Tools & Wizards About Us
prum.cz screenshot

Report Summary

  • 39

    Performance

    Renders faster than
    60% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 60% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 81

    SEO

    Google-friendlier than
    43% of websites

prum.cz

PRÜM Designové interiérové dveře - PRÜM

Page Load Speed

5.8 sec in total

First Response

304 ms

Resources Loaded

5.1 sec

Page Rendered

326 ms

prum.cz screenshot

About Website

Visit prum.cz now to see the best up-to-date Prum content for Czech Republic and also check out these interesting facts you probably never knew about prum.cz

Interiérové dveře PRÜM v sobě snoubí krásné provedení dveří, německou kvalitu a dlouhou životnost za rozumnou cenu. Díky rozsáhlé síti PRÜM Partnerů jsou dveře snadno dostupné našim zákazníkům. Vybert...

Visit prum.cz

Key Findings

We analyzed Prum.cz page load time and found that the first response time was 304 ms and then it took 5.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

prum.cz performance score

39

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

17/100

10%

LCP (Largest Contentful Paint)

Value4.3 s

41/100

25%

SI (Speed Index)

Value7.4 s

28/100

10%

TBT (Total Blocking Time)

Value770 ms

38/100

30%

CLS (Cumulative Layout Shift)

Value0.194

63/100

15%

TTI (Time to Interactive)

Value8.9 s

34/100

10%

Network Requests Diagram

prum.cz

304 ms

www.prum.cz

1621 ms

min6.css

214 ms

jquery.min.js

503 ms

min7.js

497 ms

Our browser made a total of 54 requests to load all elements on the main page. We found that 96% of them (52 requests) were addressed to the original Prum.cz, 4% (2 requests) were made to Stats.g.doubleclick.net. The less responsive or slowest element that took the longest time to load (2.5 sec) belongs to the original domain Prum.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 327.0 kB (10%)

Content Size

3.2 MB

After Optimization

2.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Prum.cz main page is 3.2 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. 20% of websites need less resources to load. Images take 2.9 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 62.0 kB

  • Original 74.5 kB
  • After minification 72.1 kB
  • After compression 12.5 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 62.0 kB or 83% of the original size.

Image Optimization

-4%

Potential reduce by 115.4 kB

  • Original 2.9 MB
  • After minification 2.8 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. Prum images are well optimized though.

JavaScript Optimization

-62%

Potential reduce by 131.3 kB

  • Original 212.5 kB
  • After minification 212.4 kB
  • After compression 81.2 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 131.3 kB or 62% of the original size.

CSS Optimization

-77%

Potential reduce by 18.3 kB

  • Original 23.7 kB
  • After minification 22.6 kB
  • After compression 5.3 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. Prum.cz needs all CSS files to be minified and compressed as it can save up to 18.3 kB or 77% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (26%)

Requests Now

50

After Optimization

37

  • Images
  • JavaScript
  • CSS

The browser has sent 50 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Prum. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

prum.cz

prum.cz

304 ms

www.prum.cz

www.prum.cz

1621 ms

min6.css

min6.css

214 ms

jquery.min.js

jquery.min.js

503 ms

min7.js

min7.js

497 ms

menu.css

menu.css

209 ms

base.js

base.js

207 ms

Xyjz-jNkfiYuJf8UC3Lizw.woff

Xyjz-jNkfiYuJf8UC3Lizw.woff

391 ms

97uahxiqZRoncBaCEI3aWz8E0i7KZn-EPnyo3HZu7kw.woff

97uahxiqZRoncBaCEI3aWz8E0i7KZn-EPnyo3HZu7kw.woff

488 ms

dc.js

dc.js

38 ms

bg.jpg

bg.jpg

582 ms

bg-header.png

bg-header.png

205 ms

logo.png

logo.png

207 ms

min6.css

min6.css

202 ms

search.png

search.png

404 ms

logo_left.png

logo_left.png

499 ms

ico_tel.png

ico_tel.png

408 ms

PR%C3%9CM-Novinka-2016-CPL-Touch-dub-natur-creme-b%C3%ADl%C3%BD-790x340.jpg

PR%C3%9CM-Novinka-2016-CPL-Touch-dub-natur-creme-b%C3%ADl%C3%BD-790x340.jpg

966 ms

PR%C3%9CM-For-habitat-2016_web-790x340px-790x340.jpg

PR%C3%9CM-For-habitat-2016_web-790x340px-790x340.jpg

981 ms

9-d%C5%AFvod%C5%AF-pro-dve%C5%99e-PR%C3%9CM-790x340.png

9-d%C5%AFvod%C5%AF-pro-dve%C5%99e-PR%C3%9CM-790x340.png

1462 ms

Dve%C5%99e-PR%C3%9CM_voln%C3%A1-m%C3%ADsta-790x340.jpg

Dve%C5%99e-PR%C3%9CM_voln%C3%A1-m%C3%ADsta-790x340.jpg

1061 ms

banner-%C5%A1ekov%C3%A1-kn%C3%AD%C5%BEka-HELUZ-+-Pr%C3%BCm-2015-790x340_2_px.jpg

banner-%C5%A1ekov%C3%A1-kn%C3%AD%C5%BEka-HELUZ-+-Pr%C3%BCm-2015-790x340_2_px.jpg

2254 ms

ProBydleni_partner_WUS_PRUM_790x340_2016-790x340.jpg

ProBydleni_partner_WUS_PRUM_790x340_2016-790x340.jpg

1065 ms

PR%C3%9CM-Novinka-2016-CPL-Touch-dub-natur-creme-b%C3%ADl%C3%BD-160x70.jpg

PR%C3%9CM-Novinka-2016-CPL-Touch-dub-natur-creme-b%C3%ADl%C3%BD-160x70.jpg

1167 ms

PR%C3%9CM-For-habitat-2016_web-790x340px-160x70.jpg

PR%C3%9CM-For-habitat-2016_web-790x340px-160x70.jpg

1275 ms

9-d%C5%AFvod%C5%AF-pro-dve%C5%99e-PR%C3%9CM-160x70.png

9-d%C5%AFvod%C5%AF-pro-dve%C5%99e-PR%C3%9CM-160x70.png

1452 ms

Dve%C5%99e-PR%C3%9CM_voln%C3%A1-m%C3%ADsta-160x70.jpg

Dve%C5%99e-PR%C3%9CM_voln%C3%A1-m%C3%ADsta-160x70.jpg

1359 ms

banner-%C5%A1ekov%C3%A1-kn%C3%AD%C5%BEka-HELUZ-+-Pr%C3%BCm-2015-790x340_2_px-160x70.jpg

banner-%C5%A1ekov%C3%A1-kn%C3%AD%C5%BEka-HELUZ-+-Pr%C3%BCm-2015-790x340_2_px-160x70.jpg

1367 ms

ProBydleni_partner_WUS_PRUM_790x340_2016-160x70.jpg

ProBydleni_partner_WUS_PRUM_790x340_2016-160x70.jpg

1476 ms

help.png

help.png

1552 ms

l.gif

l.gif

1555 ms

bg-sr.png

bg-sr.png

1637 ms

bg-sr-item.png

bg-sr-item.png

1643 ms

stin.png

stin.png

1657 ms

PR%C3%9CM-Sortiment-Standard_titul1.png

PR%C3%9CM-Sortiment-Standard_titul1.png

1949 ms

PR%C3%9CM-Royal-1D.png

PR%C3%9CM-Royal-1D.png

1948 ms

PR%C3%9CM-Sklo-s%C3%ADtotisk.png

PR%C3%9CM-Sklo-s%C3%ADtotisk.png

2025 ms

PR%C3%9CM-Intarsia.png

PR%C3%9CM-Intarsia.png

2033 ms

stil-st_web.png

stil-st_web.png

2047 ms

i_elegance1.png

i_elegance1.png

2245 ms

PR%C3%9CM-interi%C3%A9rov%C3%A9-dve%C5%99e-Image-film-2015-300x171.jpg

PR%C3%9CM-interi%C3%A9rov%C3%A9-dve%C5%99e-Image-film-2015-300x171.jpg

2251 ms

WS-kalkulacka.jpg

WS-kalkulacka.jpg

2514 ms

mapa.png

mapa.png

2424 ms

pant.png

pant.png

2248 ms

__utm.gif

__utm.gif

120 ms

facebook_icon.png

facebook_icon.png

2256 ms

gp_icon.png

gp_icon.png

2263 ms

butt.png

butt.png

2270 ms

loading.gif

loading.gif

2179 ms

close.png

close.png

2244 ms

back.png

back.png

2255 ms

next.png

next.png

2183 ms

off.png

off.png

2179 ms

bg-trans.png

bg-trans.png

2155 ms

Accessibility Review

prum.cz accessibility score

85

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

prum.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

High

Page has valid source maps

SEO Factors

prum.cz SEO score

81

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

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

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 Prum.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 Prum.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

prum.cz

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