Tools & Wizards About Us
bezpecnost-uklid-praha.cz screenshot

Report Summary

  • 76

    Performance

    Renders faster than
    84% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

bezpecnost-uklid-praha.cz

Bezpečnostní agentura D.I.SEVEN, a.s.

Page Load Speed

5.2 sec in total

First Response

348 ms

Resources Loaded

4.5 sec

Page Rendered

334 ms

bezpecnost-uklid-praha.cz screenshot

About Website

Welcome to bezpecnost-uklid-praha.cz homepage info - get ready to check Bezpecnost Uklid Praha best content right away, or after learning these important things about bezpecnost-uklid-praha.cz

Bezpečnostní agentura D.I.SEVEN. Bezpečnostní služby a úklidové práce poskytujeme našim klientům po celé České republice již od roku 1995.

Visit bezpecnost-uklid-praha.cz

Key Findings

We analyzed Bezpecnost-uklid-praha.cz page load time and found that the first response time was 348 ms and then it took 4.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

bezpecnost-uklid-praha.cz performance score

76

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.8 s

56/100

10%

LCP (Largest Contentful Paint)

Value5.0 s

27/100

25%

SI (Speed Index)

Value3.5 s

88/100

10%

TBT (Total Blocking Time)

Value10 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value3.2 s

94/100

10%

Network Requests Diagram

bezpecnost-uklid-praha.cz

348 ms

www.bezpecnost-uklid-praha.cz

758 ms

global.css

124 ms

color.css

240 ms

jquery.js

753 ms

Our browser made a total of 24 requests to load all elements on the main page. We found that 88% of them (21 requests) were addressed to the original Bezpecnost-uklid-praha.cz, 13% (3 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.6 sec) belongs to the original domain Bezpecnost-uklid-praha.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 72.2 kB (25%)

Content Size

285.2 kB

After Optimization

213.0 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bezpecnost-uklid-praha.cz main page is 285.2 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. 15% of websites need less resources to load. Images take 163.6 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 9.7 kB

  • Original 12.8 kB
  • After minification 11.0 kB
  • After compression 3.1 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. This page needs HTML code to be minified as it can gain 1.8 kB, which is 14% 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 9.7 kB or 76% of the original size.

Image Optimization

-1%

Potential reduce by 1.8 kB

  • Original 163.6 kB
  • After minification 161.8 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. Bezpecnost Uklid Praha images are well optimized though.

JavaScript Optimization

-54%

Potential reduce by 54.2 kB

  • Original 99.9 kB
  • After minification 99.8 kB
  • After compression 45.7 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 54.2 kB or 54% of the original size.

CSS Optimization

-73%

Potential reduce by 6.5 kB

  • Original 8.9 kB
  • After minification 7.6 kB
  • After compression 2.4 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. Bezpecnost-uklid-praha.cz needs all CSS files to be minified and compressed as it can save up to 6.5 kB or 73% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (41%)

Requests Now

22

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 22 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bezpecnost Uklid Praha. 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 JavaScripts and as a result speed up the page load time.

Network Requests Diagram

bezpecnost-uklid-praha.cz

bezpecnost-uklid-praha.cz

348 ms

www.bezpecnost-uklid-praha.cz

www.bezpecnost-uklid-praha.cz

758 ms

global.css

global.css

124 ms

color.css

color.css

240 ms

jquery.js

jquery.js

753 ms

main.js

main.js

1634 ms

swfobject.js

swfobject.js

2638 ms

bg-body.png

bg-body.png

124 ms

bg-heading.png

bg-heading.png

124 ms

zamestnavani-zps.jpg

zamestnavani-zps.jpg

119 ms

poradatelske-sluzby.jpg

poradatelske-sluzby.jpg

120 ms

katalog-sluzeb.jpg

katalog-sluzeb.jpg

239 ms

praha.jpg

praha.jpg

354 ms

bg-header-menu.png

bg-header-menu.png

235 ms

bg-li-border.png

bg-li-border.png

237 ms

header-img.jpg

header-img.jpg

602 ms

1x1-opacity.png

1x1-opacity.png

240 ms

bezpecnostni-sluzby.png

bezpecnostni-sluzby.png

465 ms

sprava-nemovitosti-2.png

sprava-nemovitosti-2.png

469 ms

uklidove-firmy.png

uklidove-firmy.png

355 ms

ga.js

ga.js

15 ms

__utm.gif

__utm.gif

15 ms

__utm.gif

__utm.gif

20 ms

print.css

print.css

124 ms

Accessibility Review

bezpecnost-uklid-praha.cz accessibility score

88

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

Links do not have a discernible name

Best Practices

bezpecnost-uklid-praha.cz 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

bezpecnost-uklid-praha.cz SEO score

77

Search Engine Optimization Advices

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 Bezpecnost-uklid-praha.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 Bezpecnost-uklid-praha.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

bezpecnost-uklid-praha.cz

Open Graph description is not detected on the main page of Bezpecnost Uklid Praha. 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: