Tools & Wizards About Us
myslimena.cz screenshot

Report Summary

  • 18

    Performance

    Renders faster than
    34% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

myslimena.cz

O2 | Myslíme na udržitelnost | ESG Reporty, Výsledky, zprávy

Page Load Speed

5.6 sec in total

First Response

397 ms

Resources Loaded

4.4 sec

Page Rendered

783 ms

myslimena.cz screenshot

About Website

Click here to check amazing Myslime Na content. Otherwise, check out these important facts you probably never knew about myslimena.cz

Coby společensky odpovědná firma klademe důraz na ESG řízení, například na udržitelnost a férový lidský přístup. Podívejte se na výsledky, kterých jsme v O2 dosáhli.

Visit myslimena.cz

Key Findings

We analyzed Myslimena.cz page load time and found that the first response time was 397 ms and then it took 5.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

myslimena.cz performance score

18

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.5 s

6/100

10%

LCP (Largest Contentful Paint)

Value19.8 s

0/100

25%

SI (Speed Index)

Value14.7 s

1/100

10%

TBT (Total Blocking Time)

Value1,880 ms

9/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value24.8 s

0/100

10%

Network Requests Diagram

myslimena.cz

397 ms

www.o2myslimena.cz

392 ms

myslime-na

489 ms

myslime-na

911 ms

company.scss

864 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Myslimena.cz, 31% (15 requests) were made to Spolecnost.o2.cz and 17% (8 requests) were made to S.o2.cz. The less responsive or slowest element that took the longest time to load (1.3 sec) relates to the external source Spolecnost.o2.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 298.0 kB (27%)

Content Size

1.1 MB

After Optimization

808.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Myslimena.cz main page is 1.1 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. 60% of websites need less resources to load. Javascripts take 615.4 kB which makes up the majority of the site volume.

HTML Optimization

-72%

Potential reduce by 98.7 kB

  • Original 137.3 kB
  • After minification 133.9 kB
  • After compression 38.6 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 98.7 kB or 72% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 214.4 kB
  • After minification 214.4 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. Myslime Na images are well optimized though.

JavaScript Optimization

-32%

Potential reduce by 198.9 kB

  • Original 615.4 kB
  • After minification 615.2 kB
  • After compression 416.6 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 198.9 kB or 32% of the original size.

CSS Optimization

-0%

Potential reduce by 446 B

  • Original 139.3 kB
  • After minification 139.3 kB
  • After compression 138.8 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. Myslimena.cz has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 23 (62%)

Requests Now

37

After Optimization

14

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 37 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Myslime Na. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 24 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

myslimena.cz

myslimena.cz

397 ms

www.o2myslimena.cz

www.o2myslimena.cz

392 ms

myslime-na

myslime-na

489 ms

myslime-na

myslime-na

911 ms

company.scss

company.scss

864 ms

index.js

index.js

19 ms

launch-EN01534af7e30646e8b078ac64dc75500b.min.js

launch-EN01534af7e30646e8b078ac64dc75500b.min.js

17 ms

-a74517

-a74517

577 ms

-a74537.js

-a74537.js

918 ms

cmp.php

cmp.php

952 ms

cmp_final.min.js

cmp_final.min.js

1248 ms

exponea.min.js

exponea.min.js

496 ms

AppMeasurement.min.js

AppMeasurement.min.js

73 ms

AppMeasurement_Module_ActivityMap.min.js

AppMeasurement_Module_ActivityMap.min.js

74 ms

-a135212

-a135212

1118 ms

-a84071

-a84071

665 ms

-a84072

-a84072

477 ms

-a84073

-a84073

665 ms

-a99363

-a99363

668 ms

gtm.js

gtm.js

118 ms

actions.js

actions.js

714 ms

persoo.js

persoo.js

805 ms

persoo-ui.js

persoo-ui.js

717 ms

ylBNcNHbRhg

ylBNcNHbRhg

131 ms

-a74400

-a74400

857 ms

-a74418

-a74418

1171 ms

-a74425

-a74425

1263 ms

-a74404

-a74404

1262 ms

-e8893

-e8893

1258 ms

www-player.css

www-player.css

7 ms

www-embed-player.js

www-embed-player.js

31 ms

base.js

base.js

55 ms

1AiCzlAXOvKBjKQ6-ZkwShm4tpQuZWMhqjO5xqGcWBk.js

1AiCzlAXOvKBjKQ6-ZkwShm4tpQuZWMhqjO5xqGcWBk.js

95 ms

embed.js

embed.js

37 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

35 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

37 ms

Create

Create

80 ms

GenerateIT

GenerateIT

37 ms

LBX-43775.js

LBX-43775.js

193 ms

s33293707361444

s33293707361444

6 ms

workflow.js

workflow.js

171 ms

bV8xLndfMzQ1MjAucl9HRFBSLmxfY3Mudi5wLnRfMTY3ODgueHRfODM.js

bV8xLndfMzQ1MjAucl9HRFBSLmxfY3Mudi5wLnRfMTY3ODgueHRfODM.js

375 ms

o2-cz.js

o2-cz.js

391 ms

ncas-init.js

ncas-init.js

293 ms

persooAutocomplete.js

persooAutocomplete.js

110 ms

-a221651

-a221651

420 ms

workflow.js

workflow.js

113 ms

RC304d1437ce8b4a6abf22884e95aaa7c6-source.min.js

RC304d1437ce8b4a6abf22884e95aaa7c6-source.min.js

2 ms

Accessibility Review

myslimena.cz accessibility score

96

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

Best Practices

myslimena.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

myslimena.cz SEO score

77

Search Engine Optimization Advices

Crawling and Indexing

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

Impact

Issue

High

Links are not crawlable

High

Page is blocked from indexing

High

robots.txt is not valid

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 Myslimena.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 Myslimena.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

myslimena.cz

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