Tools & Wizards About Us
multivac.cz screenshot

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

multivac.cz

Zdravý vzduch v interiéru, rekuperace, větrání | Multi-VAC

Page Load Speed

4.5 sec in total

First Response

321 ms

Resources Loaded

3.9 sec

Page Rendered

285 ms

multivac.cz screenshot

About Website

Click here to check amazing Multi VAC content for Czech Republic. Otherwise, check out these important facts you probably never knew about multivac.cz

Hledáte správné řešení pro odsávání prachu? Multi-VAC nabízí průmyslové vysavače a odsávací technologie, pomáhající udržet čistotu i bezpečnost ve výrobě

Visit multivac.cz

Key Findings

We analyzed Multivac.cz page load time and found that the first response time was 321 ms and then it took 4.1 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

multivac.cz performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.5 s

15/100

10%

LCP (Largest Contentful Paint)

Value10.7 s

0/100

25%

SI (Speed Index)

Value7.9 s

23/100

10%

TBT (Total Blocking Time)

Value1,260 ms

19/100

30%

CLS (Cumulative Layout Shift)

Value0.111

87/100

15%

TTI (Time to Interactive)

Value11.5 s

18/100

10%

Network Requests Diagram

multivac.cz

321 ms

multivac.cz

430 ms

www.multivac.cz

217 ms

www.multivac.cz

927 ms

style.css

419 ms

Our browser made a total of 45 requests to load all elements on the main page. We found that 69% of them (31 requests) were addressed to the original Multivac.cz, 9% (4 requests) were made to Fonts.gstatic.com and 7% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Multivac.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 433.7 kB (14%)

Content Size

3.1 MB

After Optimization

2.7 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Multivac.cz main page is 3.1 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. 55% of websites need less resources to load. Images take 2.7 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 51.2 kB

  • Original 66.9 kB
  • After minification 62.5 kB
  • After compression 15.7 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 51.2 kB or 77% of the original size.

Image Optimization

-13%

Potential reduce by 347.1 kB

  • Original 2.7 MB
  • After minification 2.3 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. Obviously, Multi VAC needs image optimization as it can save up to 347.1 kB or 13% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-7%

Potential reduce by 19.4 kB

  • Original 260.9 kB
  • After minification 260.9 kB
  • After compression 241.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-17%

Potential reduce by 16.0 kB

  • Original 95.5 kB
  • After minification 95.5 kB
  • After compression 79.5 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. Multivac.cz needs all CSS files to be minified and compressed as it can save up to 16.0 kB or 17% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (23%)

Requests Now

35

After Optimization

27

  • Images
  • JavaScript
  • CSS

The browser has sent 35 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Multi VAC. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

multivac.cz

multivac.cz

321 ms

multivac.cz

multivac.cz

430 ms

www.multivac.cz

www.multivac.cz

217 ms

www.multivac.cz

www.multivac.cz

927 ms

style.css

style.css

419 ms

css

css

55 ms

jsminBottom.js

jsminBottom.js

838 ms

lazyload.min.js

lazyload.min.js

26 ms

gtm.js

gtm.js

133 ms

bg-navbar.png

bg-navbar.png

175 ms

icons.png

icons.png

285 ms

cz.svg

cz.svg

386 ms

sk.svg

sk.svg

391 ms

logo_6.png

logo_6.png

390 ms

cat_bg.png

cat_bg.png

390 ms

sipka.svg

sipka.svg

388 ms

bg-aktuality.jpg

bg-aktuality.jpg

469 ms

bg-footer.jpg

bg-footer.jpg

491 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4uaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4uaVQ.woff

21 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4uaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4uaVQ.woff

39 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4uaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsgH1x4uaVQ.woff

51 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4uaVQ.woff

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsg-1x4uaVQ.woff

49 ms

icons.woff

icons.woff

456 ms

iconfnt.otf

iconfnt.otf

465 ms

baner_1.jpg

baner_1.jpg

956 ms

baner2_1.jpg

baner2_1.jpg

969 ms

baner-DF-EVO.jpg

baner-DF-EVO.jpg

1280 ms

01_2.png

01_2.png

749 ms

02_1.png

02_1.png

649 ms

ventilatory.png

ventilatory.png

656 ms

vzt-rozvody.png

vzt-rozvody.png

755 ms

vzduchovky_1.png

vzduchovky_1.png

870 ms

distribucni-elementy.png

distribucni-elementy.png

954 ms

vytapeci-jednotky.png

vytapeci-jednotky.png

871 ms

obrazek_2023-02-03_121415620.png

obrazek_2023-02-03_121415620.png

1076 ms

novinka_heru.png

novinka_heru.png

1179 ms

elegance_elix_ec.jpg

elegance_elix_ec.jpg

1160 ms

logo_paticka2.png

logo_paticka2.png

1057 ms

hotjar-513681.js

hotjar-513681.js

122 ms

destination

destination

70 ms

fbevents.js

fbevents.js

20 ms

js

js

101 ms

modules.305879d9d5e96288a7f4.js

modules.305879d9d5e96288a7f4.js

15 ms

retargeting.js

retargeting.js

688 ms

landing

landing

145 ms

Accessibility Review

multivac.cz accessibility score

94

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

multivac.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

multivac.cz SEO score

89

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

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 Multivac.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 Multivac.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

multivac.cz

Open Graph data is detected on the main page of Multi VAC. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: