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60

Performance

Renders faster than
75% of other websites
60

Accessibility

Visual factors better than
that of 26% of websites
75

Best Practices

More advanced features
available than in
35% of websites
86

SEO

Google-friendlier than
60% of websites

First Response

511 ms

Resources Loaded

4.5 sec

Page Rendered

202 ms

katowiczanin.net screenshot

About Website

Welcome to katowiczanin.net homepage info - get ready to check Katowiczanin best content right away, or after learning these important things about katowiczanin.net

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Visit katowiczanin.net

Key Findings

We analyzed Katowiczanin.net page load time and found that the first response time was 511 ms and then it took 4.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

30/100

10%

LCP (Largest Contentful Paint)

Value5.6 s

17/100

25%

SI (Speed Index)

Value4.8 s

67/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.176

68/100

15%

TTI (Time to Interactive)

Value6.6 s

57/100

10%

www.katowiczanin.net

511 ms

index.css

910 ms

Default.css

918 ms

jquery.min.js

1372 ms

js.js

866 ms

Our browser made a total of 49 requests to load all elements on the main page. We found that 4% of them (2 requests) were addressed to the original Katowiczanin.net, 88% (43 requests) were made to Skin.z.43img.com and 4% (2 requests) were made to Hm.baidu.com. The less responsive or slowest element that took the longest time to load (1.8 sec) relates to the external source Skin.z.43img.com.

Content Size

85.8 kB

After Optimization

47.9 kB

In fact, the total size of Katowiczanin.net main page is 85.8 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. 25% of websites need less resources to load. HTML takes 43.7 kB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 34.8 kB

Original 43.7 kB
After minification 42.1 kB
After compression 8.9 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 34.8 kB or 80% of the original size.

Image Optimization

-24%

Potential reduce by 1.4 kB

Original 5.6 kB
After minification 4.3 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. Obviously, Katowiczanin needs image optimization as it can save up to 1.4 kB or 24% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-5%

Potential reduce by 1.5 kB

Original 32.9 kB
After minification 32.9 kB
After compression 31.5 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. This website has mostly compressed JavaScripts.

CSS Optimization

-7%

Potential reduce by 245 B

Original 3.5 kB
After minification 3.5 kB
After compression 3.3 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. Katowiczanin.net has all CSS files already compressed.

Requests Now

48

After Optimization

44

The browser has sent 48 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Katowiczanin. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts 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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

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

Page has valid source maps

Search Engine Optimization Advices

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

High

Links are not crawlable

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

High

Image elements do not have [alt] attributes

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

Language and Encoding

Language Detected

ZH
Language Claimed

N/A
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Katowiczanin.net can be misinterpreted by Google and other search engines. Our service has detected that Chinese 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 Katowiczanin.net 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

katowiczanin.net

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