Report Summary

  • 8

    Performance

    Renders faster than
    22% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 82% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

bioenergytrain.eu

BET BioEnergyTrain

Page Load Speed

3.9 sec in total

First Response

511 ms

Resources Loaded

3.2 sec

Page Rendered

232 ms

bioenergytrain.eu screenshot

About Website

Click here to check amazing Bio Energy Train content. Otherwise, check out these important facts you probably never knew about bioenergytrain.eu

H2020 project for higher education in Bioenergy Training

Visit bioenergytrain.eu

Key Findings

We analyzed Bioenergytrain.eu page load time and found that the first response time was 511 ms and then it took 3.4 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

bioenergytrain.eu performance score

8

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.6 s

2/100

10%

LCP (Largest Contentful Paint)

Value10.7 s

0/100

25%

SI (Speed Index)

Value10.5 s

7/100

10%

TBT (Total Blocking Time)

Value2,010 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0.339

33/100

15%

TTI (Time to Interactive)

Value20.2 s

2/100

10%

Network Requests Diagram

www.bioenergytrain.eu

511 ms

analytics.js

57 ms

analytics.js

37 ms

wp-emoji-release.min.js

171 ms

parallax.css

212 ms

Our browser made a total of 67 requests to load all elements on the main page. We found that 72% of them (48 requests) were addressed to the original Bioenergytrain.eu, 10% (7 requests) were made to Youtube.com and 4% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (771 ms) belongs to the original domain Bioenergytrain.eu.

Page Optimization Overview & Recommendations

Page size can be reduced by 150.9 kB (19%)

Content Size

805.3 kB

After Optimization

654.4 kB

In fact, the total size of Bioenergytrain.eu main page is 805.3 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. 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. Javascripts take 509.6 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 85.2 kB

  • Original 102.2 kB
  • After minification 97.0 kB
  • After compression 16.9 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 85.2 kB or 83% of the original size.

Image Optimization

-2%

Potential reduce by 1.1 kB

  • Original 64.5 kB
  • After minification 63.4 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. Bio Energy Train images are well optimized though.

JavaScript Optimization

-11%

Potential reduce by 57.4 kB

  • Original 509.6 kB
  • After minification 505.5 kB
  • After compression 452.2 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 57.4 kB or 11% of the original size.

CSS Optimization

-6%

Potential reduce by 7.2 kB

  • Original 129.0 kB
  • After minification 128.9 kB
  • After compression 121.9 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. Bioenergytrain.eu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 47 (76%)

Requests Now

62

After Optimization

15

The browser has sent 62 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bio Energy Train. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 35 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

bioenergytrain.eu 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

High

Some elements have a [tabindex] value greater than 0

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

bioenergytrain.eu best practices score

75

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

Page has valid source maps

SEO Factors

bioenergytrain.eu SEO score

86

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

Links do not have descriptive text

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

Language and Encoding

  • Language Detected

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bioenergytrain.eu can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and it matches the claimed language. Our system also found out that Bioenergytrain.eu 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 Bio Energy Train. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: