Tools & Wizards About Us
shin-ju.nl screenshot

Report Summary

  • 93

    Performance

    Renders faster than
    92% of other websites

  • 65

    Accessibility

    Visual factors better than
    that of 30% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 67

    SEO

    Google-friendlier than
    26% of websites

shin-ju.nl

Shin-ju Karate-do Amsterdam

Page Load Speed

2 sec in total

First Response

409 ms

Resources Loaded

1.5 sec

Page Rendered

95 ms

shin-ju.nl screenshot

About Website

Welcome to shin-ju.nl homepage info - get ready to check Shin Ju best content right away, or after learning these important things about shin-ju.nl

Shin-ju Karate-do Amsterdam

Visit shin-ju.nl

Key Findings

We analyzed Shin-ju.nl page load time and found that the first response time was 409 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

shin-ju.nl performance score

93

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

93/100

10%

LCP (Largest Contentful Paint)

Value3.1 s

76/100

25%

SI (Speed Index)

Value2.3 s

99/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.6 s

98/100

10%

Network Requests Diagram

shin-ju.nl

409 ms

shin-ju.nl

406 ms

main.css

97 ms

topmenu.jpg

286 ms

0.gif

326 ms

Our browser made a total of 27 requests to load all elements on the main page. We found that 93% of them (25 requests) were addressed to the original Shin-ju.nl, 7% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (608 ms) belongs to the original domain Shin-ju.nl.

Page Optimization Overview & Recommendations

Page size can be reduced by 3.9 kB (4%)

Content Size

101.4 kB

After Optimization

97.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Shin-ju.nl main page is 101.4 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. 15% of websites need less resources to load. Images take 77.2 kB which makes up the majority of the site volume.

HTML Optimization

-60%

Potential reduce by 3.7 kB

  • Original 6.2 kB
  • After minification 6.1 kB
  • After compression 2.5 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 3.7 kB or 60% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 77.2 kB
  • After minification 77.2 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. Shin Ju images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 34 B

  • Original 17.2 kB
  • After minification 17.2 kB
  • After compression 17.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-13%

Potential reduce by 120 B

  • Original 934 B
  • After minification 934 B
  • After compression 814 B

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. Shin-ju.nl needs all CSS files to be minified and compressed as it can save up to 120 B or 13% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

25

After Optimization

25

  • Images
  • JavaScript
  • CSS

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Shin Ju. According to our analytics all requests are already optimized.

Network Requests Diagram

shin-ju.nl

shin-ju.nl

409 ms

shin-ju.nl

shin-ju.nl

406 ms

main.css

main.css

97 ms

topmenu.jpg

topmenu.jpg

286 ms

0.gif

0.gif

326 ms

1.gif

1.gif

288 ms

2.gif

2.gif

288 ms

3.gif

3.gif

288 ms

4.gif

4.gif

288 ms

5.gif

5.gif

382 ms

6.gif

6.gif

383 ms

7.gif

7.gif

381 ms

8.gif

8.gif

384 ms

9.gif

9.gif

383 ms

10.gif

10.gif

420 ms

botmenu.gif

botmenu.gif

477 ms

header.gif

header.gif

477 ms

fblogo.jpg

fblogo.jpg

573 ms

dimitra.jpg

dimitra.jpg

479 ms

spacer.gif

spacer.gif

479 ms

footer.gif

footer.gif

608 ms

ga.js

ga.js

16 ms

menu_bg.gif

menu_bg.gif

477 ms

submenu_bg.gif

submenu_bg.gif

477 ms

main_bg.gif

main_bg.gif

479 ms

paper.jpg

paper.jpg

575 ms

__utm.gif

__utm.gif

12 ms

Accessibility Review

shin-ju.nl accessibility score

65

Accessibility Issues

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

shin-ju.nl best practices score

67

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

SEO Factors

shin-ju.nl SEO score

67

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

Language and Encoding

  • Language Detected

    NL

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Shin-ju.nl can be misinterpreted by Google and other search engines. Our service has detected that Dutch is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Shin-ju.nl main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

shin-ju.nl

Open Graph description is not detected on the main page of Shin Ju. 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: