Tools & Wizards About Us

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 78% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 81

    SEO

    Google-friendlier than
    42% of websites

cosstores.ie

COS - Contemporary Style, Designed To Last - Shop Online - WW

Page Load Speed

1.3 sec in total

First Response

106 ms

Resources Loaded

1.1 sec

Page Rendered

104 ms

About Website

Visit cosstores.ie now to see the best up-to-date COS Stores content and also check out these interesting facts you probably never knew about cosstores.ie

Innovative design. Wardrobe essentials. More sustainable collections: COS is a fashion brand for women and men. Explore now.

Visit cosstores.ie

Key Findings

We analyzed Cosstores.ie page load time and found that the first response time was 106 ms and then it took 1.2 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

cosstores.ie performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

41/100

10%

LCP (Largest Contentful Paint)

Value13.0 s

0/100

25%

SI (Speed Index)

Value10.9 s

6/100

10%

TBT (Total Blocking Time)

Value5,960 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.059

98/100

15%

TTI (Time to Interactive)

Value18.2 s

3/100

10%

Network Requests Diagram

index.html

106 ms

frontend.min.a84ada1e495342987a5438115b9349de.css

31 ms

idservice.cosstores.com

254 ms

componentsloader.js

75 ms

HMFWDM721.js

30 ms

Our browser made a total of 30 requests to load all elements on the main page. We found that 0% of them (0 request) were addressed to the original Cosstores.ie, 10% (3 requests) were made to Cdn.cookielaw.org and 3% (1 request) were made to Idservice.cosstores.com. The less responsive or slowest element that took the longest time to load (304 ms) relates to the external source Stchatscripts.blob.core.windows.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 820.6 kB (60%)

Content Size

1.4 MB

After Optimization

545.0 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of Cosstores.ie 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. 35% of websites need less resources to load. Javascripts take 633.7 kB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 103.1 kB

  • Original 125.2 kB
  • After minification 104.2 kB
  • After compression 22.1 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 21.0 kB, which is 17% 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 103.1 kB or 82% of the original size.

JavaScript Optimization

-32%

Potential reduce by 205.3 kB

  • Original 633.7 kB
  • After minification 631.7 kB
  • After compression 428.4 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 205.3 kB or 32% of the original size.

CSS Optimization

-84%

Potential reduce by 512.3 kB

  • Original 606.7 kB
  • After minification 603.6 kB
  • After compression 94.4 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. Cosstores.ie needs all CSS files to be minified and compressed as it can save up to 512.3 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 19 (76%)

Requests Now

25

After Optimization

6

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 25 CSS, Javascripts, AJAX and image requests in order to completely render the main page of COS Stores. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

cosstores.ie accessibility score

92

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

[role]s are not contained by their required parent element

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

cosstores.ie 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

cosstores.ie SEO score

81

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

Links do not have descriptive text

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cosstores.ie 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 Cosstores.ie 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 PARSED_DOMAIN, but there is no image specified in description. It would be a good idea for the website admin to select a nice image that can properly represent the website in Open Graph data, otherwise the first found image will be taken for this purpose and social media information block will look like this: