LAHEY CLINIC, INC.
Lahey Clinic, Inc.
Data as of 2026-09-13
GLEIF verified
Complete entity footprint
4 linked clusters ·
8 netblocks ·
4,864 IPv4 addresses
This organisation's clusters combined by evidence —
shared GLEIF corporate family
— not name similarity, so genuinely different organisations that share a name are excluded.
LEI
549300WDFIIMOSPYIW57
Registered name
LAHEY CLINIC, INC.
Jurisdiction
Ultimate parent
BETH ISRAEL LAHEY HEALTH, INC.
549300QPZ5W3279DU141
This organisation
| Netblocks | 5 · 4,096 IPv4 addresses |
| Record ID | 241918576 |
| Registry | BGP |
| Owner jurisdiction | US-MA |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | GLEIF legal-entity match |
| Legal identity | LEI 549300WDFIIMOSPYIW57 |
| Shared handles | clustered on 6 shared RIR contact/maintainer handles |
| Registry names | 2 distinct registrant names across these blocks |
| full provenance (JSON) → · how attribution works · report an issue | |
IP Ranges (5)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 199.255.48.0/21 | Lahey Clinic, Inc. | ARIN | DIRECT ALLOCATION | ● high |
| 199.255.48.0/22 | Lahey Clinic, Inc. | BGP | ANNOUNCED | ● high |
| 199.255.52.0/24 | Lahey Clinic, Inc. | BGP | ANNOUNCED | ● high |
| 199.255.53.0/24 | Lahey Clinic, Inc. | BGP | ANNOUNCED | ● high |
| 208.64.112.0/21 | Lahey Clinic, Inc. | BGP | ANNOUNCED | ● high |
Footprint over time
7 weekly snapshots · JSON
7
0 netblocks since 2026-07-26
2026-07-26
peak 7
2026-09-13
Corporate group (4 confirmed entities)
- New England Baptist Hospital 2 blocks
- Beth Israel Deaconess Medical Center 1 blocks
- Mount Auburn Hospital 1 blocks
NIC Handles
AS13572
GIGLI-ARIN
LAHEY
NETWO4845-ARIN
NETWO4845-ARIN
NETWO4845-ARIN