Report Summary

  • 70

    Performance

    Renders faster than
    81% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 77% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    36% of websites

  • 100

    SEO

    Google-friendlier than
    95% of websites

rscs.cz

Reality, nemovitosti, pozemky, prodej bytů, prodej domů | Realitní společnost České Spořitelny

Page Load Speed

3.4 sec in total

First Response

348 ms

Resources Loaded

2.5 sec

Page Rendered

497 ms

rscs.cz screenshot

About Website

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

Realitní společnost České spořitelny. Reality, nemovitosti a realitní kanceláře v celé ČR. Prodej bytů, pronájem bytů, rodinné domy, novostavby, stavební pozemky, chaty a chalupy.

Visit rscs.cz

Key Findings

We analyzed Rscs.cz page load time and found that the first response time was 348 ms and then it took 3 sec to load all DOM resources and completely render a web page. This is a poor result, as 55% of websites can load faster.

Performance Metrics

rscs.cz performance score

70

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.7 s

62/100

10%

LCP (Largest Contentful Paint)

Value3.1 s

76/100

25%

SI (Speed Index)

Value3.9 s

83/100

10%

TBT (Total Blocking Time)

Value650 ms

46/100

30%

CLS (Cumulative Layout Shift)

Value0.003

100/100

15%

TTI (Time to Interactive)

Value5.1 s

76/100

10%

Network Requests Diagram

rscs.cz

348 ms

www.rscs.cz

915 ms

normalize.css

235 ms

easy-grid.css

237 ms

app.css

243 ms

Our browser made a total of 60 requests to load all elements on the main page. We found that 73% of them (44 requests) were addressed to the original Rscs.cz, 7% (4 requests) were made to Google-analytics.com and 3% (2 requests) were made to Gaplus.cz. The less responsive or slowest element that took the longest time to load (915 ms) belongs to the original domain Rscs.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 466.2 kB (37%)

Content Size

1.3 MB

After Optimization

806.8 kB

In fact, the total size of Rscs.cz main page is 1.3 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 767.3 kB which makes up the majority of the site volume.

HTML Optimization

-89%

Potential reduce by 134.5 kB

  • Original 151.4 kB
  • After minification 136.6 kB
  • After compression 16.9 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. HTML code on this page is well minified. It is highly recommended that content of this web page should be compressed using GZIP, as it can save up to 134.5 kB or 89% of the original size.

Image Optimization

-10%

Potential reduce by 74.5 kB

  • Original 767.3 kB
  • After minification 692.8 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. Rscs images are well optimized though.

JavaScript Optimization

-67%

Potential reduce by 151.3 kB

  • Original 225.5 kB
  • After minification 208.3 kB
  • After compression 74.3 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 151.3 kB or 67% of the original size.

CSS Optimization

-82%

Potential reduce by 106.0 kB

  • Original 128.8 kB
  • After minification 100.3 kB
  • After compression 22.8 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. Rscs.cz needs all CSS files to be minified and compressed as it can save up to 106.0 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 23 (43%)

Requests Now

54

After Optimization

31

The browser has sent 54 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rscs. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 12 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

rscs.cz accessibility score

91

Accessibility Issues

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Best Practices

rscs.cz best practices score

75

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

General

Impact

Issue

Low

Detected JavaScript libraries

High

Browser errors were logged to the console

SEO Factors

rscs.cz SEO score

100

Search Engine Optimization Advices

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 Rscs.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 Rscs.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 Rscs. 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: