5.8 sec in total
203 ms
4.9 sec
652 ms
Click here to check amazing Ubook content for Brazil. Otherwise, check out these important facts you probably never knew about ubook.com.br
Audiolivros, Audiobooks ou Áudio Livros, não importa o nome. No Ubook você encontrará o maior catálogo de livros em áudio em português. Oferecemos também mais de 200 audiolivros gratuitos para você ex...
Visit ubook.com.brWe analyzed Ubook.com.br page load time and found that the first response time was 203 ms and then it took 5.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.
ubook.com.br performance score
name
value
score
weighting
Value5.6 s
6/100
10%
Value11.2 s
0/100
25%
Value5.6 s
53/100
10%
Value8,850 ms
0/100
30%
Value0.107
88/100
15%
Value16.4 s
5/100
10%
203 ms
104 ms
33 ms
101 ms
27 ms
Our browser made a total of 127 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Ubook.com.br, 76% (97 requests) were made to Ubook.com and 7% (9 requests) were made to Ads.ubook.com. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Ubook.com.
Page size can be reduced by 435.6 kB (46%)
956.3 kB
520.7 kB
In fact, the total size of Ubook.com.br main page is 956.3 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 389.6 kB which makes up the majority of the site volume.
Potential reduce by 70.7 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 70.7 kB or 78% of the original size.
Potential reduce by 2.7 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. Ubook images are well optimized though.
Potential reduce by 164.5 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 164.5 kB or 67% of the original size.
Potential reduce by 197.6 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. Ubook.com.br needs all CSS files to be minified and compressed as it can save up to 197.6 kB or 86% of the original size.
Number of requests can be reduced by 21 (57%)
37
16
The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ubook. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.
ubook.com.br
203 ms
www.ubook.com
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ubook.com.br 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
Image elements do not have [alt] attributes
Contrast
These are opportunities to improve the legibility of your content.
Impact
Issue
Background and foreground colors do not have a sufficient contrast ratio.
Best practices
These items highlight common accessibility best practices.
Impact
Issue
[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.
ubook.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
ubook.com.br SEO score
Crawling and Indexing
To appear in search results, crawlers need access to your app.
Impact
Issue
Links are not crawlable
Content Best Practices
Format your HTML in a way that enables crawlers to better understand your app’s content.
Impact
Issue
Image elements do not have [alt] attributes
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
PT
UTF-8
Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ubook.com.br can be misinterpreted by Google and other search engines. Our service has detected that Portuguese is used on the page, and it matches the claimed language. Our system also found out that Ubook.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.
ubook.com.br
Open Graph data is detected on the main page of Ubook. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: