Report Summary

  • 21

    Performance

    Renders faster than
    40% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    57% of websites

  • 84

    SEO

    Google-friendlier than
    53% of websites

bitdefender.com.br

Bitdefender - Líder global em software de segurança cibernética

Page Load Speed

4.5 sec in total

First Response

230 ms

Resources Loaded

3.3 sec

Page Rendered

915 ms

bitdefender.com.br screenshot

About Website

Click here to check amazing Bitdefender content for Brazil. Otherwise, check out these important facts you probably never knew about bitdefender.com.br

A Bitdefender é líder em ciberseguranca ao oferecer as melhores soluções de prevenção, detecção e resposta contra ameaças em todo o mundo.

Visit bitdefender.com.br

Key Findings

We analyzed Bitdefender.com.br page load time and found that the first response time was 230 ms and then it took 4.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

bitdefender.com.br performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.2 s

1/100

10%

LCP (Largest Contentful Paint)

Value17.0 s

0/100

25%

SI (Speed Index)

Value11.5 s

5/100

10%

TBT (Total Blocking Time)

Value1,340 ms

17/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value16.4 s

5/100

10%

Network Requests Diagram

bitdefender.com.br

230 ms

www.bitdefender.com.br

743 ms

satelliteLib-3a8d5287cf775324dc6c68719a1ddc96c5a139ba.js

38 ms

default.js

100 ms

br.js

103 ms

Our browser made a total of 151 requests to load all elements on the main page. We found that 25% of them (37 requests) were addressed to the original Bitdefender.com.br, 41% (62 requests) were made to Download.bitdefender.com and 5% (8 requests) were made to Apis.google.com. The less responsive or slowest element that took the longest time to load (874 ms) relates to the external source 5165113.fls.doubleclick.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.8 MB (43%)

Content Size

6.4 MB

After Optimization

3.7 MB

In fact, the total size of Bitdefender.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. Only a small number of websites need less resources to load. Images take 4.0 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 102.8 kB

  • Original 126.4 kB
  • After minification 111.8 kB
  • After compression 23.5 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 14.5 kB, which is 11% 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 102.8 kB or 81% of the original size.

Image Optimization

-20%

Potential reduce by 804.3 kB

  • Original 4.0 MB
  • After minification 3.2 MB

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, Bitdefender needs image optimization as it can save up to 804.3 kB or 20% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-75%

Potential reduce by 768.2 kB

  • Original 1.0 MB
  • After minification 871.3 kB
  • After compression 252.1 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 768.2 kB or 75% of the original size.

CSS Optimization

-85%

Potential reduce by 1.1 MB

  • Original 1.3 MB
  • After minification 1.1 MB
  • After compression 196.4 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. Bitdefender.com.br needs all CSS files to be minified and compressed as it can save up to 1.1 MB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 85 (63%)

Requests Now

134

After Optimization

49

The browser has sent 134 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bitdefender. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 60 to 1 for JavaScripts and from 19 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

bitdefender.com.br accessibility score

60

Accessibility Issues

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

High

Buttons do not have an accessible name

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Contrast

These are opportunities to improve the legibility of your content.

Impact

Issue

High

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

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

bitdefender.com.br best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

bitdefender.com.br SEO score

84

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

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

High

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

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    PT

  • Language Claimed

    BR

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bitdefender.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 Breton language. Our system also found out that Bitdefender.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.

Social Sharing Optimization

Open Graph description is not detected on the main page of Bitdefender. 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: