Report Summary

  • 51

    Performance

    Renders faster than
    70% of other websites

  • 88

    Accessibility

    Visual factors better than
    that of 70% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    57% of websites

  • 86

    SEO

    Google-friendlier than
    61% of websites

netmonitor.cz

Úvodní stránka | SPIR

Page Load Speed

3.5 sec in total

First Response

326 ms

Resources Loaded

2.9 sec

Page Rendered

257 ms

netmonitor.cz screenshot

About Website

Visit netmonitor.cz now to see the best up-to-date Netmonitor content for Czech Republic and also check out these interesting facts you probably never knew about netmonitor.cz

Sdružení pro internetový rozvoj

Visit netmonitor.cz

Key Findings

We analyzed Netmonitor.cz page load time and found that the first response time was 326 ms and then it took 3.2 sec to load all DOM resources and completely render a web page. This is a poor result, as 50% of websites can load faster.

Performance Metrics

netmonitor.cz performance score

51

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.7 s

12/100

10%

LCP (Largest Contentful Paint)

Value13.3 s

0/100

25%

SI (Speed Index)

Value6.7 s

36/100

10%

TBT (Total Blocking Time)

Value140 ms

96/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value10.3 s

25/100

10%

Network Requests Diagram

www.netmonitor.cz

326 ms

css_d8d43c152a46e7518859a4ac40d294fe.css

717 ms

js_7663e9f8a5fdffe2034de73afc4b2e1c.js

833 ms

gemius.js

211 ms

graf_netmonitor_homepage.php

384 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that 92% of them (34 requests) were addressed to the original Netmonitor.cz, 5% (2 requests) were made to Google-analytics.com and 3% (1 request) were made to Spir.hit.gemius.pl. The less responsive or slowest element that took the longest time to load (1.1 sec) belongs to the original domain Netmonitor.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 558.2 kB (68%)

Content Size

823.6 kB

After Optimization

265.4 kB

In fact, the total size of Netmonitor.cz main page is 823.6 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. Javascripts take 385.4 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 19.3 kB

  • Original 26.5 kB
  • After minification 23.7 kB
  • After compression 7.2 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 2.8 kB, which is 11% 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 19.3 kB or 73% of the original size.

Image Optimization

-16%

Potential reduce by 15.5 kB

  • Original 98.9 kB
  • After minification 83.5 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. Obviously, Netmonitor needs image optimization as it can save up to 15.5 kB or 16% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-70%

Potential reduce by 268.3 kB

  • Original 385.4 kB
  • After minification 332.9 kB
  • After compression 117.1 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 268.3 kB or 70% of the original size.

CSS Optimization

-82%

Potential reduce by 255.0 kB

  • Original 312.7 kB
  • After minification 301.6 kB
  • After compression 57.7 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. Netmonitor.cz needs all CSS files to be minified and compressed as it can save up to 255.0 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 18 (50%)

Requests Now

36

After Optimization

18

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Netmonitor. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 4 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

netmonitor.cz accessibility score

88

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

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Best Practices

netmonitor.cz best practices score

83

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

netmonitor.cz SEO score

86

Search Engine Optimization Advices

Content Best Practices

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

Impact

Issue

High

Image elements do not have [alt] attributes

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

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 Netmonitor.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 Netmonitor.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 description is not detected on the main page of Netmonitor. 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: