How many companies use IIS vs Proofpoint?

4,296 companies use IIS and 7,347 companies use Proofpoint in our database. Proofpoint is more widely adopted with 1.7x more companies than IIS.

Can I get a list of companies using both IIS and Proofpoint?

Yes. AgentData tracks companies using both tools. Sign up free to access the full list with emails, tech stacks, and contacts via CSV or API.

Proofpoint is used by 7,347companies — 1.7x more than IIS (4,296).

4,296 use IIS7,347 use Proofpoint

	IIS	Proofpoint
Companies	4,296	7,347
Category	Web servers	Other

Get the full comparison

11,643 companies with emails, tech stacks, and contacts

1,000 lookups · API access · CSV exports

API access

GET /api/v1/tech?name=iis

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