3.7 sec in total
345 ms
2.7 sec
685 ms
Welcome to evobooks.com.br homepage info - get ready to check Evo Books best content right away, or after learning these important things about evobooks.com.br
Livros digitais e softwares educativos 3D em Física, Química, Biologia, História e Geografia para professores e alunos do ensino básico
Visit evobooks.com.brWe analyzed Evobooks.com.br page load time and found that the first response time was 345 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.
evobooks.com.br performance score
name
value
score
weighting
Value6.0 s
4/100
10%
Value17.9 s
0/100
25%
Value24.2 s
0/100
10%
Value11,750 ms
0/100
30%
Value0.004
100/100
15%
Value29.4 s
0/100
10%
345 ms
246 ms
7 ms
25 ms
38 ms
Our browser made a total of 97 requests to load all elements on the main page. We found that 69% of them (67 requests) were addressed to the original Evobooks.com.br, 8% (8 requests) were made to Static.olark.com and 8% (8 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Evobooks.com.br.
Page size can be reduced by 1.7 MB (27%)
6.4 MB
4.7 MB
In fact, the total size of Evobooks.com.br main page is 6.4 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. 70% of websites need less resources to load. Images take 5.5 MB which makes up the majority of the site volume.
Potential reduce by 51.6 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 10.4 kB, which is 16% 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 51.6 kB or 78% of the original size.
Potential reduce by 992.6 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. Obviously, Evo Books needs image optimization as it can save up to 992.6 kB or 18% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.
Potential reduce by 502.5 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 502.5 kB or 78% of the original size.
Potential reduce by 167.0 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. Evobooks.com.br needs all CSS files to be minified and compressed as it can save up to 167.0 kB or 84% of the original size.
Number of requests can be reduced by 22 (26%)
85
63
The browser has sent 85 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Evo Books. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.
evobooks.com.br
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evobooks.com.br accessibility score
ARIA
These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.
Impact
Issue
[aria-*] attributes do not match their roles
[role]s are not contained by their required parent element
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.
Navigation
These are opportunities to improve keyboard navigation in your application.
Impact
Issue
Some elements have a [tabindex] value greater than 0
evobooks.com.br best practices score
Trust and Safety
Impact
Issue
Does not use HTTPS
Ensure CSP is effective against XSS attacks
General
Impact
Issue
Detected JavaScript libraries
Browser errors were logged to the console
evobooks.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
EN
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Evobooks.com.br can be misinterpreted by Google and other search engines. Our service has detected that Portuguese is used on the page, and it does not match the claimed English language. Our system also found out that Evobooks.com.br main page’s claimed encoding is utf-8. Use of this encoding format is the best practice as the main page visitors from all over the world won’t have any issues with symbol transcription.
evobooks.com.br
Open Graph description is not detected on the main page of Evo Books. 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: