Access bezpecnaokna.cz. Bezpečnost plastových oken, eurooken

name

value

score

weighting

FCP (First Contentful Paint)

Value5.1 s

9/100

10%

LCP (Largest Contentful Paint)

Value7.2 s

5/100

25%

SI (Speed Index)

Value10.1 s

9/100

10%

TBT (Total Blocking Time)

Value400 ms

68/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value13.3 s

12/100

10%

bezpecnaokna.cz

343 ms

detect

116 ms

Bezpecnost

955 ms

froala_style.css

423 ms

main.css

532 ms

Our browser made a total of 39 requests to load all elements on the main page. We found that 5% of them (2 requests) were addressed to the original Bezpecnaokna.cz, 85% (33 requests) were made to Maco.eu and 5% (2 requests) were made to . The less responsive or slowest element that took the longest time to load (969 ms) relates to the external source Maco.eu.

Content Size

2.0 MB

After Optimization

1.7 MB

In fact, the total size of Bezpecnaokna.cz main page is 2.0 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. 50% of websites need less resources to load. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-83%

Potential reduce by 101.4 kB

Original 121.8 kB
After minification 95.0 kB
After compression 20.4 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 26.8 kB, which is 22% 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 101.4 kB or 83% of the original size.

Image Optimization

-3%

Potential reduce by 32.0 kB

Original 1.2 MB
After minification 1.1 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. Bezpecna Okna images are well optimized though.

JavaScript Optimization

-27%

Potential reduce by 141.6 kB

Original 519.3 kB
After minification 519.3 kB
After compression 377.8 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 141.6 kB or 27% of the original size.

CSS Optimization

-12%

Potential reduce by 24.9 kB

Original 211.7 kB
After minification 211.7 kB
After compression 186.8 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. Bezpecnaokna.cz needs all CSS files to be minified and compressed as it can save up to 24.9 kB or 12% of the original size.

Requests Now

After Optimization

The browser has sent 33 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Bezpecna Okna. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and from 4 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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.

High

[aria-*] attributes do not match their roles

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.

High

Buttons do not have an accessible name

High

Links do not have a discernible name

These are opportunities to improve the legibility of your content.

High

Background and foreground colors do not have a sufficient contrast ratio.

These are opportunities to improve keyboard navigation in your application.

High

Heading elements are not in a sequentially-descending order

These items highlight common accessibility best practices.

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Areas of Improvement

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

High

Displays images with incorrect aspect ratio

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

Search Engine Optimization Advices

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/).

High

Document uses legible font sizes

Language and Encoding

Language Detected

CS
Language Claimed

SK
Encoding

UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Bezpecnaokna.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 Slovak language. Our system also found out that Bezpecnaokna.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

bezpecnaokna.cz

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

Report Summary

Performance

Accessibility

Best Practices

SEO

Bezpečnost plastových oken, eurooken | Bezpečná okna

Page Load Speed

First Response

Resources Loaded

Page Rendered

About Website

Key Findings

Performance Metrics

Measured Metrics

FCP (First Contentful Paint)

LCP (Largest Contentful Paint)

SI (Speed Index)

TBT (Total Blocking Time)

CLS (Cumulative Layout Shift)

TTI (Time to Interactive)

Network Requests Diagram

bezpecnaokna.cz

detect

Bezpecnost

froala_style.css

main.css

Page Optimization Overview & Recommendations

Content Size

After Optimization

HTML Optimization

Image Optimization

JavaScript Optimization

CSS Optimization

Requests Breakdown

Requests Now

After Optimization

Network Requests Diagram

bezpecnaokna.cz

detect

Bezpecnost

froala_style.css

main.css

web-font-default.css

jquery-3.5.1.js

jquery.unobtrusive-ajax.js

file-uploader.js

inputmask.js

updatableFormHelper.js

chunk-vendors.js

app.js

lightgallery.min.css

matomo.js

maco.svg

sprite.svg

flexigon-white-square.svg

Kompetenzen-Sicherheit.jpg

Teaser_Sicherheit_Fenster_SK.jpg

teaser-beschlag_Fenster_SK.jpg

Kompetenzen-Sicherheit-MULTI-MATIC.jpg

Kompetenzen-Sicherheit-Z-TF.jpg

Kompetenzen-Sicherheit-Stahlhakengetriebe.jpg

Einbruchschutz_am_Fenster_RC3-Sicherheit.jpg

footer_map_AT.png

qualityaustria_en.png

IQ-Net-Logo.png

circular-globe.png

ZGZrcyIJdTwXUXA3v9fwa4CBdQAeclGDdyg4g2AAD9LbMAAAABXYSUuQAA

iconfont.woff

matomo.php

chunk-2d0d0068.js

chunk-2d0c8111.js

chunk-2d0e9ba4.js

chunk-e7831bd8.js

chunk-2d0b30f8.js

parsley-lang-package-51.js

Accessibility Review

Accessibility Issues

Best Practices

Areas of Improvement

SEO Factors