Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

zdravedasna.sk

Starostlivosť o ústne zdravie zo Švajčiarska I Curaprox.sk | CURAPROX Shop Slovensko

Page Load Speed

4.4 sec in total

First Response

1 sec

Resources Loaded

3.1 sec

Page Rendered

287 ms

zdravedasna.sk screenshot

About Website

Click here to check amazing Zdravedasna content. Otherwise, check out these important facts you probably never knew about zdravedasna.sk

Čistenie zubov a starostlivosť o ústne zdravie s Curaproxom je jemné, príjemné a zdravé... dokonca, aj keď ide o bielenie. Zistite viac…

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Key Findings

We analyzed Zdravedasna.sk page load time and found that the first response time was 1 sec and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

zdravedasna.sk performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value18.2 s

0/100

25%

SI (Speed Index)

Value14.9 s

1/100

10%

TBT (Total Blocking Time)

Value1,380 ms

16/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value17.4 s

4/100

10%

Network Requests Diagram

zdravedasna.sk

1027 ms

node.css

222 ms

poll.css

238 ms

defaults.css

240 ms

system.css

243 ms

Our browser made a total of 74 requests to load all elements on the main page. We found that 95% of them (70 requests) were addressed to the original Zdravedasna.sk, 3% (2 requests) were made to Google-analytics.com and 1% (1 request) were made to Adobe.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Zdravedasna.sk.

Page Optimization Overview & Recommendations

Page size can be reduced by 149.7 kB (42%)

Content Size

352.5 kB

After Optimization

202.9 kB

In fact, the total size of Zdravedasna.sk main page is 352.5 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. 25% of websites need less resources to load. Images take 167.8 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 20.8 kB

  • Original 29.0 kB
  • After minification 27.7 kB
  • After compression 8.1 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. 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 20.8 kB or 72% of the original size.

Image Optimization

-17%

Potential reduce by 28.0 kB

  • Original 167.8 kB
  • After minification 139.8 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. Obviously, Zdravedasna needs image optimization as it can save up to 28.0 kB or 17% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-51%

Potential reduce by 42.8 kB

  • Original 83.9 kB
  • After minification 71.4 kB
  • After compression 41.1 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 42.8 kB or 51% of the original size.

CSS Optimization

-81%

Potential reduce by 58.0 kB

  • Original 71.8 kB
  • After minification 53.2 kB
  • After compression 13.8 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. Zdravedasna.sk needs all CSS files to be minified and compressed as it can save up to 58.0 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 47 (66%)

Requests Now

71

After Optimization

24

The browser has sent 71 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Zdravedasna. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 13 to 1 for JavaScripts and from 23 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

zdravedasna.sk accessibility score

80

Accessibility Issues

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

zdravedasna.sk best practices score

83

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

zdravedasna.sk SEO score

90

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    SK

  • Language Claimed

    SK

  • Encoding

    UTF-8

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