Tools & Wizards About Us
sellbooster.pl screenshot

Report Summary

  • 47

    Performance

    Renders faster than
    67% of other websites

  • 80

    Accessibility

    Visual factors better than
    that of 50% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

sellbooster.pl

Zarządzanie sprzedażą internetową, integracja sklepu z Allegro, Amazon, eBay w Sellasist

Page Load Speed

1.5 sec in total

First Response

262 ms

Resources Loaded

1.1 sec

Page Rendered

171 ms

sellbooster.pl screenshot

About Website

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

Najlepsze oprogramowanie do wielokanałowej sprzedaży na Allegro, eBay oraz na wielu innych. Posiadamy wiele różnych integracji. Sprawdź teraz!

Visit sellbooster.pl

Key Findings

We analyzed Sellbooster.pl page load time and found that the first response time was 262 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

sellbooster.pl performance score

47

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

38/100

10%

LCP (Largest Contentful Paint)

Value7.9 s

3/100

25%

SI (Speed Index)

Value6.9 s

34/100

10%

TBT (Total Blocking Time)

Value420 ms

66/100

30%

CLS (Cumulative Layout Shift)

Value0.016

100/100

15%

TTI (Time to Interactive)

Value7.8 s

44/100

10%

Network Requests Diagram

sellbooster.pl

262 ms

reset.css

31 ms

style.css

414 ms

jquery.fancybox.css

170 ms

layerslider.css

170 ms

Our browser made a total of 33 requests to load all elements on the main page. We found that 33% of them (11 requests) were addressed to the original Sellbooster.pl, 24% (8 requests) were made to Panel.sellboster.pl and 21% (7 requests) were made to Static.ex4.pl. The less responsive or slowest element that took the longest time to load (672 ms) belongs to the original domain Sellbooster.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 180.5 kB (29%)

Content Size

625.8 kB

After Optimization

445.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Sellbooster.pl main page is 625.8 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. 40% of websites need less resources to load. Images take 395.6 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 12.6 kB

  • Original 16.9 kB
  • After minification 14.7 kB
  • After compression 4.3 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 2.3 kB, which is 13% 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 12.6 kB or 74% of the original size.

Image Optimization

-16%

Potential reduce by 65.2 kB

  • Original 395.6 kB
  • After minification 330.4 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. Obviously, Sellbooster needs image optimization as it can save up to 65.2 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-46%

Potential reduce by 87.3 kB

  • Original 190.5 kB
  • After minification 187.6 kB
  • After compression 103.3 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 87.3 kB or 46% of the original size.

CSS Optimization

-68%

Potential reduce by 15.4 kB

  • Original 22.8 kB
  • After minification 20.6 kB
  • After compression 7.4 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. Sellbooster.pl needs all CSS files to be minified and compressed as it can save up to 15.4 kB or 68% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (41%)

Requests Now

32

After Optimization

19

  • Images
  • JavaScript
  • CSS

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Sellbooster. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 5 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

sellbooster.pl

sellbooster.pl

262 ms

reset.css

reset.css

31 ms

style.css

style.css

414 ms

jquery.fancybox.css

jquery.fancybox.css

170 ms

layerslider.css

layerslider.css

170 ms

css

css

23 ms

0.png

0.png

309 ms

jquery.min.js

jquery.min.js

6 ms

jquery.easing.min.js

jquery.easing.min.js

10 ms

jquery.fancybox.pack.js

jquery.fancybox.pack.js

14 ms

jquery-transit-modified.js

jquery-transit-modified.js

174 ms

layerslider.transitions.js

layerslider.transitions.js

179 ms

layerslider.kreaturamedia.jquery.js

layerslider.kreaturamedia.jquery.js

293 ms

plupload.full.js

plupload.full.js

322 ms

scripts.js

scripts.js

5 ms

1.png

1.png

245 ms

2.png

2.png

203 ms

3.png

3.png

209 ms

4.png

4.png

226 ms

5.png

5.png

245 ms

6.png

6.png

379 ms

7.png

7.png

492 ms

logo.png

logo.png

488 ms

homepage_box_1.png

homepage_box_1.png

538 ms

homepage_box_2.png

homepage_box_2.png

555 ms

homepage_box_3.png

homepage_box_3.png

537 ms

homepage_box_4.png

homepage_box_4.png

490 ms

logo.jpg

logo.jpg

672 ms

footer.jpg

footer.jpg

488 ms

ga.js

ga.js

71 ms

delete.png

delete.png

172 ms

sm.js

sm.js

347 ms

__utm.gif

__utm.gif

11 ms

Accessibility Review

sellbooster.pl accessibility score

80

Accessibility Issues

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

Buttons do not have an accessible name

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.

Best Practices

sellbooster.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

sellbooster.pl SEO score

98

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

    PL

  • Language Claimed

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sellbooster.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish 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 Sellbooster.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

sellbooster.pl

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