Tools & Wizards About Us
drevovbrne.cz screenshot

Report Summary

  • 57

    Performance

    Renders faster than
    75% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 80% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

drevovbrne.cz

Prodej dřeva, stavební řezivo, OSB desky, palubky Brno | Dřevo v Brně

Page Load Speed

2.3 sec in total

First Response

397 ms

Resources Loaded

1.7 sec

Page Rendered

253 ms

drevovbrne.cz screenshot

About Website

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

Největší prodejce dřeva a dřevařských materiálů v Brně a okolí. Individuální přístup ke každému zákazníkovi, dostatečná skladová zásoba nabízeného zboží a neustálé rozšiřování naší nabídky produktů a ...

Visit drevovbrne.cz

Key Findings

We analyzed Drevovbrne.cz page load time and found that the first response time was 397 ms and then it took 1.9 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 35% of websites can load faster.

Performance Metrics

drevovbrne.cz performance score

57

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

13/100

10%

LCP (Largest Contentful Paint)

Value6.7 s

8/100

25%

SI (Speed Index)

Value6.2 s

44/100

10%

TBT (Total Blocking Time)

Value60 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.073

96/100

15%

TTI (Time to Interactive)

Value7.7 s

45/100

10%

Network Requests Diagram

drevovbrne.cz

397 ms

www.drevovbrne.cz

398 ms

css_lQaZfjVpwP_oGNqdtWCSpJT1EMqXdMiU84ekLLxQnc4.css

99 ms

css_vZ_wrMQ9Og-YPPxa1q4us3N7DsZMJa-14jShHgRoRNo.css

190 ms

css_G8-qBIcAzonkPTT9CuydwwFsZG0cvxkIyf9e8DHEpv0.css

192 ms

Our browser made a total of 26 requests to load all elements on the main page. We found that 85% of them (22 requests) were addressed to the original Drevovbrne.cz, 8% (2 requests) were made to Netdna.bootstrapcdn.com and 8% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (402 ms) belongs to the original domain Drevovbrne.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 407.1 kB (43%)

Content Size

940.2 kB

After Optimization

533.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Drevovbrne.cz main page is 940.2 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. 40% of websites need less resources to load. Images take 413.6 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 22.5 kB

  • Original 30.8 kB
  • After minification 27.3 kB
  • After compression 8.2 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 3.5 kB, which is 11% 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 22.5 kB or 73% of the original size.

Image Optimization

-2%

Potential reduce by 9.8 kB

  • Original 413.6 kB
  • After minification 403.8 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. Drevovbrne images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 198.5 kB

  • Original 283.5 kB
  • After minification 232.8 kB
  • After compression 85.0 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 198.5 kB or 70% of the original size.

CSS Optimization

-83%

Potential reduce by 176.2 kB

  • Original 212.3 kB
  • After minification 210.0 kB
  • After compression 36.2 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. Drevovbrne.cz needs all CSS files to be minified and compressed as it can save up to 176.2 kB or 83% of the original size.

Requests Breakdown

Number of requests can be reduced by 10 (43%)

Requests Now

23

After Optimization

13

  • Images
  • JavaScript
  • CSS

The browser has sent 23 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Drevovbrne. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

drevovbrne.cz

drevovbrne.cz

397 ms

www.drevovbrne.cz

www.drevovbrne.cz

398 ms

css_lQaZfjVpwP_oGNqdtWCSpJT1EMqXdMiU84ekLLxQnc4.css

css_lQaZfjVpwP_oGNqdtWCSpJT1EMqXdMiU84ekLLxQnc4.css

99 ms

css_vZ_wrMQ9Og-YPPxa1q4us3N7DsZMJa-14jShHgRoRNo.css

css_vZ_wrMQ9Og-YPPxa1q4us3N7DsZMJa-14jShHgRoRNo.css

190 ms

css_G8-qBIcAzonkPTT9CuydwwFsZG0cvxkIyf9e8DHEpv0.css

css_G8-qBIcAzonkPTT9CuydwwFsZG0cvxkIyf9e8DHEpv0.css

192 ms

css_WCOui8q_QaEtb4STbbR6VgqQFyCGOw6P2g8RilUN3Zg.css

css_WCOui8q_QaEtb4STbbR6VgqQFyCGOw6P2g8RilUN3Zg.css

205 ms

bootstrap.min.css

bootstrap.min.css

7 ms

css_LX1diMkAxc7a_Fbp7tCDY7FPvJchwDVqUhjCgEfDOlk.css

css_LX1diMkAxc7a_Fbp7tCDY7FPvJchwDVqUhjCgEfDOlk.css

195 ms

js_jpJjaUC0z8JMIyav5oQrYykDRUb64rpaUDpB4Y9aklU.js

js_jpJjaUC0z8JMIyav5oQrYykDRUb64rpaUDpB4Y9aklU.js

292 ms

js_obFUyTbqtcoGQtszVI46l1_oD927PzlDtlr_ilpYBqE.js

js_obFUyTbqtcoGQtszVI46l1_oD927PzlDtlr_ilpYBqE.js

210 ms

bootstrap.min.js

bootstrap.min.js

16 ms

js_FzaXGy6N1BtSK4kArrChNMFkPcetGh0DxneA2VdGGwA.js

js_FzaXGy6N1BtSK4kArrChNMFkPcetGh0DxneA2VdGGwA.js

379 ms

js_B2uv6dkjoYobfQVyuXdchgrpnnx4oM0TkP_bDVf8Qrg.js

js_B2uv6dkjoYobfQVyuXdchgrpnnx4oM0TkP_bDVf8Qrg.js

284 ms

analytics.js

analytics.js

89 ms

bg.png

bg.png

194 ms

topbg.png

topbg.png

105 ms

logo.png

logo.png

96 ms

arrow-li.png

arrow-li.png

106 ms

p1060352.jpg

p1060352.jpg

284 ms

b.800.600.0.0.images.stories.gallery.dvere_a_okna.jpg

b.800.600.0.0.images.stories.gallery.dvere_a_okna.jpg

282 ms

p1060354.jpg

p1060354.jpg

284 ms

b.800.600.0.0.images.stories.gallery.susene_rezivo.jpg

b.800.600.0.0.images.stories.gallery.susene_rezivo.jpg

388 ms

b.800.600.0.0.images.stories.gallery.sklad_reziva.jpg

b.800.600.0.0.images.stories.gallery.sklad_reziva.jpg

386 ms

creditcard.png

creditcard.png

288 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

402 ms

collect

collect

20 ms

Accessibility Review

drevovbrne.cz accessibility score

92

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.

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

Links do not have a discernible name

Best Practices

drevovbrne.cz 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

Page has valid source maps

SEO Factors

drevovbrne.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

    CS

  • Encoding

    UTF-8

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

drevovbrne.cz

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