Tools & Wizards About Us
grisoft.cz screenshot

Report Summary

  • 59

    Performance

    Renders faster than
    74% of other websites

  • 87

    Accessibility

    Visual factors better than
    that of 66% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

grisoft.cz

AVG 2024 | BEZPLATNÝ antivirus, VPN a ladění výkonu

Page Load Speed

3.4 sec in total

First Response

295 ms

Resources Loaded

2.1 sec

Page Rendered

999 ms

grisoft.cz screenshot

About Website

Click here to check amazing Grisoft content. Otherwise, check out these important facts you probably never knew about grisoft.cz

Stáhněte si bezplatnou ochranu před viry a malwarem. Vylaďte si Windows, Mac i Android. Zašifrujte si připojení pomocí VPN.

Visit grisoft.cz

Key Findings

We analyzed Grisoft.cz page load time and found that the first response time was 295 ms and then it took 3.1 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

grisoft.cz performance score

59

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.2 s

19/100

10%

LCP (Largest Contentful Paint)

Value9.6 s

0/100

25%

SI (Speed Index)

Value5.5 s

55/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.045

99/100

15%

TTI (Time to Interactive)

Value5.8 s

66/100

10%

Network Requests Diagram

grisoft.cz

295 ms

www.grisoft.cz

837 ms

homepage

228 ms

OtAutoBlock.js

67 ms

otSDKStub.js

83 ms

Our browser made a total of 109 requests to load all elements on the main page. We found that 2% of them (2 requests) were addressed to the original Grisoft.cz, 92% (100 requests) were made to Static2.avg.com and 3% (3 requests) were made to Cdn.cookielaw.org. The less responsive or slowest element that took the longest time to load (837 ms) belongs to the original domain Grisoft.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 601.9 kB (16%)

Content Size

3.8 MB

After Optimization

3.2 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Grisoft.cz main page is 3.8 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. 80% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 2.8 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 193.8 kB

  • Original 221.9 kB
  • After minification 206.6 kB
  • After compression 28.0 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 193.8 kB or 87% of the original size.

Image Optimization

-0%

Potential reduce by 84 B

  • Original 2.8 MB
  • After minification 2.8 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. Grisoft images are well optimized though.

JavaScript Optimization

-49%

Potential reduce by 241.5 kB

  • Original 495.1 kB
  • After minification 494.9 kB
  • After compression 253.6 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 241.5 kB or 49% of the original size.

CSS Optimization

-78%

Potential reduce by 166.5 kB

  • Original 213.9 kB
  • After minification 213.0 kB
  • After compression 47.5 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. Grisoft.cz needs all CSS files to be minified and compressed as it can save up to 166.5 kB or 78% of the original size.

Requests Breakdown

Number of requests can be reduced by 50 (49%)

Requests Now

103

After Optimization

53

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 103 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Grisoft. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 20 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

grisoft.cz

grisoft.cz

295 ms

www.grisoft.cz

www.grisoft.cz

837 ms

homepage

homepage

228 ms

OtAutoBlock.js

OtAutoBlock.js

67 ms

otSDKStub.js

otSDKStub.js

83 ms

one-trust.js

one-trust.js

54 ms

launch-6a58c8f8d4cd.min.js

launch-6a58c8f8d4cd.min.js

35 ms

common-v2.css

common-v2.css

65 ms

notificationDifferentProduct.css

notificationDifferentProduct.css

61 ms

index_dev_hmct.css

index_dev_hmct.css

73 ms

jquery-ui.min.css

jquery-ui.min.css

62 ms

help-me-choose-v2.css

help-me-choose-v2.css

56 ms

homepage-v2-gloweb-7171.css

homepage-v2-gloweb-7171.css

67 ms

jquery.js

jquery.js

67 ms

userAgentDetect.js

userAgentDetect.js

69 ms

singleDL-primary.js

singleDL-primary.js

72 ms

global.js

global.js

60 ms

freegsr-detect.js

freegsr-detect.js

62 ms

singleDL-secondary.js

singleDL-secondary.js

65 ms

aa-helper.js

aa-helper.js

63 ms

help-me-choose-v2.js

help-me-choose-v2.js

67 ms

jquery-ui.min.js

jquery-ui.min.js

262 ms

help-me-choose-tool-v2.js

help-me-choose-tool-v2.js

124 ms

vue_v2.6.6.min.js

vue_v2.6.6.min.js

123 ms

vue-universal-actionbox.js

vue-universal-actionbox.js

260 ms

tiny-slider.min.js

tiny-slider.min.js

122 ms

homepage-v2.js

homepage-v2.js

123 ms

cmp-trustpilot.js

cmp-trustpilot.js

261 ms

0a6a8c69-d705-4b16-9361-5ef86722b91e.json

0a6a8c69-d705-4b16-9361-5ef86722b91e.json

191 ms

bs-tooltips.css

bs-tooltips.css

49 ms

id

id

412 ms

flags.png

flags.png

271 ms

arrow-down.svg

arrow-down.svg

272 ms

menu-mobile.svg

menu-mobile.svg

286 ms

avg-logo-v2.png

avg-logo-v2.png

284 ms

hero-desktop-gloweb-7026.jpg

hero-desktop-gloweb-7026.jpg

330 ms

win-white.svg

win-white.svg

283 ms

google-play-badge.svg

google-play-badge.svg

283 ms

app-store-badge.svg

app-store-badge.svg

273 ms

avcomparatives_award_2023_top_rated_avast_avg.png

avcomparatives_award_2023_top_rated_avast_avg.png

282 ms

img-trophy.svg

img-trophy.svg

291 ms

img-other-threats.svg

img-other-threats.svg

286 ms

img-happy-person-user-emoji-face.svg

img-happy-person-user-emoji-face.svg

364 ms

img-single-shared-ip-globe-users.svg

img-single-shared-ip-globe-users.svg

295 ms

icon-help-me-choose-security.svg

icon-help-me-choose-security.svg

297 ms

cta-down.svg

cta-down.svg

304 ms

icon-help-me-choose-privacy.svg

icon-help-me-choose-privacy.svg

299 ms

icon-help-me-choose-performance.svg

icon-help-me-choose-performance.svg

312 ms

fav.svg

fav.svg

315 ms

win-gray.svg

win-gray.svg

317 ms

mac.svg

mac.svg

313 ms

ios.svg

ios.svg

352 ms

android.svg

android.svg

319 ms

fav.svg

fav.svg

321 ms

is.svg

is.svg

321 ms

check-table.svg

check-table.svg

323 ms

cross-table.svg

cross-table.svg

334 ms

is.svg

is.svg

328 ms

stay-safe-v2.svg

stay-safe-v2.svg

332 ms

protect-files-v2.svg

protect-files-v2.svg

334 ms

bank-freely-v2.svg

bank-freely-v2.svg

336 ms

guarantee.svg

guarantee.svg

338 ms

ultimate.svg

ultimate.svg

339 ms

is.svg

is.svg

340 ms

vpn.svg

vpn.svg

344 ms

tuneup.svg

tuneup.svg

341 ms

location

location

324 ms

avg-anti-track.svg

avg-anti-track.svg

338 ms

Roboto-Regular.woff

Roboto-Regular.woff

88 ms

Roboto-Light.woff

Roboto-Light.woff

117 ms

Roboto-Bold.woff

Roboto-Bold.woff

89 ms

browser.svg

browser.svg

73 ms

vpn.svg

vpn.svg

117 ms

secure-wifi.svg

secure-wifi.svg

81 ms

stay-private.svg

stay-private.svg

113 ms

stay-safe.svg

stay-safe.svg

106 ms

tuneup.svg

tuneup.svg

107 ms

tuneup-pc.svg

tuneup-pc.svg

105 ms

cleanup-mac.svg

cleanup-mac.svg

99 ms

ico-is.svg

ico-is.svg

105 ms

is-illustration.jpg

is-illustration.jpg

129 ms

android-illustration.jpg

android-illustration.jpg

98 ms

ico-vpn.svg

ico-vpn.svg

86 ms

ico-tuneup.svg

ico-tuneup.svg

105 ms

tuneup-illustration.png

tuneup-illustration.png

109 ms

vpn-illustration.jpg

vpn-illustration.jpg

119 ms

ico-secure.svg

ico-secure.svg

103 ms

bg-business-v2.jpg

bg-business-v2.jpg

116 ms

img-business-v2.jpg

img-business-v2.jpg

100 ms

arrow-right.svg

arrow-right.svg

100 ms

features-ico-mobile.svg

features-ico-mobile.svg

111 ms

arrow-right-blue.svg

arrow-right-blue.svg

94 ms

features-ico-desktop.svg

features-ico-desktop.svg

94 ms

features-ico-ultimate.svg

features-ico-ultimate.svg

97 ms

features-ico-business.svg

features-ico-business.svg

105 ms

illu-goblet.svg

illu-goblet.svg

101 ms

illu-laurel-1.svg

illu-laurel-1.svg

106 ms

avtest_award_2023_best_protection_avg.png

avtest_award_2023_best_protection_avg.png

102 ms

icon-c-net.svg

icon-c-net.svg

101 ms

illu-laurel-2.svg

illu-laurel-2.svg

115 ms

icon-check-oval.svg

icon-check-oval.svg

102 ms

icon-win-green.svg

icon-win-green.svg

106 ms

ico-chrome-75.png

ico-chrome-75.png

97 ms

avg-logo-white-v2.svg

avg-logo-white-v2.svg

96 ms

footer-social-share-twitter-v2.svg

footer-social-share-twitter-v2.svg

95 ms

footer-social-share-facebook-v2.svg

footer-social-share-facebook-v2.svg

96 ms

footer-social-share-youtube-v2.svg

footer-social-share-youtube-v2.svg

94 ms

footer-social-share-twitter-linkedin.svg

footer-social-share-twitter-linkedin.svg

70 ms

arrow-down.svg

arrow-down.svg

72 ms

Accessibility Review

grisoft.cz accessibility score

87

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.

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

grisoft.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

User Experience

Impact

Issue

High

Displays images with incorrect aspect ratio

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

grisoft.cz SEO score

86

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

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

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 Grisoft.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 Grisoft.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

grisoft.cz

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