Tools & Wizards About Us
0db.pl screenshot

Report Summary

  • 23

    Performance

    Renders faster than
    42% of other websites

  • 81

    Accessibility

    Visual factors better than
    that of 51% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 89

    SEO

    Google-friendlier than
    66% of websites

0db.pl

Produkcja muzyczna, kursy wideo, nowości, prezentacje | 0dB.pl

Page Load Speed

9 sec in total

First Response

1.2 sec

Resources Loaded

6.7 sec

Page Rendered

1.2 sec

0db.pl screenshot

About Website

Welcome to 0db.pl homepage info - get ready to check 0dB best content for Poland right away, or after learning these important things about 0db.pl

0dB.pl tworzy kursy wideo i materiały edukacyjne dotyczące produkcji muzycznej oraz obsługi programów i wtyczek muzycznych. Znajdziesz tu również nowości i informacje ze świata muzyki i technologii mu...

Visit 0db.pl

Key Findings

We analyzed 0db.pl page load time and found that the first response time was 1.2 sec and then it took 7.9 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

0db.pl performance score

23

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.3 s

40/100

10%

LCP (Largest Contentful Paint)

Value6.5 s

9/100

25%

SI (Speed Index)

Value8.4 s

18/100

10%

TBT (Total Blocking Time)

Value18,470 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.007

100/100

15%

TTI (Time to Interactive)

Value28.6 s

0/100

10%

Network Requests Diagram

0db.pl

1162 ms

gumby.min.css

261 ms

style_default.min.css

254 ms

header.min.css

279 ms

kursy-warsztaty.min.css

259 ms

Our browser made a total of 172 requests to load all elements on the main page. We found that 51% of them (87 requests) were addressed to the original 0db.pl, 9% (16 requests) were made to Apis.google.com and 8% (13 requests) were made to Static.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (3 sec) belongs to the original domain 0db.pl.

Page Optimization Overview & Recommendations

Page size can be reduced by 641.5 kB (25%)

Content Size

2.6 MB

After Optimization

1.9 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of 0db.pl main page is 2.6 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.7 MB which makes up the majority of the site volume.

HTML Optimization

-78%

Potential reduce by 85.4 kB

  • Original 109.6 kB
  • After minification 102.1 kB
  • After compression 24.3 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. 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 85.4 kB or 78% of the original size.

Image Optimization

-1%

Potential reduce by 19.8 kB

  • Original 1.7 MB
  • After minification 1.7 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. 0dB images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 220.4 kB

  • Original 361.9 kB
  • After minification 360.4 kB
  • After compression 141.5 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 220.4 kB or 61% of the original size.

CSS Optimization

-82%

Potential reduce by 315.9 kB

  • Original 384.6 kB
  • After minification 382.5 kB
  • After compression 68.6 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. 0db.pl needs all CSS files to be minified and compressed as it can save up to 315.9 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 90 (56%)

Requests Now

162

After Optimization

72

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 162 CSS, Javascripts, AJAX and image requests in order to completely render the main page of 0dB. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 46 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

0db.pl

0db.pl

1162 ms

gumby.min.css

gumby.min.css

261 ms

style_default.min.css

style_default.min.css

254 ms

header.min.css

header.min.css

279 ms

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259 ms

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Accessibility Review

0db.pl accessibility score

81

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

<frame> or <iframe> elements do not have a title

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

0db.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

High

Page has valid source maps

SEO Factors

0db.pl SEO score

89

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

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 0db.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 0db.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

0db.pl

Open Graph data is detected on the main page of 0dB. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: