Tools & Wizards About Us
nadacevodafone.cz screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 100

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 100

    SEO

    Google-friendlier than
    94% of websites

nadacevodafone.cz

Nadace Vodafone

Page Load Speed

4.9 sec in total

First Response

371 ms

Resources Loaded

4.3 sec

Page Rendered

241 ms

nadacevodafone.cz screenshot

About Website

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

Nadace Vodafone je nezávislá, státem registrovaná nezisková organizace, jejímž zřizovatelem je společnost Vodafone Czech Republic, a.s.

Visit nadacevodafone.cz

Key Findings

We analyzed Nadacevodafone.cz page load time and found that the first response time was 371 ms and then it took 4.5 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

nadacevodafone.cz performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

38/100

10%

LCP (Largest Contentful Paint)

Value9.9 s

0/100

25%

SI (Speed Index)

Value7.2 s

30/100

10%

TBT (Total Blocking Time)

Value550 ms

54/100

30%

CLS (Cumulative Layout Shift)

Value0.007

100/100

15%

TTI (Time to Interactive)

Value9.3 s

31/100

10%

Network Requests Diagram

nadacevodafone.cz

371 ms

jquery-ui.css

12 ms

styles.css

121 ms

jvcf7_validate.css

237 ms

page-list.css

239 ms

Our browser made a total of 105 requests to load all elements on the main page. We found that 39% of them (41 requests) were addressed to the original Nadacevodafone.cz, 30% (31 requests) were made to Static.xx.fbcdn.net and 15% (16 requests) were made to Scontent.xx.fbcdn.net. The less responsive or slowest element that took the longest time to load (1.1 sec) relates to the external source Scontent.xx.fbcdn.net.

Page Optimization Overview & Recommendations

Page size can be reduced by 431.8 kB (23%)

Content Size

1.9 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nadacevodafone.cz main page is 1.9 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. 65% of websites need less resources to load. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 21.8 kB

  • Original 30.0 kB
  • After minification 29.4 kB
  • After compression 8.3 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 21.8 kB or 73% of the original size.

Image Optimization

-9%

Potential reduce by 128.2 kB

  • Original 1.5 MB
  • After minification 1.4 MB

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. Nadace Vodafone images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 201.8 kB

  • Original 300.1 kB
  • After minification 277.8 kB
  • After compression 98.3 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 201.8 kB or 67% of the original size.

CSS Optimization

-81%

Potential reduce by 80.0 kB

  • Original 98.8 kB
  • After minification 95.8 kB
  • After compression 18.7 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. Nadacevodafone.cz needs all CSS files to be minified and compressed as it can save up to 80.0 kB or 81% of the original size.

Requests Breakdown

Number of requests can be reduced by 50 (48%)

Requests Now

104

After Optimization

54

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 104 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nadace Vodafone. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

nadacevodafone.cz

nadacevodafone.cz

371 ms

jquery-ui.css

jquery-ui.css

12 ms

styles.css

styles.css

121 ms

jvcf7_validate.css

jvcf7_validate.css

237 ms

page-list.css

page-list.css

239 ms

screen.css

screen.css

603 ms

jquery.fancybox-1.3.4.css

jquery.fancybox-1.3.4.css

240 ms

jquery.js

jquery.js

596 ms

jquery-migrate.min.js

jquery-migrate.min.js

240 ms

jquery.form.min.js

jquery.form.min.js

503 ms

jquery.validate.min.js

jquery.validate.min.js

480 ms

jquery.jvcf7_validation.js

jquery.jvcf7_validation.js

366 ms

jquery.mousewheel-3.0.4.pack.js

jquery.mousewheel-3.0.4.pack.js

379 ms

jquery.fancybox-1.3.4.pack.js

jquery.fancybox-1.3.4.pack.js

492 ms

jquery.cycle.all.js

jquery.cycle.all.js

732 ms

custom.js

custom.js

598 ms

wp-embed.min.js

wp-embed.min.js

658 ms

wp-emoji-release.min.js

wp-emoji-release.min.js

749 ms

home-header-bg.jpg

home-header-bg.jpg

236 ms

zrno.png

zrno.png

141 ms

nadaceVF-logo.png

nadaceVF-logo.png

141 ms

respo-handles.png

respo-handles.png

140 ms

search.png

search.png

232 ms

rok-jinak.png

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573 ms

sprites.png

sprites.png

242 ms

globalni-cile.jpg

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477 ms

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245 ms

hp-laborator.jpg

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476 ms

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354 ms

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832 ms

news-1.jpg

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390 ms

arrow-right.png

arrow-right.png

476 ms

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597 ms

news-3.jpg

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594 ms

obsah-home-bg.png

obsah-home-bg.png

593 ms

video-overlay.png

video-overlay.png

595 ms

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688 ms

fbds.js

fbds.js

166 ms

vodafonerg-webfont.svg

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685 ms

vodafonergbd-webfont.svg

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692 ms

ga.js

ga.js

8 ms

all.js

all.js

333 ms

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__utm.gif

12 ms

107 ms

56 ms

xd_arbiter.php

xd_arbiter.php

217 ms

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421 ms

vodafonerg-webfont.woff

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120 ms

vodafonergbd-webfont.woff

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133 ms

print.css

print.css

120 ms

61 ms

xd_arbiter.php

xd_arbiter.php

138 ms

like.php

like.php

83 ms

like_box.php

like_box.php

261 ms

h5Lp5Et_eC4.js

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488 ms

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404 ms

kyEKgjk51ZE.css

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207 ms

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211 ms

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208 ms

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271 ms

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340 ms

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283 ms

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355 ms

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405 ms

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338 ms

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365 ms

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366 ms

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426 ms

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473 ms

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547 ms

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480 ms

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426 ms

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478 ms

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479 ms

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480 ms

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539 ms

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730 ms

safe_image.php

safe_image.php

360 ms

safe_image.php

safe_image.php

606 ms

safe_image.php

safe_image.php

580 ms

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safe_image.php

560 ms

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789 ms

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859 ms

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924 ms

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931 ms

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927 ms

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928 ms

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931 ms

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927 ms

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990 ms

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993 ms

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995 ms

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997 ms

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998 ms

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994 ms

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1145 ms

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91 ms

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89 ms

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90 ms

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70 ms

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70 ms

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135 ms

Accessibility Review

nadacevodafone.cz accessibility score

100

Accessibility Issues

Best Practices

nadacevodafone.cz best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

nadacevodafone.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

    N/A

  • Encoding

    UTF-8

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

nadacevodafone.cz

Open Graph data is detected on the main page of Nadace Vodafone. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: