Tools & Wizards About Us
jezierski.net.pl screenshot

Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

jezierski.net.pl

Jezierski.IT - ICT Management Services for Your: IT, Telecommunication, Project, Service Management; IT-Business Consulting

Page Load Speed

3.5 sec in total

First Response

332 ms

Resources Loaded

2.4 sec

Page Rendered

753 ms

jezierski.net.pl screenshot

About Website

Click here to check amazing Jezierski content. Otherwise, check out these important facts you probably never knew about jezierski.net.pl

Łukasz Jezierski - experienced project, program and service manager with wide knowledge on business and IT aspects. Certificated ITIL Expert and Prince 2 Practitioner. Located in Krakow. Open for new ...

Visit jezierski.net.pl

Key Findings

We analyzed Jezierski.net.pl page load time and found that the first response time was 332 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

jezierski.net.pl performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

33/100

10%

LCP (Largest Contentful Paint)

Value8.2 s

2/100

25%

SI (Speed Index)

Value7.3 s

29/100

10%

TBT (Total Blocking Time)

Value30 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value2.029

0/100

15%

TTI (Time to Interactive)

Value4.4 s

83/100

10%

Network Requests Diagram

jezierski.net.pl

332 ms

www.jezierski.it

377 ms

css

80 ms

jquery.min.js

249 ms

lightbox.min.js

225 ms

Our browser made a total of 63 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Jezierski.net.pl, 89% (56 requests) were made to Jezierski.it and 5% (3 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Jezierski.it.

Page Optimization Overview & Recommendations

Page size can be reduced by 62.8 kB (4%)

Content Size

1.6 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Jezierski.net.pl main page is 1.6 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. 45% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 24.1 kB

  • Original 31.3 kB
  • After minification 26.4 kB
  • After compression 7.2 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 4.9 kB, which is 16% 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 24.1 kB or 77% of the original size.

Image Optimization

-2%

Potential reduce by 34.9 kB

  • Original 1.4 MB
  • After minification 1.4 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. Jezierski images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 1.6 kB

  • Original 75.4 kB
  • After minification 75.4 kB
  • After compression 73.8 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

-20%

Potential reduce by 2.1 kB

  • Original 10.8 kB
  • After minification 10.6 kB
  • After compression 8.7 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. Jezierski.net.pl needs all CSS files to be minified and compressed as it can save up to 2.1 kB or 20% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (19%)

Requests Now

57

After Optimization

46

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jezierski. 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 from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

jezierski.net.pl

jezierski.net.pl

332 ms

www.jezierski.it

www.jezierski.it

377 ms

css

css

80 ms

jquery.min.js

jquery.min.js

249 ms

lightbox.min.js

lightbox.min.js

225 ms

jquery.dropotron.min.js

jquery.dropotron.min.js

238 ms

skel.min.js

skel.min.js

238 ms

skel-panels.min.js

skel-panels.min.js

238 ms

contact.js

contact.js

240 ms

init.js

init.js

341 ms

lightbox.css

lightbox.css

361 ms

style.css

style.css

135 ms

style-wide.css

style-wide.css

121 ms

style-normal.css

style-normal.css

114 ms

i.jpg

i.jpg

363 ms

LukaszJezierski.jpg

LukaszJezierski.jpg

477 ms

itil.jpg

itil.jpg

365 ms

pm.jpg

pm.jpg

444 ms

msp.jpg

msp.jpg

471 ms

ict.jpg

ict.jpg

364 ms

po.jpg

po.jpg

600 ms

sm.jpg

sm.jpg

604 ms

analyst.jpg

analyst.jpg

488 ms

ericpol.jpg

ericpol.jpg

556 ms

webservice.jpg

webservice.jpg

590 ms

dreamlab.jpg

dreamlab.jpg

596 ms

rewir.jpg

rewir.jpg

608 ms

nbi.jpg

nbi.jpg

668 ms

nazwapl.jpg

nazwapl.jpg

710 ms

actia.jpg

actia.jpg

717 ms

magnetimarelli.jpg

magnetimarelli.jpg

719 ms

chip.jpg

chip.jpg

723 ms

crn.jpg

crn.jpg

726 ms

alior.jpg

alior.jpg

782 ms

pcom.jpg

pcom.jpg

828 ms

fi.jpg

fi.jpg

836 ms

wmn.jpg

wmn.jpg

836 ms

wup.jpg

wup.jpg

840 ms

krakow_travel.jpg

krakow_travel.jpg

844 ms

uek.jpg

uek.jpg

893 ms

lvi.jpg

lvi.jpg

946 ms

geofizyka.jpg

geofizyka.jpg

954 ms

ewe.jpg

ewe.jpg

955 ms

house.jpg

house.jpg

959 ms

vistula.jpg

vistula.jpg

961 ms

analytics.js

analytics.js

104 ms

header.jpg

header.jpg

1114 ms

ajax.gif

ajax.gif

839 ms

ico-address.png

ico-address.png

847 ms

ico-phone.png

ico-phone.png

846 ms

fontawesome-webfont.woff

fontawesome-webfont.woff

853 ms

6xK3dSBYKcSV-LCoeQqfX1RYOo3qNq7j.woff

6xK3dSBYKcSV-LCoeQqfX1RYOo3qNq7j.woff

25 ms

6xKydSBYKcSV-LCoeQqfX1RYOo3ik4zwmRdo.woff

6xKydSBYKcSV-LCoeQqfX1RYOo3ik4zwmRdo.woff

113 ms

6xKydSBYKcSV-LCoeQqfX1RYOo3i54rwmRdo.woff

6xKydSBYKcSV-LCoeQqfX1RYOo3i54rwmRdo.woff

28 ms

collect

collect

31 ms

ico-skype.png

ico-skype.png

724 ms

ico-linked.png

ico-linked.png

826 ms

ico-goldenline.png

ico-goldenline.png

836 ms

close.png

close.png

754 ms

loading.gif

loading.gif

733 ms

prev.png

prev.png

732 ms

next.png

next.png

823 ms

arrow.svg

arrow.svg

760 ms

Accessibility Review

jezierski.net.pl accessibility score

71

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.

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

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

jezierski.net.pl 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

jezierski.net.pl SEO score

91

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

    EN

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Jezierski.net.pl can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Jezierski.net.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

jezierski.net.pl

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