ASN AS32378 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS32378?

AS32378 is listed under OptumServe Health Services, Inc..

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.

AS32378 OptumServe Health Services, Inc.

ASN Lookup Tool

OptumServe Health Services, Inc. optumserve.com

US 1 Routes

AS Data

AS32378

AS32378 – OptumServe Health Services, Inc.

AS Number	32378
AS Name	HQ-LUMEN-SPECTRUM
Organization	OptumServe Health Services, Inc.(ohs-99)
Country	US
Website	optumserve.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2023-02-07

ASN Intelligence API for production workflows

Use ASN data for AS32378 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
8.29.49.0/24	AS32378	OptumServe Health Services, Inc.	OptumServe Health Services, Inc.	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:       32378
ASName:         HQ-LUMEN-SPECTRUM
ASHandle:       AS32378
RegDate:        2023-02-07
Updated:        2023-02-07    
Ref:            https://rdap.arin.net/registry/autnum/32378


OrgName:        OptumServe Health Services, Inc.
OrgId:          OHS-99
Address:        328 Front St. S
City:           La Crosse
StateProv:      WI
PostalCode:     54601
Country:        US
RegDate:        2023-01-19
Updated:        2023-01-30
Ref:            https://rdap.arin.net/registry/entity/OHS-99


OrgTechHandle: KOMOR2-ARIN
OrgTechName:   Komorous, Sean 
OrgTechPhone:  +1-608-783-7560 
OrgTechEmail:  skomorous@optumserve.com
OrgTechRef:    https://rdap.arin.net/registry/entity/KOMOR2-ARIN

OrgNOCHandle: KOMOR2-ARIN
OrgNOCName:   Komorous, Sean 
OrgNOCPhone:  +1-608-783-7560 
OrgNOCEmail:  skomorous@optumserve.com
OrgNOCRef:    https://rdap.arin.net/registry/entity/KOMOR2-ARIN

OrgDNSHandle: KOMOR2-ARIN
OrgDNSName:   Komorous, Sean 
OrgDNSPhone:  +1-608-783-7560 
OrgDNSEmail:  skomorous@optumserve.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/KOMOR2-ARIN

OrgRoutingHandle: KOMOR2-ARIN
OrgRoutingName:   Komorous, Sean 
OrgRoutingPhone:  +1-608-783-7560 
OrgRoutingEmail:  skomorous@optumserve.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/KOMOR2-ARIN

OrgAbuseHandle: KOMOR2-ARIN
OrgAbuseName:   Komorous, Sean 
OrgAbusePhone:  +1-608-783-7560 
OrgAbuseEmail:  skomorous@optumserve.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/KOMOR2-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