Tools & Wizards About Us
vainacaixa.com.br screenshot

Report Summary

  • 3

    Performance

    Renders faster than
    20% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

vainacaixa.com.br

Vai na Caixa - Caixas de Papelão à Pronta Entrega

Page Load Speed

6.8 sec in total

First Response

1.5 sec

Resources Loaded

3.3 sec

Page Rendered

2 sec

vainacaixa.com.br screenshot

About Website

Visit vainacaixa.com.br now to see the best up-to-date Vai Na Caixa content for Brazil and also check out these interesting facts you probably never knew about vainacaixa.com.br

Explore nossa variedade de caixas de papelão resistente e de qualidade em diversos tamanhos no Vai na Caixa. Encontre a caixa perfeita para suas necessidades de embalagem e armazenamento.

Visit vainacaixa.com.br

Key Findings

We analyzed Vainacaixa.com.br page load time and found that the first response time was 1.5 sec and then it took 5.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

vainacaixa.com.br performance score

3

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.5 s

2/100

10%

LCP (Largest Contentful Paint)

Value22.3 s

0/100

25%

SI (Speed Index)

Value13.5 s

2/100

10%

TBT (Total Blocking Time)

Value6,460 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.468

19/100

15%

TTI (Time to Interactive)

Value21.9 s

1/100

10%

Network Requests Diagram

vainacaixa.com.br

1461 ms

www.vainacaixa.com.br

185 ms

www.vainacaixa.com.br

506 ms

fbevents.js

76 ms

js

127 ms

Our browser made a total of 116 requests to load all elements on the main page. We found that 3% of them (3 requests) were addressed to the original Vainacaixa.com.br, 84% (97 requests) were made to Images.tcdn.com.br and 5% (6 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Vainacaixa.com.br.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.2 MB (43%)

Content Size

7.4 MB

After Optimization

4.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vainacaixa.com.br main page is 7.4 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 6.4 MB which makes up the majority of the site volume.

HTML Optimization

-94%

Potential reduce by 503.3 kB

  • Original 536.3 kB
  • After minification 335.3 kB
  • After compression 33.1 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 201.0 kB, which is 37% 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 503.3 kB or 94% of the original size.

Image Optimization

-41%

Potential reduce by 2.6 MB

  • Original 6.4 MB
  • After minification 3.8 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, Vai Na Caixa needs image optimization as it can save up to 2.6 MB or 41% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-26%

Potential reduce by 116.1 kB

  • Original 446.1 kB
  • After minification 446.1 kB
  • After compression 330.0 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 116.1 kB or 26% of the original size.

CSS Optimization

-0%

Potential reduce by 171 B

  • Original 104.8 kB
  • After minification 104.8 kB
  • After compression 104.6 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. Vainacaixa.com.br has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 31 (28%)

Requests Now

111

After Optimization

80

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 111 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vai Na Caixa. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

vainacaixa.com.br

vainacaixa.com.br

1461 ms

www.vainacaixa.com.br

www.vainacaixa.com.br

185 ms

www.vainacaixa.com.br

www.vainacaixa.com.br

506 ms

fbevents.js

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76 ms

js

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127 ms

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120 ms

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149 ms

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65 ms

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110 ms

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107 ms

pageview.min.js

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99 ms

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107 ms

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108 ms

ga4.js

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107 ms

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109 ms

mastertag.js

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136 ms

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108 ms

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109 ms

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109 ms

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112 ms

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110 ms

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112 ms

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111 ms

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112 ms

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112 ms

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112 ms

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261 ms

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98 ms

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99 ms

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155 ms

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101 ms

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156 ms

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103 ms

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158 ms

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429 ms

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15 ms

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65 ms

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117 ms

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119 ms

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123 ms

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542 ms

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21 ms

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44 ms

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80 ms

Accessibility Review

vainacaixa.com.br accessibility score

83

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

<frame> or <iframe> elements do not have a title

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[id] attributes on active, focusable elements are not unique

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

vainacaixa.com.br best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

vainacaixa.com.br SEO score

91

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

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

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vainacaixa.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 Vainacaixa.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.

Social Sharing Optimization

vainacaixa.com.br

Open Graph data is detected on the main page of Vai Na Caixa. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: