Platform #16 of 500 · Install base
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Companies that use Proofpoint

89,909 known accounts carry Proofpoint records in the IXM Install Graph, counted from 2.9 million company domains on 2026-09-04. DNS signals matched: Proofpoint Essentials, Proofpoint, Proofpoint Email Fraud Defense, Proofpoint Hosted SPF, Wombat Security (Proofpoint), Proofpoint (Gov License).

Get a quote Check my accounts for Proofpoint

List price by install base: $500 up to 5,000 known accounts, $1,000 up to 10,000, quoted above. How the numbers are made.

What you get

The Proofpoint install list

Every known account

One row per company domain carrying a Proofpoint record, with the evidence type, a confidence grade and the last-seen date.

Context on each row

The other platforms seen on the same domain, the email platform, and the hosting country, so you can segment before you reach out.

Delivered in 2 business days

CSV by email. Or search it live: platform plans from $499 a month include install-graph search and exports.

What a row looks like (example data)
domainplatformevidenceconfidencelast seen
northwind-traders.comProofpointMX hostStrong2026-09-10
contoso-logistics.co.ukProofpointMX hostStrong2026-08-11
fabrikam-health.ioProofpointMX hostStrong2026-09-12
adventure-works.deProofpointMX hostStrong2026-08-13
tailspin-toys.comProofpointMX hostStrong2026-09-14
Use it for

What sales teams do with the Proofpoint list

Displace

Sell against Proofpoint? Every account that runs it, ready for outbound.

Partner

Integrate with Proofpoint? Size the joint opportunity and target the overlap.

Benchmark

Track Proofpoint adoption by segment, month over month, with a method you can audit.