AS5761 Microsoft Corporation 🇺🇸 US
Announcing 2 prefixes, seen at the RIS collectors.
IPv4 prefixes
1
256 (1 × /24)
IPv6 prefixes
1
1 × /48
Upstreams
1
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
- AS5761
- Name
- Microsoft Corporation
- Organisation
- Microsoft Corporation
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 1995-10-12
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
2 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 157.58.216.0/24 v4 | RPKI valid | 44 | 3454980755761 | 2026-09-18 |
| 2001:4898:b080::/48 v6 | RPKI valid | 36 | 3800180755761 | 2026-09-18 |