Report Summary

  • 46

    Performance

    Renders faster than
    65% of other websites

  • 77

    Accessibility

    Visual factors better than
    that of 44% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 58

    SEO

    Google-friendlier than
    20% of websites

centrum.auto.com.pl

auto komis samochodowy CENTRUM AUTO | Gliwice | śląskie | samochody używane | autokomisy

Page Load Speed

2.7 sec in total

First Response

289 ms

Resources Loaded

2 sec

Page Rendered

374 ms

centrum.auto.com.pl screenshot

About Website

Click here to check amazing CENTRUM AUTO Com content. Otherwise, check out these important facts you probably never knew about centrum.auto.com.pl

CENTRUM AUTO, Gliwice, Nieborowice ,Mysia Góra 18 - samochody używane w atrakcyjnych cenach. Sprawdź..

Visit centrum.auto.com.pl

Key Findings

We analyzed Centrum.auto.com.pl page load time and found that the first response time was 289 ms and then it took 2.4 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

centrum.auto.com.pl performance score

46

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.3 s

73/100

10%

LCP (Largest Contentful Paint)

Value6.8 s

7/100

25%

SI (Speed Index)

Value4.5 s

72/100

10%

TBT (Total Blocking Time)

Value780 ms

38/100

30%

CLS (Cumulative Layout Shift)

Value0.011

100/100

15%

TTI (Time to Interactive)

Value9.4 s

31/100

10%

Network Requests Diagram

centrum.auto.com.pl

289 ms

reset.css

285 ms

960_24_col.css

284 ms

layout.css

168 ms

text.css

287 ms

Our browser made a total of 52 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Centrum.auto.com.pl, 50% (26 requests) were made to St-au.bnm.pl and 19% (10 requests) were made to Is-au.bnm.pl. The less responsive or slowest element that took the longest time to load (946 ms) relates to the external source Is-au.bnm.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 111.1 kB (17%)

Content Size

672.8 kB

After Optimization

561.7 kB

In fact, the total size of Centrum.auto.com.pl main page is 672.8 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 456.1 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 58.8 kB

  • Original 69.9 kB
  • After minification 49.2 kB
  • After compression 11.1 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 20.6 kB, which is 30% 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 58.8 kB or 84% of the original size.

Image Optimization

-9%

Potential reduce by 39.2 kB

  • Original 456.1 kB
  • After minification 416.9 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. CENTRUM AUTO Com images are well optimized though.

JavaScript Optimization

-5%

Potential reduce by 6.5 kB

  • Original 128.1 kB
  • After minification 128.1 kB
  • After compression 121.6 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. This website has mostly compressed JavaScripts.

CSS Optimization

-35%

Potential reduce by 6.6 kB

  • Original 18.7 kB
  • After minification 16.7 kB
  • After compression 12.2 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. Centrum.auto.com.pl needs all CSS files to be minified and compressed as it can save up to 6.6 kB or 35% of the original size.

Requests Breakdown

Number of requests can be reduced by 36 (71%)

Requests Now

51

After Optimization

15

The browser has sent 51 CSS, Javascripts, AJAX and image requests in order to completely render the main page of CENTRUM AUTO 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 15 to 1 for JavaScripts and from 10 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

centrum.auto.com.pl accessibility score

77

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.

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

Form elements do not have associated labels

High

Links do not have a discernible name

Best Practices

centrum.auto.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

centrum.auto.com.pl SEO score

58

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

Crawling and Indexing

To appear in search results, crawlers need access to your app.

Impact

Issue

High

Links are not crawlable

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 Centrum.auto.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 Centrum.auto.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

Open Graph description is not detected on the main page of CENTRUM AUTO 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: