Nibbler SEO audit for


The overall score for this website.


How accessible the website is to mobile and disabled users.


How satisfying the website is likely to be for users.


How well marketed and popular the website is.


How well designed and built the website is.

Nibbler tested a sample of 5 pages from this website at 6:27 AM on Sep 18, 2023 (BST).

Top priorities for website improvement

  • Consider using descriptive words or phrases (e.g. 'News', 'September 2012 financial results') in your anchor text to benefit search engine optimisation. (read more)
  • Add printable stylesheets for all pages, wherever possible. In most cases, websites can share printable stylesheets over many or all pages, as with screen-based stylesheets. (read more)
  • Add width and height attributes to all image tags. The width and height you specify should be the same as the source image. If you want to resize an image in the browser, use CSS. (read more)


0% of pages are optimized for printing

Media specific CSS detected

MediaMin widthMax widthCSS file


1036Estimated monthly organic visitors

  • This website appears to have a good number of monthly website visits each month

Source: Ahrefs


61% of images have a clearly defined size

20 images are being resized by the browser

Amount of content8.9

Rendering Chart...

  • This website has an average of 575 words per page. The amount of content on a website has been shown to correlate with its search engine ranking.
    • Consider the amount of text on this website and increase it if appropriate.


Mobile screenshot of screenshot of
  • All of this website appears to be optimised for viewing on a mobile phone or a tablet.

Media specific CSS detected

MediaMin widthMax widthCSS file

Server behavior10.0

Yes404 page


  • This website handles missing pages correctly by sending a 404 HTTP status code.
  • This website was served with GZIP encoding. This is very good because it reduces the loading time of a web page.
  • This website returns page content with or without a trailing slash on the URLs, but each page has a canonical tag to denote the correct version. This is ideal, as search engines will know which version to index.
  • This website follows the best practice of using a permanent (HTTP 301) redirect from to This is ideal.


100% of pages use analytics

Google Tag Manager

  • Every page in this website is using Google Tag Manager. This is excellent and should allow for a complete analysis of visitor behavior.

Page titles10.0

100% of pages have defined titles

0% of page titles are weak

  • All pages were found to use page titles appropriately. Page titles appear in search results and at the top of the browser's window when visiting the site. Appropriate page titles are particularly important for search engine optimization.


acknowledgement allyship annual araf areas blood cardiovascular chase chasing clinical contact depakote development diabetes disease diseases disorders does epilim evolve find follow form graduate happen health identity immunology improve information innovation kingdom learn leave lgbtq lives making materials media miracles more news oncology other partnerships people's pregnancy prescription presence products programme purpose rare relations research risk sanofi science scienceto sclerosis team treatment trials vaccines valproate website well-being wellness work workplace

  • All pages were found to use defined headings. This is excellent as it allows visitors and search engines to summarize the content of webpages quickly. Correctly defined headings aid accessibility and are particularly important for search engine optimization.

Page headings detail

URLHeadingLevel in the United KingdomH1 in the WorkplaceH2 chase the miracles of scienceto improve people's livesH2 with usH2 partnerships>H2 areasH2 trialsH2 productsH2 usH2 fromH3 UKH3 are about to leave websiteH3 are about to leave websiteH3 Sanofi in the UKH1 chase the miracles of science to improve people’s livesH2 areasH2 and innovationH2 the UK media relations teamH2 usH2 purposeH3 presenceH3 workH3 new identityH3 are about to leave websiteH3 are about to leave websiteH3 ProductsH1 products A-ZH2 ▼(Epilim and Depakote) pregnancy prevention programmeH2 usH2 Annual Risk Acknowledgement Form (ARAF) H3 programme materialsH3 are about to leave websiteH3 are about to leave websiteH3 AreasH1 does Sanofi do?H2 diseaseH2 and well-beingH2 sclerosisH2 diseases and rare blood disordersH2 information about our productsH2 more about usH2 and WellnessH2 usH2 are about to leave websiteH3 are about to leave websiteH3 and InnovationH1 innovation. Making it happen.H2 and DevelopmentH2 productsH2 trialsH2 programmeH2 partnerships>H2 usH2 are about to leave websiteH3 are about to leave websiteH3

Meta tags10.0

This is how this website will look in Google search listings:

Sanofi in the United Kingdom

At Sanofi in the United Kingdom, we transform scientific innovation into healthcare solutions for people nationwide and across the globe.

  • All pages were found to include a meta description. This is good because search engines (like Google) show this text in search result pages.

Meta Tags (name attribute)

Page URLNameContent, initial-scale=1.0 UK | We chase the miracles of science to improve people's lives Sanofi in the United Kingdom, we transform scientific innovation into healthcare solutions for people nationwide and across the globe. uk, sanofi, sanofi consumer healthcare, sanofi pharmaceuticals, initial-scale=1.0 Us | Sanofi UK bring our many different backgrounds to the challenge of progress within healthcare. We chase the miracles of science to improve people’s lives. sanofi, sanofi about us, about sanofi company, who is sanofi, initial-scale=1.0 | Sanofi UK large portfolio of products includes prescription medicines, vaccines and self-care brands, across a broad range of treatment areas. products, sanofi brands, sanofi product uk, sanofi consumer healtcare products, sanofi products list sanofi otc products list, sanofi insulin products, what products do sanofi make, sanofi diabetes products, sanofi consumer products list, sanofi over the counter products, sanofi oncology products list, sanofi ms products, sanofi oncology products, sanofi immunology products, sanofi main products, sanofi dermatology products, sanofi consumer products, sanofi consumer health products, sanofi diabetes products list, sanofi cns products, sanofi cardiovascular products, sanofi cardiovascular products list, sanofi allergy products, sanofi psoriasis drug (products), sanofi cholesterol drug (products), sanofi cancer drugs (products), sanofi neurology products, sanofi nutrition products, sanofi digestive health products, sanofi company products, sanofi hemophilia products, sanofi healthcare products, sanofi chc products, diabetes sanofi products, sanofi multiple sclerosis drug (products), sanofi epilepsy drug (products), sanofi atopic dermatitis drug (products), sanofi asthma drug (products), initial-scale=1.0 Areas | Sanofi UK familiar with our history of treatment areas, such as cardiovascular diseases, diabetes, immunology, multiple sclerosis, oncology, and vaccines., initial-scale=1.0 and Innovation | Sanofi UK hard work results in new, cutting-edge medicines, services and devices, we witness the miracles of science. At Sanofi, this is what drives us.

URL format10.0

  • This website uses appropriate web addresses (URLs) throughout. This is excellent and will help search engine placement, usability and the marketability of this website.


Last updated September 14, 2023

  • It looks like this website was last updated on Thursday, September 14, 2023. This is good because visitors perceive up-to-date websites as more credible. Websites that are updated regularly are also spidered by search engines more often.
  • To find this information we used the last modified dates reported by this website's server in addition to looking for dates written on each page.

All dates found

2/1/ text
7/1/ text
1/1/ text
7/1/ text
8/1/ text
7/1/ text
9/1/ text
7/1/ text
1/1/ text
7/1/ text
2/20/ modified header
3/16/ modified header
3/16/ modified header
5/6/ modified header
2/20/ modified header
5/5/ modified header
9/14/ modified header
3/14/ modified header
3/11/ modified header


This website does not appear to be associated with a Twitter account.

  • There was a problem checking the Twitter accounts associated with this website.

Domain agei

  • Sorry, we cannot check the domain age of websites.

Fast, branded website audits

Insites creates professional website reports that can be shared with your clients.

How does Insites compare?

Tests 17 fixed tests 50+ testsCovers SEO, SEM, Google My Business, reviews, social media and much more
Add your brandingNoYes
Export & shareNoPDF & link
Lead generationNoEmbed on your site
Competitor auditsNoYes
Test as a batchNoYes
Integrations + APINoYes
Multi-lingualNo20+ languages
Try it free