Report Summary

  • 57

    Performance

    Renders faster than
    73% of other websites

  • 83

    Accessibility

    Visual factors better than
    that of 54% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 75

    SEO

    Google-friendlier than
    32% of websites

jdstar.pl

Tworzenie stron WWW, programowanie, administracja Linux

Page Load Speed

1.9 sec in total

First Response

401 ms

Resources Loaded

1.3 sec

Page Rendered

127 ms

jdstar.pl screenshot

About Website

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

Projektowanie, programowanie oraz pozycjonowanie stron internetowych oraz aplikacji www. Wszystkie strony wykonuję zgodnie ze standardami W3C w technologii XHTML+CSS. Instalacja, konfiguracja usług or...

Visit jdstar.pl

Key Findings

We analyzed Jdstar.pl page load time and found that the first response time was 401 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

jdstar.pl performance score

57

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.7 s

92/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

53/100

25%

SI (Speed Index)

Value4.0 s

80/100

10%

TBT (Total Blocking Time)

Value1,050 ms

25/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value8.2 s

41/100

10%

Network Requests Diagram

jdstar.pl

401 ms

design.css

79 ms

design_look.css

154 ms

pornpups.js

154 ms

jquery-1.1.3.1.pack.js

156 ms

Our browser made a total of 23 requests to load all elements on the main page. We found that 35% of them (8 requests) were addressed to the original Jdstar.pl, 26% (6 requests) were made to Apis.google.com and 13% (3 requests) were made to Pagead2.googlesyndication.com. The less responsive or slowest element that took the longest time to load (453 ms) relates to the external source Developers.google.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 55.5 kB (11%)

Content Size

492.9 kB

After Optimization

437.4 kB

In fact, the total size of Jdstar.pl main page is 492.9 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. 20% of websites need less resources to load. Javascripts take 464.9 kB which makes up the majority of the site volume.

HTML Optimization

-63%

Potential reduce by 11.2 kB

  • Original 17.8 kB
  • After minification 16.7 kB
  • After compression 6.6 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 11.2 kB or 63% of the original size.

Image Optimization

-9%

Potential reduce by 713 B

  • Original 8.3 kB
  • After minification 7.5 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. Jdstar images are well optimized though.

JavaScript Optimization

-9%

Potential reduce by 43.1 kB

  • Original 464.9 kB
  • After minification 464.7 kB
  • After compression 421.7 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

-24%

Potential reduce by 481 B

  • Original 2.0 kB
  • After minification 2.0 kB
  • After compression 1.5 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. Jdstar.pl needs all CSS files to be minified and compressed as it can save up to 481 B or 24% of the original size.

Requests Breakdown

Number of requests can be reduced by 13 (65%)

Requests Now

20

After Optimization

7

The browser has sent 20 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Jdstar. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

jdstar.pl accessibility score

83

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

Form elements do not have associated labels

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Some elements have a [tabindex] value greater than 0

Best Practices

jdstar.pl best practices score

58

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

jdstar.pl SEO score

75

Search Engine Optimization Advices

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 Jdstar.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 Jdstar.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 Jdstar. 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: