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odissea.xtec.cat screenshot

Report Summary

  • 55

    Performance

    Renders faster than
    72% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

odissea.xtec.cat

Odissea

Page Load Speed

4.6 sec in total

First Response

876 ms

Resources Loaded

3.3 sec

Page Rendered

371 ms

odissea.xtec.cat screenshot

About Website

Welcome to odissea.xtec.cat homepage info - get ready to check Odissea Xtec best content for Spain right away, or after learning these important things about odissea.xtec.cat

Odissea - Moodle 3.11

Visit odissea.xtec.cat

Key Findings

We analyzed Odissea.xtec.cat page load time and found that the first response time was 876 ms and then it took 3.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

odissea.xtec.cat performance score

55

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value3.6 s

62/100

25%

SI (Speed Index)

Value4.1 s

80/100

10%

TBT (Total Blocking Time)

Value680 ms

43/100

30%

CLS (Cumulative Layout Shift)

Value0.016

100/100

15%

TTI (Time to Interactive)

Value30.2 s

0/100

10%

Network Requests Diagram

odissea.xtec.cat

876 ms

yui_combo.php

206 ms

yui_combo.php

1288 ms

all

1016 ms

javascript-static.js

494 ms

Our browser made a total of 24 requests to load all elements on the main page. We found that all of those requests were addressed to Odissea.xtec.cat and no external sources were called. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Odissea.xtec.cat.

Page Optimization Overview & Recommendations

Page size can be reduced by 282.3 kB (67%)

Content Size

419.4 kB

After Optimization

137.1 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Odissea.xtec.cat main page is 419.4 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 20% of websites need less resources to load. Javascripts take 332.5 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 40.0 kB

  • Original 49.7 kB
  • After minification 47.7 kB
  • After compression 9.7 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 40.0 kB or 81% of the original size.

Image Optimization

-19%

Potential reduce by 6.3 kB

  • Original 33.3 kB
  • After minification 26.9 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. Obviously, Odissea Xtec needs image optimization as it can save up to 6.3 kB or 19% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-70%

Potential reduce by 233.0 kB

  • Original 332.5 kB
  • After minification 324.5 kB
  • After compression 99.5 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 233.0 kB or 70% of the original size.

CSS Optimization

-73%

Potential reduce by 3.0 kB

  • Original 4.0 kB
  • After minification 3.3 kB
  • After compression 1.1 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. Odissea.xtec.cat needs all CSS files to be minified and compressed as it can save up to 3.0 kB or 73% of the original size.

Requests Breakdown

Number of requests can be reduced by 6 (27%)

Requests Now

22

After Optimization

16

  • Images
  • JavaScript
  • CSS

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Odissea Xtec. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

odissea.xtec.cat

odissea.xtec.cat

876 ms

yui_combo.php

yui_combo.php

206 ms

yui_combo.php

yui_combo.php

1288 ms

all

all

1016 ms

javascript-static.js

javascript-static.js

494 ms

footer

footer

204 ms

departament

departament

189 ms

xtec

xtec

188 ms

icon

icon

316 ms

sourcecode-24

sourcecode-24

187 ms

course

course

189 ms

logo_main

logo_main

191 ms

logo_moodle

logo_moodle

329 ms

logo.png

logo.png

757 ms

collapsed

collapsed

282 ms

collapsed_empty

collapsed_empty

284 ms

expanded

expanded

286 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

330 ms

yui_combo.php

yui_combo.php

117 ms

block_to_dock

block_to_dock

102 ms

yui_combo.php

yui_combo.php

101 ms

yui_combo.php

yui_combo.php

104 ms

yui_combo.php

yui_combo.php

102 ms

yui_combo.php

yui_combo.php

103 ms

Accessibility Review

odissea.xtec.cat accessibility score

83

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 have valid values

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

Best Practices

odissea.xtec.cat 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

odissea.xtec.cat SEO score

90

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

    CA

  • Language Claimed

    CA

  • Encoding

    UTF-8

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

odissea.xtec.cat

Open Graph description is not detected on the main page of Odissea Xtec. Lack of Open Graph description can be counter-productive for their social media presence, as such a description allows converting a website homepage (or other pages) into good-looking, rich and well-structured posts, when it is being shared on Facebook and other social media. For example, adding the following code snippet into HTML <head> tag will help to represent this web page correctly in social networks: