SubprocessorRadar: which vendors does a SaaS company run on?
SubprocessorRadar is a free, read-only check with 9 automated tests: Enter a SaaS domain. We read its public subprocessor, trust, security and privacy pages, its DNS records and its home page scripts to map the cloud, AI, auth and billing, data, observability, support and messaging vendors it discloses or loads. Results are instant; copy-paste fixes and monitoring start at $4.99. It is also available to AI agents as the MCP tool detect_saas_subprocessors.
Enter a SaaS domain. We read its public subprocessor, trust, security and privacy pages, its DNS records and its home page scripts to map the cloud, AI, auth and billing, data, observability, support and messaging vendors it discloses or loads.
Unlock the complete deliverable
Your free check above is complete. The fix pack adds a copy-paste fix for every item that needs attention. The first 3 are below, free.
Tailor unlock for:
Card, Apple Pay, Google Pay or Link via Stripe; refunds on request within 14 days.
✓ Read-only, live public data · Key and unlock right after payment · Card, Apple Pay, Google Pay or Link via Stripe · Refunds on request within 14 days
Preview what the unlock includes
- A copy-paste fix for every check that needs attention, written for your page
- Where each fix goes (page HTML, server headers or DNS) and how to confirm it
- Re-run the free check any time to verify
Already paid? Enter your key or email to unlock
Read-only: up to 7 public page requests, one home page request and public DNS lookups. Vendors are matched by name in public disclosures and signals; a match does not confirm a contract or current use. Informational only; not affiliated with any vendor listed.
Plans
Copy-Paste Fix Pack
$4.99 one-time
- One-time $4.99: copy-paste fixes for every failing check on one domain
- Unlocked instantly with your key
Weekly Monitor (5 domains)
$9 / month ($0.30/day)
- Weekly read-only re-check of up to 5 domains. Billed monthly (or yearly at the annual price); cancel any time
- Change log on your watch dashboard and API, plus email alerts on changes
Agency 50-Domain Pro
$49 / month ($1.61/day)
- Daily checks for up to 50 client domains. Billed monthly (or yearly at the annual price); cancel any time
- Change log, CSV export and API access
More ways to buy
500 API / MCP Credits
$9.99 one-time
- 500 full (unredacted) REST or MCP calls across every product
- Credits never expire
Unlimited API / MCP Key
$29 / month
- Unlimited full REST and MCP calls across every product. Billed monthly (or yearly at the annual price); cancel any time
- For Make, Zapier, n8n and AI agents
Watch My Domain
$5 / month
- Weekly read-only re-check of one domain. Billed monthly (or yearly at the annual price); cancel any time
- Email when the result changes
White-Label Client Report
$9.99 one-time
- One downloadable client-ready HTML report with your agency name and domain in the header
- No branding from us
Agency White-Label Pass
$79 / month
- Unlimited white-label client reports for this tool. Billed monthly (or yearly at the annual price); cancel any time
API: 10 free calls per day without a key. Datasets contain public records only, at organization level.
Payments are processed securely by Stripe. Refunds are available by default within the first 14 days of paid service.