Tools & Wizards About Us

Report Summary

  • 43

    Performance

    Renders faster than
    62% of other websites

  • 67

    Accessibility

    Visual factors better than
    that of 32% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

rfzo.rs

Почетна страна

Page Load Speed

4.9 sec in total

First Response

466 ms

Resources Loaded

4.2 sec

Page Rendered

185 ms

About Website

Visit rfzo.rs now to see the best up-to-date Rfzo content for Serbia and also check out these interesting facts you probably never knew about rfzo.rs

Zvanicni sajt Republickog fonda za zdravstveno osiguranje

Visit rfzo.rs

Key Findings

We analyzed Rfzo.rs page load time and found that the first response time was 466 ms and then it took 4.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 70% of websites can load faster.

Performance Metrics

rfzo.rs performance score

43

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value9.2 s

0/100

10%

LCP (Largest Contentful Paint)

Value15.6 s

0/100

25%

SI (Speed Index)

Value9.9 s

9/100

10%

TBT (Total Blocking Time)

Value240 ms

86/100

30%

CLS (Cumulative Layout Shift)

Value0.018

100/100

15%

TTI (Time to Interactive)

Value12.7 s

14/100

10%

Network Requests Diagram

rfzo.rs

466 ms

rfzo.rs

1247 ms

bootstrap.min.css

685 ms

bootstrap-responsive.min.css

458 ms

font-awesome.css

459 ms

Our browser made a total of 64 requests to load all elements on the main page. We found that 94% of them (60 requests) were addressed to the original Rfzo.rs, 5% (3 requests) were made to Google-analytics.com and 2% (1 request) were made to Googletagmanager.com. The less responsive or slowest element that took the longest time to load (1.7 sec) belongs to the original domain Rfzo.rs.

Page Optimization Overview & Recommendations

Page size can be reduced by 1.7 MB (85%)

Content Size

2.0 MB

After Optimization

295.4 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Rfzo.rs main page is 2.0 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. 45% of websites need less resources to load. Images take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-87%

Potential reduce by 173.7 kB

  • Original 198.5 kB
  • After minification 181.2 kB
  • After compression 24.9 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 173.7 kB or 87% of the original size.

Image Optimization

-90%

Potential reduce by 1.0 MB

  • Original 1.1 MB
  • After minification 112.6 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, Rfzo needs image optimization as it can save up to 1.0 MB or 90% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-71%

Potential reduce by 265.2 kB

  • Original 372.8 kB
  • After minification 327.3 kB
  • After compression 107.6 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 265.2 kB or 71% of the original size.

CSS Optimization

-85%

Potential reduce by 277.9 kB

  • Original 328.2 kB
  • After minification 283.4 kB
  • After compression 50.3 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. Rfzo.rs needs all CSS files to be minified and compressed as it can save up to 277.9 kB or 85% of the original size.

Requests Breakdown

Number of requests can be reduced by 33 (54%)

Requests Now

61

After Optimization

28

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 61 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Rfzo. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 21 to 1 for JavaScripts and from 14 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

Accessibility Review

rfzo.rs accessibility score

67

Accessibility Issues

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

Buttons do not have an accessible name

High

Form elements do not have associated labels

High

Links do not have a discernible name

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

rfzo.rs 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

rfzo.rs SEO score

91

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

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

    SR

  • Language Claimed

    SR

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Rfzo.rs can be misinterpreted by Google and other search engines. Our service has detected that Serbian is used on the page, and it matches the claimed language. Our system also found out that Rfzo.rs 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 Rfzo. 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: