Tools & Wizards About Us
cobi.pl screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    54% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

cobi.pl

Sklep z zabawkami Cobi - klocki i zabawki dla dzieci

Page Load Speed

6.1 sec in total

First Response

1.5 sec

Resources Loaded

4.1 sec

Page Rendered

380 ms

cobi.pl screenshot

About Website

Welcome to cobi.pl homepage info - get ready to check Cobi best content for Poland right away, or after learning these important things about cobi.pl

COBI.pl - sklep z zabawkami dla dzieci. Największy producent klocków w Polsce. W bogatej ofercie znajdziecie zabawki dla dzieci w każdym przedziale wiekowym, klocki, lalki i wiele więcej.

Visit cobi.pl

Key Findings

We analyzed Cobi.pl page load time and found that the first response time was 1.5 sec and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

cobi.pl performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value6.6 s

8/100

25%

SI (Speed Index)

Value5.2 s

61/100

10%

TBT (Total Blocking Time)

Value740 ms

40/100

30%

CLS (Cumulative Layout Shift)

Value0.508

16/100

15%

TTI (Time to Interactive)

Value6.4 s

60/100

10%

Network Requests Diagram

cobi.pl

1543 ms

jquery.js

360 ms

jquery.easing.1.3.js

245 ms

sexylightbox.v2.3.jquery.js

247 ms

funkcje.js

374 ms

Our browser made a total of 226 requests to load all elements on the main page. We found that 36% of them (81 requests) were addressed to the original Cobi.pl, 13% (29 requests) were made to Media-cache-ec0.pinimg.com and 10% (22 requests) were made to Media-cache-ak0.pinimg.com. The less responsive or slowest element that took the longest time to load (1.5 sec) belongs to the original domain Cobi.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 564.5 kB (25%)

Content Size

2.2 MB

After Optimization

1.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cobi.pl main page is 2.2 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 133.8 kB

  • Original 168.5 kB
  • After minification 165.3 kB
  • After compression 34.7 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 133.8 kB or 79% of the original size.

Image Optimization

-5%

Potential reduce by 78.2 kB

  • Original 1.6 MB
  • After minification 1.5 MB

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. Cobi images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 254.8 kB

  • Original 387.3 kB
  • After minification 365.0 kB
  • After compression 132.4 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 254.8 kB or 66% of the original size.

CSS Optimization

-84%

Potential reduce by 97.7 kB

  • Original 116.1 kB
  • After minification 100.1 kB
  • After compression 18.4 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. Cobi.pl needs all CSS files to be minified and compressed as it can save up to 97.7 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 66 (30%)

Requests Now

220

After Optimization

154

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 220 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cobi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 42 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cobi.pl

cobi.pl

1543 ms

jquery.js

jquery.js

360 ms

jquery.easing.1.3.js

jquery.easing.1.3.js

245 ms

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sexylightbox.v2.3.jquery.js

247 ms

funkcje.js

funkcje.js

374 ms

cobi2__1430371985_lHo.css

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932 ms

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Accessibility Review

cobi.pl accessibility score

81

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

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

Buttons do not have an accessible name

High

Links do not have a discernible name

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.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

cobi.pl 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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

cobi.pl SEO score

92

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

    PL

  • Language Claimed

    PL

  • Encoding

    UTF-8

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

cobi.pl

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