Clear21's tech stack
What does Clear21 use?
Clear21 (clear21.com) uses at least 17 tools we can see from public records, including Amazon Web Services for hosting, Microsoft 365 for email and documents, Zendesk for customer support and Google Analytics for analytics. Last checked .
- Industry
- Software
- Size
- 51–200 employees
- Based in
- Mulgrave, Australia
- Founded
- 1990
- Company page
- Tools found
- 17
- Categories
- 13
- Layers
- 5 of 5
- Last checked
- Oct 2026
Clear21'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
3 tools, where the bytes are served from
Application
3 tools, what the product is built with
Frontend
Media & UI
Data & Observability
2 tools, what they measure and store
Go-to-market
2 tools, how they find and keep customers
Marketing
Support & Docs
Company Ops
7 tools, what the team runs on day to day
Email Delivery
Collaboration
Dev Tools
Security & Compliance
Clear21 tech stack FAQ
What tools does Clear21 use?
As of October 2026, runsonwhat has found 17 tools at Clear21 (clear21.com) in public records. Edge & Hosting: Amazon Web Services, Amazon Route 53 and Amazon CloudFront. Application: Google Fonts, React and Next.js. Data & Observability: Google Analytics and Microsoft Clarity. Go-to-market: Zendesk. Company Ops: Microsoft 365, reCAPTCHA and Apple Business. Last checked October 7, 2026.
What cloud does Clear21 run on?
Clear21 uses Amazon Web Services for hosting and cloud infrastructure, according to runsonwhat (October 2026). runsonwhat found Amazon Web Services through Amazon Web Services code on clear21.com. Amazon Web Services is used by 144,750 companies runsonwhat tracks.
What email provider does Clear21 use?
Clear21 uses Microsoft 365 for email and office software, alongside Apple Business and Exclaimer, according to runsonwhat (October 2026). runsonwhat found Microsoft 365 through a DNS verification record for Microsoft 365 and email records. Microsoft 365 is used by 700,596 companies runsonwhat tracks.
What does Clear21 use for customer support?
Clear21 uses Zendesk for customer support and documentation, according to runsonwhat (October 2026). runsonwhat found Zendesk through a subdomain that points at Zendesk and email records. Zendesk is used by 40,836 companies runsonwhat tracks.
What analytics tools does Clear21 use?
Clear21 uses Google Analytics for analytics, alongside Microsoft Clarity, according to runsonwhat (October 2026). runsonwhat found Google Analytics through Google Analytics code on clear21.com. Google Analytics is used by 850,248 companies runsonwhat tracks.
Does Clear21 use Google Fonts?
Yes. runsonwhat found Google Fonts at Clear21 through Google Fonts code on clear21.com. Google Fonts is a Media & UI tool used by 789,728 companies runsonwhat tracks.
How does runsonwhat know what Clear21 uses?
runsonwhat reads public records only. Of the 17 tools at Clear21, 8 were found through code on clear21.com, 7 through DNS records, 1 through subdomains that point at the vendor and 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and clear21.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.