Tools & Wizards About Us
gemin.cz screenshot

Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 49% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

gemin.cz

Elektronické tržiště Gemin

Page Load Speed

6.3 sec in total

First Response

520 ms

Resources Loaded

5.7 sec

Page Rendered

106 ms

gemin.cz screenshot

About Website

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

Elektronické tržiště Gemin.cz umožňuje veřejné správě a samosprávě elektronicky zadávát veřejné zakázky s minimálními náklady.

Visit gemin.cz

Key Findings

We analyzed Gemin.cz page load time and found that the first response time was 520 ms and then it took 5.8 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

gemin.cz performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value8.8 s

0/100

10%

LCP (Largest Contentful Paint)

Value9.7 s

0/100

25%

SI (Speed Index)

Value14.6 s

1/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.204

61/100

15%

TTI (Time to Interactive)

Value9.2 s

32/100

10%

Network Requests Diagram

gemin.cz

520 ms

www.gemin.cz

1449 ms

css

30 ms

s.css

305 ms

m.css

407 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 90% of them (57 requests) were addressed to the original Gemin.cz, 5% (3 requests) were made to Fonts.gstatic.com and 3% (2 requests) were made to Ssl.google-analytics.com. The less responsive or slowest element that took the longest time to load (1.9 sec) belongs to the original domain Gemin.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 66.7 kB (21%)

Content Size

319.2 kB

After Optimization

252.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Gemin.cz main page is 319.2 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. 35% of websites need less resources to load. Javascripts take 229.4 kB which makes up the majority of the site volume.

HTML Optimization

-75%

Potential reduce by 18.6 kB

  • Original 24.7 kB
  • After minification 23.9 kB
  • After compression 6.1 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. 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 18.6 kB or 75% of the original size.

Image Optimization

-8%

Potential reduce by 1.7 kB

  • Original 21.4 kB
  • After minification 19.7 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. Gemin images are well optimized though.

JavaScript Optimization

-14%

Potential reduce by 31.5 kB

  • Original 229.4 kB
  • After minification 229.4 kB
  • After compression 197.9 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 31.5 kB or 14% of the original size.

CSS Optimization

-34%

Potential reduce by 14.9 kB

  • Original 43.8 kB
  • After minification 41.5 kB
  • After compression 28.9 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. Gemin.cz needs all CSS files to be minified and compressed as it can save up to 14.9 kB or 34% of the original size.

Requests Breakdown

Number of requests can be reduced by 49 (84%)

Requests Now

58

After Optimization

9

  • Images
  • JavaScript
  • CSS

The browser has sent 58 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Gemin. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 36 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

gemin.cz

gemin.cz

520 ms

www.gemin.cz

www.gemin.cz

1449 ms

css

css

30 ms

s.css

s.css

305 ms

m.css

m.css

407 ms

trziste.css

trziste.css

303 ms

jquery-ui-1.10.2.custom.min.css

jquery-ui-1.10.2.custom.min.css

322 ms

jquery-ui-1.8.16.custom.css

jquery-ui-1.8.16.custom.css

322 ms

jquery-1.8.3.min.js

jquery-1.8.3.min.js

540 ms

jquery-ui-1.10.2.custom.min.js

jquery-ui-1.10.2.custom.min.js

846 ms

jquery.ui.datepicker-cs.js

jquery.ui.datepicker-cs.js

623 ms

jquery-ui-timepicker-addon.js

jquery-ui-timepicker-addon.js

623 ms

jquery.iframe.js

jquery.iframe.js

622 ms

jquery-password-strength.js

jquery-password-strength.js

706 ms

jquery.jec.js

jquery.jec.js

863 ms

jquery.scrollToTop.js

jquery.scrollToTop.js

920 ms

jquery.autoHide.js

jquery.autoHide.js

922 ms

jquery.printer.js

jquery.printer.js

942 ms

jquery.exporter.js

jquery.exporter.js

1027 ms

jquery.modalpicker.js

jquery.modalpicker.js

1146 ms

prototype.js

prototype.js

1267 ms

scriptaculous.js

scriptaculous.js

1221 ms

qcm.js

qcm.js

1239 ms

live-form-validation.js

live-form-validation.js

1263 ms

etr.js

etr.js

1326 ms

validation.js

validation.js

1466 ms

snippet.js

snippet.js

1541 ms

position.js

position.js

1559 ms

drivers.js

drivers.js

1582 ms

tools.js

tools.js

1586 ms

banners.js

banners.js

1646 ms

countdown.js

countdown.js

1784 ms

glossary.php

glossary.php

1844 ms

glossary.js

glossary.js

1859 ms

inlinehelp.js

inlinehelp.js

1902 ms

ga.js

ga.js

16 ms

__utm.gif

__utm.gif

10 ms

builder.js

builder.js

633 ms

effects.js

effects.js

672 ms

dragdrop.js

dragdrop.js

815 ms

controls.js

controls.js

871 ms

slider.js

slider.js

888 ms

sound.js

sound.js

949 ms

qcmclient.js

qcmclient.js

162 ms

qcmtools.js

qcmtools.js

302 ms

header-line.png

header-line.png

300 ms

index.php

index.php

607 ms

index.php

index.php

480 ms

index.php

index.php

750 ms

index.php

index.php

890 ms

gemin_logo.png

gemin_logo.png

324 ms

novagenerace.png

novagenerace.png

598 ms

hp_zadavatel.png

hp_zadavatel.png

623 ms

hp_dodavatel.png

hp_dodavatel.png

780 ms

search_white.png

search_white.png

897 ms

calendar.png

calendar.png

926 ms

demo_odkaz.png

demo_odkaz.png

922 ms

li_circle.png

li_circle.png

1049 ms

ico_up.png

ico_up.png

1073 ms

KFOmCnqEu92Fr1Mu7GxPKTU1Kg.ttf

KFOmCnqEu92Fr1Mu7GxPKTU1Kg.ttf

18 ms

KFOlCnqEu92Fr1MmSU5fChc9AMP6lQ.ttf

KFOlCnqEu92Fr1MmSU5fChc9AMP6lQ.ttf

24 ms

KFOlCnqEu92Fr1MmWUlfChc9AMP6lQ.ttf

KFOlCnqEu92Fr1MmWUlfChc9AMP6lQ.ttf

26 ms

p.css

p.css

110 ms

Accessibility Review

gemin.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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

gemin.cz best practices score

67

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

gemin.cz SEO score

69

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

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 Gemin.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 Gemin.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

gemin.cz

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