What is ASN AS399987?

ASN AS399987 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS399987?

AS399987 is listed under Tacoma Pierce County Health Department.

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.

AS399987 Tacoma Pierce County Health Department

ASN Lookup Tool

Tacoma Pierce County Health Department tpchd.org

US 2 Routes

AS Data

AS399987

AS399987 – Tacoma Pierce County Health Department

AS Number	399987
AS Name	TACOMA-PIERCE-COUNTY-HEALTH-DEPARTMENT
Organization	Tacoma Pierce County Health Department(tchd-9)
Country	US
Website	tpchd.org
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	GOVERNMENT
Registry	ARIN
Date Allocated	2021-08-25

ASN Intelligence API for production workflows

Use ASN data for AS399987 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
192.103.156.0/24	AS399987	Tacoma Pierce County Health Department	Pierce County	256
192.103.155.0/24	AS399987	Tacoma Pierce County Health Department	Pierce County	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:       399987
ASName:         TACOMA-PIERCE-COUNTY-HEALTH-DEPARTMENT
ASHandle:       AS399987
RegDate:        2021-08-25
Updated:        2021-08-25    
Ref:            https://rdap.arin.net/registry/autnum/399987


OrgName:        Tacoma-Pierce County Health Department
OrgId:          TCHD-9
Address:        3629 South D Str
City:           Tacoma
StateProv:      WA
PostalCode:     98418
Country:        US
RegDate:        2021-08-04
Updated:        2021-08-04
Ref:            https://rdap.arin.net/registry/entity/TCHD-9


OrgNOCHandle: TPCHD-ARIN
OrgNOCName:   TPCHD IT
OrgNOCPhone:  +1-253-649-1500 
OrgNOCEmail:  itinfo@tpchd.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/TPCHD-ARIN

OrgRoutingHandle: TPCHD-ARIN
OrgRoutingName:   TPCHD IT
OrgRoutingPhone:  +1-253-649-1500 
OrgRoutingEmail:  itinfo@tpchd.org
OrgRoutingRef:    https://rdap.arin.net/registry/entity/TPCHD-ARIN

OrgAbuseHandle: TPCHD-ARIN
OrgAbuseName:   TPCHD IT
OrgAbusePhone:  +1-253-649-1500 
OrgAbuseEmail:  itinfo@tpchd.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/TPCHD-ARIN

OrgDNSHandle: TPCHD-ARIN
OrgDNSName:   TPCHD IT
OrgDNSPhone:  +1-253-649-1500 
OrgDNSEmail:  itinfo@tpchd.org
OrgDNSRef:    https://rdap.arin.net/registry/entity/TPCHD-ARIN

OrgTechHandle: TPCHD-ARIN
OrgTechName:   TPCHD IT
OrgTechPhone:  +1-253-649-1500 
OrgTechEmail:  itinfo@tpchd.org
OrgTechRef:    https://rdap.arin.net/registry/entity/TPCHD-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
AS2544	King County Gov	US

Upstreams

AS Number	Description	Country
AS2544	King County Gov	US