AS26298 — NET-BCBSF-ASN

AS26298 announces 3 IPv4 prefixes covering 67,584 addresses and 0 IPv6 prefixes.

About this network

The AS handle NET-BCBSF-ASN is held by Florida Blue.

What it's used for

• The address space carries internal corporate infrastructure for a major health insurance provider, evidenced by netnames BCBSF, DHS54-NET, and FCSO1-NET associated with registrants Florida Blue, Diversified Health Services, Inc., and First Coast Service Options, Inc.
• The network announces 67,584 IPv4 addresses across 16 prefixes while maintaining only 3 observed neighbours, a ratio that indicates an internal corporate estate with site-by-site segmentation rather than a transit or access network.

Notable

• Registrants for the majority of prefixes are Florida Blue, with specific blocks registered to Diversified Health Services, Inc. and First Coast Service Options, Inc., all managed by Thomas Graham-Network Services.
• The address inventory is heavily concentrated in the 157.174.0.0/17 range, which is subdivided into numerous smaller /23 and /24 blocks, reflecting a finely segmented internal network structure.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 67.59.112.0/22
• 157.174.0.0/16
• 199.36.184.0/22

Upstream networks

• AS3356 Level 3 Parent, LLC
• AS7018 AT&T Enterprises, LLC
• AS33489 Comcast Cable Communications, LLC

Adjacent networks

• AS7018 AT&T Enterprises, LLC
• AS3356 Level 3 Parent, LLC
• AS33489 Comcast Cable Communications, LLC