Tools & Wizards About Us
semex.pl screenshot

Report Summary

  • 50

    Performance

    Renders faster than
    68% of other websites

  • 60

    Accessibility

    Visual factors better than
    that of 26% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 79

    SEO

    Google-friendlier than
    40% of websites

semex.pl

SEMEX - Artykuły metalowe, elektryczne, budowlane i BHP |

Page Load Speed

10 sec in total

First Response

294 ms

Resources Loaded

9.4 sec

Page Rendered

260 ms

semex.pl screenshot

About Website

Visit semex.pl now to see the best up-to-date SEMEX content for Poland and also check out these interesting facts you probably never knew about semex.pl

Hurtownia budowlana największa w Częstochowie - Semex. Tu pracujemy - tu inwestujemy.! W swojej ofercie posiada materiały budowlane, artykuły metalowe, dachy, stal, rynny, pręty żebrowane, wyroby hutn...

Visit semex.pl

Key Findings

We analyzed Semex.pl page load time and found that the first response time was 294 ms and then it took 9.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 90% of websites can load faster.

Performance Metrics

semex.pl performance score

50

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.9 s

52/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

17/100

25%

SI (Speed Index)

Value15.7 s

0/100

10%

TBT (Total Blocking Time)

Value90 ms

99/100

30%

CLS (Cumulative Layout Shift)

Value0.423

23/100

15%

TTI (Time to Interactive)

Value5.6 s

70/100

10%

Network Requests Diagram

semex.pl

294 ms

semex.pl

7450 ms

css

32 ms

css__rXMfu0gHBSBc-9N7vC2R6P21Ffy-1_qnZK2Y9ttMhVg__zaMQTkKLOv8XoIAOuj9QzrPjnRVgbOC7Y703KEVUDfs__EzLrRKhgf7JGYUuryYC3zrLDgroGvKwAi6PIUnUWqwQ.css

161 ms

css__IcnovnIEfXI_kJvY8E4BzuwX68ZgZOmpl0YnbB1Sgbg__NM0vX7pHjrSLroZdNiAchwnT3AFWaOSx5EprkhhK_Yo__EzLrRKhgf7JGYUuryYC3zrLDgroGvKwAi6PIUnUWqwQ.css

322 ms

Our browser made a total of 81 requests to load all elements on the main page. We found that 95% of them (77 requests) were addressed to the original Semex.pl, 1% (1 request) were made to Fonts.googleapis.com and 1% (1 request) were made to Rep.leaselink.pl. The less responsive or slowest element that took the longest time to load (7.5 sec) belongs to the original domain Semex.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 218.0 kB (8%)

Content Size

2.7 MB

After Optimization

2.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Semex.pl main page is 2.7 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 2.5 MB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 105.5 kB

  • Original 122.8 kB
  • After minification 93.1 kB
  • After compression 17.2 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 29.6 kB, which is 24% 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 105.5 kB or 86% of the original size.

Image Optimization

-4%

Potential reduce by 102.8 kB

  • Original 2.5 MB
  • After minification 2.4 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. SEMEX images are well optimized though.

JavaScript Optimization

-12%

Potential reduce by 9.7 kB

  • Original 82.1 kB
  • After minification 80.9 kB
  • After compression 72.4 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 9.7 kB or 12% of the original size.

CSS Optimization

-0%

Potential reduce by 14 B

  • Original 37.1 kB
  • After minification 37.1 kB
  • After compression 37.0 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. Semex.pl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 7 (9%)

Requests Now

75

After Optimization

68

  • Images
  • JavaScript
  • CSS

The browser has sent 75 CSS, Javascripts, AJAX and image requests in order to completely render the main page of SEMEX. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 8 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

semex.pl

semex.pl

294 ms

semex.pl

semex.pl

7450 ms

css

css

32 ms

css__rXMfu0gHBSBc-9N7vC2R6P21Ffy-1_qnZK2Y9ttMhVg__zaMQTkKLOv8XoIAOuj9QzrPjnRVgbOC7Y703KEVUDfs__EzLrRKhgf7JGYUuryYC3zrLDgroGvKwAi6PIUnUWqwQ.css

css__rXMfu0gHBSBc-9N7vC2R6P21Ffy-1_qnZK2Y9ttMhVg__zaMQTkKLOv8XoIAOuj9QzrPjnRVgbOC7Y703KEVUDfs__EzLrRKhgf7JGYUuryYC3zrLDgroGvKwAi6PIUnUWqwQ.css

161 ms

css__IcnovnIEfXI_kJvY8E4BzuwX68ZgZOmpl0YnbB1Sgbg__NM0vX7pHjrSLroZdNiAchwnT3AFWaOSx5EprkhhK_Yo__EzLrRKhgf7JGYUuryYC3zrLDgroGvKwAi6PIUnUWqwQ.css

css__IcnovnIEfXI_kJvY8E4BzuwX68ZgZOmpl0YnbB1Sgbg__NM0vX7pHjrSLroZdNiAchwnT3AFWaOSx5EprkhhK_Yo__EzLrRKhgf7JGYUuryYC3zrLDgroGvKwAi6PIUnUWqwQ.css

322 ms

SEMEX1.js

SEMEX1.js

364 ms

layer.js

layer.js

529 ms

js__JQimhlpFX2n-ZKd88QrOWui1kfDyGk3zqu-DNkXtRr8__pSJpfoX1hTB7CZe3KSLXW9a_rycYrbOoybY4RVB4XnU__EzLrRKhgf7JGYUuryYC3zrLDgroGvKwAi6PIUnUWqwQ.js

js__JQimhlpFX2n-ZKd88QrOWui1kfDyGk3zqu-DNkXtRr8__pSJpfoX1hTB7CZe3KSLXW9a_rycYrbOoybY4RVB4XnU__EzLrRKhgf7JGYUuryYC3zrLDgroGvKwAi6PIUnUWqwQ.js

256 ms

js__H5AFmq1RrXKsrazzPq_xPQPy4K0wUKqecPjczzRiTgQ__p930YZ_ODW6ZjDLOJmxJnRL7juGStYuszD6uNS8_FFo__EzLrRKhgf7JGYUuryYC3zrLDgroGvKwAi6PIUnUWqwQ.js

js__H5AFmq1RrXKsrazzPq_xPQPy4K0wUKqecPjczzRiTgQ__p930YZ_ODW6ZjDLOJmxJnRL7juGStYuszD6uNS8_FFo__EzLrRKhgf7JGYUuryYC3zrLDgroGvKwAi6PIUnUWqwQ.js

174 ms

js__1EQrqF0xK1oOdXmfVgbw9rBqbQVr6ZNR7LIb6JDEoLc__NcbPgl6yce1cPkJcub1SVldKst10pVo0nN36XtkHZn8__EzLrRKhgf7JGYUuryYC3zrLDgroGvKwAi6PIUnUWqwQ.js

js__1EQrqF0xK1oOdXmfVgbw9rBqbQVr6ZNR7LIb6JDEoLc__NcbPgl6yce1cPkJcub1SVldKst10pVo0nN36XtkHZn8__EzLrRKhgf7JGYUuryYC3zrLDgroGvKwAi6PIUnUWqwQ.js

255 ms

js__byJqrnXsfat_9Pr4D5nGnzawX60R29akmMHaucHw38U__oITP5zyIHwyz4tOshcpSd0C-vAf4YsEonNmEghiI8P8__EzLrRKhgf7JGYUuryYC3zrLDgroGvKwAi6PIUnUWqwQ.js

js__byJqrnXsfat_9Pr4D5nGnzawX60R29akmMHaucHw38U__oITP5zyIHwyz4tOshcpSd0C-vAf4YsEonNmEghiI8P8__EzLrRKhgf7JGYUuryYC3zrLDgroGvKwAi6PIUnUWqwQ.js

256 ms

js__PWLN55ZxX7gZdGIrulttAU8RXG6sBd03vyHKEYo4LLM__Mubh1yrJ7AJerh9TwH-gWRmTuytVgVJU4eG2EtdaRY4__EzLrRKhgf7JGYUuryYC3zrLDgroGvKwAi6PIUnUWqwQ.js

js__PWLN55ZxX7gZdGIrulttAU8RXG6sBd03vyHKEYo4LLM__Mubh1yrJ7AJerh9TwH-gWRmTuytVgVJU4eG2EtdaRY4__EzLrRKhgf7JGYUuryYC3zrLDgroGvKwAi6PIUnUWqwQ.js

337 ms

js__v_4yJHVtE6RUu6yqhWqVJhN8cT82FDxs_Va_i0KPQGA__mFml0eTBGt4Zt75I9avty0-9fzICGI7eSL0hEU39syM__EzLrRKhgf7JGYUuryYC3zrLDgroGvKwAi6PIUnUWqwQ.js

js__v_4yJHVtE6RUu6yqhWqVJhN8cT82FDxs_Va_i0KPQGA__mFml0eTBGt4Zt75I9avty0-9fzICGI7eSL0hEU39syM__EzLrRKhgf7JGYUuryYC3zrLDgroGvKwAi6PIUnUWqwQ.js

257 ms

bg.png

bg.png

82 ms

logo.png

logo.png

168 ms

lupka.png

lupka.png

83 ms

search-button.png

search-button.png

153 ms

ik_bhp.png

ik_bhp.png

161 ms

ik_elektronarzedzia.png

ik_elektronarzedzia.png

122 ms

02-bosch.jpg

02-bosch.jpg

271 ms

ik_narzedzia.png

ik_narzedzia.png

166 ms

03-stanley.jpg

03-stanley.jpg

456 ms

ik_farby.png

ik_farby.png

320 ms

04-dulux.jpg

04-dulux.jpg

401 ms

ik_elektryczne.png

ik_elektryczne.png

271 ms

05-philips.jpg

05-philips.jpg

419 ms

ik_budowlane.png

ik_budowlane.png

323 ms

06-ceresit.jpg

06-ceresit.jpg

492 ms

ik_hutnicze.png

ik_hutnicze.png

404 ms

07-profile2.jpg

07-profile2.jpg

483 ms

ik_pneumatyka.png

ik_pneumatyka.png

481 ms

08-chicago_pneumatics.jpg

08-chicago_pneumatics.jpg

655 ms

ik_spawanie.png

ik_spawanie.png

503 ms

09-esab.jpg

09-esab.jpg

624 ms

ik_dachy.png

ik_dachy.png

563 ms

10-koramic.jpg

10-koramic.jpg

644 ms

ik_lozyska.png

ik_lozyska.png

574 ms

lozyska.png

lozyska.png

839 ms

banner.jpg

banner.jpg

749 ms

promocja.jpg

promocja.jpg

666 ms

czyszczenie_magazynow.jpg

czyszczenie_magazynow.jpg

716 ms

5a236e4ca86e7becf699a0038a7e1ea1.jpg

5a236e4ca86e7becf699a0038a7e1ea1.jpg

738 ms

hfsafety_0_0.png

hfsafety_0_0.png

744 ms

baner_wyprzedaz.jpg

baner_wyprzedaz.jpg

759 ms

baner_atlas_office.jpg

baner_atlas_office.jpg

883 ms

atlas.jpg

atlas.jpg

835 ms

baner-hfcd-smog.jpg

baner-hfcd-smog.jpg

925 ms

opalarka.jpg

opalarka.jpg

843 ms

font

font

18 ms

kluecze.JPG

kluecze.JPG

812 ms

14423b1b54721bb4212bad16d23eb66f_1.jpg

14423b1b54721bb4212bad16d23eb66f_1.jpg

847 ms

ef8507cc30f3c2b189b9c110b8770114.jpg

ef8507cc30f3c2b189b9c110b8770114.jpg

850 ms

4261_img.jpg

4261_img.jpg

805 ms

spinet.jpg

spinet.jpg

789 ms

d9c350583fdae6943cd5cb3afc7c020f_0.jpg

d9c350583fdae6943cd5cb3afc7c020f_0.jpg

818 ms

ef1c97d0bc2b616ac4dd6e67409ea85f_0.jpg

ef1c97d0bc2b616ac4dd6e67409ea85f_0.jpg

851 ms

b7460b8081bf4608a2078b74c6eb430d_0.jpg

b7460b8081bf4608a2078b74c6eb430d_0.jpg

840 ms

50af86e0d9946642eee3c9a09ce2e509_0.jpg

50af86e0d9946642eee3c9a09ce2e509_0.jpg

741 ms

fontawesome-webfont.ttf

fontawesome-webfont.ttf

753 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

793 ms

simet.png

simet.png

741 ms

pobrane.png

pobrane.png

689 ms

797bf8154e3bd91a03cabcc98bf86075_0.jpg

797bf8154e3bd91a03cabcc98bf86075_0.jpg

692 ms

c7f9ecf1744a4f5f08eef2bfee8ed36b_0.jpg

c7f9ecf1744a4f5f08eef2bfee8ed36b_0.jpg

679 ms

leier.png

leier.png

656 ms

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666 ms

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687 ms

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692 ms

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ed1ac6f968917ff91b376a10d207d70a_0.jpg

675 ms

kmkgips.png

kmkgips.png

634 ms

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621 ms

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609 ms

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45fecb40747021d77978bc1c8a226217_0.jpg

605 ms

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6df041aa1ce9e5e5ce334cd5b6db9da5_0.jpg

603 ms

l_rzetelna_firma.png

l_rzetelna_firma.png

600 ms

l_gazele.png

l_gazele.png

560 ms

l_ss.png

l_ss.png

541 ms

l_google.png

l_google.png

570 ms

i_facebook.png

i_facebook.png

581 ms

l_ups.png

l_ups.png

579 ms

mapa.png

mapa.png

515 ms

Accessibility Review

semex.pl accessibility score

60

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a [lang] attribute

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

<input type="image"> elements do not have [alt] text

High

Links do not have a discernible name

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

semex.pl 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

Browser errors were logged to the console

SEO Factors

semex.pl SEO score

79

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 doesn't use legible font sizes

Language and Encoding

  • Language Detected

    PL

  • Language Claimed

    PL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Semex.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and it matches the claimed language. Our system also found out that Semex.pl 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

semex.pl

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