AS45139 Microsoft Corp 🇸🇬 SG
Microsoft Singapore Pte. Ltd.. Announcing 5 prefixes, seen at the RIS collectors.
IPv4 prefixes
2
768 (3 × /24)
IPv6 prefixes
3
3 × /48
Upstreams
2
transit providers observed
Peers
0
settlement-free adjacencies
Downstreams
0
transit customers observed
Customer cone
0
ASes reachable through it
Registry and operator data
- AS number
- AS45139
- Name
- Microsoft Corp
- Organisation
- Microsoft Singapore Pte. Ltd.
- Country
- 🇸🇬 SG
- RIR
- APNIC
- Allocated
- 2008-03-07
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
5 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 167.220.226.0/23 v4 | RPKI valid | 41 | 34549949845139 | 2026-09-18 |
| 167.220.227.0/24 v4 | RPKI valid | 41 | 34549949845139 | 2026-09-18 |
| 2401:b640:17::/48 v6 | RPKI valid | 38 | 2448215017813694845139 | 2026-09-18 |
| 2404:f801:8020::/48 v6 | RPKI valid | 38 | 38001949845139 | 2026-09-18 |
| 2404:f801:802c::/48 v6 | RPKI valid | 38 | 38001949845139 | 2026-09-18 |