Tools & Wizards About Us
support.certum.eu screenshot

Report Summary

  • 24

    Performance

    Renders faster than
    43% of other websites

  • 82

    Accessibility

    Visual factors better than
    that of 52% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 76

    SEO

    Google-friendlier than
    35% of websites

support.certum.eu

Support Certum >> SSL, Electronic Signature, Code Signing

Page Load Speed

5.1 sec in total

First Response

605 ms

Resources Loaded

4.2 sec

Page Rendered

316 ms

support.certum.eu screenshot

About Website

Click here to check amazing Support Certum content for Iran. Otherwise, check out these important facts you probably never knew about support.certum.eu

Choose in the store the Certum Code Signing certificate appropriate to your needs and add it to the shopping cart.

Visit support.certum.eu

Key Findings

We analyzed Support.certum.eu page load time and found that the first response time was 605 ms and then it took 4.5 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

support.certum.eu performance score

24

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.7 s

29/100

10%

LCP (Largest Contentful Paint)

Value9.4 s

1/100

25%

SI (Speed Index)

Value9.1 s

14/100

10%

TBT (Total Blocking Time)

Value1,900 ms

8/100

30%

CLS (Cumulative Layout Shift)

Value0.006

100/100

15%

TTI (Time to Interactive)

Value12.0 s

16/100

10%

Network Requests Diagram

support.certum.eu

605 ms

support.certum.eu

490 ms

854 ms

gtm.js

97 ms

insight.min.js

52 ms

Our browser made a total of 37 requests to load all elements on the main page. We found that 54% of them (20 requests) were addressed to the original Support.certum.eu, 14% (5 requests) were made to Gstatic.com and 11% (4 requests) were made to Google.com. The less responsive or slowest element that took the longest time to load (854 ms) belongs to the original domain Support.certum.eu.

Page Optimization Overview & Recommendations

Page size can be reduced by 574.9 kB (48%)

Content Size

1.2 MB

After Optimization

635.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Support.certum.eu main page is 1.2 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. HTML takes 675.7 kB which makes up the majority of the site volume.

HTML Optimization

-85%

Potential reduce by 573.6 kB

  • Original 675.7 kB
  • After minification 645.8 kB
  • After compression 102.1 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 573.6 kB or 85% of the original size.

Image Optimization

-0%

Potential reduce by 0 B

  • Original 2.2 kB
  • After minification 2.2 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. Support Certum images are well optimized though.

JavaScript Optimization

-0%

Potential reduce by 1.3 kB

  • Original 507.7 kB
  • After minification 507.7 kB
  • After compression 506.4 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

-0%

Potential reduce by 0 B

  • Original 24.6 kB
  • After minification 24.6 kB
  • After compression 24.6 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. Support.certum.eu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 18 (67%)

Requests Now

27

After Optimization

9

  • AJAX
  • Images
  • JavaScript
  • CSS

The browser has sent 27 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Support Certum. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 14 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

support.certum.eu

support.certum.eu

605 ms

support.certum.eu

support.certum.eu

490 ms

854 ms

gtm.js

gtm.js

97 ms

insight.min.js

insight.min.js

52 ms

api.js

api.js

64 ms

wp-polyfill-inert.min.js

wp-polyfill-inert.min.js

148 ms

regenerator-runtime.min.js

regenerator-runtime.min.js

255 ms

wp-polyfill.min.js

wp-polyfill.min.js

500 ms

autoptimize_13cca119eed3c7cb6c320e372d6b7723.js

autoptimize_13cca119eed3c7cb6c320e372d6b7723.js

668 ms

documentation.svg

documentation.svg

378 ms

tools-1.svg

tools-1.svg

376 ms

questions.svg

questions.svg

380 ms

tools-md-1.svg

tools-md-1.svg

381 ms

documentation-md.svg

documentation-md.svg

536 ms

questions-md.svg

questions-md.svg

535 ms

contact1.svg

contact1.svg

539 ms

logoft.svg

logoft.svg

537 ms

tag

tag

810 ms

subset-Geomanist-Regular.woff

subset-Geomanist-Regular.woff

597 ms

subset-Geomanist-Medium.woff

subset-Geomanist-Medium.woff

747 ms

subset-Geomanist-Bold.woff

subset-Geomanist-Bold.woff

748 ms

subset-Geomanist-Book.woff

subset-Geomanist-Book.woff

614 ms

insight_tag_errors.gif

insight_tag_errors.gif

162 ms

recaptcha__en.js

recaptcha__en.js

44 ms

anchor

anchor

41 ms

styles__ltr.css

styles__ltr.css

3 ms

recaptcha__en.js

recaptcha__en.js

11 ms

IDLZ5bdCrEGdGR5FKKZfiIWvV7rMSlbAHUEzxUIOBQg.js

IDLZ5bdCrEGdGR5FKKZfiIWvV7rMSlbAHUEzxUIOBQg.js

31 ms

webworker.js

webworker.js

47 ms

logo_48.png

logo_48.png

36 ms

KFOmCnqEu92Fr1Mu4mxP.ttf

KFOmCnqEu92Fr1Mu4mxP.ttf

48 ms

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

KFOlCnqEu92Fr1MmEU9fBBc9.ttf

54 ms

KFOlCnqEu92Fr1MmYUtfBBc9.ttf

KFOlCnqEu92Fr1MmYUtfBBc9.ttf

59 ms

recaptcha__en.js

recaptcha__en.js

13 ms

certum_pl_ev.svg

certum_pl_ev.svg

249 ms

external.js

external.js

378 ms

Accessibility Review

support.certum.eu accessibility score

82

Accessibility Issues

ARIA

These are opportunities to improve the usage of ARIA in your application which may enhance the experience for users of assistive technology, like a screen reader.

Impact

Issue

High

ARIA input fields do not have accessible names

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

Image elements do not have [alt] attributes

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

support.certum.eu best practices score

92

Areas of Improvement

Trust and Safety

Impact

Issue

High

Does not use HTTPS

Low

Ensure CSP is effective against XSS attacks

General

Impact

Issue

Low

Detected JavaScript libraries

High

Missing source maps for large first-party JavaScript

SEO Factors

support.certum.eu SEO score

76

Search Engine Optimization Advices

Content Best Practices

Format your HTML in a way that enables crawlers to better understand your app’s content.

Impact

Issue

High

Links do not have descriptive text

High

Image elements do not have [alt] attributes

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

    EN

  • Language Claimed

    EN

  • Encoding

    UTF-8

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

support.certum.eu

Open Graph data is detected on the main page of Support Certum. This is the best way to make the web page social media friendly. Here is how it looks like on Facebook: