Tools & Wizards About Us

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 40% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

kdomivolal.eu

Kdo mi volal? Nevíte, kdo volal nebo kdo volá? - KdoMiVolal.eu

Page Load Speed

25.4 sec in total

First Response

1.4 sec

Resources Loaded

22.5 sec

Page Rendered

1.5 sec

About Website

Click here to check amazing Kdo Mi Volal content for Czech Republic. Otherwise, check out these important facts you probably never knew about kdomivolal.eu

Nevíte, kdo volal nebo kdo volá? KdoMiVolal.eu je uživatelské fórum, které umožňuje hledání telefonních čísel a poskytuje informace o telefonních číslech.

Visit kdomivolal.eu

Key Findings

We analyzed Kdomivolal.eu page load time and found that the first response time was 1.4 sec and then it took 24 sec to load all DOM resources and completely render a web page. This is an excellent result, as only a small number 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

kdomivolal.eu performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.8 s

12/100

10%

LCP (Largest Contentful Paint)

Value8.7 s

1/100

25%

SI (Speed Index)

Value12.3 s

3/100

10%

TBT (Total Blocking Time)

Value3,770 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.025

100/100

15%

TTI (Time to Interactive)

Value14.9 s

8/100

10%

Network Requests Diagram

kdomivolal.eu

1400 ms

adsbygoogle.js

329 ms

ga.js

401 ms

css

402 ms

bootstrap.min.css

487 ms

Our browser made a total of 76 requests to load all elements on the main page. We found that 25% of them (19 requests) were addressed to the original Kdomivolal.eu, 14% (11 requests) were made to Cdnjs.cloudflare.com and 14% (11 requests) were made to Googleads.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (20.1 sec) relates to the external source Toplist.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 285.9 kB (46%)

Content Size

625.1 kB

After Optimization

339.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Kdomivolal.eu main page is 625.1 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. 70% of websites need less resources to load. CSS take 232.0 kB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 66.1 kB

  • Original 79.2 kB
  • After minification 66.0 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 13.2 kB, which is 17% 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 66.1 kB or 83% of the original size.

Image Optimization

-6%

Potential reduce by 8.7 kB

  • Original 157.5 kB
  • After minification 148.8 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. Kdo Mi Volal images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 18.2 kB

  • Original 156.3 kB
  • After minification 156.2 kB
  • After compression 138.2 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 18.2 kB or 12% of the original size.

CSS Optimization

-83%

Potential reduce by 192.9 kB

  • Original 232.0 kB
  • After minification 231.3 kB
  • After compression 39.1 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. Kdomivolal.eu needs all CSS files to be minified and compressed as it can save up to 192.9 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 39 (59%)

Requests Now

66

After Optimization

27

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 66 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Kdo Mi Volal. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 27 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

kdomivolal.eu accessibility score

74

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

[aria-*] attributes do not match their roles

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

<frame> or <iframe> elements do not have a title

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

kdomivolal.eu 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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

kdomivolal.eu SEO score

99

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 Kdomivolal.eu 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 Kdomivolal.eu 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

Open Graph description is not detected on the main page of Kdo Mi Volal. 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: