Report Summary

  • 21

    Performance

    Renders faster than
    40% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    82% of websites

  • 88

    SEO

    Google-friendlier than
    66% of websites

fczwolle.nl

Officiële website PEC Zwolle - peczwolle.nl

Page Load Speed

4.8 sec in total

First Response

332 ms

Resources Loaded

3.5 sec

Page Rendered

879 ms

fczwolle.nl screenshot

About Website

Welcome to fczwolle.nl homepage info - get ready to check Fc Zwolle best content right away, or after learning these important things about fczwolle.nl

De officiële website van PEC Zwolle. Lees hier het laatste nieuws over de club, bestel eenvoudig je tickets en bekijk de nieuwste video's.

Visit fczwolle.nl

Key Findings

We analyzed Fczwolle.nl page load time and found that the first response time was 332 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

fczwolle.nl performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

28/100

10%

LCP (Largest Contentful Paint)

Value45.4 s

0/100

25%

SI (Speed Index)

Value7.1 s

31/100

10%

TBT (Total Blocking Time)

Value3,610 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.039

100/100

15%

TTI (Time to Interactive)

Value44.9 s

0/100

10%

Network Requests Diagram

fczwolle.nl

332 ms

www.peczwolle.nl

1088 ms

gpt.js

26 ms

reset.css

165 ms

main.css

166 ms

Our browser made a total of 158 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Fczwolle.nl, 68% (107 requests) were made to Peczwolle.nl and 4% (7 requests) were made to Ssl.gstatic.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Peczwolle.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.1 MB (23%)

Content Size

5.0 MB

After Optimization

3.9 MB

In fact, the total size of Fczwolle.nl main page is 5.0 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. 75% 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 4.1 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 68.6 kB

  • Original 83.8 kB
  • After minification 67.5 kB
  • After compression 15.1 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. This page needs HTML code to be minified as it can gain 16.2 kB, which is 19% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 68.6 kB or 82% of the original size.

Image Optimization

-13%

Potential reduce by 533.4 kB

  • Original 4.1 MB
  • After minification 3.6 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. Obviously, Fc Zwolle needs image optimization as it can save up to 533.4 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-67%

Potential reduce by 464.6 kB

  • Original 694.0 kB
  • After minification 675.8 kB
  • After compression 229.4 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 464.6 kB or 67% of the original size.

CSS Optimization

-80%

Potential reduce by 78.6 kB

  • Original 97.8 kB
  • After minification 83.6 kB
  • After compression 19.2 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. Fczwolle.nl needs all CSS files to be minified and compressed as it can save up to 78.6 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 59 (39%)

Requests Now

151

After Optimization

92

The browser has sent 151 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Fc Zwolle. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 34 to 1 for JavaScripts and from 15 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

fczwolle.nl accessibility score

90

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.

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

fczwolle.nl 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

Page has valid source maps

SEO Factors

fczwolle.nl 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

    NL

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Fczwolle.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it does not match the claimed English language. Our system also found out that Fczwolle.nl 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 description is not detected on the main page of Fc Zwolle. 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: