Access impnet.cz. Spolehlivý partner pro web a online marketing v Brně

name

value

score

weighting

FCP (First Contentful Paint)

Value10.5 s

0/100

10%

LCP (Largest Contentful Paint)

Value13.9 s

0/100

25%

SI (Speed Index)

Value15.7 s

0/100

10%

TBT (Total Blocking Time)

Value850 ms

34/100

30%

CLS (Cumulative Layout Shift)

Value0.2

62/100

15%

TTI (Time to Interactive)

Value19.4 s

2/100

10%

impnet.cz

396 ms

impnet.cz

405 ms

www.impnet.cz

763 ms

uikit.css

223 ms

uikit-rtl.css

299 ms

Our browser made a total of 134 requests to load all elements on the main page. We found that 95% of them (127 requests) were addressed to the original Impnet.cz, 1% (2 requests) were made to Connect.facebook.net and 1% (1 request) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (949 ms) belongs to the original domain Impnet.cz.

Content Size

1.9 MB

After Optimization

1.5 MB

In fact, the total size of Impnet.cz main page is 1.9 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. 60% of websites need less resources to load. Images take 1.4 MB which makes up the majority of the site volume.

HTML Optimization

-80%

Potential reduce by 54.0 kB

Original 67.6 kB
After minification 53.7 kB
After compression 13.6 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 13.9 kB, which is 21% 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 54.0 kB or 80% of the original size.

Image Optimization

-14%

Potential reduce by 198.3 kB

Original 1.4 MB
After minification 1.2 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. Obviously, IMPnet needs image optimization as it can save up to 198.3 kB or 14% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-23%

Potential reduce by 68.6 kB

Original 300.3 kB
After minification 299.7 kB
After compression 231.7 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 68.6 kB or 23% of the original size.

CSS Optimization

-24%

Potential reduce by 26.7 kB

Original 109.4 kB
After minification 109.4 kB
After compression 82.7 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. Impnet.cz needs all CSS files to be minified and compressed as it can save up to 26.7 kB or 24% of the original size.

Requests Now

124

After Optimization

The browser has sent 124 CSS, Javascripts, AJAX and image requests in order to completely render the main page of IMPnet. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 31 to 1 for JavaScripts and from 16 to 1 for CSS and as a result speed up the page load time.

Accessibility Issues

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 interpretation of your content by users in different locales.

High

<html> element does not have a [lang] attribute

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

Image elements do not have [alt] attributes

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

High

Browser errors were logged to the console

High

Page has valid source maps

Search Engine Optimization Advices

To appear in search results, crawlers need access to your app.

High

Links are not crawlable

Format your HTML in a way that enables crawlers to better understand your app’s content.

High

Image elements do not have [alt] attributes

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

N/A
Encoding

ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Impnet.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 Impnet.cz main page’s claimed encoding is iso-8859-1. 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

impnet.cz

Open Graph data is detected on the main page of IMPnet. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook:

Report Summary

Performance

Accessibility

Best Practices

SEO

Spolehlivý partner pro web a online marketing v Brně | IMPnet

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

impnet.cz

impnet.cz

www.impnet.cz

uikit.css

uikit-rtl.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

impnet.cz

impnet.cz

www.impnet.cz

uikit.css

uikit-rtl.css

uikit.js

uikit-icons.min.js

reset.css

style.css

responsive.css

magnific-popup.css

magnific_popup.css

scrollbar.css

jquery-ui-1.10.4.custom.css

font-awesome.css

magnific-popup.css

aero.css

select2.min.css

jquery.easy_slides.css

slick.css

slick-theme.css

jquery-1.10.2.js

jquery-ui-1.10.4.custom.js

magnific_popup.js

jquery.easy_slides.js

slick.min.js

slick.js

jquery.mixitup.js

jQuery.succinct.min.js

modernizr-touch.js

jquery.scrollbar.min.js

clearbox.js

icheck.js

jquery.magnific-popup.js

countup.min.js

jquery.modal.js

site.js

fancySelect.js

script.js

navlist.js

CookieBar.js

jquery.mobile-events.min.js

cb_style.css