3.3 sec in total
304 ms
2.6 sec
419 ms
Welcome to bestbooks.com.br homepage info - get ready to check Best Book S best content for Brazil right away, or after learning these important things about bestbooks.com.br
livraria virtual online de livros técnicos e universitários: medicina, informática, direito, administração, saúde, engenharia, psicologia, turismo, marketing, literatura, livros em estoque com despac...
Visit bestbooks.com.brWe analyzed Bestbooks.com.br page load time and found that the first response time was 304 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
bestbooks.com.br performance score
name
value
score
weighting
Value3.6 s
31/100
10%
Value4.6 s
34/100
25%
Value4.9 s
65/100
10%
Value30 ms
100/100
30%
Value0.116
85/100
15%
Value4.7 s
80/100
10%
304 ms
940 ms
49 ms
136 ms
23 ms
Our browser made a total of 79 requests to load all elements on the main page. We found that 48% of them (38 requests) were addressed to the original Bestbooks.com.br, 27% (21 requests) were made to Livrosdeprogramacao.com.br and 6% (5 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (940 ms) belongs to the original domain Bestbooks.com.br.
Page size can be reduced by 87.9 kB (46%)
189.2 kB
101.3 kB
In fact, the total size of Bestbooks.com.br main page is 189.2 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 40% of websites need less resources to load. HTML takes 83.7 kB which makes up the majority of the site volume.
Potential reduce by 74.1 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 16.8 kB, which is 20% 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 74.1 kB or 89% of the original size.
Potential reduce by 3.7 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. Best Book S images are well optimized though.
Potential reduce by 6.6 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 6.6 kB or 24% of the original size.
Potential reduce by 3.5 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. Bestbooks.com.br needs all CSS files to be minified and compressed as it can save up to 3.5 kB or 85% of the original size.
Number of requests can be reduced by 37 (58%)
64
27
The browser has sent 64 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Best Book S. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.
bestbooks.com.br
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bestbooks.com.br accessibility score
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
[id] attributes on active, focusable elements are not unique
Heading elements are not in a sequentially-descending order
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
Links do not have a discernible name
bestbooks.com.br 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
bestbooks.com.br 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
PT
N/A
ISO-8859-1
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bestbooks.com.br can be misinterpreted by Google and other search engines. Our service has detected that Portuguese is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Bestbooks.com.br 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.
bestbooks.com.br
Open Graph description is not detected on the main page of Best Book S. 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: