Data as of Nov 5, 2026
216.99.86.0/24
No anonymizer space · no proxy exits in 30 daysMicrosoft Corporation · space held by The Dow Chemical Company
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recently moved
Recent change
New origin Aug 2026
from AS1678 The Dow Chemical Company, after 17.6 years unannounced
Network & registry
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
Routing timeline
Who has announced this prefix
Summary
Routing history
- Pattern
- Reactivated
- First seen
- Feb 2007
- Current origin since
- Aug 2026 · 3 mo
- Origin networks
- 2
- Last change of origin
- Aug 2026
Recorded history
History
- Handoffs
- 1
Whois
Registration for this announcement
- Range
- 216.
99. 64. 0/ 19 - Netname
- DOW-2CBLK
- Registrant
- The Dow Chemical Company
- Organization
- The Dow Chemical Company (THEDOW)
- Org address
- 2020 DOW Center, Midland, MI, 48674
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-216-99-64-0-1
- Parent
- NET-216-0-0-0-0
- Created
- Oct 22, 1998
- RIR
- ARIN
- Country
- US
- Delegated
- Oct 22, 1998
- Status
- assigned
Report abuse
Abuse contact
- TSGoretski@
dow. com - Name
- Connectivity Tower
- Phone
- +1-989-980-4696
- Handle
- CONNE203-ARIN