Data as of Nov 10, 2026
145.190.167.0/24
No anonymizer space · no proxy exits in 30 daysMicrosoft Corporation · space held by Microsoft Limited
Announcement
this exact prefix
RPKI valid
Announced by
Type
Hosting
Risk
50 / 100 · Medium
Recent change
New origin Oct 22, 2026
its first announcement on record
Announcements
Less specific
Covering announcements
| Prefix | Origin | Type | Holder | RPKI |
|---|---|---|---|---|
| 145.190.0.0/15 since Aug 2024 | AS8075 | Hosting | Microsoft Limited |
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.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 145.176.0.0/12 | 1,048,576 | UK-MICROSOFT-19930901 | Microsoft Limited (ORG-MA42-RIPE) · GB | ALLOCATED PA | Sep 6, 2024 | abuse@ |
| └ 145.190.0.0/16 | 65,536 | cloud | unknown | ASSIGNED PA | Sep 5, 2025 | abuse@ via UK-MICROSOFT-19930901 |
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
IPv4 market
Holder
- Organization
- Microsoft Limited
- Handle
- ORG-MA42-RIPE
- Range
- 145.
176. 0. 0/ 12 - Registration type
- ALLOCATED PA
- Record created
- Sep 6, 2024
Origin network
AS8069
US
- Name
- Microsoft Corporation
- Type
- Hosting
- Registered
- Mar 31, 1997
- Domain
- microsoft.com
- Website
- www.microsoft.com
- Industry
- Hosting and Cloud Provider
- Spamhaus ASN-DROP
- not listed
Routing timeline
Covering aggregate above, the prefix's own history below
Summary
Routing history
- Pattern
- Stable
- First seen
- Oct 22, 2026
- Current origin since
- Oct 22, 2026 · under a month
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 145.190.167.0/24 | AS8069 | /24 | RIPE | RPKI valid |
| 145.190.0.0/15 | AS8075 | /15 | RIPE | Another network |
| 145.176.0.0/12 | AS8075 | /12 | RIPE | Another network |
Whois
Registration for this announcement
- Range
- 145.
190. 0. 0/ 16 - Netname
- cloud
- Registrant country
- US
- Organization
- Not stated by the registry
- Type
- ASSIGNED PA
- Created
- Sep 5, 2025
- Updated
- Sep 5, 2025
- Maintainer
- MICROSOFT-MAINT
- RIR
- RIPE NCC
- Country
- GB
- Delegated
- Sep 1, 1993
- Status
- assigned
Report abuse
Abuse contact
- abuse@
microsoft. com - Name
- Microsoft Abuse Contact
- Handle
- MAC274-RIPE