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AS399722 Blue Cross Blue Shield of Illinois or Blue Cross Blue Shield of Texas

Q: Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

ASN Lookup Tool

Blue Cross Blue Shield of Illinois or Blue Cross Blue Shield of Texas bcbstx.com

US 1 Routes

AS Data

AS399722

AS399722 – Blue Cross Blue Shield of Illinois or Blue Cross Blue Shield of Texas

AS Number	399722
AS Name	AS-MS-78065
Organization	Blue Cross Blue Shield of Illinois or Blue Cross Blue Shield of Texas(hscbcbi)
Country	US
Website	bcbstx.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2021-05-28

ASN Intelligence API for production workflows

Use ASN data for AS399722 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
208.79.25.0/24	AS399722	Blue Cross Blue Shield of Illinois or Blue Cross Blue Shield of Texas	Blue Cross Blue Shield of Illinois or Blue Cross Blue Shield of Texas	256

Raw Whois Response

#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#


ASNumber:       399721 - 399722
ASName:         AS-MS-78065
ASHandle:       AS399721
RegDate:        2021-05-28
Updated:        2021-05-28    
Ref:            https://rdap.arin.net/registry/autnum/399721


OrgName:        Blue Cross Blue Shield of Illinois or Blue Cross Blue Shield of Texas
OrgId:          HSCBCBI
Address:        300 E. Randolph Street
City:           Chicago
StateProv:      IL
PostalCode:     60601
Country:        US
RegDate:        2002-03-27
Updated:        2024-05-17
Ref:            https://rdap.arin.net/registry/entity/HSCBCBI


OrgAbuseHandle: MSA111-ARIN
OrgAbuseName:   Sanner, Michael 
OrgAbusePhone:  +1-214-354-8112 
OrgAbuseEmail:  michael_sanner@bcbstx.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MSA111-ARIN

OrgTechHandle: MSA111-ARIN
OrgTechName:   Sanner, Michael 
OrgTechPhone:  +1-214-354-8112 
OrgTechEmail:  michael_sanner@bcbstx.com
OrgTechRef:    https://rdap.arin.net/registry/entity/MSA111-ARIN

OrgTechHandle: BARRK5-ARIN
OrgTechName:   Barr, Kevin 
OrgTechPhone:  +1-214-862-5353 
OrgTechEmail:  kevin_barr@bcbstx.com
OrgTechRef:    https://rdap.arin.net/registry/entity/BARRK5-ARIN


#
# ARIN WHOIS data and services are subject to the Terms of Use
# available at: https://www.arin.net/resources/registry/whois/tou/
#
# If you see inaccuracies in the results, please report at
# https://www.arin.net/resources/registry/whois/inaccuracy_reporting/
#
# Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
#

Parsed Whois Response

Peers

AS Number	Description	Country
AS3549	Level 3 Communications, Inc. (GBLX)	US
AS3356	Level 3 Parent, LLC	US

Upstreams

AS Number	Description	Country
AS3356	Level 3 Parent, LLC	US

Frequently Asked Questions

What is ASN AS399722?

ASN AS399722 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS399722?

AS399722 is listed under Blue Cross Blue Shield of Illinois or Blue Cross Blue Shield of Texas.

What do peers, upstreams, and downstreams mean?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data included here?

WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access full ASN table data?

This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.