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AS25632 NorthBay Healthcare Corporation

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

NorthBay Healthcare Corporation northbay.org

US 1 Routes

AS Data

AS25632

AS25632 – NorthBay Healthcare Corporation

AS Number	25632
AS Name	NORTHBAYHEALTHCARECORP
Organization	NorthBay Healthcare Corporation (nhc-356)
Country	US
Website	northbay.org
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2018-04-06

ASN Intelligence API for production workflows

Use ASN data for AS25632 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
12.228.186.0/24	AS25632	NorthBay Healthcare Corporation	NORTHBAY HEALTHCARE SYSTEM	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:       25632
ASName:         NORTHBAYHEALTHCARECORP
ASHandle:       AS25632
RegDate:        2018-04-06
Updated:        2018-04-06
Ref:            https://rdap.arin.net/registry/autnum/25632


OrgName:        NorthBay Healthcare Corporation
OrgId:          NHC-356
Address:        4500 Business Center Drive
City:           Fairfield
StateProv:      CA
PostalCode:     94534
Country:        US
RegDate:        2018-02-08
Updated:        2018-02-08
Ref:            https://rdap.arin.net/registry/entity/NHC-356


OrgNOCHandle: CKO52-ARIN
OrgNOCName:   Koopmeiners, Chad 
OrgNOCPhone:  +1-707-646-3252 
OrgNOCEmail:  netops@northbay.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/CKO52-ARIN

OrgAbuseHandle: KOOPM-ARIN
OrgAbuseName:   Koopmeiners, Chad 
OrgAbusePhone:  +1-707-646-3214 
OrgAbuseEmail:  netops@northbay.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/KOOPM-ARIN

OrgTechHandle: KOOPM-ARIN
OrgTechName:   Koopmeiners, Chad 
OrgTechPhone:  +1-707-646-3214 
OrgTechEmail:  netops@northbay.org
OrgTechRef:    https://rdap.arin.net/registry/entity/KOOPM-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

{
  "status" : true,
  "whois_server" : "whois.arin.net",
  "aut_nums" : [ {
    "aut_num" : "25632",
    "as_handle" : "AS25632",
    "as_name" : "NORTHBAYHEALTHCARECORP",
    "tech_contacts" : [ "KOOPM-ARIN" ],
    "abuse_contacts" : [ "KOOPM-ARIN" ],
    "date_created" : "2018-04-06",
    "date_updated" : "2018-04-06",
    "source" : "https://rdap.arin.net/registry/autnum/25632"
  } ],
  "organization" : {
    "handle" : "NHC-356",
    "name" : "NorthBay Healthcare Corporation",
    "address" : [ "4500 Business Center Drive", "Fairfield", "CA", "94534", "US" ],
    "street" : "Business Center Drive",
    "city" : "Fairfield",
    "state" : "CA",
    "zip_code" : "94534",
    "country" : [ "US" ],
    "date_created" : "2018-02-08",
    "date_updated" : "2018-02-08",
    "source" : "https://rdap.arin.net/registry/entity/NHC-356",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "KOOPM-ARIN",
    "name" : "Koopmeiners, Chad",
    "email" : [ "netops@northbay.org" ],
    "phone" : [ "+1-707-646-3214" ],
    "source" : "https://rdap.arin.net/registry/entity/KOOPM-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "KOOPM-ARIN",
    "name" : "Koopmeiners, Chad",
    "email" : [ "netops@northbay.org" ],
    "phone" : [ "+1-707-646-3214" ],
    "source" : "https://rdap.arin.net/registry/entity/KOOPM-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS33667	Comcast Cable Communications, LLC	US
AS7018	AT&T Enterprises, LLC	US
AS33651	Comcast Cable Communications, LLC	US

Upstreams

AS Number	Description	Country
AS33667	Comcast Cable Communications, LLC	US
AS7018	AT&T Enterprises, LLC	US
AS33651	Comcast Cable Communications, LLC	US

Frequently Asked Questions

What is ASN AS25632?

ASN AS25632 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS25632?

AS25632 is listed under NorthBay Healthcare Corporation.

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.