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sanofi.us screenshot

Report Summary

  • 48

    Performance

    Renders faster than
    66% of other websites

  • 92

    Accessibility

    Visual factors better than
    that of 79% of websites

  • 83

    Best Practices

    More advanced features
    available than in
    55% of websites

  • 91

    SEO

    Google-friendlier than
    70% of websites

sanofi.us

Sanofi Pharmaceuticals - Healthcare Innovations | Sanofi USA

Page Load Speed

1.3 sec in total

First Response

280 ms

Resources Loaded

955 ms

Page Rendered

77 ms

sanofi.us screenshot

About Website

Welcome to sanofi.us homepage info - get ready to check Sanofi best content for United States right away, or after learning these important things about sanofi.us

Discover how Sanofi, a global pharmaceutical company, is shaping healthcare in the US with innovative solutions and treatments.

Visit sanofi.us

Key Findings

We analyzed Sanofi.us page load time and found that the first response time was 280 ms and then it took 1 sec to load all DOM resources and completely render a web page. This is quite a good result, as only 20% of websites can load faster.

Performance Metrics

sanofi.us performance score

48

Measured Metrics

name

value

score

weighting

FCP (First Contentful Paint)

Value2.1 s

80/100

10%

LCP (Largest Contentful Paint)

Value3.5 s

64/100

25%

SI (Speed Index)

Value6.1 s

45/100

10%

TBT (Total Blocking Time)

Value1,620 ms

12/100

30%

CLS (Cumulative Layout Shift)

Value0.071

96/100

15%

TTI (Time to Interactive)

Value12.4 s

15/100

10%

Network Requests Diagram

sanofi.us

280 ms

www.sanofi.us

288 ms

index.html

289 ms

index.html

99 ms

Our browser made a total of 4 requests to load all elements on the main page. We found that 75% of them (3 requests) were addressed to the original Sanofi.us, 25% (1 request) were made to Sanofi-aventis.us. The less responsive or slowest element that took the longest time to load (289 ms) relates to the external source Sanofi-aventis.us.

Page Optimization Overview & Recommendations

Page size can be reduced by 11 B (9%)

Content Size

126 B

After Optimization

115 B

  • HTML

In fact, the total size of Sanofi.us main page is 126 B. This result falls within the top 5000 of lightweight and thus fast loading web pages. Only a small number of websites need less resources to load. HTML takes 126 B which makes up the majority of the site volume.

HTML Optimization

-9%

Potential reduce by 11 B

  • Original 126 B
  • After minification 126 B
  • After compression 115 B

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. This web page is already compressed.

Requests Breakdown

We found no issues to fix!

Requests Now

0

After Optimization

0

Besides the initial HTML request, no CSS, Javascripts, AJAX or image files were requested in the course of web page rendering.

Network Requests Diagram

sanofi.us

sanofi.us

280 ms

www.sanofi.us

www.sanofi.us

288 ms

index.html

index.html

289 ms

index.html

index.html

99 ms

Accessibility Review

sanofi.us accessibility score

92

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-hidden="true"] elements contain focusable descendents

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

Lists do not contain only <li> elements and script supporting elements (<script> and <template>).

Best Practices

sanofi.us 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

User Experience

Impact

Issue

High

Serves images with low resolution

General

Impact

Issue

Low

Detected JavaScript libraries

High

Page has valid source maps

SEO Factors

sanofi.us SEO score

91

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

    N/A

  • Encoding

    ISO-8859-1

Language claimed in HTML meta tag should match the language actually used on the web page. Otherwise Sanofi.us can be misinterpreted by Google and other search engines. Our service has detected that English is used on the page, and neither this language nor any other was claimed in <html> or <meta> tags. Our system also found out that Sanofi.us main page’s claimed encoding is iso-8859-1. Changing it to UTF-8 can be a good choice, as this format is commonly used for encoding all over the web and thus their visitors won’t have any troubles with symbol transcription or reading.

Social Sharing Optimization

sanofi.us

Open Graph description is not detected on the main page of Sanofi. 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: