Tools & Wizards About Us

Report Summary

  • 7

    Performance

    Renders faster than
    22% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 74

    SEO

    Google-friendlier than
    31% of websites

ewrc.cz

eWRC.cz

Page Load Speed

4.3 sec in total

First Response

407 ms

Resources Loaded

3.8 sec

Page Rendered

99 ms

About Website

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

eWRC.cz

Visit ewrc.cz

Key Findings

We analyzed Ewrc.cz page load time and found that the first response time was 407 ms and then it took 3.9 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

ewrc.cz performance score

7

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value12.4 s

0/100

25%

SI (Speed Index)

Value10.7 s

7/100

10%

TBT (Total Blocking Time)

Value2,000 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0.827

4/100

15%

TTI (Time to Interactive)

Value23.5 s

1/100

10%

Network Requests Diagram

ewrc.cz

407 ms

www.ewrc.cz

602 ms

js

78 ms

css

59 ms

css

75 ms

Our browser made a total of 186 requests to load all elements on the main page. We found that 36% of them (67 requests) were addressed to the original Ewrc.cz, 8% (15 requests) were made to Ewrc-market.com and 7% (13 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.7 sec) relates to the external source Ewrc-market.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 663.1 kB (19%)

Content Size

3.4 MB

After Optimization

2.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ewrc.cz main page is 3.4 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.2 MB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 100.8 kB

  • Original 119.2 kB
  • After minification 91.0 kB
  • After compression 18.4 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. This page needs HTML code to be minified as it can gain 28.2 kB, which is 24% of the original size. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 100.8 kB or 85% of the original size.

Image Optimization

-8%

Potential reduce by 187.8 kB

  • Original 2.2 MB
  • After minification 2.0 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. EWRC images are well optimized though.

JavaScript Optimization

-35%

Potential reduce by 368.8 kB

  • Original 1.1 MB
  • After minification 1.1 MB
  • After compression 682.8 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 368.8 kB or 35% of the original size.

CSS Optimization

-15%

Potential reduce by 5.7 kB

  • Original 39.1 kB
  • After minification 39.1 kB
  • After compression 33.4 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. Ewrc.cz needs all CSS files to be minified and compressed as it can save up to 5.7 kB or 15% of the original size.

Requests Breakdown

Number of requests can be reduced by 76 (42%)

Requests Now

179

After Optimization

103

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 179 CSS, Javascripts, AJAX and image requests in order to completely render the main page of EWRC. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 54 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

ewrc.cz accessibility score

82

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

Image elements do not have [alt] attributes

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

ewrc.cz best practices score

75

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

ewrc.cz SEO score

74

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

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 doesn't use legible font sizes

High

Tap targets are not sized appropriately

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