Tools & Wizards About Us
info-liberec.cz screenshot

Report Summary

  • 27

    Performance

    Renders faster than
    46% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 29% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 94

    SEO

    Google-friendlier than
    90% of websites

info-liberec.cz

Info-Liberec - přehledný katalog firem, obrázků a článků

Page Load Speed

23.4 sec in total

First Response

303 ms

Resources Loaded

22.9 sec

Page Rendered

285 ms

info-liberec.cz screenshot

About Website

Welcome to info-liberec.cz homepage info - get ready to check Info Liberec best content for Czech Republic right away, or after learning these important things about info-liberec.cz

Komplexní vyhledávač všeho co vás zajímá pro Liberec a okolí s přehledně členěnými kategoriemi, například školy a instituce, cestovní kanceláře a další.

Visit info-liberec.cz

Key Findings

We analyzed Info-liberec.cz page load time and found that the first response time was 303 ms and then it took 23.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 95% 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

info-liberec.cz performance score

27

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.7 s

2/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

7/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value1,040 ms

25/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value13.6 s

11/100

10%

Network Requests Diagram

info-liberec.cz

303 ms

www.info-liberec.cz

726 ms

all.css

69 ms

v4-shims.css

88 ms

jsapi

53 ms

Our browser made a total of 56 requests to load all elements on the main page. We found that 5% of them (3 requests) were addressed to the original Info-liberec.cz, 46% (26 requests) were made to Data.atlasfirem.info and 16% (9 requests) were made to Imgdata.info-pardubice.eu. The less responsive or slowest element that took the longest time to load (20.3 sec) relates to the external source Toplist.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 151.4 kB (31%)

Content Size

495.3 kB

After Optimization

343.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Info-liberec.cz main page is 495.3 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. 60% of websites need less resources to load. Javascripts take 186.6 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 85.6 kB

  • Original 98.7 kB
  • After minification 51.1 kB
  • After compression 13.1 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 47.6 kB, which is 48% 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 85.6 kB or 87% of the original size.

Image Optimization

-9%

Potential reduce by 11.6 kB

  • Original 122.8 kB
  • After minification 111.2 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. Info Liberec images are well optimized though.

JavaScript Optimization

-24%

Potential reduce by 44.9 kB

  • Original 186.6 kB
  • After minification 186.6 kB
  • After compression 141.8 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 44.9 kB or 24% of the original size.

CSS Optimization

-11%

Potential reduce by 9.4 kB

  • Original 87.1 kB
  • After minification 87.1 kB
  • After compression 77.8 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. Info-liberec.cz needs all CSS files to be minified and compressed as it can save up to 9.4 kB or 11% of the original size.

Requests Breakdown

Number of requests can be reduced by 29 (58%)

Requests Now

50

After Optimization

21

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Info Liberec. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

info-liberec.cz

info-liberec.cz

303 ms

www.info-liberec.cz

www.info-liberec.cz

726 ms

all.css

all.css

69 ms

v4-shims.css

v4-shims.css

88 ms

jsapi

jsapi

53 ms

jquery.min.js

jquery.min.js

61 ms

jquery-ui.min.js

jquery-ui.min.js

74 ms

select2.min.css

select2.min.css

80 ms

select2-bootstrap.min.css

select2-bootstrap.min.css

84 ms

select2.min.js

select2.min.js

147 ms

jquery.cookie.js

jquery.cookie.js

397 ms

bootstrap.min.css

bootstrap.min.css

521 ms

user.bs.css-ver-1706092770.css

user.bs.css-ver-1706092770.css

527 ms

jquery-ui.css-ver-1644568836.css

jquery-ui.css-ver-1644568836.css

429 ms

style.css-ver-1714135539.css

style.css-ver-1714135539.css

530 ms

scripts.js-ver-1693208706.js

scripts.js-ver-1693208706.js

430 ms

carousel.js

carousel.js

493 ms

tools.js-ver-1710328337.js

tools.js-ver-1710328337.js

530 ms

api.js

api.js

71 ms

js

js

157 ms

jquery.qtip.min.css

jquery.qtip.min.css

525 ms

jquery.qtip.min.js

jquery.qtip.min.js

588 ms

js

js

156 ms

loader.js

loader.js

23 ms

qr.php

qr.php

152 ms

473451.png

473451.png

452 ms

370936.png

370936.png

450 ms

370603.png

370603.png

455 ms

728134.jpg

728134.jpg

453 ms

824494.png

824494.png

453 ms

747861.jpg

747861.jpg

454 ms

817322.jpg

817322.jpg

546 ms

674233.png

674233.png

548 ms

819555.jpg

819555.jpg

547 ms

li.svg

li.svg

147 ms

li.jpg

li.jpg

327 ms

icon-auto_moto.svg

icon-auto_moto.svg

108 ms

icon-bydleni_stavebnictvi.svg

icon-bydleni_stavebnictvi.svg

109 ms

icon-cestovani_pohostinstvi.svg

icon-cestovani_pohostinstvi.svg

111 ms

icon-eshopy_inzerce.svg

icon-eshopy_inzerce.svg

110 ms

icon-ekonomika_finance_pravo.svg

icon-ekonomika_finance_pravo.svg

285 ms

icon-electro_pocitace.svg

icon-electro_pocitace.svg

288 ms

icon-firma_velkoobchod_vyroba.svg

icon-firma_velkoobchod_vyroba.svg

290 ms

icon-informace_zabava.svg

icon-informace_zabava.svg

292 ms

icon-instituce_organizace.svg

icon-instituce_organizace.svg

290 ms

icon-kultura_spolecnost.svg

icon-kultura_spolecnost.svg

293 ms

icon-obchody_prodejci.svg

icon-obchody_prodejci.svg

295 ms

icon-sluzby_remesla.svg

icon-sluzby_remesla.svg

311 ms

js

js

96 ms

analytics.js

analytics.js

85 ms

fa-solid-900.woff

fa-solid-900.woff

39 ms

fa-regular-400.woff

fa-regular-400.woff

81 ms

dot.asp

dot.asp

20332 ms

flag-czech.svg

flag-czech.svg

252 ms

flag-slovakia.svg

flag-slovakia.svg

250 ms

collect

collect

165 ms

Accessibility Review

info-liberec.cz accessibility score

64

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

Form elements do not have associated labels

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.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

info-liberec.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

info-liberec.cz SEO score

94

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 Info-liberec.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 Info-liberec.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

info-liberec.cz

Open Graph data is detected on the main page of Info Liberec. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: