How to tell if a website uses Contentful

In short

To tell if a website uses Contentful, scan it with the free detector below. Look for images served from images.ctfassets.net or calls to the Contentful API. Contentful is a cms tool: Contentful is a headless CMS that serves content through an API. Teams use it to power sites and apps from one content backend.

Detect Contentful on any website

Scan website

Try:shopify.comhubspot.comnotion.so

Sample result

brightsmile-dental.com

8 technologies across 7 categories · scanned May 20, 2026

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CMS 1

WordPress

Analytics 1

Google Analytics 4

Tag managers 1

Google Tag Manager

Frameworks 1

PHP

JavaScript 1

jQuery

CDN 1

Cloudflare

Hosting 2

Google CloudNginx

Gaps and opportunities

Every gap is a service you could sell this business every month. Ranges below are typical agency pricing, not guarantees.

No CRM detectedThis business is probably losing leads in inboxes and notebooks.

A CRM that captures every lead in one place$300 to $800/mo

You build it once in GoHighLevel.

No chat or AI widgetNo way to capture or answer leads after hours.

An AI chat or voice agent that replies and books 24/7$500 to $1,500/mo

Built in GoHighLevel.

No review or reputation toolNo system asking happy customers for Google reviews.

Review automation that runs on autopilot$200 to $500/mo

Set up once in GoHighLevel.

No ad or conversion pixelThey are running ads blind, or not running ads at all.

Ad setup with proper tracking, plus management$500 to $2,000/mo

GoHighLevel tracks it end to end.

No email marketing platformNo follow-up, so leads go cold after the first visit.

Email and SMS follow-up that nurtures every lead$300 to $1,000/mo

Built in GoHighLevel.

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What is Contentful?

Contentful is a headless CMS that serves content through an API. Teams use it to power sites and apps from one content backend.

In the tech stack detector, Contentful shows up in the CMS group. Knowing a site runs Contentful tells you how it is built and what it is set up to do.

How to detect Contentful

Look for images served from images.ctfassets.net or calls to the Contentful API.

You do not have to dig through page source by hand. Paste the website into the detector above and it reports Contentful along with the CMS, analytics, pixels, hosting, payments, chat, email, and CRM the site uses.

Why it matters for agencies

Knowing a prospect runs Contentful (or does not) shapes your pitch. The detector also flags the gaps: if a site has no CRM, no chat widget, no review tool, or no ad pixel, that is a clear opening for a GoHighLevel CRM, an AI chat or voice agent, review automation, or a paid ads setup.