Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 69

    Accessibility

    Visual factors better than
    that of 34% of websites

  • 67

    Best Practices

    More advanced features
    available than in
    24% of websites

  • 62

    SEO

    Google-friendlier than
    23% of websites

suzi.cz

Úklidové služby Praha a celá ČR - Agentura Suzi s.r.o.

Page Load Speed

2.9 sec in total

First Response

460 ms

Resources Loaded

2.2 sec

Page Rendered

285 ms

suzi.cz screenshot

About Website

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

Zajišťujeme kompletní služby v oblasti hlídání děti, doučování, péče o domácnost, úklidové služby, babysitting, hodinový manžel.

Visit suzi.cz

Key Findings

We analyzed Suzi.cz page load time and found that the first response time was 460 ms and then it took 2.5 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

suzi.cz performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value5.9 s

4/100

10%

LCP (Largest Contentful Paint)

Value7.0 s

6/100

25%

SI (Speed Index)

Value8.6 s

17/100

10%

TBT (Total Blocking Time)

Value370 ms

71/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value11.5 s

18/100

10%

Network Requests Diagram

suzi.cz

460 ms

Aristo.css

316 ms

fancybox.css

207 ms

frontend.css

320 ms

jquery-1.10.1.min.js

538 ms

Our browser made a total of 34 requests to load all elements on the main page. We found that 82% of them (28 requests) were addressed to the original Suzi.cz, 6% (2 requests) were made to Google-analytics.com and 6% (2 requests) were made to Staticxx.facebook.com. The less responsive or slowest element that took the longest time to load (1 sec) belongs to the original domain Suzi.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 476.4 kB (34%)

Content Size

1.4 MB

After Optimization

915.1 kB

In fact, the total size of Suzi.cz main page is 1.4 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. 40% of websites need less resources to load. Images take 843.8 kB which makes up the majority of the site volume.

HTML Optimization

-73%

Potential reduce by 24.3 kB

  • Original 33.5 kB
  • After minification 29.7 kB
  • After compression 9.2 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 3.8 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 24.3 kB or 73% of the original size.

Image Optimization

-10%

Potential reduce by 80.9 kB

  • Original 843.8 kB
  • After minification 762.8 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. Suzi images are well optimized though.

JavaScript Optimization

-70%

Potential reduce by 296.4 kB

  • Original 426.2 kB
  • After minification 418.1 kB
  • After compression 129.8 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 296.4 kB or 70% of the original size.

CSS Optimization

-85%

Potential reduce by 74.8 kB

  • Original 88.0 kB
  • After minification 72.1 kB
  • After compression 13.2 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. Suzi.cz needs all CSS files to be minified and compressed as it can save up to 74.8 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 8 (27%)

Requests Now

30

After Optimization

22

The browser has sent 30 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Suzi. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and as a result speed up the page load time.

Accessibility Review

suzi.cz accessibility score

69

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

suzi.cz best practices score

67

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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

suzi.cz SEO score

62

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

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

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 Suzi.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 Suzi.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 Suzi. 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: