The Massachusetts Port Authority
Data as of 2026-10-11
BGP inherited
This organisation
| Netblocks | 6 · 2,560 IPv4 addresses |
| Record ID | 250221853 |
| Registry | BGP |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 7 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 (6)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 38.97.71.0/24 | The Massachusetts Port Authority | BGP | ANNOUNCED | ● high |
| 199.165.137.0/24 | The Massachusetts Port Authority | BGP | ANNOUNCED | ● high |
| 205.143.232.0/21 | The Massachusetts Port Authority | ARIN | DIRECT ALLOCATION | ● high |
| 205.143.233.0/24 | The Massachusetts Port Authority | BGP | ANNOUNCED | ● high |
| 205.143.236.0/24 | The Massachusetts Port Authority | BGP | ANNOUNCED | ● high |
| 205.143.237.0/24 | The Massachusetts Port Authority | BGP | ANNOUNCED | ● high |
Footprint over time
15 weekly snapshots · JSON
7
+1 netblocks since 2026-07-05
2026-07-05
peak 7
2026-10-11
NIC Handles
AS62983
GILMO237-ARIN
GILMO237-ARIN
GILMO237-ARIN
JK369-ARIN
JK369-ARIN
MPA-1