Tools & Wizards About Us
covidax.eu screenshot

Report Summary

  • 58

    Performance

    Renders faster than
    74% of other websites

  • 86

    Accessibility

    Visual factors better than
    that of 61% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 83

    SEO

    Google-friendlier than
    46% of websites

covidax.eu

COVIDAX || The first independent coronavirus vaccine

Page Load Speed

7.8 sec in total

First Response

368 ms

Resources Loaded

6.4 sec

Page Rendered

1 sec

covidax.eu screenshot

About Website

Welcome to covidax.eu homepage info - get ready to check COVIDAX best content right away, or after learning these important things about covidax.eu

World’s first independent coronavirus vaccine and antibody treatment. | Prvá nezávislá COVID-19 vakcína a protilátková terapia na svete.

Visit covidax.eu

Key Findings

We analyzed Covidax.eu page load time and found that the first response time was 368 ms and then it took 7.4 sec to load all DOM resources and completely render a web page. This is a poor result, as 85% of websites can load faster.

Performance Metrics

covidax.eu performance score

58

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.2 s

44/100

10%

LCP (Largest Contentful Paint)

Value3.2 s

73/100

25%

SI (Speed Index)

Value10.7 s

7/100

10%

TBT (Total Blocking Time)

Value490 ms

58/100

30%

CLS (Cumulative Layout Shift)

Value0.038

100/100

15%

TTI (Time to Interactive)

Value11.6 s

18/100

10%

Network Requests Diagram

covidax.eu

368 ms

www.covidax.eu

913 ms

all.min.css

328 ms

css2

89 ms

custom.css

439 ms

Our browser made a total of 91 requests to load all elements on the main page. We found that 79% of them (72 requests) were addressed to the original Covidax.eu, 3% (3 requests) were made to Connect.facebook.net and 2% (2 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (3 sec) belongs to the original domain Covidax.eu.

Page Optimization Overview & Recommendations

Page size can be reduced by 681.8 kB (27%)

Content Size

2.5 MB

After Optimization

1.8 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Covidax.eu 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. 65% of websites need less resources to load. Images take 2.3 MB which makes up the majority of the site volume.

HTML Optimization

-82%

Potential reduce by 56.0 kB

  • Original 68.7 kB
  • After minification 54.9 kB
  • After compression 12.7 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 13.8 kB, which is 20% 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 56.0 kB or 82% of the original size.

Image Optimization

-26%

Potential reduce by 584.9 kB

  • Original 2.3 MB
  • After minification 1.7 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. Obviously, COVIDAX needs image optimization as it can save up to 584.9 kB or 26% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-8%

Potential reduce by 8.5 kB

  • Original 109.7 kB
  • After minification 109.7 kB
  • After compression 101.3 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. This website has mostly compressed JavaScripts.

CSS Optimization

-68%

Potential reduce by 32.4 kB

  • Original 47.3 kB
  • After minification 15.0 kB
  • After compression 14.9 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. Covidax.eu needs all CSS files to be minified and compressed as it can save up to 32.4 kB or 68% of the original size.

Requests Breakdown

Number of requests can be reduced by 22 (26%)

Requests Now

84

After Optimization

62

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 84 CSS, Javascripts, AJAX and image requests in order to completely render the main page of COVIDAX. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 18 to 1 for JavaScripts and from 6 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

covidax.eu

covidax.eu

368 ms

www.covidax.eu

www.covidax.eu

913 ms

all.min.css

all.min.css

328 ms

css2

css2

89 ms

custom.css

custom.css

439 ms

slick.css

slick.css

325 ms

aos.css

aos.css

326 ms

sdk.js

sdk.js

14 ms

jquery.min.js

jquery.min.js

482 ms

bootstrap.bundle.min.js

bootstrap.bundle.min.js

493 ms

jquery.easing.min.js

jquery.easing.min.js

29 ms

particles.js

particles.js

595 ms

slick.js

slick.js

601 ms

creative.min.js

creative.min.js

597 ms

aos.js

aos.js

709 ms

numscroller-1.0.js

numscroller-1.0.js

807 ms

gtm.js

gtm.js

150 ms

fbevents.js

fbevents.js

35 ms

forbes_W.png

forbes_W.png

456 ms

Trend_W.png

Trend_W.png

599 ms

DennikN_W.png

DennikN_W.png

706 ms

worth-W.png

worth-W.png

600 ms

yahoo_W.png

yahoo_W.png

707 ms

Kurier_W.png

Kurier_W.png

776 ms

pharmaceuticalreview_W.png

pharmaceuticalreview_W.png

883 ms

Pravo_W.png

Pravo_W.png

918 ms

ta3_W.png

ta3_W.png

920 ms

slovakspectator_W.png

slovakspectator_W.png

1130 ms

startitup_W.png

startitup_W.png

1027 ms

Gen_engineering_W.png

Gen_engineering_W.png

1199 ms

Valuewalk_W.png

Valuewalk_W.png

1307 ms

pharmafield_W.png

pharmafield_W.png

1236 ms

labiotech_W.png

labiotech_W.png

1237 ms

sk.svg

sk.svg

1346 ms

en.svg

en.svg

1448 ms

covidax.png

covidax.png

1519 ms

story1.jpg

story1.jpg

1660 ms

story3.jpg

story3.jpg

1767 ms

story2.jpg

story2.jpg

1732 ms

additional1.png

additional1.png

1663 ms

additional2.png

additional2.png

1767 ms

carousel1.png

carousel1.png

2260 ms

carousel2.png

carousel2.png

2403 ms

carousel3.png

carousel3.png

2406 ms

carousel4.png

carousel4.png

2473 ms

carousel5.png

carousel5.png

2507 ms

embed

embed

302 ms

carousel6.png

carousel6.png

2482 ms

sdk.js

sdk.js

57 ms

font

font

171 ms

BebasNeueBold.ttf.woff

BebasNeueBold.ttf.woff

2549 ms

insight.min.js

insight.min.js

92 ms

fa-solid-900.woff

fa-solid-900.woff

2799 ms

78 ms

analytics.js

analytics.js

43 ms

hotjar-1871943.js

hotjar-1871943.js

118 ms

insight.old.min.js

insight.old.min.js

12 ms

fa-regular-400.woff

fa-regular-400.woff

2613 ms

fa-brands-400.woff

fa-brands-400.woff

2786 ms

YahooF.jpg

YahooF.jpg

2688 ms

insight_tag_errors.gif

insight_tag_errors.gif

101 ms

collect

collect

12 ms

collect

collect

89 ms

js

js

53 ms

modules.84f80a92c39bbd76564a.js

modules.84f80a92c39bbd76564a.js

20 ms

press5_compress.png

press5_compress.png

2582 ms

ga-audiences

ga-audiences

28 ms

press4_compress.png

press4_compress.png

2761 ms

press8_compress.png

press8_compress.png

2800 ms

press9_compress.png

press9_compress.png

2658 ms

press11_compress.png

press11_compress.png

2658 ms

press_metropole.png

press_metropole.png

2877 ms

press10_compress.png

press10_compress.png

2642 ms

press14_compress.png

press14_compress.png

2759 ms

prospectus_en.png

prospectus_en.png

2903 ms

2_2.png

2_2.png

2764 ms

4.png

4.png

2998 ms

DennikN_B.png

DennikN_B.png

2747 ms

yahoo_B.png

yahoo_B.png

2727 ms

Kurier_B.png

Kurier_B.png

2700 ms

pharmaceuticalreview_B.png

pharmaceuticalreview_B.png

2871 ms

Pravo_B.png

Pravo_B.png

2856 ms

TA3_B.png

TA3_B.png

2801 ms

slovakspectator_B.png

slovakspectator_B.png

2938 ms

1b.png

1b.png

2767 ms

2b.png

2b.png

2718 ms

5b.png

5b.png

2965 ms

6b.png

6b.png

2763 ms

4b.png

4b.png

2905 ms

1.png

1.png

2770 ms

custom.css

custom.css

2903 ms

Accessibility Review

covidax.eu accessibility score

86

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

<frame> or <iframe> elements do not have a title

High

Image elements do not have [alt] attributes

High

Links do not have a discernible name

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

Best Practices

covidax.eu 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

High

Page has valid source maps

SEO Factors

covidax.eu SEO score

83

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

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

covidax.eu

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