Tools & Wizards About Us

Report Summary

  • 17

    Performance

    Renders faster than
    32% of other websites

  • 79

    Accessibility

    Visual factors better than
    that of 47% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

virtualcast.com.br

VIRTUALcast - Streaming | Transmissão Ao Vivo | Apps Rádios e TVs

Page Load Speed

4.2 sec in total

First Response

489 ms

Resources Loaded

3.2 sec

Page Rendered

515 ms

About Website

Visit virtualcast.com.br now to see the best up-to-date VIRTUALcast content for Paraguay and also check out these interesting facts you probably never knew about virtualcast.com.br

Empresa especializada em soluções de tecnologia para transmissão de áudio e vídeo via internet, a VIRTUALcast é uma empresa EverestMídia.

Visit virtualcast.com.br

Key Findings

We analyzed Virtualcast.com.br page load time and found that the first response time was 489 ms and then it took 3.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

virtualcast.com.br performance score

17

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.0 s

0/100

10%

LCP (Largest Contentful Paint)

Value17.4 s

0/100

25%

SI (Speed Index)

Value15.1 s

1/100

10%

TBT (Total Blocking Time)

Value1,660 ms

11/100

30%

CLS (Cumulative Layout Shift)

Value0.091

92/100

15%

TTI (Time to Interactive)

Value28.1 s

0/100

10%

Network Requests Diagram

www.virtualcast.com.br

489 ms

css

44 ms

css

66 ms

script.js

151 ms

style.min.css

230 ms

Our browser made a total of 88 requests to load all elements on the main page. We found that 78% of them (69 requests) were addressed to the original Virtualcast.com.br, 7% (6 requests) were made to Fonts.gstatic.com and 6% (5 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (852 ms) belongs to the original domain Virtualcast.com.br.

Page Optimization Overview & Recommendations

Page size can be reduced by 921.9 kB (20%)

Content Size

4.6 MB

After Optimization

3.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Virtualcast.com.br main page is 4.6 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. 55% of websites need less resources to load. Images take 3.5 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 64.4 kB

  • Original 80.7 kB
  • After minification 78.3 kB
  • After compression 16.3 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 64.4 kB or 80% of the original size.

Image Optimization

-2%

Potential reduce by 83.8 kB

  • Original 3.5 MB
  • After minification 3.4 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. VIRTUALcast images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 395.9 kB

  • Original 604.0 kB
  • After minification 572.1 kB
  • After compression 208.1 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 395.9 kB or 66% of the original size.

CSS Optimization

-85%

Potential reduce by 377.7 kB

  • Original 442.9 kB
  • After minification 396.6 kB
  • After compression 65.1 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. Virtualcast.com.br needs all CSS files to be minified and compressed as it can save up to 377.7 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 48 (61%)

Requests Now

79

After Optimization

31

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 79 CSS, Javascripts, AJAX and image requests in order to completely render the main page of VIRTUALcast. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and from 20 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

virtualcast.com.br accessibility score

79

Accessibility Issues

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

High

[aria-hidden="true"] elements contain focusable descendents

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

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

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

virtualcast.com.br best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

virtualcast.com.br SEO score

91

Search Engine Optimization Advices

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

    PT

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Virtualcast.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 Virtualcast.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 data is detected on the main page of VIRTUALcast. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: