Premera Blue Cross

Data as of 2026-07-26
GLEIF verified
LEI
254900KWJY79FQ8UXW70
Registered name
Premera Blue Cross
Jurisdiction
Ultimate parent
No parent on file in GLEIF
Cluster stats
Netblocks12 · 14,592 IPv4 addresses
Cluster ID214419496
RegistryBGP
Owner jurisdictionUS-WA
Customersfind customers using this network →
Evidence & provenance ?
Attribution GLEIF legal-entity match
Legal identityLEI 254900KWJY79FQ8UXW70
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

Footprint over time

6 weekly snapshots · JSON
12 +2 netblocks since 2026-07-05
2026-07-05 peak 12 2026-07-26

IP Ranges (12)

⬇ export CSV
CIDR Org name Registry Status Confidence
199.187.64.0/21 Premera Blue Cross BGP ANNOUNCED ● high
199.187.64.0/23 Premera Blue Cross BGP ANNOUNCED ● high
199.187.66.0/23 Premera Blue Cross BGP ANNOUNCED ● high
199.187.68.0/23 Premera Blue Cross BGP ANNOUNCED ● high
199.187.70.0/24 Premera Blue Cross BGP ANNOUNCED ● high
199.187.88.0/23 Premera Blue Cross BGP ANNOUNCED ● high
199.187.89.0/24 Premera Blue Cross BGP ANNOUNCED ● high
199.187.90.0/23 Premera Blue Cross BGP ANNOUNCED ● high
199.187.91.0/24 Premera Blue Cross BGP ANNOUNCED ● high
199.73.8.0/23 Premera Blue Cross ARIN DIRECT ALLOCATION ● low
199.187.64.0 – 199.187.113.255 Premera Blue Cross ARIN DIRECT ALLOCATION ● low
204.52.168.0 – 204.52.172.255 Premera Blue Cross ARIN DIRECT ALLOCATION ● low

NIC Handles

AS29823 AS395778 AS399776 PBC-39 ZP99-ARIN ZP99-ARIN ZP99-ARIN