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bitner.com.pl screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    28% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 35% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

bitner.com.pl

Producent Kabli i Przewodów | Zakłady Kablowe Bitner

Page Load Speed

4.7 sec in total

First Response

1.2 sec

Resources Loaded

3.4 sec

Page Rendered

158 ms

bitner.com.pl screenshot

About Website

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

Zapraszamy do zapoznania się z naszym asortymentem. Szeroki wybór kabli i przewodów jest naszym największym atutem. W ofercie znajdziecie Państwo ponad 20 000

Visit bitner.com.pl

Key Findings

We analyzed Bitner.com.pl page load time and found that the first response time was 1.2 sec and then it took 3.5 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

bitner.com.pl performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

39/100

10%

LCP (Largest Contentful Paint)

Value17.9 s

0/100

25%

SI (Speed Index)

Value13.3 s

2/100

10%

TBT (Total Blocking Time)

Value2,520 ms

4/100

30%

CLS (Cumulative Layout Shift)

Value0.196

63/100

15%

TTI (Time to Interactive)

Value17.9 s

4/100

10%

Network Requests Diagram

www.bitner.com.pl

1208 ms

Css.aspx

604 ms

jquery.min.js

8 ms

galeria.js

260 ms

Skrypty.aspx

1220 ms

Our browser made a total of 40 requests to load all elements on the main page. We found that 90% of them (36 requests) were addressed to the original Bitner.com.pl, 5% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Bitner.com.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 39.3 kB (16%)

Content Size

242.7 kB

After Optimization

203.5 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bitner.com.pl main page is 242.7 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 15% of websites need less resources to load. Images take 191.8 kB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 15.8 kB

  • Original 20.7 kB
  • After minification 19.7 kB
  • After compression 4.9 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 15.8 kB or 76% of the original size.

Image Optimization

-7%

Potential reduce by 14.2 kB

  • Original 191.8 kB
  • After minification 177.6 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. Bitner Com images are well optimized though.

JavaScript Optimization

-22%

Potential reduce by 5.6 kB

  • Original 25.3 kB
  • After minification 24.7 kB
  • After compression 19.6 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 5.6 kB or 22% of the original size.

CSS Optimization

-73%

Potential reduce by 3.6 kB

  • Original 4.9 kB
  • After minification 3.9 kB
  • After compression 1.3 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. Bitner.com.pl needs all CSS files to be minified and compressed as it can save up to 3.6 kB or 73% of the original size.

Requests Breakdown

Number of requests can be reduced by 15 (38%)

Requests Now

39

After Optimization

24

  • Images
  • JavaScript
  • CSS

The browser has sent 39 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bitner 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 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

www.bitner.com.pl

www.bitner.com.pl

1208 ms

Css.aspx

Css.aspx

604 ms

jquery.min.js

jquery.min.js

8 ms

galeria.js

galeria.js

260 ms

Skrypty.aspx

Skrypty.aspx

1220 ms

swfobject.js

swfobject.js

841 ms

glowny.css

glowny.css

111 ms

Uzytkownika.css

Uzytkownika.css

234 ms

logo-bitner.png

logo-bitner.png

140 ms

home-ikona.png

home-ikona.png

138 ms

sitemap-ikona.png

sitemap-ikona.png

137 ms

kontakt-ikona.png

kontakt-ikona.png

136 ms

youtube1.jpg

youtube1.jpg

229 ms

facebook.jpg

facebook.jpg

687 ms

gb.png

gb.png

241 ms

ru.png

ru.png

240 ms

ua.png

ua.png

243 ms

szukaj-buton.png

szukaj-buton.png

244 ms

invisible.gif

invisible.gif

331 ms

blank.png

blank.png

388 ms

katalog-buton.jpg

katalog-buton.jpg

524 ms

nowosci-buton.jpg

nowosci-buton.jpg

485 ms

promocje-buton.jpg

promocje-buton.jpg

379 ms

nagrody-buton.jpg

nagrody-buton.jpg

547 ms

o-firmie-buton.jpg

o-firmie-buton.jpg

505 ms

LogoPIGE2.jpg

LogoPIGE2.jpg

545 ms

kontakt-napis.png

kontakt-napis.png

591 ms

strzalka.png

strzalka.png

641 ms

powrot.gif

powrot.gif

639 ms

dogory.gif

dogory.gif

648 ms

tlo.png

tlo.png

646 ms

Strona-glowna.png

Strona-glowna.png

682 ms

O-Firmie.png

O-Firmie.png

727 ms

Aktualnosci.png

Aktualnosci.png

729 ms

Produkty.png

Produkty.png

736 ms

Do-Pobrania.png

Do-Pobrania.png

738 ms

Kontakt.png

Kontakt.png

772 ms

stopka-tlo.jpg

stopka-tlo.jpg

796 ms

ga.js

ga.js

6 ms

__utm.gif

__utm.gif

15 ms

Accessibility Review

bitner.com.pl accessibility score

69

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

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

Best Practices

bitner.com.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

High

Page has valid source maps

SEO Factors

bitner.com.pl SEO score

83

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

    PL

  • Language Claimed

    PL

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bitner.com.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 Bitner.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

bitner.com.pl

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