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Data as of Nov 5, 2026

66.159.236.0/24

No anonymizer space · no proxy exits in 30 days

Proofpoint, Inc.

Announcement
this exact prefix
RPKI valid
Announced by
AS52129
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
└ 66.159.236.0/23512PROOFPOINT-AUProofpoint, Inc (C09037906) · AUReassignedNov 23, 2022abuse@proofpoint.com
via PROOF

A contact marked “via” is the registry's: the record names none of its own, so the registry hands down its parent's.

Network & registry

AnnouncementRouting historyRPKI & IRRWhois & abuse
Registry

Holder

Organization
Proofpoint, Inc.
Handle
PROOF
Range
66.159.224.0/19
Registration type
Direct Allocation
Record created
Jun 23, 2020
Origin network

AS52129

US
Name
Proofpoint, Inc.
Type
Business
Registered
Jan 5, 2011
Domain
proofpoint.com
Website
www.proofpoint.com/
Industry
Software Development
Spamhaus ASN-DROP
not listed