Tools & Wizards About Us
bostonscientific.eu screenshot

Report Summary

  • 42

    Performance

    Renders faster than
    63% of other websites

  • 98

    Accessibility

    Visual factors better than
    that of 95% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    57% of websites

  • 92

    SEO

    Google-friendlier than
    75% of websites

bostonscientific.eu

Advancing Science for Life - EU - Boston Scientific

Page Load Speed

2.2 sec in total

First Response

395 ms

Resources Loaded

1.2 sec

Page Rendered

600 ms

bostonscientific.eu screenshot

About Website

Click here to check amazing Boston Scientific content. Otherwise, check out these important facts you probably never knew about bostonscientific.eu

Boston Scientific is dedicated to transforming lives through innovative medical solutions that improve the health of patients around the world.

Visit bostonscientific.eu

Key Findings

We analyzed Bostonscientific.eu page load time and found that the first response time was 395 ms and then it took 1.8 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

bostonscientific.eu performance score

42

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value3.6 s

33/100

10%

LCP (Largest Contentful Paint)

Value9.5 s

0/100

25%

SI (Speed Index)

Value5.3 s

59/100

10%

TBT (Total Blocking Time)

Value600 ms

49/100

30%

CLS (Cumulative Layout Shift)

Value0.017

100/100

15%

TTI (Time to Interactive)

Value9.7 s

29/100

10%

Network Requests Diagram

bostonscientific.eu

395 ms

home.html

149 ms

otSDKStub.js

82 ms

clientlib-corporate.b6c1455b78825c88ea05735b3261e1dd.css

34 ms

clientlib-default.147fcc144882bf60176adcf9b6d98955.js

135 ms

Our browser made a total of 48 requests to load all elements on the main page. We found that 2% of them (1 request) were addressed to the original Bostonscientific.eu, 83% (40 requests) were made to Bostonscientific.com and 8% (4 requests) were made to Cdn.cookielaw.org. The less responsive or slowest element that took the longest time to load (395 ms) belongs to the original domain Bostonscientific.eu.

Page Optimization Overview & Recommendations

Page size can be reduced by 193.9 kB (17%)

Content Size

1.1 MB

After Optimization

944.3 kB

  • HTML
  • Images
  • JavaScript
  • CSS

In fact, the total size of Bostonscientific.eu main page is 1.1 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. 80% 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 985.6 kB which makes up the majority of the site volume.

HTML Optimization

-88%

Potential reduce by 79.5 kB

  • Original 90.5 kB
  • After minification 65.3 kB
  • After compression 11.0 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 25.2 kB, which is 28% 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 79.5 kB or 88% of the original size.

Image Optimization

-11%

Potential reduce by 111.1 kB

  • Original 985.6 kB
  • After minification 874.5 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, Boston Scientific needs image optimization as it can save up to 111.1 kB or 11% 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 21 B

  • Original 6.8 kB
  • After minification 6.8 kB
  • After compression 6.8 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

-6%

Potential reduce by 3.3 kB

  • Original 55.3 kB
  • After minification 55.3 kB
  • After compression 52.0 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. Bostonscientific.eu has all CSS files already compressed.

Requests Breakdown

Number of requests can be reduced by 18 (43%)

Requests Now

42

After Optimization

24

  • Images
  • JavaScript
  • CSS

The browser has sent 42 CSS, Javascripts, AJAX and image requests in order to completely render the main page of Boston Scientific. 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 4 to 1 for CSS and as a result speed up the page load time.

Network Requests Diagram

bostonscientific.eu

bostonscientific.eu

395 ms

home.html

home.html

149 ms

otSDKStub.js

otSDKStub.js

82 ms

clientlib-corporate.b6c1455b78825c88ea05735b3261e1dd.css

clientlib-corporate.b6c1455b78825c88ea05735b3261e1dd.css

34 ms

clientlib-default.147fcc144882bf60176adcf9b6d98955.js

clientlib-default.147fcc144882bf60176adcf9b6d98955.js

135 ms

clientlib-base.f98e41aafa7335bdda3d4425a3cfe0fa.css

clientlib-base.f98e41aafa7335bdda3d4425a3cfe0fa.css

55 ms

CoveoFullSearch.css

CoveoFullSearch.css

254 ms

CoveoJsSearch.Lazy.min.js

CoveoJsSearch.Lazy.min.js

314 ms

container.7dab4327cc9611698e80655b91b35a23.js

container.7dab4327cc9611698e80655b91b35a23.js

52 ms

clientlib-base.3ab96a32e2cced24da96c26c761b6d6f.js

clientlib-base.3ab96a32e2cced24da96c26c761b6d6f.js

76 ms

clientlib-corporate.9f0bcdd70f614f3d4f3099151e43505e.js

clientlib-corporate.9f0bcdd70f614f3d4f3099151e43505e.js

54 ms

222006e1-8ad0-41a8-84c9-91316cef19cd.json

222006e1-8ad0-41a8-84c9-91316cef19cd.json

232 ms

bsc-advancing-arrows.svg

bsc-advancing-arrows.svg

80 ms

bsc-logo-blue.svg

bsc-logo-blue.svg

84 ms

IAS%20Paris%20-%20External%20Facade.png

IAS%20Paris%20-%20External%20Facade.png

81 ms

eu_patient_182x182.png

eu_patient_182x182.png

82 ms

eu_products_182x182.png

eu_products_182x182.png

82 ms

eu_careers_514x514.jpg

eu_careers_514x514.jpg

89 ms

argentina.png

argentina.png

88 ms

brazil.gif

brazil.gif

87 ms

Chile.png

Chile.png

88 ms

china.gif

china.gif

86 ms

Colombia.png

Colombia.png

86 ms

germany.gif

germany.gif

91 ms

Espanol.jpg

Espanol.jpg

90 ms

eu.jpg

eu.jpg

90 ms

india.gif

india.gif

89 ms

japan.gif

japan.gif

87 ms

korea.gif

korea.gif

87 ms

Mexico.jpg

Mexico.jpg

90 ms

Peru%20Flag.png

Peru%20Flag.png

100 ms

usa.gif

usa.gif

90 ms

1-bosci-060221-308-1-1280.jpeg

1-bosci-060221-308-1-1280.jpeg

100 ms

bsc-arrow-healthcare-plum.svg

bsc-arrow-healthcare-plum.svg

95 ms

bsc-arrow-patients-carribean.svg

bsc-arrow-patients-carribean.svg

94 ms

bsc-arrow-corporate-bsc-blue.svg

bsc-arrow-corporate-bsc-blue.svg

98 ms

lp-highlights-annual-report-2022.jpeg

lp-highlights-annual-report-2022.jpeg

100 ms

elderly-woman-wearing-vr-glasses-2-724x692.jpeg

elderly-woman-wearing-vr-glasses-2-724x692.jpeg

235 ms

lp-highlights-environment-image-rev.jpeg

lp-highlights-environment-image-rev.jpeg

238 ms

css

css

109 ms

otBannerSdk.js

otBannerSdk.js

225 ms

SST-Roman.woff

SST-Roman.woff

147 ms

SST-Bold.woff

SST-Bold.woff

13 ms

fa-regular-400.woff

fa-regular-400.woff

147 ms

bsc-advancing-arrows.svg

bsc-advancing-arrows.svg

76 ms

pattern-arrow.svg

pattern-arrow.svg

77 ms

fa-brands-400.woff

fa-brands-400.woff

22 ms

en.json

en.json

34 ms

Accessibility Review

bostonscientific.eu accessibility score

98

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.

Best Practices

bostonscientific.eu best practices score

83

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

Page has valid source maps

SEO Factors

bostonscientific.eu SEO score

92

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

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 Bostonscientific.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 Bostonscientific.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

bostonscientific.eu

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