Data as of Nov 3, 2026
131.253.32.0/20
No anonymizer space · no proxy exits in 30 daysMicrosoft Corporation · space held by Microsoft Corp
Announcements
More specific
Announcements inside
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 131.253.33.0/24 since Dec 2016 | AS8068 | Hosting | Microsoft Corp |
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
- Stable
- First seen
- Apr 2012
- Current origin since
- Apr 2012 · 15 yr
- Origin networks
- 1
Whois
Registration for this announcement
- Range
- 131.253.21.0 - 131.253.47.255
- Netname
- MICROSOFT
- Registrant
- Microsoft Corp
- Organization
- Microsoft Corp (MSFT-Z)
- Org address
- One Microsoft Way, Redmond, WA, 98052
- Org country
- US
- Type
- Direct Allocation
- Handle
- NET-131-253-21-0-1
- Parent
- NET-131-0-0-0-0
- Created
- Jun 22, 2011
- RIR
- ARIN
- Country
- US
- Delegated
- Jun 22, 2011
- Status
- assigned
Report abuse
Abuse contact
- [email protected]
- Name
- Microsoft Abuse Contact
- Phone
- +1-425-882-8080
- Handle
- MAC74-ARIN