Tools & Wizards About Us
pyrozachy.cz screenshot

Report Summary

  • 64

    Performance

    Renders faster than
    77% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 68% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 77

    SEO

    Google-friendlier than
    36% of websites

pyrozachy.cz

Pyrotechnika Zacharda - Úvod

Page Load Speed

3.2 sec in total

First Response

386 ms

Resources Loaded

2.7 sec

Page Rendered

133 ms

pyrozachy.cz screenshot

About Website

Click here to check amazing Pyrozachy content. Otherwise, check out these important facts you probably never knew about pyrozachy.cz

Pyrotechnika Zacharda - zabýváme se prodejem zábavní pyrotechniky a prováděním ohňostrojů od malých až po velké.U nás seženete pyrotechniku všech druhů.

Visit pyrozachy.cz

Key Findings

We analyzed Pyrozachy.cz page load time and found that the first response time was 386 ms and then it took 2.8 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

pyrozachy.cz performance score

64

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

32/100

10%

LCP (Largest Contentful Paint)

Value6.9 s

6/100

25%

SI (Speed Index)

Value4.9 s

65/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value4.5 s

82/100

10%

Network Requests Diagram

pyrozachy.cz

386 ms

www.ohnostroje-pyrotechnika-zacharda.cz

507 ms

layout.css

186 ms

slimbox.css

189 ms

mootools_1_24_core_full_packed.js

470 ms

Our browser made a total of 17 requests to load all elements on the main page. We found that 6% of them (1 request) were addressed to the original Pyrozachy.cz, 82% (14 requests) were made to Ohnostroje-pyrotechnika-zacharda.cz and 12% (2 requests) were made to Google-analytics.com. The less responsive or slowest element that took the longest time to load (1.2 sec) relates to the external source Ohnostroje-pyrotechnika-zacharda.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 213.8 kB (26%)

Content Size

836.5 kB

After Optimization

622.8 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Pyrozachy.cz main page is 836.5 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 585.6 kB which makes up the majority of the site volume.

HTML Optimization

-86%

Potential reduce by 12.5 kB

  • Original 14.6 kB
  • After minification 5.4 kB
  • After compression 2.1 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 9.2 kB, which is 63% 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 12.5 kB or 86% of the original size.

Image Optimization

-8%

Potential reduce by 44.4 kB

  • Original 585.6 kB
  • After minification 541.3 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. Pyrozachy images are well optimized though.

JavaScript Optimization

-66%

Potential reduce by 146.8 kB

  • Original 223.9 kB
  • After minification 222.1 kB
  • After compression 77.1 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 146.8 kB or 66% of the original size.

CSS Optimization

-82%

Potential reduce by 10.1 kB

  • Original 12.4 kB
  • After minification 8.2 kB
  • After compression 2.2 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. Pyrozachy.cz needs all CSS files to be minified and compressed as it can save up to 10.1 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 4 (27%)

Requests Now

15

After Optimization

11

  • Images
  • JavaScript
  • CSS

The browser has sent 15 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Pyrozachy. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 5 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

pyrozachy.cz

pyrozachy.cz

386 ms

www.ohnostroje-pyrotechnika-zacharda.cz

www.ohnostroje-pyrotechnika-zacharda.cz

507 ms

layout.css

layout.css

186 ms

slimbox.css

slimbox.css

189 ms

mootools_1_24_core_full_packed.js

mootools_1_24_core_full_packed.js

470 ms

mootools_1_241_core_full_packed.js

mootools_1_241_core_full_packed.js

655 ms

slimbox.js

slimbox.js

191 ms

ga-az.js

ga-az.js

108 ms

all_bckg.png

all_bckg.png

1220 ms

menu_selected.png

menu_selected.png

95 ms

cart.png

cart.png

101 ms

pyrozachy-2020-1.jpg

pyrozachy-2020-1.jpg

97 ms

pyrozachy-2020-2.jpg

pyrozachy-2020-2.jpg

97 ms

pyrozachy-2020-3.jpg

pyrozachy-2020-3.jpg

98 ms

footer.png

footer.png

562 ms

ga.js

ga.js

9 ms

__utm.gif

__utm.gif

14 ms

Accessibility Review

pyrozachy.cz accessibility score

88

Accessibility Issues

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

Links do not have a discernible name

Best Practices

pyrozachy.cz best practices score

75

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

Low

Detected JavaScript libraries

SEO Factors

pyrozachy.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 Pyrozachy.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 Pyrozachy.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

pyrozachy.cz

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