What is ASN AS401873?

ASN AS401873 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS401873?

AS401873 is listed under UNIVERSAL HEALTH SERVICES.

What do peers, upstreams, and downstreams mean in ASN data?

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 shown for an ASN?

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

How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS401873 UNIVERSAL HEALTH SERVICES

ASN Lookup Tool

UNIVERSAL HEALTH SERVICES uhsinc.com

US 1 Routes

AS Data

AS401873

AS401873 – UNIVERSAL HEALTH SERVICES

AS Number	401873
AS Name	STM-014
Organization	UNIVERSAL HEALTH SERVICES(uhs-206)
Country	US
Website	uhsinc.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2025-07-24

ASN Intelligence API for production workflows

Use ASN data for AS401873 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
205.201.100.0/24	AS401873	UNIVERSAL HEALTH SERVICES	UNIVERSAL HEALTH SERVICES	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:       401873
ASName:         STM-014
ASHandle:       AS401873
RegDate:        2025-07-24
Updated:        2025-11-06
Comment:        https://www.stmarysregional.com/    
Ref:            https://rdap.arin.net/registry/autnum/401873


OrgName:        UNIVERSAL HEALTH SERVICES
OrgId:          UHS-206
Address:        367 S. Gulph Rd.
City:           King of Prussia
StateProv:      PA
PostalCode:     19406
Country:        US
RegDate:        2018-07-19
Updated:        2024-06-20
Ref:            https://rdap.arin.net/registry/entity/UHS-206


OrgAbuseHandle: ABBAS57-ARIN
OrgAbuseName:   Abbascia, Christina 
OrgAbusePhone:  +1-610-382-1062 
OrgAbuseEmail:  christina.abbascia@uhsinc.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABBAS57-ARIN

OrgTechHandle: ABBAS57-ARIN
OrgTechName:   Abbascia, Christina 
OrgTechPhone:  +1-610-382-1062 
OrgTechEmail:  christina.abbascia@uhsinc.com
OrgTechRef:    https://rdap.arin.net/registry/entity/ABBAS57-ARIN

OrgTechHandle: UCNG-ARIN
OrgTechName:   UHS Corp Network Group
OrgTechPhone:  +1-610-768-9310 
OrgTechEmail:  CORPNetworkGroup@uhsinc.com
OrgTechRef:    https://rdap.arin.net/registry/entity/UCNG-ARIN

OrgDNSHandle: ABBAS57-ARIN
OrgDNSName:   Abbascia, Christina 
OrgDNSPhone:  +1-610-382-1062 
OrgDNSEmail:  christina.abbascia@uhsinc.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/ABBAS57-ARIN

OrgDNSHandle: UCNG-ARIN
OrgDNSName:   UHS Corp Network Group
OrgDNSPhone:  +1-610-768-9310 
OrgDNSEmail:  CORPNetworkGroup@uhsinc.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/UCNG-ARIN

OrgAbuseHandle: UCNG-ARIN
OrgAbuseName:   UHS Corp Network Group
OrgAbusePhone:  +1-610-768-9310 
OrgAbuseEmail:  CORPNetworkGroup@uhsinc.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/UCNG-ARIN

OrgNOCHandle: ABBAS57-ARIN
OrgNOCName:   Abbascia, Christina 
OrgNOCPhone:  +1-610-382-1062 
OrgNOCEmail:  christina.abbascia@uhsinc.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/ABBAS57-ARIN

OrgRoutingHandle: UCNG-ARIN
OrgRoutingName:   UHS Corp Network Group
OrgRoutingPhone:  +1-610-768-9310 
OrgRoutingEmail:  CORPNetworkGroup@uhsinc.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/UCNG-ARIN

OrgNOCHandle: UCNG-ARIN
OrgNOCName:   UHS Corp Network Group
OrgNOCPhone:  +1-610-768-9310 
OrgNOCEmail:  CORPNetworkGroup@uhsinc.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/UCNG-ARIN

OrgRoutingHandle: ABBAS57-ARIN
OrgRoutingName:   Abbascia, Christina 
OrgRoutingPhone:  +1-610-382-1062 
OrgRoutingEmail:  christina.abbascia@uhsinc.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/ABBAS57-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
AS19108	Optimum	US
AS20412	Clarity Telecom LLC	US

Upstreams

AS Number	Description	Country
AS19108	Optimum	US
AS20412	Clarity Telecom LLC	US