Tools & Wizards About Us
mirbut.pl screenshot

Report Summary

  • 19

    Performance

    Renders faster than
    37% of other websites

  • 70

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    57% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

mirbut.pl

Mirbut.pl sklep internetowy z modnym obuwiem skórzanym

Page Load Speed

7.3 sec in total

First Response

1 sec

Resources Loaded

5.8 sec

Page Rendered

486 ms

mirbut.pl screenshot

About Website

Welcome to mirbut.pl homepage info - get ready to check Mirbut best content right away, or after learning these important things about mirbut.pl

Modne skórzane obuwie i torebki, gwarancja jakości i szybka darmowa dostawa. Posiadamy duży wybór modnych skórzanych butów znanych światowych marek, mirbut.pl

Visit mirbut.pl

Key Findings

We analyzed Mirbut.pl page load time and found that the first response time was 1 sec and then it took 6.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

mirbut.pl performance score

19

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

33/100

10%

LCP (Largest Contentful Paint)

Value4.7 s

34/100

25%

SI (Speed Index)

Value8.1 s

21/100

10%

TBT (Total Blocking Time)

Value4,260 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.599

11/100

15%

TTI (Time to Interactive)

Value9.7 s

28/100

10%

Network Requests Diagram

mirbut.pl

1016 ms

gtm.js

63 ms

css

32 ms

theme.css

252 ms

font-awesome.css

383 ms

Our browser made a total of 125 requests to load all elements on the main page. We found that 81% of them (101 requests) were addressed to the original Mirbut.pl, 7% (9 requests) were made to Fonts.gstatic.com and 2% (3 requests) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (3.5 sec) belongs to the original domain Mirbut.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 442.2 kB (12%)

Content Size

3.7 MB

After Optimization

3.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Mirbut.pl main page is 3.7 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. 65% of websites need less resources to load. Images take 3.4 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 98.1 kB

  • Original 111.9 kB
  • After minification 93.2 kB
  • After compression 13.8 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 18.6 kB, which is 17% 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 98.1 kB or 88% of the original size.

Image Optimization

-9%

Potential reduce by 305.4 kB

  • Original 3.4 MB
  • After minification 3.1 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. Mirbut images are well optimized though.

JavaScript Optimization

-19%

Potential reduce by 14.9 kB

  • Original 77.7 kB
  • After minification 76.7 kB
  • After compression 62.8 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 14.9 kB or 19% of the original size.

CSS Optimization

-27%

Potential reduce by 23.8 kB

  • Original 89.5 kB
  • After minification 89.5 kB
  • After compression 65.7 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. Mirbut.pl needs all CSS files to be minified and compressed as it can save up to 23.8 kB or 27% of the original size.

Requests Breakdown

Number of requests can be reduced by 34 (30%)

Requests Now

113

After Optimization

79

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 113 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mirbut. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and from 12 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

mirbut.pl

mirbut.pl

1016 ms

gtm.js

gtm.js

63 ms

css

css

32 ms

theme.css

theme.css

252 ms

font-awesome.css

font-awesome.css

383 ms

front.css

front.css

387 ms

przelewy24.css

przelewy24.css

386 ms

ecommerce_plugin.css.php

ecommerce_plugin.css.php

449 ms

jquery-ui.min.css

jquery-ui.min.css

390 ms

jquery.ui.theme.min.css

jquery.ui.theme.min.css

391 ms

jquery.growl.css

jquery.growl.css

387 ms

aeuc_front.css

aeuc_front.css

498 ms

nivo-slider.css

nivo-slider.css

500 ms

custom.css

custom.css

501 ms

js

js

96 ms

core.js

core.js

1040 ms

theme.js

theme.js

1038 ms

front.js

front.js

607 ms

ps_emailsubscription.js

ps_emailsubscription.js

643 ms

przelewy24.js

przelewy24.js

644 ms

GoogleAnalyticActionLib.js

GoogleAnalyticActionLib.js

643 ms

jquery-ui.min.js

jquery-ui.min.js

1141 ms

jquery.growl.js

jquery.growl.js

1052 ms

ps_searchbar.js

ps_searchbar.js

1053 ms

ps_shoppingcart.js

ps_shoppingcart.js

1052 ms

ps_productinfo.js

ps_productinfo.js

1171 ms

jquery.nivo.slider.js

jquery.nivo.slider.js

1170 ms

owl.carousel.js

owl.carousel.js

1169 ms

totalstorage.js

totalstorage.js

1169 ms

lightbox.js

lightbox.js

1170 ms

custom.js

custom.js

1263 ms

conversion_async.js

conversion_async.js

33 ms

61 ms

28 ms

js

js

104 ms

analytics.js

analytics.js

105 ms

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771 ms

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772 ms

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968 ms

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772 ms

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3467 ms

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1446 ms

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1308 ms

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1315 ms

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981 ms

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1198 ms

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1315 ms

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1345 ms

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1423 ms

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1430 ms

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1432 ms

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1464 ms

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1538 ms

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1545 ms

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1489 ms

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43 ms

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61 ms

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416 ms

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447 ms

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451 ms

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450 ms

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449 ms

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448 ms

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450 ms

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1490 ms

423 ms

ec.js

ec.js

14 ms

collect

collect

396 ms

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1481 ms

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1544 ms

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1554 ms

collect

collect

85 ms

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1175 ms

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1195 ms

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1194 ms

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1268 ms

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1267 ms

20 ms

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ga-audiences

16 ms

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1160 ms

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1168 ms

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1195 ms

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1268 ms

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1265 ms

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1271 ms

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1156 ms

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1183 ms

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1252 ms

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1251 ms

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1062 ms

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1064 ms

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875 ms

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913 ms

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833 ms

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833 ms

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850 ms

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860 ms

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834 ms

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828 ms

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831 ms

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841 ms

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862 ms

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833 ms

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828 ms

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832 ms

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841 ms

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855 ms

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834 ms

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812 ms

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784 ms

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811 ms

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851 ms

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817 ms

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818 ms

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816 ms

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839 ms

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853 ms

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814 ms

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816 ms

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816 ms

paypal.png

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839 ms

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853 ms

quote.png

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813 ms

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816 ms

Accessibility Review

mirbut.pl accessibility score

70

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

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

Best Practices

mirbut.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

mirbut.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 Mirbut.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 Mirbut.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

mirbut.pl

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