Report Summary

  • 54

    Performance

    Renders faster than
    72% of other websites

  • 91

    Accessibility

    Visual factors better than
    that of 77% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    56% of websites

  • 99

    SEO

    Google-friendlier than
    93% of websites

rbp-zp.cz

RBP, zdravotní pojišťovna | RBP zdravotní pojišťovna

Page Load Speed

1.4 sec in total

First Response

313 ms

Resources Loaded

998 ms

Page Rendered

99 ms

rbp-zp.cz screenshot

About Website

Welcome to rbp-zp.cz homepage info - get ready to check RBP Zp best content for Czech Republic right away, or after learning these important things about rbp-zp.cz

RBP, zdravotní pojišťovna

Visit rbp-zp.cz

Key Findings

We analyzed Rbp-zp.cz page load time and found that the first response time was 313 ms and then it took 1.1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

rbp-zp.cz performance score

54

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

45/100

10%

LCP (Largest Contentful Paint)

Value8.5 s

1/100

25%

SI (Speed Index)

Value7.9 s

23/100

10%

TBT (Total Blocking Time)

Value180 ms

91/100

30%

CLS (Cumulative Layout Shift)

Value0

100/100

15%

TTI (Time to Interactive)

Value7.2 s

51/100

10%

Network Requests Diagram

rbp-zp.cz

313 ms

pozadi.jpg

294 ms

novy-web.jpg

684 ms

Our browser made a total of 3 requests to load all elements on the main page. We found that 33% of them (1 request) were addressed to the original Rbp-zp.cz, 67% (2 requests) were made to Web-media.cz. The less responsive or slowest element that took the longest time to load (684 ms) relates to the external source Web-media.cz.

Page Optimization Overview & Recommendations

Page size can be reduced by 275 B (0%)

Content Size

80.6 kB

After Optimization

80.3 kB

In fact, the total size of Rbp-zp.cz main page is 80.6 kB. This result falls within a vast category (top 1 000 000) of heavyweight, probably not optimized, and thus slow loading web pages. Only a small number of websites need less resources to load. Images take 79.9 kB which makes up the majority of the site volume.

HTML Optimization

-41%

Potential reduce by 275 B

  • Original 674 B
  • After minification 667 B
  • After compression 399 B

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 275 B or 41% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 79.9 kB
  • After minification 79.9 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. RBP Zp images are well optimized though.

Requests Breakdown

We found no issues to fix!

Requests Now

2

After Optimization

2

The browser has sent 2 CSS, Javascripts, AJAX and image requests in order to completely render the main page of RBP Zp. According to our analytics all requests are already optimized.

Accessibility Review

rbp-zp.cz accessibility score

91

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.

Best practices

These items highlight common accessibility best practices.

Impact

Issue

High

[user-scalable="no"] is used in the <meta name="viewport"> element or the [maximum-scale] attribute is less than 5.

Best Practices

rbp-zp.cz best practices score

83

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

SEO Factors

rbp-zp.cz SEO score

99

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

High

Tap targets are not sized appropriately

Language and Encoding

  • Language Detected

    CS

  • Language Claimed

    CS

  • Encoding

    WINDOWS-1250

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rbp-zp.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 Rbp-zp.cz main page’s claimed encoding is windows-1250. 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

Open Graph description is not detected on the main page of RBP Zp. 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: