Access mosir.jastrzebie.pl. Miejski Ośrodek Sportu i Rekreacji w Jastrzębiu-Zdroju

name

value

score

weighting

FCP (First Contentful Paint)

Value6.1 s

3/100

10%

LCP (Largest Contentful Paint)

Value21.2 s

0/100

25%

SI (Speed Index)

Value12.9 s

2/100

10%

TBT (Total Blocking Time)

Value2,110 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0.76

5/100

15%

TTI (Time to Interactive)

Value20.0 s

2/100

10%

mosir.jastrzebie.pl

355 ms

mosir.jastrzebie.pl

429 ms

www.mosir.jastrzebie.pl

781 ms

news.css

108 ms

d42b6e1bdf.css

215 ms

Our browser made a total of 99 requests to load all elements on the main page. We found that 76% of them (75 requests) were addressed to the original Mosir.jastrzebie.pl, 11% (11 requests) were made to Fonts.gstatic.com and 6% (6 requests) were made to Youtube.com. The less responsive or slowest element that took the longest time to load (950 ms) belongs to the original domain Mosir.jastrzebie.pl.

Content Size

1.9 MB

After Optimization

1.8 MB

In fact, the total size of Mosir.jastrzebie.pl main page is 1.9 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. Only a small number of websites need less resources to load. Images take 1.6 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 58.1 kB

Original 72.0 kB
After minification 63.7 kB
After compression 13.9 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. This page needs HTML code to be minified as it can gain 8.4 kB, which is 12% 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 58.1 kB or 81% of the original size.

Image Optimization

-3%

Potential reduce by 49.5 kB

Original 1.6 MB
After minification 1.6 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. Mosir Jastrzebie images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 2.6 kB

Original 187.5 kB
After minification 187.5 kB
After compression 184.9 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 59.8 kB
After minification 59.8 kB
After compression 59.8 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. Mosir.jastrzebie.pl has all CSS files already compressed.

Requests Now

After Optimization

The browser has sent 80 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Mosir Jastrzebie. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 27 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

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.

High

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

High

Form elements do not have associated labels

High

Links do not have a discernible name

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These are opportunities to improve the interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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

High

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

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

Search Engine Optimization Advices

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

High

Links are not crawlable

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/).

High

Document uses legible font sizes

High

Tap targets are not sized appropriately

Language and Encoding

Language Detected

PL
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Mosir.jastrzebie.pl can be misinterpreted by Google and other search engines. Our service has detected that Polish is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Mosir.jastrzebie.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

mosir.jastrzebie.pl

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Miejski Ośrodek Sportu i Rekreacji w Jastrzębiu-Zdroju

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

mosir.jastrzebie.pl

mosir.jastrzebie.pl

www.mosir.jastrzebie.pl

news.css

d42b6e1bdf.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

mosir.jastrzebie.pl

mosir.jastrzebie.pl

www.mosir.jastrzebie.pl

news.css

d42b6e1bdf.css

flexslider.css

lightbox.min.css

typo.css

62b8391210.js

tx_jhsimpleyoutube.css

bootstrap.min.css

jquery-ui.min.css

animate.css

css-plugin-collections.css

menuzord-rounded-boxed.css

style-main.css

cookiecuttr.css

custom-bootstrap-margin-padding.css

responsive.css

settings.css

layers.css

navigation.css

theme-skin-blue.css

jquery-2.2.4.min.js

jquery-ui.min.js

popper.min.js

bootstrap.min.js

jquery-plugin-collection.js

jquery.themepunch.tools.min.js

jquery.themepunch.revolution.min.js

custom.js

revolution.extension.actions.min.js

revolution.extension.carousel.min.js

revolution.extension.kenburn.min.js

revolution.extension.layeranimation.min.js

revolution.extension.migration.min.js

revolution.extension.navigation.min.js

revolution.extension.parallax.min.js

revolution.extension.slideanims.min.js

revolution.extension.video.min.js

jquery.cookie.js

jquery.cookiecuttr.js

jquery.flexslider-min.js