Data as of Nov 14, 2026
102.133.0.0/17
No anonymizer space · no proxy exits in 30 daysMicrosoft Corporation · space held by Microsoft (S.A.) (Proprietary) Limited
Registrations in this block
The registry's network records over this block, widest first, each under its parent.
| Range | Addresses | Netname | Holder | Type | Created | Abuse contact |
|---|---|---|---|---|---|---|
| 102.133.0.0/16 | 65,536 | Microsoft-v4 | Microsoft (S.A.) (Proprietary) Limited (ORG-ML12-AFRINIC) · ZA | ALLOCATED PA | — | — |
| └ 102.133.0.0/18 | 16,384 | Microsoft | Microsoft | ASSIGNED PA | — | — |
| └ 102.133.64.0/19 | 8,192 | Microsoft | Microsoft | ASSIGNED PA | — | — |
| └ 102.133.96.0/20 | 4,096 | Microsoft | Microsoft | ASSIGNED PA | — | — |
| └ 102.133.120.0/21 | 2,048 | Microsoft | Microsoft | ASSIGNED PA | — | — |
Network & registry
Announced by
Covering announcement 102.133.0.0/16
- Prefix
- 102.133.0.0/16
- Announced by
- AS8075 Microsoft Corporation
- Type
- Hosting
- RPKI
- RPKI valid
- Netname
- Microsoft-v4
- Registrant
- Microsoft (S.A.) (Proprietary) Limited
- RIR
- AFRINIC
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 102.133.0.0/16
102.133.0.0/16
Routing history
- Pattern
- Stable
- First seen
- Sep 2018
- Current origin since
- Sep 2018 · 8.2 yr
- Origin networks
- 1
RPKI
Route origin authorizations
| ROA prefix | ASN | Max len | Anchor | Verdict |
|---|---|---|---|---|
| 102.133.0.0/16 | AS8075 | /16 | AFRINIC | RPKI valid |
IRR
Route objects on 102.133.0.0/16
| Origin | Registry | Description | Maintainer | Modified |
|---|---|---|---|---|
| AS8075 | RADB | MICROSOFT | MAINT-AS8075 | Nov 13, 2023 |
Whois
Registration for this announcement
- Range
- 102.
133. 0. 0/ 16 - Netname
- Microsoft-v4
- Registrant
- Microsoft (S.A.) (Proprietary) Limited
- Registrant country
- ZA
- Organization
- Microsoft (S.A.) (Proprietary) Limited (ORG-ML12-AFRINIC)
- Org country
- ZA
- Type
- ALLOCATED PA
- Parent
- 102.
0. 0. 0 - 102. 255. 255. 255 - Created
- Not stated by the registry
- Maintainer
- AFRINIC-HM-MNT
- RIR
- AFRINIC
- Country
- ZA
- Delegated
- Sep 5, 2018
- Status
- assigned