Tools & Wizards About Us
vyzivovyporadce-hubnuti.cz screenshot

Report Summary

  • 54

    Performance

    Renders faster than
    71% of other websites

  • 64

    Accessibility

    Visual factors better than
    that of 29% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 92

    SEO

    Google-friendlier than
    74% of websites

vyzivovyporadce-hubnuti.cz

Výživový poradce a sportovní dietolog | www.vyzivovyporadce-hubnuti.cz

Page Load Speed

3.4 sec in total

First Response

423 ms

Resources Loaded

2.5 sec

Page Rendered

417 ms

vyzivovyporadce-hubnuti.cz screenshot

About Website

Welcome to vyzivovyporadce-hubnuti.cz homepage info - get ready to check Vyzivovyporadce Hubnuti best content right away, or after learning these important things about vyzivovyporadce-hubnuti.cz

Výživový poradce je odborník, který vám pomůže při zaváděné nových stravovacích návyků nejen po stránce nutriční, ale i praktické a technické.

Visit vyzivovyporadce-hubnuti.cz

Key Findings

We analyzed Vyzivovyporadce-hubnuti.cz page load time and found that the first response time was 423 ms and then it took 3 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

vyzivovyporadce-hubnuti.cz performance score

54

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.0 s

50/100

10%

LCP (Largest Contentful Paint)

Value7.9 s

3/100

25%

SI (Speed Index)

Value5.5 s

55/100

10%

TBT (Total Blocking Time)

Value130 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.202

61/100

15%

TTI (Time to Interactive)

Value7.2 s

51/100

10%

Network Requests Diagram

vyzivovyporadce-hubnuti.cz

423 ms

vyzivovyporadce-hubnuti.cz

458 ms

bootstrap.css

113 ms

main.css

219 ms

styly.css

321 ms

Our browser made a total of 53 requests to load all elements on the main page. We found that 92% of them (49 requests) were addressed to the original Vyzivovyporadce-hubnuti.cz, 4% (2 requests) were made to Google-analytics.com and 2% (1 request) were made to Ajax.googleapis.com. The less responsive or slowest element that took the longest time to load (1.3 sec) belongs to the original domain Vyzivovyporadce-hubnuti.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 120.1 kB (2%)

Content Size

6.7 MB

After Optimization

6.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Vyzivovyporadce-hubnuti.cz main page is 6.7 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. 55% of websites need less resources to load. Images take 6.5 MB which makes up the majority of the site volume.

HTML Optimization

-77%

Potential reduce by 24.6 kB

  • Original 32.0 kB
  • After minification 27.0 kB
  • After compression 7.4 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 4.9 kB, which is 15% 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 24.6 kB or 77% of the original size.

Image Optimization

-1%

Potential reduce by 55.5 kB

  • Original 6.5 MB
  • After minification 6.4 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. Vyzivovyporadce Hubnuti images are well optimized though.

JavaScript Optimization

-23%

Potential reduce by 38.2 kB

  • Original 164.5 kB
  • After minification 164.5 kB
  • After compression 126.3 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 38.2 kB or 23% of the original size.

CSS Optimization

-8%

Potential reduce by 1.8 kB

  • Original 22.5 kB
  • After minification 22.5 kB
  • After compression 20.7 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. Vyzivovyporadce-hubnuti.cz has all CSS files already compressed.

Requests Breakdown

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

Requests Now

49

After Optimization

38

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 49 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Vyzivovyporadce Hubnuti. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

vyzivovyporadce-hubnuti.cz

vyzivovyporadce-hubnuti.cz

423 ms

vyzivovyporadce-hubnuti.cz

vyzivovyporadce-hubnuti.cz

458 ms

bootstrap.css

bootstrap.css

113 ms

main.css

main.css

219 ms

styly.css

styly.css

321 ms

lytebox.js

lytebox.js

325 ms

lytebox2.js

lytebox2.js

327 ms

lytebox.css

lytebox.css

323 ms

jquery.min.js

jquery.min.js

19 ms

bootstrap.min.js

bootstrap.min.js

322 ms

docs.min.js

docs.min.js

349 ms

jquery.js

jquery.js

537 ms

bootstrap.js

bootstrap.js

441 ms

analytics.js

analytics.js

112 ms

bg.jpg

bg.jpg

127 ms

logo.png

logo.png

129 ms

kuchar.png

kuchar.png

128 ms

pozadi.jpg

pozadi.jpg

130 ms

foto2.jpg

foto2.jpg

626 ms

foto5.jpg

foto5.jpg

747 ms

foto1.jpg

foto1.jpg

644 ms

foto9.jpg

foto9.jpg

751 ms

foto10.jpg

foto10.jpg

643 ms

foto3.jpg

foto3.jpg

834 ms

foto8.jpg

foto8.jpg

840 ms

foto11.jpg

foto11.jpg

858 ms

foto12.jpg

foto12.jpg

753 ms

foto4.jpg

foto4.jpg

958 ms

foto13.jpg

foto13.jpg

964 ms

foto6.jpg

foto6.jpg

861 ms

foto7.jpg

foto7.jpg

1046 ms

foto14.jpg

foto14.jpg

948 ms

foto15.jpg

foto15.jpg

966 ms

zdravi05a.jpg

zdravi05a.jpg

968 ms

zdravi03a.jpg

zdravi03a.jpg

1056 ms

zdravi04a.jpg

zdravi04a.jpg

1064 ms

zdravi02a.jpg

zdravi02a.jpg

1070 ms

zdravi01a.jpg

zdravi01a.jpg

1073 ms

havlicek01a.jpg

havlicek01a.jpg

1074 ms

veronika1a.jpg

veronika1a.jpg

1152 ms

96_1-aktuality.jpg

96_1-aktuality.jpg

1165 ms

foto02.jpg

foto02.jpg

1171 ms

219_obrazek_recepty_small.jpg

219_obrazek_recepty_small.jpg

1176 ms

137_obrazek_recepty_small.jpg

137_obrazek_recepty_small.jpg

1179 ms

147_obrazek_recepty_small.jpg

147_obrazek_recepty_small.jpg

1180 ms

226_obrazek_recepty_small.jpg

226_obrazek_recepty_small.jpg

1257 ms

187_obrazek_katalog_small.jpg

187_obrazek_katalog_small.jpg

1270 ms

64_obrazek_katalog_small.jpg

64_obrazek_katalog_small.jpg

1186 ms

collect

collect

18 ms

glyphicons-halflings-regular.woff

glyphicons-halflings-regular.woff

1164 ms

93_obrazek_katalog_small.jpg

93_obrazek_katalog_small.jpg

1167 ms

192_obrazek_katalog_small.jpg

192_obrazek_katalog_small.jpg

1167 ms

js

js

79 ms

Accessibility Review

vyzivovyporadce-hubnuti.cz accessibility score

64

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.

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA IDs are not unique

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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 [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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

vyzivovyporadce-hubnuti.cz best practices score

67

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

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

vyzivovyporadce-hubnuti.cz SEO score

92

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

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

    N/A

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Vyzivovyporadce-hubnuti.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Vyzivovyporadce-hubnuti.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

vyzivovyporadce-hubnuti.cz

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