AS399361 Alcoa USA Corp. 🇺🇸 US

Announcing 8 prefixes, seen at the RIS collectors.

IPv4 prefixes
8
3,072 (12 × /24)
IPv6 prefixes
0
-
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
AS399361
Name
Alcoa USA Corp.
Organisation
Alcoa USA Corp.
Country
🇺🇸 US
RIR
ARIN
Allocated
2021-02-17

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

8 valid (100.0%) 0 invalid (0.0%) 0 no ROA (0.0%)

Announced prefixes

8 in total

Prefix RPKI Peers Sample path First seen
142.79.176.0/23 v4 RPKI valid 41 46081221399361 2026-09-18
142.79.177.0/24 v4 RPKI valid 41 34549174399361 2026-09-18
142.79.178.0/23 v4 RPKI valid 41 34549174399361 2026-09-18
142.79.179.0/24 v4 RPKI valid 41 46081221399361 2026-09-18
142.79.180.0/23 v4 RPKI valid 41 46081221399361 2026-09-18
142.79.180.0/24 v4 RPKI valid 41 34549174399361 2026-09-18
142.79.182.0/23 v4 RPKI valid 41 34549174399361 2026-09-18
142.79.182.0/24 v4 RPKI valid 41 46081221399361 2026-09-18