Tools & Wizards About Us
aveng.cz screenshot

Report Summary

  • 28

    Performance

    Renders faster than
    47% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 93

    SEO

    Google-friendlier than
    83% of websites

aveng.cz

AV ENGINEERING, a.s. - Creo | Windchill | Vuforia | ThingWorx

Page Load Speed

6.2 sec in total

First Response

537 ms

Resources Loaded

4.5 sec

Page Rendered

1.2 sec

aveng.cz screenshot

About Website

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

Autorizovaný dodavatel řešení pro digitalizaci výrobních podniků. CAD – PLM – IoT – AR. Poradenství, implementace, školení.

Visit aveng.cz

Key Findings

We analyzed Aveng.cz page load time and found that the first response time was 537 ms and then it took 5.7 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

aveng.cz performance score

28

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

13/100

10%

LCP (Largest Contentful Paint)

Value12.4 s

0/100

25%

SI (Speed Index)

Value9.7 s

11/100

10%

TBT (Total Blocking Time)

Value870 ms

33/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value14.9 s

8/100

10%

Network Requests Diagram

aveng.cz

537 ms

www.aveng.cz

638 ms

style.min.css

208 ms

cookieblocker.min.css

300 ms

splide.min.css

305 ms

Our browser made a total of 55 requests to load all elements on the main page. We found that all of those requests were addressed to Aveng.cz and no external sources were called. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Aveng.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 74.6 kB (2%)

Content Size

3.2 MB

After Optimization

3.1 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Aveng.cz main page is 3.2 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. 45% of websites need less resources to load. Images take 3.0 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 72.8 kB

  • Original 91.3 kB
  • After minification 78.7 kB
  • After compression 18.5 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 12.5 kB, which is 14% 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 72.8 kB or 80% of the original size.

Image Optimization

-0%

Potential reduce by 632 B

  • Original 3.0 MB
  • After minification 3.0 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. AV Eng images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 232 B

  • Original 78.7 kB
  • After minification 78.7 kB
  • After compression 78.4 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

-2%

Potential reduce by 958 B

  • Original 57.7 kB
  • After minification 57.7 kB
  • After compression 56.7 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. Aveng.cz has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 11 (22%)

Requests Now

49

After Optimization

38

  • Images
  • JavaScript
  • CSS

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of AV Eng. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

aveng.cz

aveng.cz

537 ms

www.aveng.cz

www.aveng.cz

638 ms

style.min.css

style.min.css

208 ms

cookieblocker.min.css

cookieblocker.min.css

300 ms

splide.min.css

splide.min.css

305 ms

lightbox.css

lightbox.css

319 ms

jquery.min.js

jquery.min.js

321 ms

lightbox.js

lightbox.js

336 ms

bootstrap.min.css

bootstrap.min.css

432 ms

main.css

main.css

400 ms

splide.min.js

splide.min.js

309 ms

complianz.min.js

complianz.min.js

326 ms

popper.min.js

popper.min.js

328 ms

bootstrap.min.js

bootstrap.min.js

505 ms

main.js

main.js

502 ms

Group-4560.svg

Group-4560.svg

258 ms

creo_upgrade_750x500-300x200.png

creo_upgrade_750x500-300x200.png

322 ms

510x340-PLM-Windchill-300x200.jpg

510x340-PLM-Windchill-300x200.jpg

260 ms

1920x1080-300x200.jpg

1920x1080-300x200.jpg

260 ms

Vuforia_studio-300x200.png

Vuforia_studio-300x200.png

456 ms

slm-servigistics-tablet-warehouse-workers-435x480-1-272x300.jpg

slm-servigistics-tablet-warehouse-workers-435x480-1-272x300.jpg

368 ms

send.svg

send.svg

322 ms

1000_F_594676102_EGF9emXqV6QlbdzBoyglVfVRJxnML0ki@2x-scaled.jpg

1000_F_594676102_EGF9emXqV6QlbdzBoyglVfVRJxnML0ki@2x-scaled.jpg

609 ms

bg-homepage.jpg

bg-homepage.jpg

622 ms

Group-4635.svg

Group-4635.svg

402 ms

Group-4644.svg

Group-4644.svg

404 ms

Group-4638.svg

Group-4638.svg

479 ms

Group-4641.svg

Group-4641.svg

511 ms

robot.jpg

robot.jpg

614 ms

Devro_Vuforia_Chalk-e1704788188590.png

Devro_Vuforia_Chalk-e1704788188590.png

949 ms

AVE23-19-scaled-e1704956784273.jpg

AVE23-19-scaled-e1704956784273.jpg

977 ms

AV_spolecne_foto_2-scaled.jpg

AV_spolecne_foto_2-scaled.jpg

923 ms

three-data-gaps-900x420-1-e1718284841900.jpg

three-data-gaps-900x420-1-e1718284841900.jpg

818 ms

IMG_3983-1024x576.jpg

IMG_3983-1024x576.jpg

828 ms

uvodni-1-1024x735.jpg

uvodni-1-1024x735.jpg

730 ms

Group-4453@2x.jpg

Group-4453@2x.jpg

839 ms

Group-4451@2x.jpg

Group-4451@2x.jpg

926 ms

Group-4454@2x.jpg

Group-4454@2x.jpg

935 ms

Alliance_Laundry_Systems.png

Alliance_Laundry_Systems.png

951 ms

CZ_LOKO.png

CZ_LOKO.png

1033 ms

PBS.png

PBS.png

1034 ms

SOMA.png

SOMA.png

1044 ms

ZKL_Group.png

ZKL_Group.png

1053 ms

Ceska_zbrojovka.png

Ceska_zbrojovka.png

1060 ms

Group-4561.svg

Group-4561.svg

1036 ms

AV_RD.png

AV_RD.png

1092 ms

bg-footer.jpg

bg-footer.jpg

1224 ms

Dinish-Regular.woff

Dinish-Regular.woff

896 ms

Dinish-Bold.woff

Dinish-Bold.woff

913 ms

DinishExpanded-Regular.woff

DinishExpanded-Regular.woff

924 ms

DinishExpanded-Bold.woff

DinishExpanded-Bold.woff

936 ms

prev.png

prev.png

947 ms

next.png

next.png

944 ms

loading.gif

loading.gif

957 ms

close.png

close.png

969 ms

Accessibility Review

aveng.cz accessibility score

94

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.

Internationalization and localization

These are opportunities to improve the interpretation of your content by users in different locales.

Impact

Issue

High

<html> element does not have a valid value for its [lang] attribute.

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

Links do not have a discernible name

Best Practices

aveng.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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

aveng.cz SEO score

93

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

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

    CZ

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Aveng.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it does not match the claimed language. Our system also found out that Aveng.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

aveng.cz

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