Tools & Wizards About Us
ifirmy.cz screenshot

Report Summary

  • 44

    Performance

    Renders faster than
    63% of other websites

  • 95

    Accessibility

    Visual factors better than
    that of 86% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

ifirmy.cz

Katalog firem ifirmy.cz – Katalog firem pro podnikatele

Page Load Speed

3 sec in total

First Response

220 ms

Resources Loaded

2.3 sec

Page Rendered

428 ms

ifirmy.cz screenshot

About Website

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

Katalog firem ifirmy.cz Vám ušetří spoustu času. Údaje z rejstříku firem vám zjednoduší život a umožní vám zahodit neefektivní papírové seznamy firem.

Visit ifirmy.cz

Key Findings

We analyzed Ifirmy.cz page load time and found that the first response time was 220 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

ifirmy.cz performance score

44

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value6.1 s

3/100

10%

LCP (Largest Contentful Paint)

Value7.4 s

4/100

25%

SI (Speed Index)

Value8.8 s

15/100

10%

TBT (Total Blocking Time)

Value250 ms

85/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value13.5 s

11/100

10%

Network Requests Diagram

ifirmy.cz

220 ms

ifirmy.cz

552 ms

jquery-ui.min.css

209 ms

bootstrap.min.css

522 ms

font-awesome.min.css

423 ms

Our browser made a total of 58 requests to load all elements on the main page. We found that 62% of them (36 requests) were addressed to the original Ifirmy.cz, 21% (12 requests) were made to Fonts.gstatic.com and 7% (4 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (978 ms) belongs to the original domain Ifirmy.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 917.1 kB (59%)

Content Size

1.6 MB

After Optimization

646.9 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Ifirmy.cz main page is 1.6 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. 50% of websites need less resources to load. Javascripts take 661.6 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 26.1 kB

  • Original 34.2 kB
  • After minification 27.8 kB
  • After compression 8.1 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 6.3 kB, which is 19% 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 26.1 kB or 76% of the original size.

Image Optimization

-1%

Potential reduce by 4.1 kB

  • Original 368.2 kB
  • After minification 364.1 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. Ifirmy images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 462.4 kB

  • Original 661.6 kB
  • After minification 656.6 kB
  • After compression 199.2 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 462.4 kB or 70% of the original size.

CSS Optimization

-85%

Potential reduce by 424.6 kB

  • Original 500.1 kB
  • After minification 437.3 kB
  • After compression 75.5 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. Ifirmy.cz needs all CSS files to be minified and compressed as it can save up to 424.6 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (79%)

Requests Now

42

After Optimization

9

  • Images
  • JavaScript
  • CSS

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Ifirmy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 17 to 1 for JavaScripts and from 18 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

ifirmy.cz

ifirmy.cz

220 ms

ifirmy.cz

ifirmy.cz

552 ms

jquery-ui.min.css

jquery-ui.min.css

209 ms

bootstrap.min.css

bootstrap.min.css

522 ms

font-awesome.min.css

font-awesome.min.css

423 ms

style.css

style.css

532 ms

bootstrap-thumbnail.css

bootstrap-thumbnail.css

319 ms

datepicker.min.css

datepicker.min.css

424 ms

select_option1.css

select_option1.css

319 ms

owl.carousel.min.css

owl.carousel.min.css

427 ms

jquery.fancybox.pack.css

jquery.fancybox.pack.css

427 ms

isotope.min.css

isotope.min.css

537 ms

lightview.css

lightview.css

538 ms

leaflet.css

leaflet.css

51 ms

cookieconsent.min.css

cookieconsent.min.css

44 ms

cookieconsent.min.js

cookieconsent.min.js

55 ms

css

css

54 ms

css

css

70 ms

css

css

75 ms

css

css

76 ms

style.css

style.css

945 ms

leaflet.js

leaflet.js

62 ms

jquery.min.js

jquery.min.js

640 ms

jquery-ui.min.js

jquery-ui.min.js

637 ms

bootstrap.min.js

bootstrap.min.js

534 ms

waypoints.min.js

waypoints.min.js

533 ms

jquery.counterup.min.js

jquery.counterup.min.js

534 ms

bootstrap-datepicker.min.js

bootstrap-datepicker.min.js

644 ms

jquery.selectbox-0.1.3.min.js

jquery.selectbox-0.1.3.min.js

638 ms

owl.carousel.min.js

owl.carousel.min.js

640 ms

isotope.min.js

isotope.min.js

743 ms

jquery.fancybox.pack.js

jquery.fancybox.pack.js

744 ms

spinners.min.js

spinners.min.js

744 ms

lightview.js

lightview.js

972 ms

isotope-triger.min.js

isotope-triger.min.js

748 ms

custom.js

custom.js

978 ms

preloader.gif

preloader.gif

171 ms

logo_ifirmy.png

logo_ifirmy.png

170 ms

banner6.jpg

banner6.jpg

275 ms

bg-footer.jpg

bg-footer.jpg

261 ms

dc.js

dc.js

86 ms

sprite.png

sprite.png

160 ms

blank.gif

blank.gif

160 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFnOkEk30e0.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFnOkEk30e0.ttf

43 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFmQkEk30e0.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFmQkEk30e0.ttf

56 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFlOkEk30e0.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFlOkEk30e0.ttf

101 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFkQl0k30e0.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFkQl0k30e0.ttf

114 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFkpl0k30e0.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFkpl0k30e0.ttf

117 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFlOl0k30e0.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFlOl0k30e0.ttf

118 ms

7Aulp_0qiz-aVz7u3PJLcUMYOFlnl0k30e0.ttf

7Aulp_0qiz-aVz7u3PJLcUMYOFlnl0k30e0.ttf

118 ms

pxiByp8kv8JHgFVrLGT9Z1xlEA.ttf

pxiByp8kv8JHgFVrLGT9Z1xlEA.ttf

114 ms

pxiEyp8kv8JHgFVrJJfedw.ttf

pxiEyp8kv8JHgFVrJJfedw.ttf

117 ms

pxiByp8kv8JHgFVrLDz8Z1xlEA.ttf

pxiByp8kv8JHgFVrLDz8Z1xlEA.ttf

115 ms

pxiByp8kv8JHgFVrLEj6Z1xlEA.ttf

pxiByp8kv8JHgFVrLEj6Z1xlEA.ttf

119 ms

pxiByp8kv8JHgFVrLCz7Z1xlEA.ttf

pxiByp8kv8JHgFVrLCz7Z1xlEA.ttf

118 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

219 ms

thin-line-icons.ttf

thin-line-icons.ttf

429 ms

__utm.gif

__utm.gif

63 ms

Accessibility Review

ifirmy.cz accessibility score

95

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a valid value for its [lang] attribute.

Best Practices

ifirmy.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

High

Page has valid source maps

SEO Factors

ifirmy.cz SEO score

100

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

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    CZ

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Ifirmy.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it does not match the claimed language. Our system also found out that Ifirmy.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

ifirmy.cz

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