Tools & Wizards About Us
netsystems.cz screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 96

    SEO

    Google-friendlier than
    90% of websites

netsystems.cz

NetSystems | Tvorba webových stránek, tvorba e-shopů, online marketing, hosting

Page Load Speed

5.4 sec in total

First Response

546 ms

Resources Loaded

4.1 sec

Page Rendered

701 ms

netsystems.cz screenshot

About Website

Visit netsystems.cz now to see the best up-to-date Net Systems content and also check out these interesting facts you probably never knew about netsystems.cz

Tvoříme moderní responzivní webové stránky a e-shopy na vlastním redakčním systému. Zajišťujeme online marketing pro úspěšné weby.

Visit netsystems.cz

Key Findings

We analyzed Netsystems.cz page load time and found that the first response time was 546 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

netsystems.cz performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

61/100

10%

LCP (Largest Contentful Paint)

Value5.5 s

19/100

25%

SI (Speed Index)

Value6.1 s

45/100

10%

TBT (Total Blocking Time)

Value740 ms

40/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value6.8 s

55/100

10%

Network Requests Diagram

netsystems.cz

546 ms

www.netsystems.cz

631 ms

global.css

228 ms

cookies.css

335 ms

js

64 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 96% of them (47 requests) were addressed to the original Netsystems.cz, 2% (1 request) were made to Googletagmanager.com and 2% (1 request) were made to Code.createjs.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Netsystems.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 642.5 kB (30%)

Content Size

2.2 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Netsystems.cz main page is 2.2 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. 30% of websites need less resources to load. Images take 1.9 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 26.0 kB

  • Original 31.6 kB
  • After minification 27.3 kB
  • After compression 5.6 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 4.3 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 26.0 kB or 82% of the original size.

Image Optimization

-33%

Potential reduce by 615.3 kB

  • Original 1.9 MB
  • After minification 1.3 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. Obviously, Net Systems needs image optimization as it can save up to 615.3 kB or 33% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 1.1 kB

  • Original 253.8 kB
  • After minification 253.4 kB
  • After compression 252.6 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

-0%

Potential reduce by 73 B

  • Original 18.6 kB
  • After minification 18.6 kB
  • After compression 18.5 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. Netsystems.cz has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 10 (23%)

Requests Now

44

After Optimization

34

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 44 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Net Systems. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

netsystems.cz

netsystems.cz

546 ms

www.netsystems.cz

www.netsystems.cz

631 ms

global.css

global.css

228 ms

cookies.css

cookies.css

335 ms

js

js

64 ms

all.js

all.js

788 ms

js.js

js.js

431 ms

jquery.cookie.js

jquery.cookie.js

432 ms

index.html

index.html

120 ms

logo.png

logo.png

226 ms

bg-visual.png

bg-visual.png

559 ms

bg-section-light.png

bg-section-light.png

559 ms

e-shopy.svg

e-shopy.svg

221 ms

tvorba-webu.png

tvorba-webu.png

336 ms

online-kampane.png

online-kampane.png

508 ms

systemy.svg

systemy.svg

337 ms

e-mailing.svg

e-mailing.svg

509 ms

hosting.png

hosting.png

510 ms

zkusenosti.svg

zkusenosti.svg

510 ms

vytvorene-projekty.png

vytvorene-projekty.png

559 ms

1-premysleni.svg

1-premysleni.svg

562 ms

2-navr-realizace.svg

2-navr-realizace.svg

561 ms

3-programovani.svg

3-programovani.svg

616 ms

4-grafika.svg

4-grafika.svg

670 ms

5-spusteni.svg

5-spusteni.svg

670 ms

6-pece.svg

6-pece.svg

671 ms

bg-footer.png

bg-footer.png

1004 ms

arrow-color.svg

arrow-color.svg

672 ms

email.svg

email.svg

726 ms

tel.svg

tel.svg

781 ms

address.svg

address.svg

781 ms

logo-footer.png

logo-footer.png

782 ms

roboto-regular.woff

roboto-regular.woff

748 ms

roboto-light.woff

roboto-light.woff

801 ms

roboto-thin.woff

roboto-thin.woff

860 ms

createjs-2015.11.26.min.js

createjs-2015.11.26.min.js

37 ms

_preloader.gif

_preloader.gif

729 ms

citroen.png

citroen.png

395 ms

NS_HP_animace_atlas_.png

NS_HP_animace_atlas_.png

1652 ms

evropa.png

evropa.png

112 ms

uhrineves.png

uhrineves.png

113 ms

vit-log.png

vit-log.png

113 ms

kamu.png

kamu.png

112 ms

sokol.png

sokol.png

113 ms

upc.png

upc.png

117 ms

sconto-nabytek.png

sconto-nabytek.png

225 ms

volkswagen.png

volkswagen.png

114 ms

federal-cars.png

federal-cars.png

120 ms

bosch.png

bosch.png

113 ms

Accessibility Review

netsystems.cz accessibility score

80

Accessibility Issues

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

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

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.

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

netsystems.cz best practices score

83

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

Missing source maps for large first-party JavaScript

SEO Factors

netsystems.cz SEO score

96

Search Engine Optimization Advices

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

    CS

  • Language Claimed

    CS

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Netsystems.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 Netsystems.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

netsystems.cz

Open Graph description is not detected on the main page of Net Systems. 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: