Tools & Wizards About Us
britanico-aragon.edu screenshot

Report Summary

  • 3

    Performance

    Renders faster than
    20% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

britanico-aragon.edu

Colegio Privado Bilingüe en Zaragoza | Colegio Británico de Aragón

Page Load Speed

13.3 sec in total

First Response

279 ms

Resources Loaded

12.1 sec

Page Rendered

854 ms

britanico-aragon.edu screenshot

About Website

Welcome to britanico-aragon.edu homepage info - get ready to check Britanico Aragon best content for Spain right away, or after learning these important things about britanico-aragon.edu

El Colegio Británico de Aragón es un centro bilingüe privado en Zaragoza que imparte enseñanza a alumnos de infantil, primaria, secundaria y bachillerato.

Visit britanico-aragon.edu

Key Findings

We analyzed Britanico-aragon.edu page load time and found that the first response time was 279 ms and then it took 13 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

britanico-aragon.edu performance score

3

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value7.5 s

4/100

25%

SI (Speed Index)

Value21.6 s

0/100

10%

TBT (Total Blocking Time)

Value5,290 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.893

3/100

15%

TTI (Time to Interactive)

Value20.1 s

2/100

10%

Network Requests Diagram

britanico-aragon.edu

279 ms

www.britanico-aragon.edu

8407 ms

style.min.css

268 ms

wc-blocks.css

250 ms

active-filters.css

279 ms

Our browser made a total of 180 requests to load all elements on the main page. We found that 78% of them (141 requests) were addressed to the original Britanico-aragon.edu, 14% (26 requests) were made to Fonts.gstatic.com and 2% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (8.4 sec) belongs to the original domain Britanico-aragon.edu.

Page Optimization Overview & Recommendations

Page size can be reduced by 598.2 kB (16%)

Content Size

3.8 MB

After Optimization

3.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Britanico-aragon.edu main page is 3.8 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 230.9 kB

  • Original 269.5 kB
  • After minification 260.8 kB
  • After compression 38.6 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 230.9 kB or 86% of the original size.

Image Optimization

-1%

Potential reduce by 21.4 kB

  • Original 2.3 MB
  • After minification 2.3 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. Britanico Aragon images are well optimized though.

JavaScript Optimization

-38%

Potential reduce by 336.9 kB

  • Original 888.5 kB
  • After minification 888.5 kB
  • After compression 551.7 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 336.9 kB or 38% of the original size.

CSS Optimization

-3%

Potential reduce by 9.1 kB

  • Original 271.3 kB
  • After minification 267.2 kB
  • After compression 262.2 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. Britanico-aragon.edu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 103 (68%)

Requests Now

151

After Optimization

48

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 151 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Britanico Aragon. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 41 to 1 for JavaScripts and from 64 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

britanico-aragon.edu

britanico-aragon.edu

279 ms

www.britanico-aragon.edu

www.britanico-aragon.edu

8407 ms

style.min.css

style.min.css

268 ms

wc-blocks.css

wc-blocks.css

250 ms

active-filters.css

active-filters.css

279 ms

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277 ms

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294 ms

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Accessibility Review

britanico-aragon.edu accessibility score

71

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-*] attributes do not match their roles

High

button, link, and menuitem elements do not have accessible names.

High

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

High

ARIA input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

ARIA toggle fields do not have accessible names

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

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

britanico-aragon.edu 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

britanico-aragon.edu 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

    ES

  • Language Claimed

    ES

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Britanico-aragon.edu 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 Britanico-aragon.edu 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

britanico-aragon.edu

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