ASN AS26810 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS26810?

AS26810 is listed under U.S. Dept. of Health and Human 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.

AS26810 U.S. Dept. of Health and Human Services

ASN Lookup Tool

U.S. Dept. of Health and Human Services hhs.gov

US 21 Routes

AS Data

AS26810

AS26810 – U.S. Dept. of Health and Human Services

AS Number	26810
AS Name	HHSNET-NOC-ASN
Organization	U.S. Dept. of Health and Human Services(udhhs)
Country	US
Website	hhs.gov
Number of IPv4 Routes	18
Number of IPv6 Routes	3
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2002-11-25

ASN Intelligence API for production workflows

Use ASN data for AS26810 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
162.99.0.0/17	AS26810	U.S. Dept. of Health and Human Services	U.S. Dept. of Health and Human Services	32768
2607:f220:600::/44	AS26810	U.S. Dept. of Health and Human Services	U.S. Dept. of Health and Human Services	~19×10²⁴
198.179.0.0/23	AS26810	U.S. Dept. of Health and Human Services	U.S. Dept. of Health and Human Services	512
158.74.35.0/24	AS26810	U.S. Dept. of Health and Human Services	U.S. Dept. of Health and Human Services	256
2607:f220::/44	AS26810	U.S. Dept. of Health and Human Services	U.S. Dept. of Health and Human Services	~19×10²⁴
198.179.2.0/24	AS26810	U.S. Dept. of Health and Human Services	U.S. Dept. of Health and Human Services	256
158.71.128.0/18	AS26810	U.S. Dept. of Health and Human Services	U.S. Dept. of Health and Human Services	16384
158.71.225.0/24	AS26810	U.S. Dept. of Health and Human Services	U.S. Dept. of Health and Human Services	256
2601:9600::/24	AS26810	U.S. Dept. of Health and Human Services	DCIO	~20×10³⁰
162.99.192.0/19	AS26810	U.S. Dept. of Health and Human Services	U.S. Dept. of Health and Human Services	8192

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:       26810
ASName:         HHSNET-NOC-ASN
ASHandle:       AS26810
RegDate:        2002-11-25
Updated:        2025-02-11    
Ref:            https://rdap.arin.net/registry/autnum/26810


OrgName:        U.S. Dept. of Health and Human Services
OrgId:          UDHHS
Address:        HHS/ASA/OCIO
Address:        5600 Fishers Lane
City:           Rockville
StateProv:      MD
PostalCode:     20852
Country:        US
RegDate:        1992-02-15
Updated:        2025-12-31
Ref:            https://rdap.arin.net/registry/entity/UDHHS


OrgNOCHandle: HNOC10-ARIN
OrgNOCName:   HHS Network Operations Center
OrgNOCPhone:  +1-301-443-2893 
OrgNOCEmail:  HHS_ITIO_NOC@HHS.GOV
OrgNOCRef:    https://rdap.arin.net/registry/entity/HNOC10-ARIN

OrgTechHandle: MILLE3252-ARIN
OrgTechName:   Miller, Tim 
OrgTechPhone:  +1-206-615-2450 
OrgTechEmail:  timothy.miller@hhs.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/MILLE3252-ARIN

OrgTechHandle: MOXLE3-ARIN
OrgTechName:   Moxley, Duane 
OrgTechPhone:  +1-202-770-5350 
OrgTechEmail:  duane.moxley@hhs.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/MOXLE3-ARIN

OrgTechHandle: PSC110-ARIN
OrgTechName:   Program Support Center
OrgTechPhone:  +1-202-774-2125 
OrgTechEmail:  william.verna@psc.hhs.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/PSC110-ARIN

OrgAbuseHandle: ABUSE5037-ARIN
OrgAbuseName:   Abuse
OrgAbusePhone:  +1-301-443-2893 
OrgAbuseEmail:  abuse@hhs.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE5037-ARIN

OrgNOCHandle: MOXLE3-ARIN
OrgNOCName:   Moxley, Duane 
OrgNOCPhone:  +1-202-770-5350 
OrgNOCEmail:  duane.moxley@hhs.gov
OrgNOCRef:    https://rdap.arin.net/registry/entity/MOXLE3-ARIN

OrgTechHandle: VOYTA-ARIN
OrgTechName:   Voyta, Steven 
OrgTechPhone:  +1-240-506-1441 
OrgTechEmail:  steven.voyta@hhs.gov
OrgTechRef:    https://rdap.arin.net/registry/entity/VOYTA-ARIN

OrgAbuseHandle: MOXLE3-ARIN
OrgAbuseName:   Moxley, Duane 
OrgAbusePhone:  +1-202-770-5350 
OrgAbuseEmail:  duane.moxley@hhs.gov
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MOXLE3-ARIN

RTechHandle: VOYTA-ARIN
RTechName:   Voyta, Steven 
RTechPhone:  +1-240-506-1441 
RTechEmail:  steven.voyta@hhs.gov
RTechRef:    https://rdap.arin.net/registry/entity/VOYTA-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
AS19050	U.S. Department of Health & Human Services	US

Upstreams

AS Number	Description	Country
AS19050	U.S. Department of Health & Human Services	US

Contacts

Email Contacts

timothy.miller@hhs.gov duane.moxley@hhs.gov william.verna@psc.hhs.gov steven.voyta@hhs.gov

Abuse Contacts

abuse@hhs.gov