WEBCONCEPTER
Unclaimed profileAgence Web Nantes · Sites Web Professionnels & Performants
Webconcepter, l'agence web de Nantes, développe des sites web professionnels et performants pour les entreprises. Faites confiance à notre équipe expérimentée pour créer un site moderne et réactif qui vous aidera à atteindre vos objectifs en ligne et à booster votre présence numérique.
Web health
45/100
measured 23/10/2026
Issues found
38
on their own site
Reviews
0
from clients on Dr Urls
What Dr Urls found on webconcepter.fr
From the audit of their public home page on 23/10/2026, worst first. Each links to what it means and how it is fixed.
- highTime to First Byte (TTFB) is slow
TTFB directly impacts all subsequent loading metrics.
- mediumAbove-fold images not prioritized
The Largest Contentful Paint (LCP) element is often a hero image.
- mediumButton has no accessible text
Buttons without accessible text are announced as just 'button' by screen readers, making them impossible to identify and use for visually impaired users.
- mediumForm inputs missing associated labels
Unlabelled form fields are unusable for screen reader users, who represent a significant portion of potential customers.
- mediumImages missing width and height attributes
Missing image dimensions are the leading cause of Cumulative Layout Shift (CLS), a Core Web Vital and ranking factor.
- mediumLink has empty anchor text
Anchor text is one of the strongest signals search engines use to understand the content of the linked page.
- mediumMissing canonical tag
Canonical tags are the strongest signal you can send to search engines about which URL should be indexed when multiple URLs serve similar content.
- mediumMissing lang attribute on <html> element
Without the lang attribute, screen readers may use the wrong pronunciation rules, making the content incomprehensible for visually impaired users.
- mediumNo structured data (schema.org) found
Structured data enables rich results (star ratings, FAQ dropdowns, recipe cards, product prices, breadcrumbs, etc.) that dramatically increase click-through rates — some rich resu…
- mediumOpen Graph og:image tag missing
Social media posts with images receive significantly more engagement than text-only posts.
- lowApple touch icon missing
The apple-touch-icon provides a branded icon when users bookmark your site on iOS devices.
- lowBelow-the-fold images not lazy loaded
Loading all images immediately increases initial page weight and competes with critical resources for bandwidth.
And 15 more. 4 security findings are not listed on this public page; the site's owner sees them in a full audit after claiming it.
Work with WEBCONCEPTER
We don't publish their phone number or email — nobody listed here asked to be in an address book. Tell us what you need and we'll pass on that you're interested.
Is this your business?
Claim this page with an email address at webconcepter.fr and it becomes yours to edit — with two months of Dr Urls included. Or ask us to take it down, no reason needed: same proof, one click, immediate.
Figures on this page come from Dr Urls crawling webconcepter.fr's public pages. Nothing here is taken from third-party listings.