Tools & Wizards About Us
fastest.cz screenshot

Report Summary

  • 40

    Performance

    Renders faster than
    59% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 76% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

fastest.cz

Vývoj webových aplikací – Fastest Solution

Page Load Speed

2.7 sec in total

First Response

12 ms

Resources Loaded

2.2 sec

Page Rendered

574 ms

fastest.cz screenshot

About Website

Visit fastest.cz now to see the best up-to-date Fastest content for Czech Republic and also check out these interesting facts you probably never knew about fastest.cz

Jsme technologická firma v Ostravě zabývající se vývojem webových aplikací na míru na platformě cloud AWS.

Visit fastest.cz

Key Findings

We analyzed Fastest.cz page load time and found that the first response time was 12 ms and then it took 2.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

fastest.cz performance score

40

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

49/100

10%

LCP (Largest Contentful Paint)

Value6.2 s

11/100

25%

SI (Speed Index)

Value5.6 s

52/100

10%

TBT (Total Blocking Time)

Value460 ms

62/100

30%

CLS (Cumulative Layout Shift)

Value0.539

14/100

15%

TTI (Time to Interactive)

Value6.4 s

60/100

10%

Network Requests Diagram

fastest.cz

12 ms

www.fastest.cz

750 ms

js

61 ms

app-main.js

5 ms

b41f80d90e11530a30f6a866c55ece12.js

478 ms

Our browser made a total of 35 requests to load all elements on the main page. We found that 94% of them (33 requests) were addressed to the original Fastest.cz, 3% (1 request) were made to Googletagmanager.com and 3% (1 request) were made to Cdn.cookie-script.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Fastest.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 44.2 kB (16%)

Content Size

282.8 kB

After Optimization

238.6 kB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Fastest.cz main page is 282.8 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. 40% of websites need less resources to load. Images take 206.8 kB which makes up the majority of the site volume.

HTML Optimization

-79%

Potential reduce by 43.7 kB

  • Original 55.4 kB
  • After minification 55.3 kB
  • After compression 11.7 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. 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 43.7 kB or 79% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 206.8 kB
  • After minification 206.8 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. Fastest images are well optimized though.

JavaScript Optimization

-2%

Potential reduce by 501 B

  • Original 20.6 kB
  • After minification 20.6 kB
  • After compression 20.1 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.

Requests Breakdown

We found no issues to fix!

Requests Now

33

After Optimization

33

  • Images
  • JavaScript

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Fastest. According to our analytics all requests are already optimized.

Network Requests Diagram

fastest.cz

fastest.cz

12 ms

www.fastest.cz

www.fastest.cz

750 ms

js

js

61 ms

app-main.js

app-main.js

5 ms

b41f80d90e11530a30f6a866c55ece12.js

b41f80d90e11530a30f6a866c55ece12.js

478 ms

fastest.svg

fastest.svg

7 ms

custom-software.svg

custom-software.svg

9 ms

innovative-solutions.svg

innovative-solutions.svg

15 ms

connecting-code-and-creativity.svg

connecting-code-and-creativity.svg

16 ms

headline-decoration.svg

headline-decoration.svg

496 ms

custom-dev-v2.svg

custom-dev-v2.svg

22 ms

save-the-project-v3.svg

save-the-project-v3.svg

21 ms

testing-v2.svg

testing-v2.svg

26 ms

dev-v2.svg

dev-v2.svg

19 ms

technology-v2.svg

technology-v2.svg

24 ms

integration-v2.svg

integration-v2.svg

29 ms

agile-v2.svg

agile-v2.svg

27 ms

sd-desktop.jpg

sd-desktop.jpg

27 ms

sd-mobile.jpg

sd-mobile.jpg

31 ms

jam-desktop.jpg

jam-desktop.jpg

32 ms

jam-mobile.jpg

jam-mobile.jpg

29 ms

hap-desktop.jpg

hap-desktop.jpg

31 ms

hap-mobile.jpg

hap-mobile.jpg

44 ms

ox.jpg

ox.jpg

38 ms

fastest-notebook.webp

fastest-notebook.webp

31 ms

technology-v2.svg

technology-v2.svg

38 ms

oxpoint.svg

oxpoint.svg

548 ms

tmb.svg

tmb.svg

466 ms

havelpartners.svg

havelpartners.svg

726 ms

vsb.svg

vsb.svg

524 ms

sineko.svg

sineko.svg

906 ms

jamujam.svg

jamujam.svg

953 ms

form-dev.svg

form-dev.svg

974 ms

form-support.svg

form-support.svg

1012 ms

form-career.svg

form-career.svg

1159 ms

Accessibility Review

fastest.cz accessibility score

91

Accessibility Issues

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

Buttons do not have an accessible name

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.

Best Practices

fastest.cz best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

SEO Factors

fastest.cz SEO score

100

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

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 Fastest.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 Fastest.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

fastest.cz

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