Report Summary

  • 13

    Performance

    Renders faster than
    25% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

jack-wolfskin.co.uk

Outdoor Apparel, Footwear & Equipment – JACK WOLFSKIN

Page Load Speed

2.3 sec in total

First Response

129 ms

Resources Loaded

1.6 sec

Page Rendered

621 ms

jack-wolfskin.co.uk screenshot

About Website

Visit jack-wolfskin.co.uk now to see the best up-to-date JACK WOLFSKIN content for United Kingdom and also check out these interesting facts you probably never knew about jack-wolfskin.co.uk

JACK WOLFSKIN - Buy waterproof clothing, shoes, tents, equipment and more available online - JACK WOLFSKIN Outdoor Shop.

Visit jack-wolfskin.co.uk

Key Findings

We analyzed Jack-wolfskin.co.uk page load time and found that the first response time was 129 ms and then it took 2.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

jack-wolfskin.co.uk performance score

13

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

50/100

10%

LCP (Largest Contentful Paint)

Value5.9 s

14/100

25%

SI (Speed Index)

Value14.5 s

1/100

10%

TBT (Total Blocking Time)

Value23,320 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.373

28/100

15%

TTI (Time to Interactive)

Value39.6 s

0/100

10%

Network Requests Diagram

jack-wolfskin.co.uk

129 ms

www.jack-wolfskin.co.uk

757 ms

jackwolfskinuk

119 ms

jwsdw.js

232 ms

jwsdw-framework.js

63 ms

Our browser made a total of 46 requests to load all elements on the main page. We found that 78% of them (36 requests) were addressed to the original Jack-wolfskin.co.uk, 4% (2 requests) were made to and 4% (2 requests) were made to App.usercentrics.eu. The less responsive or slowest element that took the longest time to load (757 ms) belongs to the original domain Jack-wolfskin.co.uk.

Page Optimization Overview & Recommendations

Page size can be reduced by 327.2 kB (16%)

Content Size

2.1 MB

After Optimization

1.8 MB

In fact, the total size of Jack-wolfskin.co.uk main page is 2.1 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. 65% of websites need less resources to load. Javascripts take 890.4 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 326.8 kB

  • Original 374.0 kB
  • After minification 373.8 kB
  • After compression 47.2 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 326.8 kB or 87% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 776.6 kB
  • After minification 776.6 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. JACK WOLFSKIN images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 381 B

  • Original 890.4 kB
  • After minification 890.3 kB
  • After compression 890.0 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 67 B

  • Original 65.8 kB
  • After minification 65.8 kB
  • After compression 65.7 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. Jack-wolfskin.co.uk has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 14 (38%)

Requests Now

37

After Optimization

23

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of JACK WOLFSKIN. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 15 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

jack-wolfskin.co.uk accessibility score

100

Accessibility Issues

Best Practices

jack-wolfskin.co.uk best practices score

83

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

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

jack-wolfskin.co.uk SEO score

93

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

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 Jack-wolfskin.co.uk 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 Jack-wolfskin.co.uk 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 JACK WOLFSKIN. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: