Tools & Wizards About Us

Report Summary

  • 94

    Performance

    Renders faster than
    93% of other websites

  • 75

    Accessibility

    Visual factors better than
    that of 41% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

hair.cz

Hair.CZ - vlasová kosmetika, vlasy, šampony na vlasy, barvy na vlasy

Page Load Speed

3 sec in total

First Response

350 ms

Resources Loaded

2.5 sec

Page Rendered

148 ms

About Website

Welcome to hair.cz homepage info - get ready to check Hair best content right away, or after learning these important things about hair.cz

HAIR.CZ - vlasová kosmetika, jehož cílem je kvalitní péče o vaše vlasy. V naší rozsáhlé nabídce naleznete produkty s kompletní nabídkou vlasové kosmetiky: šampony na vlasy, barvy na vlasy, tužidla, la...

Visit hair.cz

Key Findings

We analyzed Hair.cz page load time and found that the first response time was 350 ms and then it took 2.6 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

hair.cz performance score

94

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.4 s

71/100

10%

LCP (Largest Contentful Paint)

Value2.4 s

92/100

25%

SI (Speed Index)

Value2.9 s

95/100

10%

TBT (Total Blocking Time)

Value0 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value2.4 s

98/100

10%

Network Requests Diagram

hair.cz

350 ms

www.hair.cz

1221 ms

styles.css

135 ms

menu.js

244 ms

button.js

379 ms

Our browser made a total of 17 requests to load all elements on the main page. We found that 94% of them (16 requests) were addressed to the original Hair.cz, 6% (1 request) were made to S3.amazonaws.com. The less responsive or slowest element that took the longest time to load (1.2 sec) belongs to the original domain Hair.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 21.9 kB (11%)

Content Size

197.1 kB

After Optimization

175.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Hair.cz main page is 197.1 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. 15% of websites need less resources to load. Images take 173.7 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 6.4 kB

  • Original 9.1 kB
  • After minification 8.4 kB
  • After compression 2.8 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 6.4 kB or 70% of the original size.

Image Optimization

-2%

Potential reduce by 3.4 kB

  • Original 173.7 kB
  • After minification 170.3 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. Hair images are well optimized though.

JavaScript Optimization

-61%

Potential reduce by 396 B

  • Original 649 B
  • After minification 544 B
  • After compression 253 B

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 396 B or 61% of the original size.

CSS Optimization

-86%

Potential reduce by 11.7 kB

  • Original 13.6 kB
  • After minification 9.7 kB
  • After compression 1.9 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. Hair.cz needs all CSS files to be minified and compressed as it can save up to 11.7 kB or 86% of the original size.

Requests Breakdown

We found no issues to fix!

Requests Now

14

After Optimization

14

  • Images
  • JavaScript
  • CSS

The browser has sent 14 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Hair. According to our analytics all requests are already optimized.

Network Requests Diagram

Accessibility Review

hair.cz accessibility score

75

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

Form elements do not have associated labels

Best Practices

hair.cz best practices score

67

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

Serves images with low resolution

General

Impact

Issue

High

Browser errors were logged to the console

SEO Factors

hair.cz SEO score

77

Search Engine Optimization Advices

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 Hair.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 Hair.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 Hair. 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: