Report Summary

  • 56

    Performance

    Renders faster than
    74% of other websites

  • 74

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 50

    Best Practices

    More advanced features
    available than in
    18% of websites

  • 62

    SEO

    Google-friendlier than
    22% of websites

modelforum.cz

Diskusní fórum modelářů • Obsah

Page Load Speed

4.7 sec in total

First Response

517 ms

Resources Loaded

3.7 sec

Page Rendered

458 ms

modelforum.cz screenshot

About Website

Click here to check amazing Modelforum content for Czech Republic. Otherwise, check out these important facts you probably never knew about modelforum.cz

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Key Findings

We analyzed Modelforum.cz page load time and found that the first response time was 517 ms and then it took 4.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

modelforum.cz performance score

56

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

24/100

10%

LCP (Largest Contentful Paint)

Value7.3 s

5/100

25%

SI (Speed Index)

Value6.3 s

42/100

10%

TBT (Total Blocking Time)

Value110 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value0.125

83/100

15%

TTI (Time to Interactive)

Value6.3 s

61/100

10%

Network Requests Diagram

modelforum.cz

517 ms

jquery.smartbanner.css

214 ms

jquery-1.7.min.js

539 ms

jquery.smartbanner.js

320 ms

styleswitcher.js

217 ms

Our browser made a total of 68 requests to load all elements on the main page. We found that 93% of them (63 requests) were addressed to the original Modelforum.cz, 4% (3 requests) were made to Ads.oxyshop.cz and 1% (1 request) were made to Toplist.cz. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Modelforum.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 203.4 kB (36%)

Content Size

564.5 kB

After Optimization

361.0 kB

In fact, the total size of Modelforum.cz main page is 564.5 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. 30% of websites need less resources to load. Images take 338.1 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 82.4 kB

  • Original 95.4 kB
  • After minification 89.6 kB
  • After compression 13.0 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 82.4 kB or 86% of the original size.

Image Optimization

-9%

Potential reduce by 31.2 kB

  • Original 338.1 kB
  • After minification 306.8 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. Modelforum images are well optimized though.

JavaScript Optimization

-68%

Potential reduce by 83.5 kB

  • Original 122.8 kB
  • After minification 112.5 kB
  • After compression 39.3 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 83.5 kB or 68% of the original size.

CSS Optimization

-76%

Potential reduce by 6.3 kB

  • Original 8.3 kB
  • After minification 7.0 kB
  • After compression 2.0 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. Modelforum.cz needs all CSS files to be minified and compressed as it can save up to 6.3 kB or 76% of the original size.

Requests Breakdown

Number of requests can be reduced by 28 (42%)

Requests Now

67

After Optimization

39

The browser has sent 67 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Modelforum. 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 from 6 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

modelforum.cz accessibility score

74

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

[accesskey] values are not unique

High

Heading elements are not in a sequentially-descending order

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

modelforum.cz best practices score

50

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

Displays images with incorrect aspect ratio

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

modelforum.cz SEO score

62

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    CS

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Modelforum.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it matches the claimed language. Our system also found out that Modelforum.cz 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 Modelforum. 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: