Tools & Wizards About Us

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 56

    Accessibility

    Visual factors better than
    that of 24% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

laseresthetic.cz

Klinika laserové, estetické dermatologie a plastické chirurgie | Laser Esthetic

Page Load Speed

4.1 sec in total

First Response

339 ms

Resources Loaded

3.6 sec

Page Rendered

242 ms

About Website

Click here to check amazing Laser Esthetic content for Czech Republic. Otherwise, check out these important facts you probably never knew about laseresthetic.cz

Díky estetické dermatologii a plastické chirurgii opět získáte sebevědomí. Na klinice Laser Esthetic Praha najdete kompletní odborné zázemí, v přátelském a rodinném prostředí.

Visit laseresthetic.cz

Key Findings

We analyzed Laseresthetic.cz page load time and found that the first response time was 339 ms and then it took 3.8 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

laseresthetic.cz performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value22.2 s

0/100

25%

SI (Speed Index)

Value7.3 s

29/100

10%

TBT (Total Blocking Time)

Value930 ms

30/100

30%

CLS (Cumulative Layout Shift)

Value0.043

99/100

15%

TTI (Time to Interactive)

Value10.2 s

25/100

10%

Network Requests Diagram

laseresthetic.cz

339 ms

www.laseresthetic.cz

341 ms

www.laseresthetic.cz

477 ms

gridiculous.css

108 ms

stylesheet.css

215 ms

Our browser made a total of 67 requests to load all elements on the main page. We found that 73% of them (49 requests) were addressed to the original Laseresthetic.cz, 6% (4 requests) were made to Fonts.gstatic.com and 4% (3 requests) were made to Connect.facebook.net. The less responsive or slowest element that took the longest time to load (853 ms) belongs to the original domain Laseresthetic.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 56.8 kB (2%)

Content Size

3.3 MB

After Optimization

3.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Laseresthetic.cz main page is 3.3 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 3.1 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 21.5 kB

  • Original 28.2 kB
  • After minification 26.9 kB
  • After compression 6.7 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 21.5 kB or 76% of the original size.

Image Optimization

-1%

Potential reduce by 33.1 kB

  • Original 3.1 MB
  • After minification 3.0 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. Laser Esthetic images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 441 B

  • Original 146.7 kB
  • After minification 146.5 kB
  • After compression 146.2 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

-18%

Potential reduce by 1.7 kB

  • Original 9.8 kB
  • After minification 9.8 kB
  • After compression 8.1 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. Laseresthetic.cz needs all CSS files to be minified and compressed as it can save up to 1.7 kB or 18% of the original size.

Requests Breakdown

Number of requests can be reduced by 20 (33%)

Requests Now

60

After Optimization

40

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Laser Esthetic. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 16 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

laseresthetic.cz accessibility score

56

Accessibility Issues

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

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

laseresthetic.cz 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

Page has valid source maps

SEO Factors

laseresthetic.cz SEO score

91

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

Image elements do not have [alt] attributes

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

    CS

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Laseresthetic.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Laseresthetic.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

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