Report Summary

  • 42

    Performance

    Renders faster than
    61% of other websites

  • 71

    Accessibility

    Visual factors better than
    that of 36% of websites

  • 75

    Best Practices

    More advanced features
    available than in
    35% of websites

  • 81

    SEO

    Google-friendlier than
    42% of websites

persometrics.ch

DNA and hormone testing empowered by Swiss science. DNA and hormone analysis by nutrigenomics, sports genomics and adrenal profiling

Page Load Speed

6.4 sec in total

First Response

768 ms

Resources Loaded

5.4 sec

Page Rendered

262 ms

persometrics.ch screenshot

About Website

Welcome to persometrics.ch homepage info - get ready to check Persometrics best content right away, or after learning these important things about persometrics.ch

How can DNA tests and hormone testing help you find your path to optimal wellness? Assess your levels with Persometrics DNA and hormone test kits, get advice on lifestyle choices based on endocrinolog...

Visit persometrics.ch

Key Findings

We analyzed Persometrics.ch page load time and found that the first response time was 768 ms and then it took 5.7 sec to load all DOM resources and completely render a web page. This is a poor result, as 75% of websites can load faster.

Performance Metrics

persometrics.ch performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.0 s

23/100

10%

LCP (Largest Contentful Paint)

Value8.0 s

2/100

25%

SI (Speed Index)

Value7.9 s

23/100

10%

TBT (Total Blocking Time)

Value190 ms

91/100

30%

CLS (Cumulative Layout Shift)

Value0.212

59/100

15%

TTI (Time to Interactive)

Value15.2 s

7/100

10%

Network Requests Diagram

768 ms

calendar.css

187 ms

styles-m.css

391 ms

hellobrave_cookiecompliance.css

283 ms

gallery.css

298 ms

Our browser made a total of 202 requests to load all elements on the main page. We found that 92% of them (186 requests) were addressed to the original Persometrics.ch, 6% (13 requests) were made to Embed.tawk.to and 1% (2 requests) were made to Cdnjs.cloudflare.com. The less responsive or slowest element that took the longest time to load (768 ms) belongs to the original domain Persometrics.ch.

Page Optimization Overview & Recommendations

Page size can be reduced by 581.0 kB (31%)

Content Size

1.9 MB

After Optimization

1.3 MB

In fact, the total size of Persometrics.ch main page is 1.9 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. 70% of websites need less resources to load. Javascripts take 1.1 MB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 87.4 kB

  • Original 99.6 kB
  • After minification 83.7 kB
  • After compression 12.2 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 15.9 kB, which is 16% 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 87.4 kB or 88% of the original size.

Image Optimization

-3%

Potential reduce by 16.8 kB

  • Original 590.2 kB
  • After minification 573.4 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. Persometrics images are well optimized though.

JavaScript Optimization

-44%

Potential reduce by 468.7 kB

  • Original 1.1 MB
  • After minification 910.7 kB
  • After compression 590.5 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 468.7 kB or 44% of the original size.

CSS Optimization

-7%

Potential reduce by 8.1 kB

  • Original 117.1 kB
  • After minification 117.1 kB
  • After compression 109.1 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. Persometrics.ch has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 178 (91%)

Requests Now

195

After Optimization

17

The browser has sent 195 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Persometrics. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 167 to 1 for JavaScripts and from 13 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

persometrics.ch accessibility score

71

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

[role]s do not have all required [aria-*] attributes

High

Elements with an ARIA [role] that require children to contain a specific [role] are missing some or all of those required children.

High

[role]s are not contained by their required parent element

Navigation

These are opportunities to improve keyboard navigation in your application.

Impact

Issue

High

Heading elements are not in a sequentially-descending order

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

Links do not have a discernible name

Tables and lists

These are opportunities to improve the experience of reading tabular or list data using assistive technology, like a screen reader.

Impact

Issue

High

List items (<li>) are not contained within <ul> or <ol> parent elements.

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

persometrics.ch best practices score

75

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

Browser errors were logged to the console

High

Page has valid source maps

SEO Factors

persometrics.ch SEO score

81

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

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 Persometrics.ch 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 Persometrics.ch 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 Persometrics. 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: