Report Summary

  • 53

    Performance

    Renders faster than
    72% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 87% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

tcmvkv.nl

MVKV de gezelligste tennisclub van Katwijk en omstreken

Page Load Speed

5.3 sec in total

First Response

1.7 sec

Resources Loaded

3.2 sec

Page Rendered

455 ms

tcmvkv.nl screenshot

About Website

Click here to check amazing Tc MVKV content. Otherwise, check out these important facts you probably never knew about tcmvkv.nl

TC MVKV de gezelligste tennis club van Katwijk en omstreken tennisvereniging voor de bollenstreek

Visit tcmvkv.nl

Key Findings

We analyzed Tcmvkv.nl page load time and found that the first response time was 1.7 sec and then it took 3.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

tcmvkv.nl performance score

53

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.4 s

16/100

10%

LCP (Largest Contentful Paint)

Value5.8 s

15/100

25%

SI (Speed Index)

Value10.2 s

8/100

10%

TBT (Total Blocking Time)

Value150 ms

94/100

30%

CLS (Cumulative Layout Shift)

Value0.005

100/100

15%

TTI (Time to Interactive)

Value8.1 s

41/100

10%

Network Requests Diagram

tcmvkv.nl

1673 ms

calendar.css

87 ms

front.css

167 ms

grid-12.css

171 ms

gantry.css

172 ms

Our browser made a total of 82 requests to load all elements on the main page. We found that 94% of them (77 requests) were addressed to the original Tcmvkv.nl, 2% (2 requests) were made to Www1.sportadvertentie.nl and 2% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Tcmvkv.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 636.0 kB (45%)

Content Size

1.4 MB

After Optimization

785.0 kB

In fact, the total size of Tcmvkv.nl main page is 1.4 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. 50% of websites need less resources to load. Images take 617.5 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 53.7 kB

  • Original 64.7 kB
  • After minification 48.4 kB
  • After compression 11.0 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 16.3 kB, which is 25% 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 53.7 kB or 83% of the original size.

Image Optimization

-6%

Potential reduce by 38.9 kB

  • Original 617.5 kB
  • After minification 578.6 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. Tc MVKV images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 371.3 kB

  • Original 529.5 kB
  • After minification 500.1 kB
  • After compression 158.2 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 371.3 kB or 70% of the original size.

CSS Optimization

-82%

Potential reduce by 172.0 kB

  • Original 209.2 kB
  • After minification 186.7 kB
  • After compression 37.2 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. Tcmvkv.nl needs all CSS files to be minified and compressed as it can save up to 172.0 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 40 (51%)

Requests Now

78

After Optimization

38

The browser has sent 78 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Tc MVKV. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 19 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

tcmvkv.nl accessibility score

95

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

Links do not have a discernible name

Best Practices

tcmvkv.nl best practices score

67

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

tcmvkv.nl SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    NL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Tcmvkv.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and it matches the claimed language. Our system also found out that Tcmvkv.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 Tc MVKV. 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: