Tools & Wizards About Us

Report Summary

  • 98

    Performance

    Renders faster than
    95% of other websites

  • 38

    Accessibility

    Visual factors better than
    that of 19% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

firemnet.cz

Seznam firem, katalog firem, firmy CZ, databáze firem, firmy ČR, Rejstřík firem - Seznam

Page Load Speed

2.1 sec in total

First Response

660 ms

Resources Loaded

1.4 sec

Page Rendered

103 ms

About Website

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

Rejstřík firem - seznam firem CZ - společností a podniků zajištujících obchod a služby, katalog firem dle oboru činností a kraje pro firmy a živnostníky

Visit firemnet.cz

Key Findings

We analyzed Firemnet.cz page load time and found that the first response time was 660 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

firemnet.cz performance score

98

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.0 s

100/100

10%

LCP (Largest Contentful Paint)

Value2.3 s

92/100

25%

SI (Speed Index)

Value2.0 s

99/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value1.0 s

100/100

10%

Network Requests Diagram

firemnet.cz

660 ms

style.css

338 ms

logotop2.jpg

763 ms

arrowblue.gif

218 ms

logoleft.gif

221 ms

Our browser made a total of 10 requests to load all elements on the main page. We found that 80% of them (8 requests) were addressed to the original Firemnet.cz, 20% (2 requests) were made to Pro-skoly.cz. The less responsive or slowest element that took the longest time to load (763 ms) belongs to the original domain Firemnet.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 49.1 kB (35%)

Content Size

139.3 kB

After Optimization

90.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Firemnet.cz main page is 139.3 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Images take 88.8 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 34.1 kB

  • Original 40.1 kB
  • After minification 31.5 kB
  • After compression 6.0 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 8.6 kB, which is 21% 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 34.1 kB or 85% of the original size.

Image Optimization

-7%

Potential reduce by 6.5 kB

  • Original 88.8 kB
  • After minification 82.2 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. Firem Net images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 1.7 kB

  • Original 2.8 kB
  • After minification 2.3 kB
  • After compression 1.1 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 1.7 kB or 62% of the original size.

CSS Optimization

-88%

Potential reduce by 6.7 kB

  • Original 7.6 kB
  • After minification 6.4 kB
  • After compression 886 B

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. Firemnet.cz needs all CSS files to be minified and compressed as it can save up to 6.7 kB or 88% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

9

After Optimization

9

  • Images
  • JavaScript
  • CSS

The browser has sent 9 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Firem Net. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

firemnet.cz accessibility score

38

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.

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 [lang] attribute

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

Image elements do not have [alt] attributes

High

<input type="image"> elements do not have [alt] text

High

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

firemnet.cz best practices score

58

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

High

Browser errors were logged to the console

SEO Factors

firemnet.cz SEO score

69

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    N/A

  • Encoding

    ISO-8859-2

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Firemnet.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Firemnet.cz main page’s claimed encoding is iso-8859-2. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

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