Tools & Wizards About Us
jako.ch screenshot

Report Summary

  • 37

    Performance

    Renders faster than
    56% of other websites

  • 93

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 84

    SEO

    Google-friendlier than
    52% of websites

jako.ch

Der offizielle JAKO Shop für Sportbekleidung | jako.com

Page Load Speed

5 sec in total

First Response

191 ms

Resources Loaded

3.8 sec

Page Rendered

935 ms

jako.ch screenshot

About Website

Click here to check amazing JAKO content. Otherwise, check out these important facts you probably never knew about jako.ch

JAKO Onlineshop ✓ Sportbekleidung in Top Qualität ✓ Günstige Preise ✓ Freizeitkleidung für Herren, Damen und Kinder. ► Jetzt online bestellen!

Visit jako.ch

Key Findings

We analyzed Jako.ch page load time and found that the first response time was 191 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

jako.ch performance score

37

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.0 s

3/100

10%

LCP (Largest Contentful Paint)

Value13.6 s

0/100

25%

SI (Speed Index)

Value9.8 s

10/100

10%

TBT (Total Blocking Time)

Value430 ms

65/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value13.6 s

11/100

10%

Network Requests Diagram

jako.ch

191 ms

www.jako.ch

471 ms

347 ms

style1730384050.css

502 ms

script1730384050.js

961 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 5% of them (2 requests) were addressed to the original Jako.ch, 53% (20 requests) were made to Cdn.jako.de and 21% (8 requests) were made to Jako.com. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Cdn.jako.de.

Page Optimization Overview & Recommendations

Page size can be reduced by 131.0 kB (22%)

Content Size

591.3 kB

After Optimization

460.3 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Jako.ch main page is 591.3 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. 60% of websites need less resources to load. Javascripts take 293.8 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 130.8 kB

  • Original 154.4 kB
  • After minification 141.1 kB
  • After compression 23.6 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 130.8 kB or 85% of the original size.

JavaScript Optimization

-0%

Potential reduce by 48 B

  • Original 293.8 kB
  • After minification 293.8 kB
  • After compression 293.8 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

-0%

Potential reduce by 185 B

  • Original 143.1 kB
  • After minification 143.1 kB
  • After compression 142.9 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. Jako.ch has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 4 (15%)

Requests Now

27

After Optimization

23

  • Images
  • JavaScript
  • CSS

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of JAKO. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

jako.ch

jako.ch

191 ms

www.jako.ch

www.jako.ch

471 ms

347 ms

style1730384050.css

style1730384050.css

502 ms

script1730384050.js

script1730384050.js

961 ms

clipboard.min.js

clipboard.min.js

401 ms

itemlist1725634008.css

itemlist1725634008.css

307 ms

itemlist1725634008.js

itemlist1725634008.js

378 ms

charles-snippet.js

charles-snippet.js

34 ms

gtm.js

gtm.js

145 ms

logo-blue.svg

logo-blue.svg

451 ms

7_Jacken%201220x500px%20EN.jpg

7_Jacken%201220x500px%20EN.jpg

942 ms

7_Jacken_480x480px(1).jpg

7_Jacken_480x480px(1).jpg

977 ms

7204_08_M01.jpg

7204_08_M01.jpg

920 ms

color-sign.svg

color-sign.svg

746 ms

7104_100_M01.jpg

7104_100_M01.jpg

943 ms

7605_08_M01.jpg

7605_08_M01.jpg

943 ms

7007_800_M01.jpg

7007_800_M01.jpg

943 ms

7004_08_M01.jpg

7004_08_M01.jpg

1014 ms

7423_100_M01.jpg

7423_100_M01.jpg

1040 ms

7105_08.jpg

7105_08.jpg

1140 ms

7403_100_M01.jpg

7403_100_M01.jpg

1140 ms

7604_04_M01.jpg

7604_04_M01.jpg

1140 ms

7103_100_M01.jpg

7103_100_M01.jpg

1065 ms

jako-club-background-banner.jpg

jako-club-background-banner.jpg

1109 ms

jako-club-banner-mobil.jpg

jako-club-banner-mobil.jpg

1137 ms

2024_ICONIC_Kampagne_Keyvisual_Online_Banner_BeNeFra_1820x640px.jpg

2024_ICONIC_Kampagne_Keyvisual_Online_Banner_BeNeFra_1820x640px.jpg

1330 ms

2024_ICONIC_Kampagne_Keyvisual_Online_Banner_B2C2_Mobile_480x480px.jpg

2024_ICONIC_Kampagne_Keyvisual_Online_Banner_B2C2_Mobile_480x480px.jpg

1296 ms

trustleiste_2023_V1.jpg

trustleiste_2023_V1.jpg

1236 ms

trustleiste_2023%20-%20TrustedShop.jpg

trustleiste_2023%20-%20TrustedShop.jpg

1243 ms

d

d

156 ms

d

d

193 ms

icons1730384050.woff

icons1730384050.woff

104 ms

d

d

215 ms

d

d

216 ms

d

d

637 ms

d

d

182 ms

main.min.js

main.min.js

103 ms

Accessibility Review

jako.ch accessibility score

93

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 input fields do not have accessible names

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

jako.ch best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

jako.ch SEO score

84

Search Engine Optimization Advices

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    DE

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jako.ch can be misinterpreted by Google and other search engines. Our service has detected that German is used on the page, and it does not match the claimed English language. Our system also found out that Jako.ch 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

jako.ch

Open Graph data is detected on the main page of JAKO. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: