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Report Summary

About Website

Click here to check amazing Svetmatraci content. Otherwise, check out these important facts you probably never knew about svetmatraci.eu

Matrace Online : - Polštáře Matrace Přistýlky Chrániče Rošty Přikrývky matrace, přistýlky, rošty

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name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value4.6 s

35/100

25%

SI (Speed Index)

Value5.2 s

59/100

10%

TBT (Total Blocking Time)

Value270 ms

82/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value4.6 s

81/100

10%

svetmatraci.eu

555 ms

www.online-matrace.cz

919 ms

stylesheet.css

387 ms

stylesheet_colors.css

399 ms

stylesheet_css_buttons.css

403 ms

Our browser made a total of 17 requests to load all elements on the main page. We found that 6% of them (1 request) were addressed to the original Svetmatraci.eu, 82% (14 requests) were made to Online-matrace.cz and 6% (1 request) were made to Code.jquery.com. The less responsive or slowest element that took the longest time to load (919 ms) relates to the external source Online-matrace.cz.

Content Size

271.8 kB

After Optimization

243.4 kB

In fact, the total size of Svetmatraci.eu main page is 271.8 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. 15% of websites need less resources to load. Images take 228.3 kB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 21.5 kB

Original 26.4 kB
After minification 25.1 kB
After compression 4.9 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 21.5 kB or 81% of the original size.

Image Optimization

-2%

Potential reduce by 3.8 kB

Original 228.3 kB
After minification 224.5 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. Svetmatraci images are well optimized though.

JavaScript Optimization

-6%

Potential reduce by 71 B

Original 1.2 kB
After minification 1.2 kB
After compression 1.2 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

-20%

Potential reduce by 3.1 kB

Original 15.9 kB
After minification 15.7 kB
After compression 12.8 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. Svetmatraci.eu needs all CSS files to be minified and compressed as it can save up to 3.1 kB or 20% of the original size.

Requests Now

After Optimization

The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Svetmatraci. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for CSS and as a result speed up the page load time.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

Search Engine Optimization Advices

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 Svetmatraci.eu 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 Svetmatraci.eu 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

svetmatraci.eu

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Matrace Online, Online prodej matrací

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)