Tools & Wizards About Us
jumbo.cl screenshot

Report Summary

  • 3

    Performance

    Renders faster than
    20% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 88

    SEO

    Google-friendlier than
    65% of websites

jumbo.cl

Jumbo.cl | Supermercado de Chile

Page Load Speed

1.5 sec in total

First Response

165 ms

Resources Loaded

1.2 sec

Page Rendered

72 ms

jumbo.cl screenshot

About Website

Visit jumbo.cl now to see the best up-to-date Jumbo content for Chile and also check out these interesting facts you probably never knew about jumbo.cl

Jumbo.cl | Supermercado de Chile

Visit jumbo.cl

Key Findings

We analyzed Jumbo.cl page load time and found that the first response time was 165 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

jumbo.cl performance score

3

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

13/100

10%

LCP (Largest Contentful Paint)

Value26.9 s

0/100

25%

SI (Speed Index)

Value14.5 s

1/100

10%

TBT (Total Blocking Time)

Value11,320 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.564

12/100

15%

TTI (Time to Interactive)

Value31.7 s

0/100

10%

Network Requests Diagram

jumbo.cl

165 ms

www.jumbo.cl

210 ms

slick.min.css

54 ms

slick-theme.min.css

61 ms

6ee4e399af3c8a902940-bundle.js

224 ms

Our browser made a total of 190 requests to load all elements on the main page. We found that 4% of them (8 requests) were addressed to the original Jumbo.cl, 68% (130 requests) were made to Jumbo.vteximg.com.br and 22% (41 requests) were made to Assets.jumbo.cl. The less responsive or slowest element that took the longest time to load (645 ms) relates to the external source Assets.jumbo.cl.

Page Optimization Overview & Recommendations

Page size can be reduced by 868.3 kB (10%)

Content Size

8.4 MB

After Optimization

7.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jumbo.cl main page is 8.4 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 6.8 MB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 429.8 kB

  • Original 481.7 kB
  • After minification 481.4 kB
  • After compression 51.9 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 429.8 kB or 89% of the original size.

Image Optimization

-5%

Potential reduce by 363.9 kB

  • Original 6.8 MB
  • After minification 6.5 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. Jumbo images are well optimized though.

JavaScript Optimization

-9%

Potential reduce by 74.6 kB

  • Original 790.0 kB
  • After minification 790.0 kB
  • After compression 715.3 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. This website has mostly compressed JavaScripts.

CSS Optimization

-0%

Potential reduce by 0 B

  • Original 248.1 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.

Requests Breakdown

Number of requests can be reduced by 17 (9%)

Requests Now

187

After Optimization

170

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 187 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jumbo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

jumbo.cl

jumbo.cl

165 ms

www.jumbo.cl

www.jumbo.cl

210 ms

slick.min.css

slick.min.css

54 ms

slick-theme.min.css

slick-theme.min.css

61 ms

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6ee4e399af3c8a902940-bundle.js

224 ms

css

css

49 ms

gpt.js

gpt.js

127 ms

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j.php

134 ms

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72 ms

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333 ms

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43 ms

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204 ms

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332 ms

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209 ms

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326 ms

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207 ms

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205 ms

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332 ms

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401 ms

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633 ms

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37 ms

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Accessibility Review

jumbo.cl accessibility score

81

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

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

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

Best Practices

jumbo.cl best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

jumbo.cl SEO score

88

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

    ES

  • Language Claimed

    ES

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jumbo.cl can be misinterpreted by Google and other search engines. Our service has detected that Spanish is used on the page, and it matches the claimed language. Our system also found out that Jumbo.cl 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

jumbo.cl

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