AS54576 Hoag Memorial Hospital Presbyterian 🇺🇸 US

Announcing 11 prefixes, seen at the RIS collectors.

IPv4 prefixes
11
4,096 (16 × /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
AS54576
Name
Hoag Memorial Hospital Presbyterian
Organisation
Hoag Memorial Hospital Presbyterian
Country
🇺🇸 US
RIR
ARIN
Allocated
2025-09-17
Scope
Not Disclosed
PeeringDB
net/38684

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 11 no ROA (100.0%)

Upstreams

Networks seen providing transit to this one

Network Country Cone IPv4 prefixes Paths Source
AS7018 AT&T Enterprises, LLC 🇺🇸 US 23,730 628 118 CAIDA
AS46887 Zayo (fka. Crown Castle) 🇺🇸 US 1,410 798 183 CAIDA
AS20001 Charter Communications Inc 🇺🇸 US 147 601 165 CAIDA

Peers

Adjacencies that look settlement-free rather than transit

No peers observed at the collectors.

Downstreams

Networks this one appears to provide transit to

No downstreams observed at the collectors.

Relationships marked inferred come from where the two networks sit on the AS paths the collectors see, which is a guess and is wrong for some of them. The rest are stated by CAIDA's published inference over a much wider set of collectors.