Tools & Wizards About Us
aruzicka.cz screenshot

Report Summary

  • 41

    Performance

    Renders faster than
    60% of other websites

  • 94

    Accessibility

    Visual factors better than
    that of 83% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 90

    SEO

    Google-friendlier than
    68% of websites

aruzicka.cz

Nářadí a nástroje pro obrábění | Nářadí a nástroje Růžička

Page Load Speed

3.4 sec in total

First Response

350 ms

Resources Loaded

2.8 sec

Page Rendered

285 ms

aruzicka.cz screenshot

About Website

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

Specializujeme se na dodávky nástrojů a nářadí pro obrábění dřeva, plastů a kovů. Vyberte si u nás na webu a kontaktujte nás, rádi vám poradíme.

Visit aruzicka.cz

Key Findings

We analyzed Aruzicka.cz page load time and found that the first response time was 350 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

aruzicka.cz performance score

41

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.6 s

14/100

10%

LCP (Largest Contentful Paint)

Value6.8 s

7/100

25%

SI (Speed Index)

Value7.2 s

30/100

10%

TBT (Total Blocking Time)

Value120 ms

97/100

30%

CLS (Cumulative Layout Shift)

Value1.4

0/100

15%

TTI (Time to Interactive)

Value7.0 s

53/100

10%

Network Requests Diagram

aruzicka.cz

350 ms

www.aruzicka.cz

946 ms

format.css

122 ms

modules.css

239 ms

boxes.css

243 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that all of those requests were addressed to Aruzicka.cz and no external sources were called. The less responsive or slowest element that took the longest time to load (946 ms) belongs to the original domain Aruzicka.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 38.9 kB (22%)

Content Size

173.1 kB

After Optimization

134.2 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Aruzicka.cz main page is 173.1 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. 20% of websites need less resources to load. Images take 125.4 kB which makes up the majority of the site volume.

HTML Optimization

-70%

Potential reduce by 8.6 kB

  • Original 12.3 kB
  • After minification 11.5 kB
  • After compression 3.7 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 8.6 kB or 70% of the original size.

Image Optimization

-1%

Potential reduce by 916 B

  • Original 125.4 kB
  • After minification 124.5 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. Aruzicka images are well optimized though.

JavaScript Optimization

-78%

Potential reduce by 3.1 kB

  • Original 4.0 kB
  • After minification 2.9 kB
  • After compression 865 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 3.1 kB or 78% of the original size.

CSS Optimization

-84%

Potential reduce by 26.2 kB

  • Original 31.4 kB
  • After minification 19.6 kB
  • After compression 5.2 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. Aruzicka.cz needs all CSS files to be minified and compressed as it can save up to 26.2 kB or 84% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (50%)

Requests Now

46

After Optimization

23

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 46 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Aruzicka. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

aruzicka.cz

aruzicka.cz

350 ms

www.aruzicka.cz

www.aruzicka.cz

946 ms

format.css

format.css

122 ms

modules.css

modules.css

239 ms

boxes.css

boxes.css

243 ms

default.css

default.css

246 ms

popup.css

popup.css

240 ms

dom-drag.js

dom-drag.js

244 ms

main.js.php

main.js.php

353 ms

swfobject.js.php

swfobject.js.php

432 ms

paths.js.php

paths.js.php

495 ms

elements.js.php

elements.js.php

429 ms

ajax.js.php

ajax.js.php

433 ms

bg.gif

bg.gif

125 ms

popup_bg_header.jpg

popup_bg_header.jpg

122 ms

popup_close.gif

popup_close.gif

128 ms

bg_h1.gif

bg_h1.gif

124 ms

logo.gif

logo.gif

122 ms

ebrana.gif

ebrana.gif

124 ms

wa.gif

wa.gif

125 ms

bg_main.gif

bg_main.gif

223 ms

top.jpg

top.jpg

464 ms

icon_home.gif

icon_home.gif

229 ms

bg_icons_separator.gif

bg_icons_separator.gif

225 ms

icon_map.gif

icon_map.gif

228 ms

icon_kontakt.gif

icon_kontakt.gif

343 ms

search_input.gif

search_input.gif

346 ms

submit.gif

submit.gif

352 ms

bg_topmenu_li.gif

bg_topmenu_li.gif

348 ms

float_1.jpg

float_1.jpg

460 ms

float_2.jpg

float_2.jpg

465 ms

float_3.jpg

float_3.jpg

468 ms

float_4.jpg

float_4.jpg

591 ms

float_5.jpg

float_5.jpg

476 ms

float_6.jpg

float_6.jpg

578 ms

bg_left.gif

bg_left.gif

581 ms

hlavicka.gif

hlavicka.gif

583 ms

bg_leftmenu.gif

bg_leftmenu.gif

598 ms

bg_leftmenu_li.gif

bg_leftmenu_li.gif

594 ms

bg_left_link_1.gif

bg_left_link_1.gif

697 ms

bg_left_link_2.gif

bg_left_link_2.gif

701 ms

bg_right.gif

bg_right.gif

703 ms

bg_right_link_2.gif

bg_right_link_2.gif

713 ms

hlavicka2.gif

hlavicka2.gif

715 ms

bg_novinky_head.gif

bg_novinky_head.gif

718 ms

bg_novinky_archive.gif

bg_novinky_archive.gif

813 ms

bottom.jpg

bottom.jpg

820 ms

print_css.css

print_css.css

120 ms

Accessibility Review

aruzicka.cz accessibility score

94

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

Links do not have a discernible name

Best Practices

aruzicka.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

High

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

aruzicka.cz SEO score

90

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

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

    CZ

  • Encoding

    WINDOWS-1250

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Aruzicka.cz can be misinterpreted by Google and other search engines. Our service has detected that Czech is used on the page, and it does not match the claimed language. Our system also found out that Aruzicka.cz main page’s claimed encoding is windows-1250. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

aruzicka.cz

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