AS4503 Grady Memorial Hospital Corporation 🇺🇸 US

Announcing 9 prefixes, seen at the RIS collectors.

IPv4 prefixes
9
2,304 (9 × /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
AS4503
Name
Grady Memorial Hospital Corporation
Organisation
Grady Memorial Hospital Corporation
Country
🇺🇸 US
RIR
ARIN
Allocated
1995-04-04

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

0 valid (0.0%) 0 invalid (0.0%) 9 no ROA (100.0%)

Announced prefixes

9 in total

Prefix RPKI Peers Sample path First seen
138.33.32.0/24 v4 no ROA 47 34549133354503 2026-09-23
138.33.33.0/24 v4 no ROA 47 34549133354503 2026-09-18
138.33.66.0/24 v4 no ROA 41 3454964614503 2026-09-18
138.33.71.0/24 v4 no ROA 42 3454964614503 2026-09-18
138.33.72.0/24 v4 no ROA 41 3454964614503 2026-09-18
138.33.90.0/24 v4 no ROA 42 3454964614503 2026-09-18
138.33.96.0/24 v4 no ROA 47 34549133354503 2026-09-23
138.33.99.0/24 v4 no ROA 47 34549133354503 2026-09-18
192.35.46.0/24 v4 no ROA 43 37721335677254503 2026-09-18