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AS40910 Baylor Health Care System

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

Baylor Health Care System bswhealth.org

US 3 Routes

AS Data

AS40910

AS40910 – Baylor Health Care System

AS Number	40910
AS Name	BAYLOR
Organization	Baylor Health Care System(bhcs-5)
Country	US
Website	bswhealth.org
Number of IPv4 Routes	3
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2008-05-16

ASN Intelligence API for production workflows

Use ASN data for AS40910 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
198.205.16.0/20	AS40910	Baylor Health Care System	Baylor Health Care System	4096
198.205.24.0/21	AS40910	Baylor Health Care System	Baylor Health Care System	2048
199.119.25.0/24	AS40910	Baylor Health Care System	Baylor Health Care System	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:       40910
ASName:         BAYLOR
ASHandle:       AS40910
RegDate:        2008-05-16
Updated:        2012-02-24    
Ref:            https://rdap.arin.net/registry/autnum/40910


OrgName:        Baylor Health Care System
OrgId:          BHCS-5
Address:        2001 Bryan Street
Address:        Suite 2400
City:           Dallas
StateProv:      TX
PostalCode:     75201
Country:        US
RegDate:        2003-04-01
Updated:        2023-07-07
Ref:            https://rdap.arin.net/registry/entity/BHCS-5


OrgTechHandle: NETWO2390-ARIN
OrgTechName:   Network Team
OrgTechPhone:  +1-214-493-1536 
OrgTechEmail:  networkservices@bswhealth.org
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO2390-ARIN

OrgAbuseHandle: NETWO2390-ARIN
OrgAbuseName:   Network Team
OrgAbusePhone:  +1-214-493-1536 
OrgAbuseEmail:  networkservices@bswhealth.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO2390-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
AS7018	AT&T Enterprises, LLC	US
AS3549	Level 3 Communications, Inc. (GBLX)	US
AS3356	Level 3 Parent, LLC	US

Upstreams

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US
AS3356	Level 3 Parent, LLC	US

Frequently Asked Questions

What is ASN AS40910?

ASN AS40910 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS40910?

AS40910 is listed under Baylor Health Care System.

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.