Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 62% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    84% of websites

union.sk

Union zdravotná poisťovňa - Union poisťovňa | Union.sk

Page Load Speed

3.3 sec in total

First Response

386 ms

Resources Loaded

2.4 sec

Page Rendered

504 ms

union.sk screenshot

About Website

Click here to check amazing Union content for Slovakia. Otherwise, check out these important facts you probably never knew about union.sk

Union spája verejné zdravotné a komerčné poistenie pod jednu značku. A vďaka tejto kombinácii meníme životy k lepšiemu.

Visit union.sk

Key Findings

We analyzed Union.sk page load time and found that the first response time was 386 ms and then it took 2.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

union.sk performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value4.9 s

29/100

25%

SI (Speed Index)

Value6.0 s

46/100

10%

TBT (Total Blocking Time)

Value2,020 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value11.8 s

17/100

10%

Network Requests Diagram

union.sk

386 ms

www.union.sk

565 ms

autoptimize_5207bdf0d47951a453da8923ddb814a5.css

274 ms

dashicons.min.css

341 ms

jquery.min.js

365 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 87% of them (52 requests) were addressed to the original Union.sk, 3% (2 requests) were made to Googletagmanager.com and 3% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (939 ms) belongs to the original domain Union.sk.

Page Optimization Overview & Recommendations

Page size can be reduced by 491.3 kB (48%)

Content Size

1.0 MB

After Optimization

541.5 kB

In fact, the total size of Union.sk main page is 1.0 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. 65% of websites need less resources to load. Javascripts take 355.4 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 263.0 kB

  • Original 300.7 kB
  • After minification 279.0 kB
  • After compression 37.7 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 263.0 kB or 87% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 200.1 kB
  • After minification 200.1 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. Union images are well optimized though.

JavaScript Optimization

-25%

Potential reduce by 87.4 kB

  • Original 355.4 kB
  • After minification 355.4 kB
  • After compression 268.0 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 87.4 kB or 25% of the original size.

CSS Optimization

-80%

Potential reduce by 140.9 kB

  • Original 176.6 kB
  • After minification 35.7 kB
  • After compression 35.7 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. Union.sk needs all CSS files to be minified and compressed as it can save up to 140.9 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 43 (86%)

Requests Now

50

After Optimization

7

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Union. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 44 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

union.sk accessibility score

86

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

button, link, and menuitem elements do not have accessible names.

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

Best Practices

union.sk best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

union.sk SEO score

93

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

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