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AS53825 Alameda Health System

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

Alameda Health System alamedahealthsystem.org

US 1 Routes

AS Data

AS53825

AS53825 – Alameda Health System

AS Number	53825
AS Name	ACMC-AS
Organization	Alameda Health System(acmc-5)
Country	US
Website	alamedahealthsystem.org
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2011-07-05

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Use ASN data for AS53825 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
63.241.90.0/24	AS53825	Alameda Health System	Alameda County Medical Center	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:       53825
ASName:         ACMC-AS
ASHandle:       AS53825
RegDate:        2011-07-05
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/53825


OrgName:        Alameda Health System
OrgId:          ACMC-5
Address:        1411 E 31 STREET
City:           OAKLAND
StateProv:      CA
PostalCode:     94602
Country:        US
RegDate:        2001-12-21
Updated:        2024-11-01
Ref:            https://rdap.arin.net/registry/entity/ACMC-5


OrgAbuseHandle: CHUNG3-ARIN
OrgAbuseName:   Chung, Wilbur 
OrgAbusePhone:  +1-510-437-8591 
OrgAbuseEmail:  wchung@acmedctr.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/CHUNG3-ARIN

OrgTechHandle: CHUNG3-ARIN
OrgTechName:   Chung, Wilbur 
OrgTechPhone:  +1-510-437-8591 
OrgTechEmail:  wchung@acmedctr.org
OrgTechRef:    https://rdap.arin.net/registry/entity/CHUNG3-ARIN

OrgTechHandle: MAJOR45-ARIN
OrgTechName:   Major, Cedrick 
OrgTechPhone:  +1-510-437-5359 
OrgTechEmail:  cmajor@alamedahealthsystem.org
OrgTechRef:    https://rdap.arin.net/registry/entity/MAJOR45-ARIN

OrgAbuseHandle: MAJOR45-ARIN
OrgAbuseName:   Major, Cedrick 
OrgAbusePhone:  +1-510-437-5359 
OrgAbuseEmail:  cmajor@alamedahealthsystem.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MAJOR45-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
AS7018	AT&T Enterprises, LLC	US
AS174	Cogent Communications, LLC	US

Upstreams

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US
AS174	Cogent Communications, LLC	US

Frequently Asked Questions

What is ASN AS53825?

ASN AS53825 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS53825?

AS53825 is listed under Alameda Health System.

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.