Proofpoint
61,705 sites detectedEmail security · #2 of 3Updated October 2026
Companies using Proofpoint
| # | Company | Industry | Location | First seen | Evidence |
|---|---|---|---|---|---|
| 1 | Financial Services & Fintech | Seattle, US | Apr 2026 | MX record | |
| 2 | Media & Content | – | Apr 2026 | MX record | |
| 3 | Media & Content | – | Apr 2026 | MX record | |
| 4 | Media & Content | – | Apr 2026 | MX record | |
| 5 | Marketing & Sales Tech | – | Sept 2026 | MX record | |
| 6 | Media & Content | – | Apr 2026 | MX record | |
| 7 | Hospitality & Travel | – | Apr 2026 | MX record | |
| 8 | Financial Services & Fintech | – | Apr 2026 | MX record | |
| 9 | Professional Services | – | Sept 2026 | MX record | |
| 10 | Media & Content | – | Apr 2026 | MX record |
See all 61,705 sites detected using Proofpoint
Showing 10 of 61,705 sites detected. The customer list has every company, the new customers this month, filters and downloads.
Who uses Proofpoint
New customers per week
Companies we saw start using it, from 21 September 2026.
By sector
74% of 137 sampled customers have a known sector.
By country
Country is known for 20% of 137 sampled customers.
Also used by these customers
Share of sampled Proofpoint customers running each tool.
Email security: share by companies
Proofpoint is #2 of 3, with 31% of companies running a tool in this category.
How we found them
Share of sampled customers by where the evidence was.
Every company in the list shows which kind of evidence we found and when. Data quality
Every company using Proofpoint
The customer list shows who they are, the evidence for each one and who started this month.