Access oase-filtrace.cz. Dokážeme dokonale propojit vodu a zahradu

name

value

score

weighting

FCP (First Contentful Paint)

Value4.9 s

11/100

10%

LCP (Largest Contentful Paint)

Value9.6 s

0/100

25%

SI (Speed Index)

Value8.2 s

20/100

10%

TBT (Total Blocking Time)

Value900 ms

31/100

30%

CLS (Cumulative Layout Shift)

Value0.528

14/100

15%

TTI (Time to Interactive)

Value8.5 s

38/100

10%

oase-filtrace.cz

292 ms

www.oase-filtrace.cz

601 ms

source-sans-3.css

483 ms

exo-2.css

492 ms

style.css

774 ms

Our browser made a total of 38 requests to load all elements on the main page. We found that 5% of them (2 requests) were addressed to the original Oase-filtrace.cz, 89% (34 requests) were made to Cdn.myshoptet.com and 5% (2 requests) were made to Connect.facebook.net. The less responsive or slowest element that took the longest time to load (851 ms) relates to the external source Cdn.myshoptet.com.

Content Size

702.2 kB

After Optimization

428.5 kB

In fact, the total size of Oase-filtrace.cz main page is 702.2 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. 50% of websites need less resources to load. Images take 408.6 kB which makes up the majority of the site volume.

HTML Optimization

-90%

Potential reduce by 264.4 kB

Original 293.6 kB
After minification 187.4 kB
After compression 29.1 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 106.2 kB, which is 36% 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 264.4 kB or 90% of the original size.

Image Optimization

-2%

Potential reduce by 9.2 kB

Original 408.6 kB
After minification 399.4 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. Oase Filtrace images are well optimized though.

Requests Now

After Optimization

The browser has sent 32 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Oase Filtrace. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 10 to 1 for JavaScripts and from 9 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 input fields do not have accessible names

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

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 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

Links do not have a discernible name

Areas of Improvement

High

Does not use HTTPS

High

Includes front-end JavaScript libraries with known security vulnerabilities

Low

Ensure CSP is effective against XSS attacks

High

Serves images with low resolution

Low

Detected JavaScript libraries

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

High

Tap targets are not sized appropriately

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 Oase-filtrace.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 Oase-filtrace.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 data is detected on the main page of Oase Filtrace. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: