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nestybox.com screenshot

Report Summary

  • 45

    Performance

    Renders faster than
    64% of other websites

  • 85

    Accessibility

    Visual factors better than
    that of 58% of websites

  • 92

    Best Practices

    More advanced features
    available than in
    80% of websites

  • 76

    SEO

    Google-friendlier than
    35% of websites

nestybox.com

GitHub - nestybox/sysbox: An open-source, next-generation "runc" that empowers rootless containers to run workloads such as Systemd, Docker, Kubernete...

Page Load Speed

1.5 sec in total

First Response

67 ms

Resources Loaded

735 ms

Page Rendered

721 ms

nestybox.com screenshot

About Website

Click here to check amazing Nestybox content. Otherwise, check out these important facts you probably never knew about nestybox.com

An open-source, next-generation "runc" that empowers rootless containers to run workloads such as Systemd, Docker, Kubernetes, just like VMs. - GitHub - nestybox/sysbox: An open-source, next-generatio...

Visit nestybox.com

Key Findings

We analyzed Nestybox.com page load time and found that the first response time was 67 ms and then it took 1.5 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 30% of websites can load faster.

Performance Metrics

nestybox.com performance score

45

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.4 s

37/100

10%

LCP (Largest Contentful Paint)

Value3.9 s

53/100

25%

SI (Speed Index)

Value4.8 s

66/100

10%

TBT (Total Blocking Time)

Value1,490 ms

14/100

30%

CLS (Cumulative Layout Shift)

Value0.001

100/100

15%

TTI (Time to Interactive)

Value11.4 s

19/100

10%

Network Requests Diagram

nestybox.com

67 ms

sysbox

395 ms

light-0eace2597ca3.css

53 ms

dark-a167e256da9c.css

72 ms

primer-primitives-2ef2a46b27ee.css

71 ms

Our browser made a total of 95 requests to load all elements on the main page. We found that 1% of them (1 request) were addressed to the original Nestybox.com, 76% (72 requests) were made to Github.githubassets.com and 15% (14 requests) were made to Avatars.githubusercontent.com. The less responsive or slowest element that took the longest time to load (395 ms) relates to the external source Github.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 836.1 kB (39%)

Content Size

2.2 MB

After Optimization

1.3 MB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Nestybox.com main page is 2.2 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. 65% of websites need less resources to load. Javascripts take 692.3 kB which makes up the majority of the site volume.

HTML Optimization

-84%

Potential reduce by 355.2 kB

  • Original 422.3 kB
  • After minification 413.8 kB
  • After compression 67.1 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 355.2 kB or 84% of the original size.

Image Optimization

-32%

Potential reduce by 206.7 kB

  • Original 650.7 kB
  • After minification 444.0 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. Obviously, Nestybox needs image optimization as it can save up to 206.7 kB or 32% of the original volume. The most popular and efficient tools for JPEG and PNG image optimization are Jpegoptim and PNG Crush.

JavaScript Optimization

-0%

Potential reduce by 760 B

  • Original 692.3 kB
  • After minification 692.3 kB
  • After compression 691.6 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 273.4 kB

  • Original 399.9 kB
  • After minification 392.6 kB
  • After compression 126.5 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. Nestybox.com needs all CSS files to be minified and compressed as it can save up to 273.4 kB or 68% of the original size.

Requests Breakdown

Number of requests can be reduced by 70 (75%)

Requests Now

93

After Optimization

23

  • Images
  • JavaScript
  • CSS

The browser has sent 93 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Nestybox. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 64 to 1 for JavaScripts and from 8 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

nestybox.com

nestybox.com

67 ms

sysbox

sysbox

395 ms

light-0eace2597ca3.css

light-0eace2597ca3.css

53 ms

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72 ms

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primer-primitives-2ef2a46b27ee.css

71 ms

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89 ms

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79 ms

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73 ms

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100 ms

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Accessibility Review

nestybox.com accessibility score

85

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-*] attributes do not match their roles

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

High

Links do not have a discernible name

Best Practices

nestybox.com 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

nestybox.com 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 Nestybox.com 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 Nestybox.com 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

nestybox.com

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