Report Summary

  • 21

    Performance

    Renders faster than
    40% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    82% of websites

  • 97

    SEO

    Google-friendlier than
    92% of websites

eforum.cz

eForum

Page Load Speed

3.8 sec in total

First Response

381 ms

Resources Loaded

3.3 sec

Page Rendered

161 ms

eforum.cz screenshot

About Website

Visit eforum.cz now to see the best up-to-date EForum content and also check out these interesting facts you probably never knew about eforum.cz

Pomůžeme s instalací notebooků, tabletů, smartphonů, serverů i internetu. Zvládneme i koordinaci ICT projektů nebo monitoring vašeho IT na dálku.

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Key Findings

We analyzed Eforum.cz page load time and found that the first response time was 381 ms and then it took 3.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

eforum.cz performance score

21

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

12/100

10%

LCP (Largest Contentful Paint)

Value14.3 s

0/100

25%

SI (Speed Index)

Value9.9 s

10/100

10%

TBT (Total Blocking Time)

Value2,070 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value12.7 s

14/100

10%

Network Requests Diagram

eforum.cz

381 ms

style.css

111 ms

js.js

218 ms

analytics.js

19 ms

logo.png

268 ms

Our browser made a total of 21 requests to load all elements on the main page. We found that 90% of them (19 requests) were addressed to the original Eforum.cz, 10% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (2.7 sec) belongs to the original domain Eforum.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 20.3 kB (11%)

Content Size

188.6 kB

After Optimization

168.3 kB

In fact, the total size of Eforum.cz main page is 188.6 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. Only 10% of websites need less resources to load. Images take 151.4 kB which makes up the majority of the site volume.

HTML Optimization

-66%

Potential reduce by 5.3 kB

  • Original 8.1 kB
  • After minification 6.7 kB
  • After compression 2.7 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 1.3 kB, which is 17% 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 5.3 kB or 66% of the original size.

Image Optimization

-5%

Potential reduce by 7.5 kB

  • Original 151.4 kB
  • After minification 143.9 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. EForum images are well optimized though.

JavaScript Optimization

-6%

Potential reduce by 1.3 kB

  • Original 21.6 kB
  • After minification 20.7 kB
  • After compression 20.2 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

-80%

Potential reduce by 6.1 kB

  • Original 7.5 kB
  • After minification 6.3 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. Eforum.cz needs all CSS files to be minified and compressed as it can save up to 6.1 kB or 80% of the original size.

Requests Breakdown

Number of requests can be reduced by 9 (45%)

Requests Now

20

After Optimization

11

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

Accessibility Review

eforum.cz accessibility score

84

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

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

eforum.cz best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

SEO Factors

eforum.cz SEO score

97

Search Engine Optimization Advices

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

    CS

  • Language Claimed

    CS

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Eforum.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 Eforum.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 EForum. 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: