Tools & Wizards About Us
j7.pl screenshot

Report Summary

  • 12

    Performance

    Renders faster than
    25% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

j7.pl

J7 TECHNOLOGIES | Technologie jutra w zasięgu wzroku

Page Load Speed

7.8 sec in total

First Response

1.7 sec

Resources Loaded

5.1 sec

Page Rendered

1 sec

j7.pl screenshot

About Website

Click here to check amazing J7 content. Otherwise, check out these important facts you probably never knew about j7.pl

Agencja interaktywna J7 Technologies projektowanie stron www, pozycjonowanie, SEO, social media, budowa wizerunku firmy w internecie ☎ 533 766 707

Visit j7.pl

Key Findings

We analyzed J7.pl page load time and found that the first response time was 1.7 sec and then it took 6.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 80% of websites can load faster.

Performance Metrics

j7.pl performance score

12

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.5 s

34/100

10%

LCP (Largest Contentful Paint)

Value7.0 s

6/100

25%

SI (Speed Index)

Value9.3 s

12/100

10%

TBT (Total Blocking Time)

Value4,190 ms

1/100

30%

CLS (Cumulative Layout Shift)

Value0.451

20/100

15%

TTI (Time to Interactive)

Value9.8 s

28/100

10%

Network Requests Diagram

j7.pl

1656 ms

autoptimize_399965327c1b3b694034e4ac13b0d590.css

345 ms

css

55 ms

css

123 ms

css

156 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 68% of them (46 requests) were addressed to the original J7.pl, 28% (19 requests) were made to Fonts.gstatic.com and 4% (3 requests) were made to Fonts.googleapis.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain J7.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 180.3 kB (11%)

Content Size

1.6 MB

After Optimization

1.4 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of J7.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. 60% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 84.9 kB

  • Original 96.7 kB
  • After minification 96.6 kB
  • After compression 11.9 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 84.9 kB or 88% of the original size.

Image Optimization

-7%

Potential reduce by 95.5 kB

  • Original 1.4 MB
  • After minification 1.3 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. J7 images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 2 B

  • Original 4.1 kB
  • After minification 4.1 kB
  • After compression 4.1 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

-0%

Potential reduce by 0 B

  • Original 60.4 kB
  • After minification 60.4 kB
  • After compression 60.4 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. J7.pl has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 3 (6%)

Requests Now

47

After Optimization

44

  • Images
  • JavaScript
  • CSS

The browser has sent 47 CSS, Javascripts, AJAX and image requests in order to completely render the main page of J7. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

j7.pl

j7.pl

1656 ms

autoptimize_399965327c1b3b694034e4ac13b0d590.css

autoptimize_399965327c1b3b694034e4ac13b0d590.css

345 ms

css

css

55 ms

css

css

123 ms

css

css

156 ms

lazysizes.min.js

lazysizes.min.js

603 ms

autoptimize_01ede813fcf4faeb3a1a2ea6caae6a5e.js

autoptimize_01ede813fcf4faeb3a1a2ea6caae6a5e.js

841 ms

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897 ms

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907 ms

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900 ms

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811 ms

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656 ms

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854 ms

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809 ms

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813 ms

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1270 ms

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526 ms

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566 ms

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723 ms

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672 ms

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656 ms

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658 ms

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960 ms

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807 ms

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804 ms

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75 ms

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120 ms

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268 ms

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363 ms

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391 ms

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391 ms

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377 ms

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391 ms

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377 ms

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390 ms

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416 ms

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409 ms

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408 ms

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991 ms

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408 ms

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407 ms

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407 ms

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413 ms

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413 ms

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414 ms

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839 ms

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1146 ms

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889 ms

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1014 ms

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928 ms

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993 ms

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995 ms

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939 ms

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974 ms

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896 ms

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970 ms

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970 ms

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972 ms

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949 ms

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985 ms

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1019 ms

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909 ms

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1155 ms

Accessibility Review

j7.pl accessibility score

87

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

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

j7.pl best practices score

75

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

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

SEO Factors

j7.pl SEO score

93

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

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 J7.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 J7.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

j7.pl

Open Graph data is detected on the main page of J7. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: