Blue Shield of California
Data as of 2026-09-27
BGP inherited
This organisation
| Netblocks | 14 · 65,792 IPv4 addresses |
| Also registered under this name | 15 netblocks across 2 separate records |
| Record ID | 245612189 |
| Registry | BGP |
| Customers | see who runs inside this network → |
Evidence & provenance ?
| Attribution | BGP parent (inherited) |
| Shared handles | clustered on 8 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 (14)
⬇ export CSV| CIDR | Org name | Registry | Status | Confidence |
|---|---|---|---|---|
| 8.21.31.0/24 | Blue Shield of California | BGP | ANNOUNCED | ● high |
| 165.253.0.0/16 | Blue Shield of California | ARIN | DIRECT ALLOCATION | ● high |
| 165.253.34.0/24 | Blue Shield of California | BGP | ANNOUNCED | ● high |
| 165.253.35.0/24 | Blue Shield of California | BGP | ANNOUNCED | ● high |
| 165.253.42.0/24 | Blue Shield of California | BGP | ANNOUNCED | ● high |
| 165.253.43.0/24 | Blue Shield of California | BGP | ANNOUNCED | ● high |
| 165.253.45.0/24 | Blue Shield of California | BGP | ANNOUNCED | ● high |
| 165.253.64.0/23 | Blue Shield of California | BGP | ANNOUNCED | ● high |
| 165.253.102.0/24 | Blue Shield of California | BGP | ANNOUNCED | ● high |
| 165.253.106.0/24 | Blue Shield of California | BGP | ANNOUNCED | ● high |
| 165.253.134.0/24 | Blue Shield of California | BGP | ANNOUNCED | ● high |
| 165.253.135.0/24 | Blue Shield of California | BGP | ANNOUNCED | ● high |
| 165.253.144.0/24 | Blue Shield of California | BGP | ANNOUNCED | ● high |
| 165.253.146.0/24 | Blue Shield of California | BGP | ANNOUNCED | ● high |
Footprint over time
14 weekly snapshots · JSON
14
0 netblocks since 2026-07-05
2026-07-05
peak 14
2026-09-27
Other domains hosted in this network
what's this?NIC Handles
AS15073
AS54152
AS63138
AS63174
BSC-1
ITNET15-ARIN
ITNET15-ARIN
ITSIR-ARIN