AS11452 Mount Sinai School of Medicine 🇺🇸 US

Announcing 14 prefixes, seen at the RIS collectors.

IPv4 prefixes
14
57,088 (223 × /24)
IPv6 prefixes
0
-
Upstreams
6
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
AS11452
Name
Mount Sinai School of Medicine
Organisation
Mount Sinai School of Medicine
Country
🇺🇸 US
RIR
ARIN
Allocated
1998-08-27

RPKI coverage of this AS

Its own announcements, validated against the current ROA set

9 valid (64.3%) 0 invalid (0.0%) 5 no ROA (35.7%)

Announced prefixes

14 in total

Prefix RPKI Peers Sample path First seen
146.203.0.0/18 v4 no ROA 40 3454917411452 2026-09-18
146.203.64.0/18 v4 no ROA 40 3454917411452 2026-09-18
146.203.128.0/21 v4 no ROA 42 37721335611452 2026-09-18
146.203.136.0/21 v4 RPKI valid 41 701811452 2026-09-18
146.203.138.0/24 v4 RPKI valid 42 3278711452 2026-09-18
146.203.139.0/24 v4 RPKI valid 42 3278711452 2026-09-18
146.203.144.0/22 v4 RPKI valid 41 701811452 2026-09-18
146.203.148.0/22 v4 RPKI valid 41 701811452 2026-09-18
146.203.148.0/24 v4 RPKI valid 42 3278711452 2026-09-18
146.203.149.0/24 v4 RPKI valid 42 3278711452 2026-09-18
146.203.150.0/24 v4 RPKI valid 42 3278711452 2026-09-18
146.203.151.0/24 v4 RPKI valid 42 3278711452 2026-09-18
146.203.192.0/18 v4 no ROA 42 37721335611452 2026-09-18
159.123.127.0/24 v4 no ROA 41 37721335611452 2026-09-18