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AS40520 Saint Bernard Hospital

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

Saint Bernard Hospital stbh.org

US 1 Routes

AS Data

AS40520

AS40520 – Saint Bernard Hospital

AS Number	40520
AS Name	STBH-ORG
Organization	Saint Bernard Hospital(sbh-11)
Country	US
Website	stbh.org
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2023-02-14

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Use ASN data for AS40520 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
50.171.199.0/24	AS40520	Saint Bernard Hospital	Comcast Cable Communications, LLC	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:       40520
ASName:         STBH-ORG
ASHandle:       AS40520
RegDate:        2023-02-14
Updated:        2023-02-14    
Ref:            https://rdap.arin.net/registry/autnum/40520


OrgName:        Saint Bernard Hospital
OrgId:          SBH-11
Address:        326 W. 64th Street
City:           Chicago
StateProv:      IL
PostalCode:     60621
Country:        US
RegDate:        2011-10-12
Updated:        2011-10-12
Ref:            https://rdap.arin.net/registry/entity/SBH-11


OrgTechHandle: NETWO4614-ARIN
OrgTechName:   Network Analyst
OrgTechPhone:  +1-773-962-4446 
OrgTechEmail:  gbuchanan@stbh.org
OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO4614-ARIN

OrgAbuseHandle: NETWO4614-ARIN
OrgAbuseName:   Network Analyst
OrgAbusePhone:  +1-773-962-4446 
OrgAbuseEmail:  gbuchanan@stbh.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO4614-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
AS33491	Comcast Cable Communications, LLC	US
AS7018	AT&T Enterprises, LLC	US

Upstreams

AS Number	Description	Country
AS33491	Comcast Cable Communications, LLC	US
AS7018	AT&T Enterprises, LLC	US

Frequently Asked Questions

What is ASN AS40520?

ASN AS40520 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS40520?

AS40520 is listed under Saint Bernard Hospital.

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.