Tools & Wizards About Us
butterflynetwork.com screenshot

Report Summary

  • 20

    Performance

    Renders faster than
    37% of other websites

  • 96

    Accessibility

    Visual factors better than
    that of 88% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 86

    SEO

    Google-friendlier than
    60% of websites

butterflynetwork.com

The clear answer in point-of-care ultrasound | Butterfly iQ3

Page Load Speed

1.3 sec in total

First Response

8 ms

Resources Loaded

667 ms

Page Rendered

637 ms

butterflynetwork.com screenshot

About Website

Visit butterflynetwork.com now to see the best up-to-date Butterfly Network content for United States and also check out these interesting facts you probably never knew about butterflynetwork.com

Welcome to connected medicine. Butterfly brings the power of ultrasound into your assessment, diagnosis and treatment process. One probe. Whole-body imaging. For any medical system.

Visit butterflynetwork.com

Key Findings

We analyzed Butterflynetwork.com page load time and found that the first response time was 8 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

butterflynetwork.com performance score

20

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value4.3 s

17/100

10%

LCP (Largest Contentful Paint)

Value5.9 s

14/100

25%

SI (Speed Index)

Value18.7 s

0/100

10%

TBT (Total Blocking Time)

Value42,720 ms

0/100

30%

CLS (Cumulative Layout Shift)

Value0.069

96/100

15%

TTI (Time to Interactive)

Value61.2 s

0/100

10%

Network Requests Diagram

butterflynetwork.com

8 ms

index.html

39 ms

bnmw.11f469519.min.css

41 ms

webfont.js

26 ms

player.js

63 ms

Our browser made a total of 79 requests to load all elements on the main page. We found that 3% of them (2 requests) were addressed to the original Butterflynetwork.com, 73% (58 requests) were made to Cdn.prod.website-files.com and 13% (10 requests) were made to Fonts.gstatic.com. The less responsive or slowest element that took the longest time to load (440 ms) relates to the external source Player.vimeo.com.

Page Optimization Overview & Recommendations

Page size can be reduced by 248.7 kB (14%)

Content Size

1.8 MB

After Optimization

1.5 MB

  • HTML
  • Images
  • JavaScript

In fact, the total size of Butterflynetwork.com main page is 1.8 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. 75% of websites need less resources to load and that’s why Accessify’s recommendations for optimization and resource minification can be helpful for this project. Images take 1.5 MB which makes up the majority of the site volume.

HTML Optimization

-76%

Potential reduce by 85.5 kB

  • Original 112.2 kB
  • After minification 110.5 kB
  • After compression 26.6 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 85.5 kB or 76% of the original size.

Image Optimization

-7%

Potential reduce by 104.4 kB

  • Original 1.5 MB
  • After minification 1.4 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. Butterfly Network images are well optimized though.

JavaScript Optimization

-47%

Potential reduce by 58.8 kB

  • Original 125.8 kB
  • After minification 125.8 kB
  • After compression 67.0 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 58.8 kB or 47% of the original size.

Requests Breakdown

Number of requests can be reduced by 11 (19%)

Requests Now

57

After Optimization

46

  • Images
  • JavaScript
  • CSS

The browser has sent 57 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Butterfly Network. We recommend that multiple CSS and JavaScript files should be merged into one by each type, as it can help reduce assets requests from 7 to 1 for JavaScripts and as a result speed up the page load time.

Network Requests Diagram

butterflynetwork.com

butterflynetwork.com

8 ms

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index.html

39 ms

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41 ms

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26 ms

player.js

player.js

63 ms

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Accessibility Review

butterflynetwork.com accessibility score

96

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

Links do not have a discernible name

Best Practices

butterflynetwork.com best practices score

83

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

Browser errors were logged to the console

High

Missing source maps for large first-party JavaScript

SEO Factors

butterflynetwork.com SEO score

86

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 Butterflynetwork.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 Butterflynetwork.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

butterflynetwork.com

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