Tools & Wizards About Us
vlasylevne.cz screenshot

Report Summary

  • 54

    Performance

    Renders faster than
    71% of other websites

  • 84

    Accessibility

    Visual factors better than
    that of 56% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 82

    SEO

    Google-friendlier than
    44% of websites

vlasylevne.cz

Prodlužovaní vlasů, vlasy k prodloužení metodami Clip-in, Keratin a Tape-in | VlasyLevně.cz - VlasyLevně.cz

Page Load Speed

3.7 sec in total

First Response

373 ms

Resources Loaded

2.8 sec

Page Rendered

563 ms

vlasylevne.cz screenshot

About Website

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

Vlasylevně.cz je internetový obchod s vlasy k prodloužení. Nabízíme vlasy k prodloužení metodami Clip-in, Keratin a Tape-in.

Visit vlasylevne.cz

Key Findings

We analyzed Vlasylevne.cz page load time and found that the first response time was 373 ms and then it took 3.3 sec to load all DOM resources and completely render a web page. This is a poor result, as 60% of websites can load faster.

Performance Metrics

vlasylevne.cz performance score

54

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.0 s

10/100

10%

LCP (Largest Contentful Paint)

Value7.9 s

3/100

25%

SI (Speed Index)

Value7.3 s

29/100

10%

TBT (Total Blocking Time)

Value40 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.101

89/100

15%

TTI (Time to Interactive)

Value6.8 s

55/100

10%

Network Requests Diagram

vlasylevne.cz

373 ms

www.vlasylevne.cz

821 ms

8f72f61b8b007a6f1dba76d29d881f3d_all.css

123 ms

dcf0a2a18e8dcc0f940c9e1bea25ae5e.js

442 ms

pluginDetect.js

245 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 59% of them (38 requests) were addressed to the original Vlasylevne.cz, 6% (4 requests) were made to Pixel-geo.prfct.co and 5% (3 requests) were made to Pixel.prfct.co. The less responsive or slowest element that took the longest time to load (949 ms) belongs to the original domain Vlasylevne.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 187.8 kB (27%)

Content Size

704.4 kB

After Optimization

516.6 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vlasylevne.cz main page is 704.4 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 55% of websites need less resources to load. Images take 419.6 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 29.6 kB

  • Original 40.4 kB
  • After minification 40.4 kB
  • After compression 10.8 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 29.6 kB or 73% of the original size.

Image Optimization

-3%

Potential reduce by 13.6 kB

  • Original 419.6 kB
  • After minification 406.0 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. Vlasy Levne images are well optimized though.

JavaScript Optimization

-55%

Potential reduce by 110.7 kB

  • Original 203.2 kB
  • After minification 203.1 kB
  • After compression 92.4 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. It is highly recommended that all JavaScript files should be compressed and minified as it can save up to 110.7 kB or 55% of the original size.

CSS Optimization

-82%

Potential reduce by 33.8 kB

  • Original 41.1 kB
  • After minification 40.2 kB
  • After compression 7.4 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. Vlasylevne.cz needs all CSS files to be minified and compressed as it can save up to 33.8 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 41 (68%)

Requests Now

60

After Optimization

19

  • Images
  • JavaScript
  • CSS

The browser has sent 60 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vlasy Levne. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 11 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

vlasylevne.cz

vlasylevne.cz

373 ms

www.vlasylevne.cz

www.vlasylevne.cz

821 ms

8f72f61b8b007a6f1dba76d29d881f3d_all.css

8f72f61b8b007a6f1dba76d29d881f3d_all.css

123 ms

dcf0a2a18e8dcc0f940c9e1bea25ae5e.js

dcf0a2a18e8dcc0f940c9e1bea25ae5e.js

442 ms

pluginDetect.js

pluginDetect.js

245 ms

gtm.js

gtm.js

69 ms

analytics.js

analytics.js

60 ms

bg_main.jpg

bg_main.jpg

232 ms

bg_main_top.jpg

bg_main_top.jpg

532 ms

bg_header.png

bg_header.png

123 ms

logo.png

logo.png

512 ms

logo.jpg

logo.jpg

229 ms

bg_search.png

bg_search.png

230 ms

topbanner_custom.jpg

topbanner_custom.jpg

949 ms

vl-doprava.jpg

vl-doprava.jpg

363 ms

vl-vydejni-mista.jpg

vl-vydejni-mista.jpg

361 ms

vl-ceska-posta.jpg

vl-ceska-posta.jpg

349 ms

gopay_payment_methods.png

gopay_payment_methods.png

525 ms

cervene-lidske-vlasy-k-prodlouzeni-clip-in-50-cm.jpg

cervene-lidske-vlasy-k-prodlouzeni-clip-in-50-cm.jpg

523 ms

nejtmavsi-hnede-lidske-vlasy-k-prodlouzeni-clip-in-set-8-ks-50-cm.jpg

nejtmavsi-hnede-lidske-vlasy-k-prodlouzeni-clip-in-set-8-ks-50-cm.jpg

524 ms

tmave-kastanove-lidske-vlasy-k-prodlouzeni-clip-in-set-8-ks-50-cm.jpg

tmave-kastanove-lidske-vlasy-k-prodlouzeni-clip-in-set-8-ks-50-cm.jpg

629 ms

paska-pro-tape-in-vlasy.jpg

paska-pro-tape-in-vlasy.jpg

634 ms

clip-in-sponka-blond.jpg

clip-in-sponka-blond.jpg

632 ms

headerlinks_sep.gif

headerlinks_sep.gif

599 ms

bg_block_categories_middle.gif

bg_block_categories_middle.gif

606 ms

bg_block_categories_top.gif

bg_block_categories_top.gif

903 ms

bg_block_categories_bottom.gif

bg_block_categories_bottom.gif

904 ms

collect

collect

12 ms

bg_centercol_title.gif

bg_centercol_title.gif

860 ms

bg_centercol_featured.gif

bg_centercol_featured.gif

862 ms

btn_exclusive.png

btn_exclusive.png

860 ms

dc.js

dc.js

78 ms

conversion_async.js

conversion_async.js

22 ms

retargeting.js

retargeting.js

264 ms

53bd380bdb89662aa0000055.js

53bd380bdb89662aa0000055.js

71 ms

bg_block_cart_top.gif

bg_block_cart_top.gif

848 ms

sort_desc_white.gif

sort_desc_white.gif

847 ms

sort_asc_white.gif

sort_asc_white.gif

849 ms

bg_block_cart_bottom.gif

bg_block_cart_bottom.gif

849 ms

btn_cart.gif

btn_cart.gif

850 ms

bg_block_top.gif

bg_block_top.gif

852 ms

bg_block_bottom.gif

bg_block_bottom.gif

871 ms

btn_button_large.png

btn_button_large.png

874 ms

bg_footer.png

bg_footer.png

874 ms

124 ms

__utm.gif

__utm.gif

37 ms

tagjs

tagjs

80 ms

98 ms

62 ms

102 ms

adsct

adsct

288 ms

Pug

Pug

273 ms

retargeting

retargeting

165 ms

u.php

u.php

512 ms

cb

cb

81 ms

cb

cb

39 ms

tap.php

tap.php

29 ms

sd

sd

15 ms

widget_v2.134.js

widget_v2.134.js

17 ms

__$$__stringtable_lang_cs.js

__$$__stringtable_lang_cs.js

194 ms

sort_asc.gif

sort_asc.gif

112 ms

ncm

ncm

34 ms

cb

cb

20 ms

__$$__stringtable_lang_cs.js

__$$__stringtable_lang_cs.js

3 ms

Accessibility Review

vlasylevne.cz accessibility score

84

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

Image elements do not have [alt] attributes

Best Practices

vlasylevne.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

SEO Factors

vlasylevne.cz SEO score

82

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

High

Tap targets are not sized appropriately

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 Vlasylevne.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 Vlasylevne.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

vlasylevne.cz

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