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e-sro.cz screenshot

Report Summary

  • 98

    Performance

    Renders faster than
    95% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

e-sro.cz

e-SRO.cz - vše, co potřebujete vědět o s.r.o.

Page Load Speed

21.7 sec in total

First Response

380 ms

Resources Loaded

21.3 sec

Page Rendered

98 ms

e-sro.cz screenshot

About Website

Welcome to e-sro.cz homepage info - get ready to check E SRO best content for Czech Republic right away, or after learning these important things about e-sro.cz

Stránky obsahují základní informace o všech aspektech podnikání formou s.r.o.

Visit e-sro.cz

Key Findings

We analyzed E-sro.cz page load time and found that the first response time was 380 ms and then it took 21.4 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number of websites can load faster. Unfortunately, there was 1 request timeout, which can generally increase the web page load time, as the browser stays idle while waiting for website response.

Performance Metrics

e-sro.cz performance score

98

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.8 s

89/100

10%

LCP (Largest Contentful Paint)

Value1.8 s

98/100

25%

SI (Speed Index)

Value2.0 s

99/100

10%

TBT (Total Blocking Time)

Value100 ms

98/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.6 s

98/100

10%

Network Requests Diagram

e-sro.cz

380 ms

www.e-sro.cz

395 ms

style.css

94 ms

code

200 ms

menu_bg.gif

93 ms

Our browser made a total of 13 requests to load all elements on the main page. We found that 69% of them (9 requests) were addressed to the original E-sro.cz, 15% (2 requests) were made to Google-analytics.com and 8% (1 request) were made to C1.navrcholu.cz. The less responsive or slowest element that took the longest time to load (19.9 sec) relates to the external source Toplist.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 7.5 kB (25%)

Content Size

29.8 kB

After Optimization

22.2 kB

  • HTML
  • JavaScript
  • CSS

In fact, the total size of E-sro.cz main page is 29.8 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. Only 10% of websites need less resources to load. Javascripts take 17.2 kB which makes up the majority of the site volume.

HTML Optimization

-67%

Potential reduce by 7.1 kB

  • Original 10.6 kB
  • After minification 9.5 kB
  • After compression 3.5 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 7.1 kB or 67% of the original size.

JavaScript Optimization

-0%

Potential reduce by 34 B

  • Original 17.2 kB
  • After minification 17.2 kB
  • After compression 17.1 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. This website has mostly compressed JavaScripts.

CSS Optimization

-21%

Potential reduce by 425 B

  • Original 2.0 kB
  • After minification 2.0 kB
  • After compression 1.6 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. E-sro.cz needs all CSS files to be minified and compressed as it can save up to 425 B or 21% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

9

After Optimization

9

  • Images
  • JavaScript
  • CSS

The browser has sent 9 CSS, Javascripts, AJAX and image requests in order to completely render the main page of E SRO. According to our analytics all requests are already optimized.

Network Requests Diagram

e-sro.cz

e-sro.cz

380 ms

www.e-sro.cz

www.e-sro.cz

395 ms

style.css

style.css

94 ms

code

code

200 ms

menu_bg.gif

menu_bg.gif

93 ms

header_bg.gif

header_bg.gif

184 ms

menuarrowactive.gif

menuarrowactive.gif

184 ms

menuarrow.gif

menuarrow.gif

185 ms

side_bg.gif

side_bg.gif

186 ms

ga.js

ga.js

7 ms

__utm.gif

__utm.gif

12 ms

print.css

print.css

93 ms

dot.asp

dot.asp

19924 ms

Accessibility Review

e-sro.cz accessibility score

94

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.

Best Practices

e-sro.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

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

e-sro.cz SEO score

77

Search Engine Optimization Advices

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    CS

  • Encoding

    WINDOWS-1250

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise E-sro.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 E-sro.cz main page’s claimed encoding is windows-1250. 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

e-sro.cz

Open Graph description is not detected on the main page of E SRO. 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: