runsonwhat

1check's tech stack

What does 1check use?

1check (1check.com) uses at least 18 tools we can see from public records, including Microsoft 365 for email and documents, Google Analytics for analytics, WordPress for its website and Poptin for marketing. Last checked .

Industry
IT Services
Size
11–50 employees
Based in
Nice, France
Founded
2012
LinkedIn
Company page
Re-check liveVisit 1check.com
Tools found
18
Categories
11
Layers
5 of 5
Last checked
Oct 2026

1check's stack, layer by layer

Each tool links to the other companies we've found using it. The label says what kind of public trace gave it away.

Edge & Hosting

2 tools, where the bytes are served from

CDN & Edge

DNS

Application

6 tools, what the product is built with

Frontend

AI

Media & UI

Data & Observability

2 tools, what they measure and store

Analytics

Go-to-market

6 tools, how they find and keep customers

Website & CMS

Marketing

Ads & Pixels

Company Ops

2 tools, what the team runs on day to day

Workspace

Security & Compliance

Companies like 1check also use

Tools common among companies with a similar stack that we haven't found at 1check.

Companies with a stack like 1check's

Ranked by shared tools, with rare tools counting more.

More IT Services companies

Other IT Services companies we've checked.

1check tech stack FAQ

What tools does 1check use?

As of October 2026, runsonwhat has found 18 tools at 1check (1check.com) in public records. Edge & Hosting: Cloudflare and Gandi. Application: jQuery, Google Fonts and Font Awesome. Data & Observability: Google Analytics and Google Tag Manager. Go-to-market: WordPress, Google Ads and Yoast SEO. Company Ops: Microsoft 365 and Let's Encrypt. Last checked October 5, 2026.

What email provider does 1check use?

1check uses Microsoft 365 for email and office software, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through email records that authorize Microsoft 365 and code on 1check.com. Microsoft 365 is used by 693,154 companies runsonwhat tracks.

What analytics tools does 1check use?

1check uses Google Analytics for analytics, alongside Google Tag Manager, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on 1check.com. Google Analytics is used by 790,328 companies runsonwhat tracks.

What is 1check's website built with?

1check uses WordPress for its website, alongside Yoast SEO and Elementor, according to runsonwhat (October 2026). runsonwhat found WordPress through WordPress code on 1check.com. WordPress is used by 530,827 companies runsonwhat tracks.

What marketing software does 1check use?

1check uses Poptin for marketing, according to runsonwhat (October 2026). runsonwhat found Poptin through Poptin code on 1check.com. Poptin is used by 1,989 companies runsonwhat tracks.

Does 1check use jQuery?

Yes. runsonwhat found jQuery at 1check through jQuery code on 1check.com. jQuery is a Frontend tool used by 832,828 companies runsonwhat tracks.

Does 1check use AI tools?

Yes. runsonwhat has found Anthropic at 1check; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so 1check may use more AI tools than these.

Which companies have a tech stack similar to 1check's?

The companies with the stacks most like 1check's are Aptean, Diamart Consulting, Admission Lelo and Medi-Plumb Installations LTD (mpi), according to runsonwhat (October 2026). Each shares 5 to 9 tools with 1check, and rare tools count for more than common ones like Google Workspace, so the match reflects real stack choices.

How does runsonwhat know what 1check uses?

runsonwhat reads public records only. Of the 18 tools at 1check, 13 were found through code on 1check.com, 3 through DNS records, 1 through email records and 1 through subdomains that point at the vendor. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and 1check.com about monthly.

We read public traces only: DNS and email records, certificate logs, website code and published subprocessor lists. A tool is listed when a direct record backs it up, and dropped when a recheck no longer finds it. Is this your company? See how to opt out.