Tools & Wizards About Us
zelajsi.sk screenshot

Report Summary

  • 22

    Performance

    Renders faster than
    40% of other websites

  • 90

    Accessibility

    Visual factors better than
    that of 74% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

zelajsi.sk

ZELAJ SI - Hlavná strana

Page Load Speed

1.9 sec in total

First Response

241 ms

Resources Loaded

1.6 sec

Page Rendered

60 ms

zelajsi.sk screenshot

About Website

Welcome to zelajsi.sk homepage info - get ready to check ZELAJ SI best content right away, or after learning these important things about zelajsi.sk

ŽELAJ SI, splnené sny, charita, sny chorých detí

Visit zelajsi.sk

Key Findings

We analyzed Zelajsi.sk page load time and found that the first response time was 241 ms and then it took 1.6 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

zelajsi.sk performance score

22

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value5.4 s

20/100

25%

SI (Speed Index)

Value11.0 s

6/100

10%

TBT (Total Blocking Time)

Value1,090 ms

24/100

30%

CLS (Cumulative Layout Shift)

Value0.236

53/100

15%

TTI (Time to Interactive)

Value15.7 s

6/100

10%

Network Requests Diagram

zelajsi.sk

241 ms

www.zelajsi.sk

603 ms

base.css

111 ms

error.css

220 ms

base.css

211 ms

Our browser made a total of 8 requests to load all elements on the main page. We found that all of those requests were addressed to Zelajsi.sk and no external sources were called. The less responsive or slowest element that took the longest time to load (603 ms) belongs to the original domain Zelajsi.sk.

Page Optimization Overview & Recommendations

Page size can be reduced by 2.9 kB (3%)

Content Size

110.6 kB

After Optimization

107.7 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Zelajsi.sk main page is 110.6 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Images take 105.9 kB which makes up the majority of the site volume.

HTML Optimization

-53%

Potential reduce by 805 B

  • Original 1.5 kB
  • After minification 1.5 kB
  • After compression 711 B

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 805 B or 53% of the original size.

Image Optimization

-1%

Potential reduce by 801 B

  • Original 105.9 kB
  • After minification 105.1 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. ZELAJ SI images are well optimized though.

CSS Optimization

-41%

Potential reduce by 1.3 kB

  • Original 3.2 kB
  • After minification 3.2 kB
  • After compression 1.9 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. Zelajsi.sk needs all CSS files to be minified and compressed as it can save up to 1.3 kB or 41% of the original size.

Requests Breakdown

Number of requests can be reduced by 3 (50%)

Requests Now

6

After Optimization

3

  • Images
  • CSS

The browser has sent 6 CSS, Javascripts, AJAX and image requests in order to completely render the main page of ZELAJ SI. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

zelajsi.sk

zelajsi.sk

241 ms

www.zelajsi.sk

www.zelajsi.sk

603 ms

base.css

base.css

111 ms

error.css

error.css

220 ms

base.css

base.css

211 ms

error.css

error.css

110 ms

error.png

error.png

109 ms

browser_logos.png

browser_logos.png

384 ms

Accessibility Review

zelajsi.sk accessibility score

90

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.

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

zelajsi.sk best practices score

75

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

Browser errors were logged to the console

SEO Factors

zelajsi.sk SEO score

91

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

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Zelajsi.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 Zelajsi.sk main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

zelajsi.sk

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