Tools & Wizards About Us
cefix.rs screenshot

Report Summary

  • 15

    Performance

    Renders faster than
    27% of other websites

  • 72

    Accessibility

    Visual factors better than
    that of 37% of websites

  • 58

    Best Practices

    More advanced features
    available than in
    20% of websites

  • 98

    SEO

    Google-friendlier than
    92% of websites

cefix.rs

Početna

Page Load Speed

5.5 sec in total

First Response

379 ms

Resources Loaded

4.7 sec

Page Rendered

454 ms

cefix.rs screenshot

About Website

Click here to check amazing Cefix content for Serbia. Otherwise, check out these important facts you probably never knew about cefix.rs

Centar za energetsku efikasnost - CEFIX

Visit cefix.rs

Key Findings

We analyzed Cefix.rs page load time and found that the first response time was 379 ms and then it took 5.1 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster. This domain responded with an error, which can significantly jeopardize Cefix.rs rating and web reputation

Performance Metrics

cefix.rs performance score

15

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value7.8 s

0/100

10%

LCP (Largest Contentful Paint)

Value8.0 s

2/100

25%

SI (Speed Index)

Value13.2 s

2/100

10%

TBT (Total Blocking Time)

Value1,550 ms

13/100

30%

CLS (Cumulative Layout Shift)

Value0.182

67/100

15%

TTI (Time to Interactive)

Value15.7 s

6/100

10%

Network Requests Diagram

cefix.rs

379 ms

www.cefix.rs

1142 ms

css-100db.css

216 ms

css-a0e16.css

311 ms

css-68030.css

232 ms

Our browser made a total of 124 requests to load all elements on the main page. We found that 70% of them (87 requests) were addressed to the original Cefix.rs, 4% (5 requests) were made to Pagead2.googlesyndication.com and 4% (5 requests) were made to Tpc.googlesyndication.com. The less responsive or slowest element that took the longest time to load (1.6 sec) relates to the external source Encrypted-tbn0.gstatic.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 906.7 kB (36%)

Content Size

2.5 MB

After Optimization

1.6 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Cefix.rs main page is 2.5 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.2 MB which makes up the majority of the site volume.

HTML Optimization

-81%

Potential reduce by 95.2 kB

  • Original 117.1 kB
  • After minification 109.9 kB
  • After compression 21.9 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 95.2 kB or 81% of the original size.

Image Optimization

-3%

Potential reduce by 40.8 kB

  • Original 1.2 MB
  • After minification 1.1 MB

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. Cefix images are well optimized though.

JavaScript Optimization

-58%

Potential reduce by 502.2 kB

  • Original 868.7 kB
  • After minification 846.7 kB
  • After compression 366.5 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 502.2 kB or 58% of the original size.

CSS Optimization

-82%

Potential reduce by 268.4 kB

  • Original 326.8 kB
  • After minification 316.9 kB
  • After compression 58.4 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. Cefix.rs needs all CSS files to be minified and compressed as it can save up to 268.4 kB or 82% of the original size.

Requests Breakdown

Number of requests can be reduced by 37 (32%)

Requests Now

114

After Optimization

77

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 114 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Cefix. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 26 to 1 for JavaScripts and from 7 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

cefix.rs

cefix.rs

379 ms

www.cefix.rs

www.cefix.rs

1142 ms

css-100db.css

css-100db.css

216 ms

css-a0e16.css

css-a0e16.css

311 ms

css-68030.css

css-68030.css

232 ms

style.css

style.css

355 ms

css-28145.css

css-28145.css

227 ms

js-d313e.js

js-d313e.js

682 ms

k2.js

k2.js

331 ms

js-b9045.js

js-b9045.js

884 ms

behaviour.js

behaviour.js

360 ms

silverlight.js

silverlight.js

414 ms

wmvplayer.js

wmvplayer.js

532 ms

ac_quicktime.js

ac_quicktime.js

619 ms

jwplayer.js

jwplayer.js

706 ms

js-5a082.js

js-5a082.js

547 ms

acymailing_module.js

acymailing_module.js

647 ms

js-0b4dc.js

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655 ms

jquery.min.js

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36 ms

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762 ms

css

css

41 ms

element.js

element.js

56 ms

adsbygoogle.js

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32 ms

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468 ms

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17 ms

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160 ms

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logo.gif

158 ms

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159 ms

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463 ms

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159 ms

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467 ms

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546 ms

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461 ms

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463 ms

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461 ms

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468 ms

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469 ms

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470 ms

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466 ms

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469 ms

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548 ms

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545 ms

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549 ms

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547 ms

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613 ms

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721 ms

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691 ms

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692 ms

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697 ms

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693 ms

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720 ms

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748 ms

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745 ms

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750 ms

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769 ms

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832 ms

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829 ms

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874 ms

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876 ms

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879 ms

translateelement.css

translateelement.css

54 ms

main.js

main.js

138 ms

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879 ms

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25 ms

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26 ms

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26 ms

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13 ms

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389 ms

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388 ms

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98 ms

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313 ms

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875 ms

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814 ms

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799 ms

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257 ms

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530 ms

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538 ms

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708 ms

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711 ms

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726 ms

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823 ms

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774 ms

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773 ms

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918 ms

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Accessibility Review

cefix.rs accessibility score

72

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

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

cefix.rs best practices score

58

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

High

Page has valid source maps

High

Issues were logged in the Issues panel in Chrome Devtools

SEO Factors

cefix.rs SEO score

98

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

    SR

  • Language Claimed

    SR

  • Encoding

    UTF-8

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Cefix.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 Cefix.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

cefix.rs

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