Tools & Wizards About Us

Report Summary

  • 19

    Performance

    Renders faster than
    36% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

cointra.es

Cointra: Calentadores, Termos eléctricos, Calderas de Gas

Page Load Speed

2.8 sec in total

First Response

268 ms

Resources Loaded

2 sec

Page Rendered

534 ms

About Website

Click here to check amazing Cointra content for Venezuela. Otherwise, check out these important facts you probably never knew about cointra.es

Calentadores a gas, Termos eléctricos, Calderas de Gas, Radiadores eléctricos, Estufas de Pellets, Radiadores de Aluminio, Energía Solar Térmica. Más de 60 años de fabricando en España. Puedes contact...

Visit cointra.es

Key Findings

We analyzed Cointra.es page load time and found that the first response time was 268 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

cointra.es performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value12.0 s

0/100

25%

SI (Speed Index)

Value9.3 s

13/100

10%

TBT (Total Blocking Time)

Value3,340 ms

2/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value20.0 s

2/100

10%

Network Requests Diagram

cointra.es

268 ms

www.cointra.es

171 ms

www.cointra.es

358 ms

uc.js

44 ms

1712045136-csse144d2bc28c30d84eeeb9f6a9f5c5c335368a675cb9cfd045b1606c3474ee.css

338 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that 52% of them (28 requests) were addressed to the original Cointra.es, 37% (20 requests) were made to Fonts.gstatic.com and 2% (1 request) were made to Consent.cookiebot.com. The less responsive or slowest element that took the longest time to load (559 ms) belongs to the original domain Cointra.es.

Page Optimization Overview & Recommendations

Page size can be reduced by 82.2 kB (5%)

Content Size

1.7 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cointra.es main page is 1.7 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 996.7 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 45.0 kB

  • Original 56.9 kB
  • After minification 56.9 kB
  • After compression 11.9 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 45.0 kB or 79% of the original size.

Image Optimization

-2%

Potential reduce by 20.9 kB

  • Original 996.7 kB
  • After minification 975.8 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. Cointra images are well optimized though.

JavaScript Optimization

-3%

Potential reduce by 11.9 kB

  • Original 453.5 kB
  • After minification 453.5 kB
  • After compression 441.6 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

-3%

Potential reduce by 4.4 kB

  • Original 164.6 kB
  • After minification 164.6 kB
  • After compression 160.3 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. Cointra.es has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 10 (34%)

Requests Now

29

After Optimization

19

  • Images
  • JavaScript
  • CSS

The browser has sent 29 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cointra. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

cointra.es accessibility score

93

Accessibility Issues

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

Links do not have a discernible name

Best Practices

cointra.es best practices score

83

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

SEO Factors

cointra.es SEO score

90

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

    ES

  • Language Claimed

    ES

  • Encoding

    UTF-8

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