Ziff Davis – Corporate Profile
Last reviewed: March 28, 2026
Ziff Davis
Formerly: J2 Global
Media conglomerate. VPN division operates under Ookla/NetProtect subsidiary.
Potential conflict of interest: Ziff Davis owns PCMag, which publishes VPN reviews covering Ziff Davis-owned VPN brands like IPVanish.
1995
Founded
4
VPN Brands
1 of 4
Independently Audited
VPN Brands
✓ Audited (1)
Not audited
Encrypt.me
Not audited
Perimeter 81
Not audited
Other Products
IGN (gaming media)
PCMag (tech reviews)
Mashable (media)
Offers.com (deals)
Ookla/Speedtest (speed testing)
Key People
Timeline
Jul 2023
Acquisition
Acquired Perimeter 81 for $100M
Jan 2019
Acquisition
Acquired IPVanish, StrongVPN, and Encrypt.me via StackPath deal
Corporate Details
| Registration & Financials | |
|---|---|
| Website: | www.ziffdavis.com ↗ |
| Legal entity: | Ziff Davis, Inc. |
| Incorporation: | Delaware, USA |
| Registered address: | 114 5th Avenue, 15th Floor, New York, NY 10011, USA |
| Company number: | SEC CIK: 0001503274 |
| Stock listing: | NASDAQ: ZD ↗ |
| Investor relations: | View IR page ↗ |
| Employees: | ~4,500 |
| Revenue: | $1.4B (2023 revenue) |
Dns
Encrypted Client Hello (ECH) is a new technology that encrypts the SNI field - the last piece of metadata your ISP can use to see which sites you visit.
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