are not sized appropriately
N/A
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Booksellers.es can be misinterpreted by Google and other search engines. Unfortunately we cannot identify language used on the page (probably there is a mix of languages, too little text or something else) and no language is claimed in <html> or <meta> tags either. Our system also found out that Booksellers.es main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.
booksellers.es
Open Graph description is not detected on the main page of Booksellers. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: