Tools & Wizards About Us
pcosa.com.pl screenshot

Report Summary

  • 16

    Performance

    Renders faster than
    30% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 81

    SEO

    Google-friendlier than
    42% of websites

pcosa.com.pl

Polski producent wyrobów optoelektronicznych - PCO S.A.

Page Load Speed

6.4 sec in total

First Response

492 ms

Resources Loaded

5.4 sec

Page Rendered

449 ms

pcosa.com.pl screenshot

About Website

Welcome to pcosa.com.pl homepage info - get ready to check PCO S A Com best content right away, or after learning these important things about pcosa.com.pl

PCO S.A. to firma z ponad 40-letnim doświadczeniem. Jest największym polskim producentem wyrobów optoelektronicznych.

Visit pcosa.com.pl

Key Findings

We analyzed Pcosa.com.pl page load time and found that the first response time was 492 ms and then it took 5.9 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

pcosa.com.pl performance score

16

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.4 s

7/100

10%

LCP (Largest Contentful Paint)

Value14.5 s

0/100

25%

SI (Speed Index)

Value19.9 s

0/100

10%

TBT (Total Blocking Time)

Value10,910 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value19.7 s

2/100

10%

Network Requests Diagram

pcosa.com.pl

492 ms

pcosa.com.pl

545 ms

424 ms

wp-emoji-release.min.js

158 ms

4aox9.css

385 ms

Our browser made a total of 93 requests to load all elements on the main page. We found that 56% of them (52 requests) were addressed to the original Pcosa.com.pl, 32% (30 requests) were made to Fonts.gstatic.com and 4% (4 requests) were made to Netdna.bootstrapcdn.com. The less responsive or slowest element that took the longest time to load (2.1 sec) belongs to the original domain Pcosa.com.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 488.8 kB (36%)

Content Size

1.3 MB

After Optimization

858.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Pcosa.com.pl main page is 1.3 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 630.7 kB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 214.7 kB

  • Original 237.9 kB
  • After minification 234.4 kB
  • After compression 23.2 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. 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 214.7 kB or 90% of the original size.

Image Optimization

-0%

Potential reduce by 656 B

  • Original 630.7 kB
  • After minification 630.0 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. PCO S A Com images are well optimized though.

JavaScript Optimization

-6%

Potential reduce by 6.9 kB

  • Original 108.9 kB
  • After minification 108.8 kB
  • After compression 101.9 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. This website has mostly compressed JavaScripts.

CSS Optimization

-72%

Potential reduce by 266.5 kB

  • Original 369.5 kB
  • After minification 349.8 kB
  • After compression 103.0 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. Pcosa.com.pl needs all CSS files to be minified and compressed as it can save up to 266.5 kB or 72% of the original size.

Requests Breakdown

Number of requests can be reduced by 37 (67%)

Requests Now

55

After Optimization

18

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 55 CSS, Javascripts, AJAX and image requests in order to completely render the main page of PCO S A Com. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 30 to 1 for JavaScripts and from 9 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

pcosa.com.pl

pcosa.com.pl

492 ms

pcosa.com.pl

pcosa.com.pl

545 ms

424 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

158 ms

4aox9.css

4aox9.css

385 ms

font-awesome.css

font-awesome.css

81 ms

4aox9.css

4aox9.css

484 ms

4aox9.css

4aox9.css

372 ms

4aox9.css

4aox9.css

371 ms

jquery.js

jquery.js

527 ms

jquery-migrate.min.js

jquery-migrate.min.js

632 ms

slick.min.js

slick.min.js

800 ms

jquery.magnific-popup.min.js

jquery.magnific-popup.min.js

647 ms

content_elements.js

content_elements.js

632 ms

script_fe.js

script_fe.js

1502 ms

jquery.dd.js

jquery.dd.js

1501 ms

cc.main.js

cc.main.js

1501 ms

modernizr.custom.js

modernizr.custom.js

804 ms

cookieconsent.min.css

cookieconsent.min.css

118 ms

cookieconsent.min.js

cookieconsent.min.js

145 ms

js

js

118 ms

scripts.js

scripts.js

1845 ms

jquery.finalTilesGallery.js

jquery.finalTilesGallery.js

1844 ms

jquery.matchHeight-min.js

jquery.matchHeight-min.js

1843 ms

matchHeight-init.js

matchHeight-init.js

1871 ms

fancySelect.js

fancySelect.js

1861 ms

header.misc.js

header.misc.js

1863 ms

misc.js

misc.js

1873 ms

jquery.fancybox.min.js

jquery.fancybox.min.js

1907 ms

jquery.easing.min.js

jquery.easing.min.js

1980 ms

jquery.mousewheel.min.js

jquery.mousewheel.min.js

1911 ms

wp-embed.min.js

wp-embed.min.js

1910 ms

bt_bb_elements.js

bt_bb_elements.js

1909 ms

imagesloaded.min.js

imagesloaded.min.js

1908 ms

masonry.min.js

masonry.min.js

1992 ms

jquery.masonry.min.js

jquery.masonry.min.js

1986 ms

bt_bb_masonry_image_grid.js

bt_bb_masonry_image_grid.js

1998 ms

font-awesome.css

font-awesome.css

47 ms

webfont.js

webfont.js

69 ms

logotyp-PGZPCO.jpg

logotyp-PGZPCO.jpg

1498 ms

umowa1-640x480.jpg

umowa1-640x480.jpg

1502 ms

DSC_9134-640x480.jpg

DSC_9134-640x480.jpg

1501 ms

IMG-20220613-WA0003-640x480.jpg

IMG-20220613-WA0003-640x480.jpg

1498 ms

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IMG-20220524-WA0006-640x480.jpg

1496 ms

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IMG-20220429-WA0010-640x480.jpg

1494 ms

ch%C5%82opaki-z-nagrod%C4%851-640x480.jpg

ch%C5%82opaki-z-nagrod%C4%851-640x480.jpg

1498 ms

Rwanda_2-640x480.jpg

Rwanda_2-640x480.jpg

1615 ms

IMG-0716-2-640x480.jpg

IMG-0716-2-640x480.jpg

1797 ms

IMG-20220309-WA0007-1-640x480.jpg

IMG-20220309-WA0007-1-640x480.jpg

1658 ms

IMG-20220307-WA0020-1-640x480.jpg

IMG-20220307-WA0020-1-640x480.jpg

2095 ms

innowacyjna-gospodarka2.png

innowacyjna-gospodarka2.png

1596 ms

konferencja2.png

konferencja2.png

1591 ms

analytics.js

analytics.js

75 ms

Icon7Stroke.woff

Icon7Stroke.woff

1718 ms

ue-fundusze.png

ue-fundusze.png

1988 ms

css

css

701 ms

collect

collect

648 ms

bg_pco.jpg

bg_pco.jpg

1905 ms

pxiByp8kv8JHgFVrLDD4Z1JlEA.ttf

pxiByp8kv8JHgFVrLDD4Z1JlEA.ttf

290 ms

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291 ms

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578 ms

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579 ms

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572 ms

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571 ms

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631 ms

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623 ms

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575 ms

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576 ms

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621 ms

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572 ms

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626 ms

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624 ms

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624 ms

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627 ms

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646 ms

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645 ms

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647 ms

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647 ms

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649 ms

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649 ms

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650 ms

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654 ms

fontawesome-webfont.woff

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249 ms

FontAwesome.woff

FontAwesome.woff

914 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

247 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

914 ms

4aox9.css

4aox9.css

120 ms

Accessibility Review

pcosa.com.pl accessibility score

88

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

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

pcosa.com.pl 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

pcosa.com.pl 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

High

robots.txt is not valid

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

pcosa.com.pl

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