Opaque's tech stack
What does Opaque use?
Opaque (opaque.net) uses at least 2 tools we can see from public records, including Purelymail for email and documents and Cloudflare for content delivery. Last checked .
- Tools found
- 2
- Categories
- 2
- Layers
- 2 of 5
- Last checked
- Oct 2026
Opaque'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
1 tool, where the bytes are served from
CDN & Edge
Company Ops
1 tool, what the team runs on day to day
Workspace
Opaque tech stack FAQ
What tools does Opaque use?
As of October 2026, runsonwhat has found 2 tools at Opaque (opaque.net) in public records. Edge & Hosting: Cloudflare. Company Ops: Purelymail. Last checked October 11, 2026.
What email provider does Opaque use?
Opaque uses Purelymail for email and office software, according to runsonwhat (October 2026). runsonwhat found Purelymail through email records that authorize Purelymail. Purelymail is used by 228 companies runsonwhat tracks.
Does Opaque use Cloudflare?
Yes. runsonwhat found Cloudflare at Opaque through DNS records that point at Cloudflare and code on opaque.net. Cloudflare is a CDN & Edge tool used by 692,493 companies runsonwhat tracks.
How does runsonwhat know what Opaque uses?
runsonwhat reads public records only. Of the 2 tools at Opaque, 1 was found through DNS records, 1 through email records. A tool is listed only when a direct record backs it up; DNS is rechecked weekly and opaque.net 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.