Report Summary

  • 71

    Performance

    Renders faster than
    82% of other websites

  • 99

    Accessibility

    Visual factors better than
    that of 97% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    81% of websites

  • 93

    SEO

    Google-friendlier than
    84% of websites

atom-tweezers-io.org

The "Quantum Optics – Atoms" team at Institut d'Optique

Page Load Speed

1.3 sec in total

First Response

22 ms

Resources Loaded

677 ms

Page Rendered

589 ms

atom-tweezers-io.org screenshot

About Website

Click here to check amazing Atom Tweezers Io content. Otherwise, check out these important facts you probably never knew about atom-tweezers-io.org

Welcome to the "Quantum Optics - Atoms" group, led by Antoine Browaeys. We are part of the Laboratoire Charles Fabry (UMR 8501 of CNRS) at Institut d'Optique. Our research focuses on experimental...

Visit atom-tweezers-io.org

Key Findings

We analyzed Atom-tweezers-io.org page load time and found that the first response time was 22 ms and then it took 1.3 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 25% of websites can load faster.

Performance Metrics

atom-tweezers-io.org performance score

71

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.1 s

46/100

10%

LCP (Largest Contentful Paint)

Value4.4 s

39/100

25%

SI (Speed Index)

Value3.1 s

93/100

10%

TBT (Total Blocking Time)

Value20 ms

100/100

30%

CLS (Cumulative Layout Shift)

Value0.209

59/100

15%

TTI (Time to Interactive)

Value4.1 s

86/100

10%

Network Requests Diagram

atom-tweezers-io.org

22 ms

atom-tweezers-io.org

236 ms

webfont.js

108 ms

119 ms

142 ms

Our browser made a total of 47 requests to load all elements on the main page. We found that 6% of them (3 requests) were addressed to the original Atom-tweezers-io.org, 21% (10 requests) were made to Oqatomlcfio.files.wordpress.com and 19% (9 requests) were made to Fonts.wp.com. The less responsive or slowest element that took the longest time to load (236 ms) belongs to the original domain Atom-tweezers-io.org.

Page Optimization Overview & Recommendations

Page size can be reduced by 99.8 kB (11%)

Content Size

921.9 kB

After Optimization

822.2 kB

In fact, the total size of Atom-tweezers-io.org main page is 921.9 kB. This result falls beyond the top 1M of websites and identifies a large and not optimized web page that may take ages to load. 60% of websites need less resources to load. Images take 700.2 kB which makes up the majority of the site volume.

HTML Optimization

-74%

Potential reduce by 70.7 kB

  • Original 94.9 kB
  • After minification 92.8 kB
  • After compression 24.2 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. 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 70.7 kB or 74% of the original size.

Image Optimization

-4%

Potential reduce by 27.9 kB

  • Original 700.2 kB
  • After minification 672.3 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. Atom Tweezers Io images are well optimized though.

JavaScript Optimization

-1%

Potential reduce by 752 B

  • Original 84.8 kB
  • After minification 84.8 kB
  • After compression 84.1 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

-1%

Potential reduce by 414 B

  • Original 42.0 kB
  • After minification 42.0 kB
  • After compression 41.6 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. Atom-tweezers-io.org has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 23 (64%)

Requests Now

36

After Optimization

13

The browser has sent 36 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Atom Tweezers Io. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 9 to 1 for JavaScripts and from 11 to 1 for CSS and as a result speed up the page load time.

Accessibility Review

atom-tweezers-io.org accessibility score

99

Accessibility Issues

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

atom-tweezers-io.org 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

SEO Factors

atom-tweezers-io.org SEO score

93

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

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 Atom-tweezers-io.org 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 Atom-tweezers-io.org 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 Atom Tweezers Io. 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: