Access e-stresninosice.cz. Úvodní stránka | E-Střešní nosiče | střešní nosiče, střešní boxy, nosiče kol, sněhové řetězy

name

value

score

weighting

FCP (First Contentful Paint)

Value3.9 s

25/100

10%

LCP (Largest Contentful Paint)

Value17.0 s

0/100

25%

SI (Speed Index)

Value9.8 s

10/100

10%

TBT (Total Blocking Time)

Value660 ms

45/100

30%

CLS (Cumulative Layout Shift)

Value0.166

71/100

15%

TTI (Time to Interactive)

Value14.0 s

10/100

10%

e-stresninosice.cz

435 ms

www.e-stresninosice.cz

954 ms

css2

31 ms

frontend-3a84f4.css

319 ms

product-detail-reviews.min.css

315 ms

Our browser made a total of 82 requests to load all elements on the main page. We found that 35% of them (29 requests) were addressed to the original E-stresninosice.cz, 56% (46 requests) were made to Cdn.mujnody.cz and 2% (2 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (2 sec) relates to the external source Cdn.mujnody.cz.

Content Size

12.0 MB

After Optimization

11.9 MB

In fact, the total size of E-stresninosice.cz main page is 12.0 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. 45% of websites need less resources to load. Images take 11.4 MB which makes up the majority of the site volume.

HTML Optimization

-93%

Potential reduce by 160.0 kB

Original 172.4 kB
After minification 77.1 kB
After compression 12.4 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 95.3 kB, which is 55% 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 160.0 kB or 93% of the original size.

Image Optimization

-0%

Potential reduce by 13.1 kB

Original 11.4 MB
After minification 11.4 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. E Stresninosice images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 578 B

Original 330.3 kB
After minification 330.3 kB
After compression 329.7 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

-1%

Potential reduce by 402 B

Original 79.2 kB
After minification 79.2 kB
After compression 78.8 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. E-stresninosice.cz has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of E Stresninosice. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

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.

High

Links do not have a discernible name

These items highlight common accessibility best practices.

High

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

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

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/).

High

Document uses legible font sizes

Language and Encoding

Language Detected

CS
Language Claimed

CS
Encoding

UTF-8

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

e-stresninosice.cz

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Úvodní stránka | E-Střešní nosiče | střešní nosiče, střešní boxy, nosiče kol, sněhové řetězy

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

e-stresninosice.cz

www.e-stresninosice.cz

css2

frontend-3a84f4.css

product-detail-reviews.min.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

e-stresninosice.cz

www.e-stresninosice.cz

css2

frontend-3a84f4.css

product-detail-reviews.min.css

product-review-homepage.min.css

shop-review-homepage.min.css

social-login.min.css

variants-table.min.css

js

rc.js

frontend.js

product-detail-reviews.js

product-review-homepage.js

shop-review-homepage.js

social-login.js

variants-tables.js

twisto-widget.js

cookies.css

cookies.js

gtm.js

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