Data as of Nov 3, 2026

192.64.201.0/24

No anonymizer space · no proxy exits in 30 days

Microsoft Corporation · space held by Greystone IT, Inc.

Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
50 / 100 · Medium

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
192.64.200.0/23512ASHBURN-VAGreystone IT, Inc. (GREYS-6) · USDirect AllocationOct 31, 2014[email protected]
└ 192.64.201.0/24256192-64-201-0-24Greystone IT, Inc. (C10837303) · USReassignedMay 8, 2024[email protected]
via ASHBURN-VA

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

Registry

Holder

Organization
Greystone IT, Inc.
Handle
GREYS-6
Range
192.64.200.0/23
Registration type
Direct Allocation
Record created
Oct 31, 2014
Origin network

AS8075

US
Name
Microsoft Corporation
Type
Hosting
Registered
Mar 31, 1997
Domain
microsoft.com
Website
www.microsoft.com
Industry
Software Development
Spamhaus ASN-DROP
not listed