Tools & Wizards About Us
brizky.cz screenshot

Report Summary

  • 21

    Performance

    Renders faster than
    39% of other websites

  • 89

    Accessibility

    Visual factors better than
    that of 71% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

brizky.cz

Hotel Jablonec nad Nisou | Hotel Břízky

Page Load Speed

4.5 sec in total

First Response

297 ms

Resources Loaded

3.6 sec

Page Rendered

609 ms

brizky.cz screenshot

About Website

Click here to check amazing Brizky content. Otherwise, check out these important facts you probably never knew about brizky.cz

Hotel a sport - Jablonec nad Nisou, Liberec. Ubytování a sportovní vyžití v Hotelu Břízky. Tenis, squash, badminton vše v hotelu Břízky.

Visit brizky.cz

Key Findings

We analyzed Brizky.cz page load time and found that the first response time was 297 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 65% of websites can load faster.

Performance Metrics

brizky.cz performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

12/100

10%

LCP (Largest Contentful Paint)

Value18.2 s

0/100

25%

SI (Speed Index)

Value10.2 s

8/100

10%

TBT (Total Blocking Time)

Value710 ms

42/100

30%

CLS (Cumulative Layout Shift)

Value0.291

41/100

15%

TTI (Time to Interactive)

Value15.5 s

7/100

10%

Network Requests Diagram

brizky.cz

297 ms

www.brizky.cz

527 ms

style.css

201 ms

style_media.css

194 ms

style_lang.css

197 ms

Our browser made a total of 90 requests to load all elements on the main page. We found that 76% of them (68 requests) were addressed to the original Brizky.cz, 11% (10 requests) were made to Hotel.cz and 3% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.6 sec) belongs to the original domain Brizky.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 405.4 kB (26%)

Content Size

1.6 MB

After Optimization

1.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Brizky.cz main page is 1.6 MB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 50% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 24.3 kB

  • Original 33.3 kB
  • After minification 30.3 kB
  • After compression 9.0 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. 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 24.3 kB or 73% of the original size.

Image Optimization

-6%

Potential reduce by 62.4 kB

  • Original 1.1 MB
  • After minification 1.0 MB

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. Brizky images are well optimized though.

JavaScript Optimization

-73%

Potential reduce by 262.6 kB

  • Original 361.6 kB
  • After minification 295.1 kB
  • After compression 98.9 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 262.6 kB or 73% of the original size.

CSS Optimization

-88%

Potential reduce by 56.0 kB

  • Original 63.7 kB
  • After minification 53.0 kB
  • After compression 7.6 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. Brizky.cz needs all CSS files to be minified and compressed as it can save up to 56.0 kB or 88% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (34%)

Requests Now

83

After Optimization

55

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 83 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Brizky. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

brizky.cz

brizky.cz

297 ms

www.brizky.cz

www.brizky.cz

527 ms

style.css

style.css

201 ms

style_media.css

style_media.css

194 ms

style_lang.css

style_lang.css

197 ms

calendar.js

calendar.js

197 ms

calendartexty.js

calendartexty.js

203 ms

img_preload.js

img_preload.js

202 ms

prototype.js

prototype.js

496 ms

scriptaculous.js

scriptaculous.js

388 ms

lightbox.js

lightbox.js

389 ms

jQuery.js

jQuery.js

492 ms

changeBanner.js

changeBanner.js

388 ms

retargeting.js

retargeting.js

235 ms

menu_02_ac.png

menu_02_ac.png

196 ms

menu_03_ac.png

menu_03_ac.png

377 ms

menu_04_ac.png

menu_04_ac.png

378 ms

menu_05_ac.png

menu_05_ac.png

379 ms

menu_06_ac.png

menu_06_ac.png

388 ms

menu_07_ac.png

menu_07_ac.png

480 ms

menu_08_ac.png

menu_08_ac.png

513 ms

menu_09_ac.png

menu_09_ac.png

596 ms

dokoncit_ac.png

dokoncit_ac.png

563 ms

overit_h_ac.png

overit_h_ac.png

563 ms

overit_s_ac.png

overit_s_ac.png

574 ms

pokracovat_ac.png

pokracovat_ac.png

667 ms

vice_ac.png

vice_ac.png

700 ms

zpet_ac.png

zpet_ac.png

753 ms

effects.js

effects.js

451 ms

builder.js

builder.js

459 ms

back_body.png

back_body.png

116 ms

logo.png

logo.png

115 ms

online_arrow.png

online_arrow.png

202 ms

flash.jpg

flash.jpg

487 ms

icon_kalendar.png

icon_kalendar.png

200 ms

menu_left.png

menu_left.png

199 ms

mapa_1.jpg

mapa_1.jpg

294 ms

banner_balicek_001.png

banner_balicek_001.png

777 ms

146_320.jpg

146_320.jpg

781 ms

ramecek_oblouk.png

ramecek_oblouk.png

398 ms

2_34.jpg

2_34.jpg

785 ms

6_57.jpg

6_57.jpg

873 ms

3_86.jpg

3_86.jpg

973 ms

akce_nadpis.png

akce_nadpis.png

697 ms

akce_foot.png

akce_foot.png

883 ms

logo_JabloneckyDenik.png

logo_JabloneckyDenik.png

970 ms

banner_euroseal.png

banner_euroseal.png

1065 ms

logo_gc_lbc.png

logo_gc_lbc.png

1078 ms

banner_geoprint.png

banner_geoprint.png

1067 ms

banner_ArneSport.png

banner_ArneSport.png

1077 ms

facebook_logo.png

facebook_logo.png

1162 ms

all.js

all.js

25 ms

back_head.png

back_head.png

1143 ms

back_top_h.png

back_top_h.png

1235 ms

back_flash.png

back_flash.png

1238 ms

back_reserve_h.png

back_reserve_h.png

1249 ms

overit_h.png

overit_h.png

1249 ms

back_reserve_s.png

back_reserve_s.png

1334 ms

overit_s.png

overit_s.png

1333 ms

back_menu.png

back_menu.png

1425 ms

menu_01_ac.png

menu_01_ac.png

1427 ms

menu_02.png

menu_02.png

1438 ms

menu_03.png

menu_03.png

1438 ms

menu_04.png

menu_04.png

1525 ms

menu_05.png

menu_05.png

1525 ms

menu_07.png

menu_07.png

1616 ms

menu_06.png

menu_06.png

1617 ms

certificate-2.0.min.js

certificate-2.0.min.js

315 ms

ga.js

ga.js

32 ms

retargeting

retargeting

121 ms

98 ms

__utm.gif

__utm.gif

19 ms

vice.png

vice.png

1544 ms

xd_arbiter.php

xd_arbiter.php

33 ms

xd_arbiter.php

xd_arbiter.php

40 ms

akce_back.png

akce_back.png

1543 ms

back_sipka.png

back_sipka.png

1547 ms

certificate.css

certificate.css

208 ms

274 ms

css

css

29 ms

stamp_42x203.png

stamp_42x203.png

209 ms

percents_71x45.png

percents_71x45.png

205 ms

rating-score_159x27.png

rating-score_159x27.png

205 ms

gold-stars_113x21.png

gold-stars_113x21.png

205 ms

ico-reviews_21x13.png

ico-reviews_21x13.png

211 ms

ico-arrow_7x10.png

ico-arrow_7x10.png

219 ms

logo_78x55.png

logo_78x55.png

371 ms

zaSB5vCnQEVraNvEt6rdZevvDin1pK8aKteLpeZ5c0A.ttf

zaSB5vCnQEVraNvEt6rdZevvDin1pK8aKteLpeZ5c0A.ttf

9 ms

gMhvhm-nVj1086DvGgmzByZ2oysoEQEeKwjgmXLRnTc.ttf

gMhvhm-nVj1086DvGgmzByZ2oysoEQEeKwjgmXLRnTc.ttf

16 ms

WtcvfJHWXKxx4x0kuS1koSZ2oysoEQEeKwjgmXLRnTc.ttf

WtcvfJHWXKxx4x0kuS1koSZ2oysoEQEeKwjgmXLRnTc.ttf

29 ms

Accessibility Review

brizky.cz accessibility score

89

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

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

Best Practices

brizky.cz best practices score

75

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

SEO Factors

brizky.cz SEO score

92

Search Engine Optimization Advices

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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

    N/A

  • Encoding

    UTF-8

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

brizky.cz

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