Whistleout's tech stack
What does Whistleout use?
Whistleout (whistleout.com) uses at least 27 tools we can see from public records, including Microsoft Azure for hosting, Zendesk for customer support, Campaign Monitor for marketing and Mailchimp Transactional for email delivery. Last checked .
- Industry
- Online Media
- Size
- 11–50 employees
- Based in
- Crows Nest, Australia
- Founded
- 2008
- Company page
- Tools found
- 27
- Categories
- 10
- Layers
- 4 of 5
- Last checked
- Nov 2026
Whistleout's stack, layer by layer
Of 27 tools, 11 came from website config, 5 from DNS verification records, 5 from DNS records and 6 from other records. 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
Hosting & Cloud
CDN & Edge
Application
2 tools, what the product is built with
Go-to-market
14 tools, how they find and keep customers
Company Ops
9 tools, what the team runs on day to day
Email Delivery
Workspace
Collaboration
Security & Compliance
Whistleout tech stack FAQ
What tools does Whistleout use?
As of November 2026, runsonwhat has found 27 tools at Whistleout (whistleout.com) in public records. Edge & Hosting: Cloudflare and Microsoft Azure. Application: Anthropic and OpenAI. Go-to-market: Google Ad Manager, Zendesk and Microsoft Xandr. Company Ops: Google Workspace, SendGrid and Let's Encrypt. Last checked November 14, 2026.
What cloud does Whistleout run on?
Whistleout uses Microsoft Azure for hosting and cloud infrastructure, according to runsonwhat (November 2026). runsonwhat found Microsoft Azure through a subdomain that points at Microsoft Azure. Microsoft Azure is used by 51,016 companies runsonwhat tracks.
What email provider does Whistleout use?
Whistleout uses Google Workspace for email and office software, according to runsonwhat (November 2026). runsonwhat found Google Workspace through email records that authorize Google Workspace. Google Workspace is used by 422,579 companies runsonwhat tracks.
What does Whistleout use for customer support?
Whistleout uses Zendesk for customer support and documentation, according to runsonwhat (November 2026). runsonwhat found Zendesk through email records that authorize Zendesk. Zendesk is used by 43,844 companies runsonwhat tracks.
What marketing software does Whistleout use?
Whistleout uses Campaign Monitor for marketing, according to runsonwhat (November 2026). runsonwhat found Campaign Monitor through email records that authorize Campaign Monitor. Campaign Monitor is used by 8,983 companies runsonwhat tracks.
Does Whistleout use Cloudflare?
Yes. runsonwhat found Cloudflare at Whistleout through DNS records that point at Cloudflare and code on whistleout.com. Cloudflare is a CDN & Edge tool used by 736,589 companies runsonwhat tracks.
Does Whistleout use AI tools?
Yes. runsonwhat has found Anthropic and OpenAI at Whistleout; Anthropic, for example, through a DNS verification record for Anthropic. AI services called only from servers leave no public trace, so Whistleout may use more AI tools than these.
How does runsonwhat know what Whistleout uses?
runsonwhat reads public records only. Of the 27 tools at Whistleout, 11 were found through website configuration files, 10 through DNS records, 5 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 whistleout.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.