Tools & Wizards About Us
rdlogos.cz screenshot

Report Summary

  • 51

    Performance

    Renders faster than
    69% of other websites

  • 59

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

rdlogos.cz

Dřevostavby a bydlení | nezávislý portál Dřevostavitel

Page Load Speed

3.1 sec in total

First Response

839 ms

Resources Loaded

2 sec

Page Rendered

213 ms

rdlogos.cz screenshot

About Website

Visit rdlogos.cz now to see the best up-to-date Rdlogos content and also check out these interesting facts you probably never knew about rdlogos.cz

Nezávislý informační server zaměřený na dřevostavby, stavbu a bydlení. Najdete zde informačně nabité články, kalkulačky a tipy na dřevostavby.

Visit rdlogos.cz

Key Findings

We analyzed Rdlogos.cz page load time and found that the first response time was 839 ms and then it took 2.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

rdlogos.cz performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

49/100

10%

LCP (Largest Contentful Paint)

Value3.0 s

78/100

25%

SI (Speed Index)

Value6.3 s

42/100

10%

TBT (Total Blocking Time)

Value710 ms

42/100

30%

CLS (Cumulative Layout Shift)

Value0.262

47/100

15%

TTI (Time to Interactive)

Value9.7 s

28/100

10%

Network Requests Diagram

rdlogos.cz

839 ms

style.css

124 ms

banner-bottom.png

528 ms

poc_count.php

372 ms

back-body.jpg

554 ms

Our browser made a total of 8 requests to load all elements on the main page. We found that 50% of them (4 requests) were addressed to the original Rdlogos.cz, 38% (3 requests) were made to Vsevjednom.cz and 13% (1 request) were made to Parking.domainpanel.cz. The less responsive or slowest element that took the longest time to load (839 ms) belongs to the original domain Rdlogos.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 6.2 kB (7%)

Content Size

83.3 kB

After Optimization

77.1 kB

  • HTML
  • Images
  • CSS

In fact, the total size of Rdlogos.cz main page is 83.3 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 79.6 kB which makes up the majority of the site volume.

HTML Optimization

-62%

Potential reduce by 1.8 kB

  • Original 2.8 kB
  • After minification 2.2 kB
  • After compression 1.1 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 640 B, which is 23% 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 1.8 kB or 62% of the original size.

Image Optimization

-5%

Potential reduce by 3.9 kB

  • Original 79.6 kB
  • After minification 75.7 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. Rdlogos images are well optimized though.

CSS Optimization

-64%

Potential reduce by 529 B

  • Original 831 B
  • After minification 645 B
  • After compression 302 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. Rdlogos.cz needs all CSS files to be minified and compressed as it can save up to 529 B or 64% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

6

After Optimization

6

  • Images
  • JavaScript
  • CSS

The browser has sent 6 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rdlogos. According to our analytics all requests are already optimized.

Network Requests Diagram

rdlogos.cz

rdlogos.cz

839 ms

style.css

style.css

124 ms

banner-bottom.png

banner-bottom.png

528 ms

poc_count.php

poc_count.php

372 ms

back-body.jpg

back-body.jpg

554 ms

logo.png

logo.png

284 ms

poc_count.php

poc_count.php

499 ms

pocitadlo_.php

pocitadlo_.php

335 ms

Accessibility Review

rdlogos.cz accessibility score

59

Accessibility Issues

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 [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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

rdlogos.cz best practices score

58

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

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

rdlogos.cz SEO score

92

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

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

    CS

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rdlogos.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 Rdlogos.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

rdlogos.cz

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