Report Summary

  • 54

    Performance

    Renders faster than
    72% of other websites

  • 73

    Accessibility

    Visual factors better than
    that of 39% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    19% of websites

  • 69

    SEO

    Google-friendlier than
    28% of websites

alevan.cz

kopírování, gravírování, kopírování český těšín, tisk, tisk český těšín, laminace, vizitky, kroužková vazba, tisk s usb

Page Load Speed

3.3 sec in total

First Response

833 ms

Resources Loaded

2.3 sec

Page Rendered

212 ms

alevan.cz screenshot

About Website

Welcome to alevan.cz homepage info - get ready to check Alevan best content for Czech Republic right away, or after learning these important things about alevan.cz

kopírování, gravírování, kopírování český těšín, tisk, tisk český těšín, laminace, vizitky, kroužková vazba, tisk s usb

Visit alevan.cz

Key Findings

We analyzed Alevan.cz page load time and found that the first response time was 833 ms and then it took 2.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 45% of websites can load faster.

Performance Metrics

alevan.cz performance score

54

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value1.3 s

99/100

10%

LCP (Largest Contentful Paint)

Value3.5 s

64/100

25%

SI (Speed Index)

Value5.7 s

52/100

10%

TBT (Total Blocking Time)

Value2,050 ms

7/100

30%

CLS (Cumulative Layout Shift)

Value0.004

100/100

15%

TTI (Time to Interactive)

Value6.4 s

60/100

10%

Network Requests Diagram

alevan.cz

833 ms

style.css

122 ms

1.gif

724 ms

recenze.gif

1439 ms

uvod.jpg

897 ms

Our browser made a total of 9 requests to load all elements on the main page. We found that 78% of them (7 requests) were addressed to the original Alevan.cz, 22% (2 requests) were made to Toplist.cz. The less responsive or slowest element that took the longest time to load (1.4 sec) belongs to the original domain Alevan.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 15.0 kB (8%)

Content Size

190.9 kB

After Optimization

175.9 kB

In fact, the total size of Alevan.cz main page is 190.9 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only 5% of websites need less resources to load. Images take 182.3 kB which makes up the majority of the site volume.

HTML Optimization

-60%

Potential reduce by 4.1 kB

  • Original 6.8 kB
  • After minification 6.6 kB
  • After compression 2.7 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 4.1 kB or 60% of the original size.

Image Optimization

-5%

Potential reduce by 9.8 kB

  • Original 182.3 kB
  • After minification 172.6 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. Alevan images are well optimized though.

CSS Optimization

-66%

Potential reduce by 1.2 kB

  • Original 1.8 kB
  • After minification 1.6 kB
  • After compression 624 B

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. Alevan.cz needs all CSS files to be minified and compressed as it can save up to 1.2 kB or 66% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

8

After Optimization

8

The browser has sent 8 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Alevan. According to our analytics all requests are already optimized.

Accessibility Review

alevan.cz accessibility score

73

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

alevan.cz best practices score

58

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

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

alevan.cz SEO score

69

Search Engine Optimization Advices

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

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 Alevan.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 Alevan.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

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