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kromnet.cz screenshot

Report Summary

  • 90

    Performance

    Renders faster than
    91% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

kromnet.cz

Apache2 Ubuntu Default Page: It works

Page Load Speed

1.6 sec in total

First Response

442 ms

Resources Loaded

1 sec

Page Rendered

102 ms

kromnet.cz screenshot

About Website

Welcome to kromnet.cz homepage info - get ready to check Kromnet best content right away, or after learning these important things about kromnet.cz

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Key Findings

We analyzed Kromnet.cz page load time and found that the first response time was 442 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

kromnet.cz performance score

90

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

74/100

10%

LCP (Largest Contentful Paint)

Value2.3 s

93/100

25%

SI (Speed Index)

Value3.7 s

86/100

10%

TBT (Total Blocking Time)

Value220 ms

88/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.6 s

98/100

10%

Network Requests Diagram

kromnet.cz

442 ms

kromnet.css

116 ms

kromnet-tisk.css

241 ms

funkce_js.js

229 ms

top.gif

234 ms

Our browser made a total of 14 requests to load all elements on the main page. We found that all of those requests were addressed to Kromnet.cz and no external sources were called. The less responsive or slowest element that took the longest time to load (442 ms) belongs to the original domain Kromnet.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 6.1 kB (65%)

Content Size

9.3 kB

After Optimization

3.2 kB

  • HTML
  • CSS

In fact, the total size of Kromnet.cz main page is 9.3 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. HTML takes 6.3 kB which makes up the majority of the site volume.

HTML Optimization

-61%

Potential reduce by 3.8 kB

  • Original 6.3 kB
  • After minification 6.1 kB
  • After compression 2.5 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 3.8 kB or 61% of the original size.

CSS Optimization

-75%

Potential reduce by 2.3 kB

  • Original 3.1 kB
  • After minification 2.6 kB
  • After compression 786 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. Kromnet.cz needs all CSS files to be minified and compressed as it can save up to 2.3 kB or 75% of the original size.

Requests Breakdown

Number of requests can be reduced by 7 (58%)

Requests Now

12

After Optimization

5

  • Images
  • JavaScript
  • CSS

The browser has sent 12 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kromnet. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests and as a result speed up the page load time.

Network Requests Diagram

kromnet.cz

kromnet.cz

442 ms

kromnet.css

kromnet.css

116 ms

kromnet-tisk.css

kromnet-tisk.css

241 ms

funkce_js.js

funkce_js.js

229 ms

top.gif

top.gif

234 ms

odeslat.gif

odeslat.gif

114 ms

domu.gif

domu.gif

129 ms

oblibene.gif

oblibene.gif

226 ms

kontakt.gif

kontakt.gif

227 ms

mapa-webu.gif

mapa-webu.gif

229 ms

main_bg.gif

main_bg.gif

242 ms

li_bg.gif

li_bg.gif

244 ms

h1.gif

h1.gif

338 ms

bg_novinky.gif

bg_novinky.gif

339 ms

Accessibility Review

kromnet.cz accessibility score

84

Accessibility Issues

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

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>).

Best Practices

kromnet.cz best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

SEO Factors

kromnet.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

robots.txt is not valid

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 Kromnet.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 Kromnet.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

kromnet.cz

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