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AS33328 Norton Healthcare, Inc.

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

Norton Healthcare, Inc. nortonhealthcare.org

US 3 Routes

AS Data

AS33328

AS33328 – Norton Healthcare, Inc.

AS Number	33328
AS Name	NORTON-HEALTHCARE
Organization	Norton Healthcare, Inc. (norto)
Country	US
Website	nortonhealthcare.org
Number of IPv4 Routes	3
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2004-11-23

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Use ASN data for AS33328 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
205.152.159.0/24	AS33328	Norton Healthcare, Inc.	BRB BMF BRIB	256
205.152.157.0/24	AS33328	Norton Healthcare, Inc.	BRB BMF BRIB	256
205.152.158.0/24	AS33328	Norton Healthcare, Inc.	BRB BMF BRIB	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:       33328
ASName:         NORTON-HEALTHCARE
ASHandle:       AS33328
RegDate:        2004-11-23
Updated:        2012-03-02
Ref:            https://rdap.arin.net/registry/autnum/33328


OrgName:        Norton Healthcare, Inc.
OrgId:          NORTO
Address:        200 East Chestnut
City:           Louisville
StateProv:      KY
PostalCode:     40202
Country:        US
RegDate:        2004-05-21
Updated:        2026-04-08
Ref:            https://rdap.arin.net/registry/entity/NORTO


OrgAbuseHandle: NETWO583-ARIN
OrgAbuseName:   Network Opertions
OrgAbusePhone:  +1-502-629-8911 
OrgAbuseEmail:  internet.support@nortonhealthcare.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO583-ARIN

OrgTechHandle: NORTO168-ARIN
OrgTechName:   NORTON-ADMIN
OrgTechPhone:  +1-513-493-4700 
OrgTechEmail:  steve.kavanaugh@nortonhealthcare.org
OrgTechRef:    https://rdap.arin.net/registry/entity/NORTO168-ARIN

OrgTechHandle: COOKR29-ARIN
OrgTechName:   COOK, RICHARD 
OrgTechPhone:  +1-502-264-3101 
OrgTechEmail:  richard.cook@nortonhealthcare.org
OrgTechRef:    https://rdap.arin.net/registry/entity/COOKR29-ARIN

OrgNOCHandle: NOC34180-ARIN
OrgNOCName:   NOC
OrgNOCPhone:  +1-502-689-8961 
OrgNOCEmail:  tsnoc@nortonhealthcare.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC34180-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" : "33328",
    "as_handle" : "AS33328",
    "as_name" : "NORTON-HEALTHCARE",
    "tech_contacts" : [ "NORTO168-ARIN", "COOKR29-ARIN" ],
    "abuse_contacts" : [ "NETWO583-ARIN" ],
    "date_created" : "2004-11-23",
    "date_updated" : "2012-03-02",
    "source" : "https://rdap.arin.net/registry/autnum/33328"
  } ],
  "organization" : {
    "handle" : "NORTO",
    "name" : "Norton Healthcare, Inc.",
    "address" : [ "200 East Chestnut", "Louisville", "KY", "40202", "US" ],
    "street" : "East",
    "city" : "Louisville",
    "state" : "KY",
    "zip_code" : "40202",
    "country" : [ "US" ],
    "date_created" : "2004-05-21",
    "date_updated" : "2026-04-08",
    "source" : "https://rdap.arin.net/registry/entity/NORTO",
    "addressCountry" : "US"
  },
  "technical_contacts" : [ {
    "handle" : "NORTO168-ARIN",
    "name" : "NORTON-ADMIN",
    "email" : [ "steve.kavanaugh@nortonhealthcare.org" ],
    "phone" : [ "+1-513-493-4700" ],
    "source" : "https://rdap.arin.net/registry/entity/NORTO168-ARIN"
  }, {
    "handle" : "COOKR29-ARIN",
    "name" : "COOK, RICHARD",
    "email" : [ "richard.cook@nortonhealthcare.org" ],
    "phone" : [ "+1-502-264-3101" ],
    "source" : "https://rdap.arin.net/registry/entity/COOKR29-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "NETWO583-ARIN",
    "name" : "Network Opertions",
    "email" : [ "internet.support@nortonhealthcare.org" ],
    "phone" : [ "+1-502-629-8911" ],
    "source" : "https://rdap.arin.net/registry/entity/NETWO583-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US
AS10796	Charter Communications Inc	US

Upstreams

AS Number	Description	Country
AS7018	AT&T Enterprises, LLC	US
AS10796	Charter Communications Inc	US

Frequently Asked Questions

What is ASN AS33328?

ASN AS33328 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS33328?

AS33328 is listed under Norton Healthcare, Inc..

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.