Mount Sinai School of Medicine
BGP inherited
Cluster stats
Netblocks14
All fragments 18 blocks across 5 clusters
Cluster ID191593256
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
Shared handles clustered on 1 shared RIR contact/maintainer handle
Registry names 1 distinct registrant name across these blocks
full provenance (JSON) → · how attribution works

Footprint over time

2 weekly snapshots · JSON
14 0 netblocks since 2026-07-05
2026-07-05 peak 14 2026-07-06

IP Ranges (14)

⬇ export CSV
CIDR Org name Registry Status Confidence
146.203.0.0/18 Mount Sinai School of Medicine BGP ANNOUNCED ● high
146.203.64.0/18 Mount Sinai School of Medicine BGP ANNOUNCED ● high
146.203.128.0/21 Mount Sinai School of Medicine BGP ANNOUNCED ● high
146.203.136.0/21 Mount Sinai School of Medicine BGP ANNOUNCED ● high
146.203.138.0/24 Mount Sinai School of Medicine BGP ANNOUNCED ● high
146.203.139.0/24 Mount Sinai School of Medicine BGP ANNOUNCED ● high
146.203.144.0/22 Mount Sinai School of Medicine BGP ANNOUNCED ● high
146.203.148.0/24 Mount Sinai School of Medicine BGP ANNOUNCED ● high
146.203.148.0/22 Mount Sinai School of Medicine BGP ANNOUNCED ● high
146.203.149.0/24 Mount Sinai School of Medicine BGP ANNOUNCED ● high
146.203.150.0/24 Mount Sinai School of Medicine BGP ANNOUNCED ● high
146.203.151.0/24 Mount Sinai School of Medicine BGP ANNOUNCED ● high
146.203.192.0/18 Mount Sinai School of Medicine BGP ANNOUNCED ● high
159.123.127.0/24 Mount Sinai School of Medicine BGP ANNOUNCED ● high

Network trust

what's this?
RPKI hygiene: C how networks compare →
64.3% of checked blocks have valid RPKI ROA coverage (9 of 14)
No discrepancies found among checked blocks.

NIC Handles

AS11452