Tools & Wizards About Us
prumex.cz screenshot

Report Summary

  • 33

    Performance

    Renders faster than
    53% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 97

    SEO

    Google-friendlier than
    91% of websites

prumex.cz

Prumex.cz - prodej technického sortimentu | Prumex.cz

Page Load Speed

6.7 sec in total

First Response

291 ms

Resources Loaded

6.1 sec

Page Rendered

248 ms

prumex.cz screenshot

About Website

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

technický sortiment pro průmyslové aplikace ✓ více než 40.000 produktů skladem ✓ ložiska, těsnění, lepidla, spojovací materiál, klínové řemeny ✓ 25 let zkušeností ✓ 150.000 produktů v nabídce ✓

Visit prumex.cz

Key Findings

We analyzed Prumex.cz page load time and found that the first response time was 291 ms and then it took 6.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

prumex.cz performance score

33

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value11.3 s

0/100

25%

SI (Speed Index)

Value9.7 s

10/100

10%

TBT (Total Blocking Time)

Value540 ms

55/100

30%

CLS (Cumulative Layout Shift)

Value0.131

81/100

15%

TTI (Time to Interactive)

Value10.6 s

23/100

10%

Network Requests Diagram

prumex.cz

291 ms

www.prumex.cz

2728 ms

gtm.js

65 ms

index1_1707388116.css

192 ms

css

39 ms

Our browser made a total of 166 requests to load all elements on the main page. We found that 95% of them (157 requests) were addressed to the original Prumex.cz, 2% (3 requests) were made to Fonts.gstatic.com and 1% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.7 sec) belongs to the original domain Prumex.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 237.3 kB (21%)

Content Size

1.1 MB

After Optimization

902.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Prumex.cz main page is 1.1 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. 60% of websites need less resources to load. Images take 661.6 kB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 91.0 kB

  • Original 104.6 kB
  • After minification 92.1 kB
  • After compression 13.6 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 12.5 kB, which is 12% 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 91.0 kB or 87% of the original size.

Image Optimization

-6%

Potential reduce by 38.7 kB

  • Original 661.6 kB
  • After minification 622.9 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. Prumex images are well optimized though.

JavaScript Optimization

-29%

Potential reduce by 94.3 kB

  • Original 327.0 kB
  • After minification 325.5 kB
  • After compression 232.7 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 94.3 kB or 29% of the original size.

CSS Optimization

-28%

Potential reduce by 13.3 kB

  • Original 46.7 kB
  • After minification 46.7 kB
  • After compression 33.4 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. Prumex.cz needs all CSS files to be minified and compressed as it can save up to 13.3 kB or 28% of the original size.

Requests Breakdown

Number of requests can be reduced by 130 (81%)

Requests Now

160

After Optimization

30

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 160 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Prumex. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 119 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

prumex.cz

prumex.cz

291 ms

www.prumex.cz

www.prumex.cz

2728 ms

gtm.js

gtm.js

65 ms

index1_1707388116.css

index1_1707388116.css

192 ms

css

css

39 ms

jquery.min.js

jquery.min.js

380 ms

jquery.migrate-v1707387927.js

jquery.migrate-v1707387927.js

287 ms

jquery-ui.min.js

jquery-ui.min.js

477 ms

escape-v1707387927.js

escape-v1707387927.js

288 ms

keyCodes-v1707387927.js

keyCodes-v1707387927.js

285 ms

register-v1707387927.js

register-v1707387927.js

284 ms

ares-v1707387927.js

ares-v1707387927.js

397 ms

datePicker-v1707387927.js

datePicker-v1707387927.js

396 ms

filterAllNodes-v1707387927.js

filterAllNodes-v1707387927.js

396 ms

gtm-v1707387927.js

gtm-v1707387927.js

395 ms

hybridTabs-v1707387927.js

hybridTabs-v1707387927.js

473 ms

iframeLink-v1707387927.js

iframeLink-v1707387927.js

473 ms

initSelect2-v1707387927.js

initSelect2-v1707387927.js

494 ms

responsiveTabs-v1707387927.js

responsiveTabs-v1707387927.js

473 ms

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tabs-v1707387927.js

495 ms

timeout-v1707387927.js

timeout-v1707387927.js

565 ms

toggleElement-v1707387927.js

toggleElement-v1707387927.js

566 ms

tooltip-v1707387927.js

tooltip-v1707387927.js

567 ms

fp_js_validator.js

fp_js_validator.js

568 ms

tooltip-v1707387927.js

tooltip-v1707387927.js

569 ms

popover-v1707387927.js

popover-v1707387927.js

570 ms

BazingaJsTranslationBundle.translator-v1707387927.js

BazingaJsTranslationBundle.translator-v1707387927.js

658 ms

fastclick-v1707387927.js

fastclick-v1707387927.js

659 ms

jquery.cookie-v1707387927.js

jquery.cookie-v1707387927.js

661 ms

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jquery.fix.clone-v1707387927.js

662 ms

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755 ms

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jquery.ui.datepicker-cs-v1707387927.js

662 ms

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jquery.ui.touch-punch-v1707387927.js

757 ms

modernizr-v1707387927.js

modernizr-v1707387927.js

758 ms

select2.full-v1707387927.js

select2.full-v1707387927.js

944 ms

slick-v1707387927.js

slick-v1707387927.js

760 ms

addDeliveryAddress-v1707387927.js

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761 ms

customer-v1707387927.js

customer-v1707387927.js

848 ms

order-v1707387927.js

order-v1707387927.js

848 ms

lo.js

lo.js

22 ms

ConstraintAll-v1707387927.js

ConstraintAll-v1707387927.js

846 ms

ConstraintEmail-v1707387927.js

ConstraintEmail-v1707387927.js

653 ms

ConstraintEqualTo-v1707387927.js

ConstraintEqualTo-v1707387927.js

575 ms

ConstraintGreaterThan-v1707387927.js

ConstraintGreaterThan-v1707387927.js

662 ms

ConstraintGreaterThanOrEqual-v1707387927.js

ConstraintGreaterThanOrEqual-v1707387927.js

661 ms

ConstraintIdenticalTo-v1707387927.js

ConstraintIdenticalTo-v1707387927.js

661 ms

ConstraintLessThan-v1707387927.js

ConstraintLessThan-v1707387927.js

565 ms

ConstraintLessThanOrEqual-v1707387927.js

ConstraintLessThanOrEqual-v1707387927.js

563 ms

ConstraintNotBlank-v1707387927.js

ConstraintNotBlank-v1707387927.js

643 ms

ConstraintNotEqualTo-v1707387927.js

ConstraintNotEqualTo-v1707387927.js

644 ms

ConstraintNotIdenticalTo-v1707387927.js

ConstraintNotIdenticalTo-v1707387927.js

644 ms

ConstraintNotNull-v1707387927.js

ConstraintNotNull-v1707387927.js

569 ms

ConstraintRange-v1707387927.js

ConstraintRange-v1707387927.js

572 ms

SS6ShopBundleComponentConstrainsNotSelectedDomainToShow-v1707387927.js

SS6ShopBundleComponentConstrainsNotSelectedDomainToShow-v1707387927.js

572 ms

SS6ShopBundleComponentConstraintsContains-v1707387927.js

SS6ShopBundleComponentConstraintsContains-v1707387927.js

638 ms

SS6ShopBundleComponentConstraintsEmail-v1707387927.js

SS6ShopBundleComponentConstraintsEmail-v1707387927.js

640 ms

SS6ShopBundleComponentConstraintsNotInArray-v1707387927.js

SS6ShopBundleComponentConstraintsNotInArray-v1707387927.js

637 ms

SS6ShopBundleComponentConstraintsUniqueCollection-v1707387927.js

SS6ShopBundleComponentConstraintsUniqueCollection-v1707387927.js

570 ms

SS6ShopBundleComponentConstraintsUniqueProductParameters-v1707387927.js

SS6ShopBundleComponentConstraintsUniqueProductParameters-v1707387927.js

570 ms

customizeBundle-v1707387927.js

customizeBundle-v1707387927.js

571 ms

dateTimeToLocalizedStringTransformer-v1707387927.js

dateTimeToLocalizedStringTransformer-v1707387927.js

655 ms

validation-v1707387927.js

validation-v1707387927.js

654 ms

abandonedCartBox-v1707387927.js

abandonedCartBox-v1707387927.js

654 ms

cartBox-v1707387927.js

cartBox-v1707387927.js

567 ms

cartRecalculator-v1707387927.js

cartRecalculator-v1707387927.js

570 ms

customerCustomOrderNumber-v1707387927.js

customerCustomOrderNumber-v1707387927.js

569 ms

czechPostBalikovna-v1707387927.js

czechPostBalikovna-v1707387927.js

657 ms

czechPostOfficeSelection-v1707387927.js

czechPostOfficeSelection-v1707387927.js

655 ms

deliveryAddressSelection-v1707387927.js

deliveryAddressSelection-v1707387927.js

563 ms

existsEmail-v1707387927.js

existsEmail-v1707387927.js

561 ms

order-v1707387927.js

order-v1707387927.js

564 ms

orderRememberData-v1707387927.js

orderRememberData-v1707387927.js

564 ms

packeta-v1707387927.js

packeta-v1707387927.js

650 ms

preview-v1707387927.js

preview-v1707387927.js

564 ms

addProduct-v1707387927.js

addProduct-v1707387927.js

563 ms

addProductToComparison-v1707387927.js

addProductToComparison-v1707387927.js

564 ms

customProductNumber-v1707387927.js

customProductNumber-v1707387927.js

563 ms

gallery-v1707387927.js

gallery-v1707387927.js

563 ms

productList.AjaxFilter-v1707387927.js

productList.AjaxFilter-v1707387927.js

563 ms

productList.AjaxMoreLoader-v1707387927.js

productList.AjaxMoreLoader-v1707387927.js

563 ms

productList.goToPage-v1707387927.js

productList.goToPage-v1707387927.js

564 ms

productList-v1707387927.js

productList-v1707387927.js

553 ms

productList.search-v1707387927.js

productList.search-v1707387927.js

556 ms

productListCategoryToggler-v1707387927.js

productListCategoryToggler-v1707387927.js

557 ms

addDeliveryAddress-v1707387927.js

addDeliveryAddress-v1707387927.js

563 ms

ajax-v1707387927.js

ajax-v1707387927.js

564 ms

categoriesSmallShowMore-v1707387927.js

categoriesSmallShowMore-v1707387927.js

563 ms

categoryPanel-v1707387927.js

categoryPanel-v1707387927.js

564 ms

checkboxToggle-v1707387927.js

checkboxToggle-v1707387927.js

562 ms

constant-v1707387927.js

constant-v1707387927.js

563 ms

contactForm-v1707387927.js

contactForm-v1707387927.js

565 ms

contactPersons-v1707387927.js

contactPersons-v1707387927.js

564 ms

currencySwitch-v1707387927.js

currencySwitch-v1707387927.js

564 ms

filterSlider-v1707387927.js

filterSlider-v1707387927.js

565 ms

filterSortableValues-v1707387927.js

filterSortableValues-v1707387927.js

564 ms

form-v1707387927.js

form-v1707387927.js

563 ms

history-v1707387927.js

history-v1707387927.js

563 ms

honeyPot-v1707387927.js

honeyPot-v1707387927.js

563 ms

loaderOverlay-v1707387927.js

loaderOverlay-v1707387927.js

563 ms

login-v1707387927.js

login-v1707387927.js

563 ms

magnificPopup.custom-v1707387927.js

magnificPopup.custom-v1707387927.js

563 ms

modernizr.custom-v1707387927.js

modernizr.custom-v1707387927.js

563 ms

newsletterSubscriptionForm-v1707387927.js

newsletterSubscriptionForm-v1707387927.js

566 ms

number-v1707387927.js

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566 ms

priceSlider-v1707387927.js

priceSlider-v1707387927.js

564 ms

promoCode-v1707387927.js

promoCode-v1707387927.js

564 ms

requestedDeliveryDate-v1707387927.js

requestedDeliveryDate-v1707387927.js

562 ms

responsive-v1707387927.js

responsive-v1707387927.js

562 ms

responsiveToggle-v1707387927.js

responsiveToggle-v1707387927.js

565 ms

safariDetection-v1707387927.js

safariDetection-v1707387927.js

565 ms

searchAutocomplete-v1707387927.js

searchAutocomplete-v1707387927.js

563 ms

slickInit-v1707387927.js

slickInit-v1707387927.js

563 ms

spinbox-v1707387927.js

spinbox-v1707387927.js

561 ms

termsAndConditions-v1707387927.js

termsAndConditions-v1707387927.js

562 ms

textTransformer-v1707387927.js

textTransformer-v1707387927.js

565 ms

translator-v1707387927.js

translator-v1707387927.js

564 ms

url-v1707387927.js

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564 ms

window-v1707387927.js

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564 ms

windowConfirm-v1707387927.js

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561 ms

windowFunctions-v1707387927.js

windowFunctions-v1707387927.js

562 ms

googleRemarketing-v1707387927.js

googleRemarketing-v1707387927.js

564 ms

fbevents.js

fbevents.js

130 ms

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598 ms

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599 ms

analytics.js

analytics.js

219 ms

sprite.png

sprite.png

916 ms

logo.png

logo.png

662 ms

rating-empty.png

rating-empty.png

474 ms

rating-full.png

rating-full.png

473 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4uaVc.ttf

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsjZ0B4uaVc.ttf

53 ms

memSYaGs126MiZpBA-UvWbX2vVnXBbObj2OVZyOOSr4dVJWUgsiH0B4uaVc.ttf

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77 ms

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78 ms

svg.woff

svg.woff

470 ms

collect

collect

33 ms

Accessibility Review

prumex.cz accessibility score

96

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

prumex.cz best practices score

83

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

Page has valid source maps

SEO Factors

prumex.cz SEO score

97

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

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 Prumex.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 Prumex.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

prumex.cz

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