AS23291 Flagstar Bank 🇺🇸 US
Announcing 4 prefixes, seen at the RIS collectors.
IPv4 prefixes
4
1,024 (4 × /24)
IPv6 prefixes
0
-
Upstreams
3
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
- AS23291
- Name
- Flagstar Bank
- Organisation
- Flagstar Bank
- Country
- 🇺🇸 US
- RIR
- ARIN
- Allocated
- 2002-02-21
RPKI coverage of this AS
Its own announcements, validated against the current ROA set
Announced prefixes
4 in total
| Prefix | RPKI | Peers | Sample path | First seen |
|---|---|---|---|---|
| 12.159.49.0/24 v4 | no ROA | 42 | 1763970123291 | 2026-09-18 |
| 12.162.250.0/24 v4 | no ROA | 42 | 1763970123291 | 2026-09-18 |
| 63.78.207.0/24 v4 | no ROA | 47 | 701823291 | 2026-09-18 |
| 63.85.49.0/24 v4 | no ROA | 47 | 345491333523291 | 2026-09-18 |