Blue Cross Blue Shield Association

Data as of 2026-08-30
BGP inherited
Cluster stats
Netblocks10 · 6,168 IPv4 addresses
IPv6 1 prefix (largest 2620:0:1500::/41)
All fragments 59 blocks across 12 clusters
Cluster ID232889056
RegistryBGP
Customersfind customers using this network →
Evidence & provenance ?
Attribution BGP parent (inherited)
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

Footprint over time

2 weekly snapshots · JSON
12 0 netblocks since 2026-08-23
2026-08-23 peak 12 2026-08-30

IP Ranges (10)

⬇ export CSV
CIDR Org name Registry Status Confidence
8.41.85.0/24 Blue Cross Blue Shield Association ARIN ASSIGNMENT ● high
8.45.137.0/24 Blue Cross Blue Shield Association ARIN ASSIGNMENT ● high
8.45.140.0/24 Blue Cross Blue Shield Association ARIN ASSIGNMENT ● high
63.146.29.16/29 Blue Cross Blue Shield Association ARIN ASSIGNMENT ● high
65.132.162.200/29 Blue Cross Blue Shield Association ARIN ASSIGNMENT ● high
65.152.110.0/29 Blue Cross Blue Shield Association ARIN ASSIGNMENT ● high
204.27.236.0/24 Blue Cross Blue Shield Association ARIN DIRECT ALLOCATION ● high
205.153.172.0/22 Blue Cross Blue Shield Association ARIN DIRECT ALLOCATION ● high
206.201.96.0/20 Blue Cross Blue Shield Association ARIN DIRECT ALLOCATION ● high
2620:0:1500::/41 Blue Cross Blue Shield Association ARIN DIRECT ALLOCATION ● high

IPv6 ranges (1)

CIDR
2620:0:1500::/41

NIC Handles

AS5694 BCBSA-1 NETWO1722-ARIN NETWO1722-ARIN NETWO1722-ARIN NETWO1722-ARIN