Umbraco icon

Websites using Umbraco

Umbraco is an open-source Microsoft ASP.NET based content management system.

Lead List Exporter

1.7k live Umbraco sites, ready to export.

That's how many Umbraco websites are in VersionDB right now, each with its full tech stack, contact details, and social profiles.

Pick a ready-made template, or build your own filters in the Lead List Exporter and pay only for the rows you export.

Open the Lead List Exporter

Just need a few domains? Export up to 10 free from a subset of our crawl.

Start with a list template

Every Umbraco website we detected in the Netherlands.

Only sites where a business, company-hosted email was found.

Sites with at least one business LinkedIn profile.

Start with the highest-traffic end of the dataset.

Limit results to Umbraco websites on .com domains.

Create your own
Versions

Which Umbraco versions are most used?

We could read a version number on 40% of Umbraco sites. Of those, the most common is Umbraco 4, on 690 sites.

100% on v4
Versions detected
1
Sites with a version
690

How many websites use Umbraco?

We found Umbraco on 1,734 websites in our September 2026 crawl, across 48 countries.

Which countries use Umbraco the most?

By number of websites, the top countries are Netherlands (47%, 810 sites), United States (6%, 107 sites), Denmark (6%, 106 sites), United Kingdom (5%, 92 sites) and Australia (4%, 67 sites). Together they account for 68% of the 1,734 Umbraco sites we track. 41% of the sites are in Dutch, and .nl is the most used domain ending, on 40% of them.

Where are Umbraco websites hosted?

The networks carrying the most Umbraco sites are Your Hosting B.V. (622 sites), Microsoft Corporation (139 sites) and Cloudflare, Inc. (122 sites).

What technologies are used with Umbraco?

Across the 1,734 Umbraco sites we track, the technologies most often found alongside it are Microsoft ASP.NET (100%, 1,734 sites), HSTS (58%, 1,012 sites), jQuery (56%, 966 sites), IIS (28%, 488 sites) and Windows Server (28%, 487 sites).

Deep Dive

Breakdown of Umbraco websites

What else they run, plus their language, hosting network, domain extension and country.

FAQ

Answers drawn from our latest crawl of Umbraco websites. Anything else, email us and we will look it up.

Through our own crawl, which checks each site's HTML, scripts and headers rather than relying on self-reported data.