Data as of Nov 5, 2026

66.159.238.0/23

No anonymizer space · no proxy exits in 30 days

Proofpoint, Inc.

Announcement
this exact prefix
RPKI valid
Announced by
Type
Business
Risk
0 / 100 · Low

Registrations in this block

The registry's network records over the announcement: those covering it, widest first, then every record inside it, under its parent.

RangeAddressesNetnameHolderTypeCreatedAbuse contact
66.159.224.0/198,192PROOFProofpoint, Inc. (PROOF) · USDirect AllocationJun 23, 2020abuse@proofpoint.com
└ 66.159.239.0/24256IHNET-DSLX-NBLK-1unknown———

Network & registry

Origin network

AS22843

US
Name
Proofpoint, Inc.
Type
Business
Registered
Jan 4, 2008
Domain
proofpoint.com
Industry
Software Development
Spamhaus ASN-DROP
not listed