ASN Lookup Tool

NorthShore University HealthSystem northshore.org US US 11 Routes

AS Data

AS36319

AS36319 – NorthShore University HealthSystem

AS Number 36319
AS Name ENWHC
Organization NorthShore University HealthSystem(enhc)
Country US
Website northshore.org
Number of IPv4 Routes 11
Number of IPv6 Routes 0
ASN type BUSINESS
Registry ARIN
Date Allocated 2005-11-28

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Use ASN data for AS36319 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
204.26.29.0/24 256
204.26.16.0/20 4096
198.251.16.0/24 256
198.251.19.0/24 256
198.251.18.0/24 256
198.251.17.0/24 256
204.26.27.0/24 256
198.251.16.0/23 512
204.26.28.0/24 256
204.26.30.0/24 256

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:       36319
ASName:         ENWHC
ASHandle:       AS36319
RegDate:        2005-11-28
Updated:        2012-03-02    
Ref:            https://rdap.arin.net/registry/autnum/36319


OrgName:        NorthShore University HealthSystem
OrgId:          ENHC
Address:        4901 Searle Parkway
City:           Skokie
StateProv:      IL
PostalCode:     60076
Country:        US
RegDate:        2005-10-12
Updated:        2025-01-08
Ref:            https://rdap.arin.net/registry/entity/ENHC


OrgTechHandle: SMITH6239-ARIN
OrgTechName:   Smith, Daniel 
OrgTechPhone:  +1-630-527-5663 
OrgTechEmail:  daniel.smith@endeavorhealth.org
OrgTechRef:    https://rdap.arin.net/registry/entity/SMITH6239-ARIN

OrgRoutingHandle: SMITH6239-ARIN
OrgRoutingName:   Smith, Daniel 
OrgRoutingPhone:  +1-630-527-5663 
OrgRoutingEmail:  daniel.smith@endeavorhealth.org
OrgRoutingRef:    https://rdap.arin.net/registry/entity/SMITH6239-ARIN

OrgTechHandle: MSI141-ARIN
OrgTechName:   Sinisi, Mike 
OrgTechPhone:  +1-847-982-5416 
OrgTechEmail:  msinisi@northshore.org
OrgTechRef:    https://rdap.arin.net/registry/entity/MSI141-ARIN

OrgAbuseHandle: MSI141-ARIN
OrgAbuseName:   Sinisi, Mike 
OrgAbusePhone:  +1-847-982-5416 
OrgAbuseEmail:  msinisi@northshore.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/MSI141-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
AS33491 Comcast Cable Communications, LLC US
AS46887 Crown Castle Fiber LLC US
AS7018 AT&T Enterprises, LLC US

Upstreams

AS Number Description Country
AS33491 Comcast Cable Communications, LLC US
AS46887 Crown Castle Fiber LLC US
AS7018 AT&T Enterprises, LLC US

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Frequently Asked Questions

ASN AS36319 is an Autonomous System Number used to identify a network for BGP internet routing.
AS36319 is listed under NorthShore University HealthSystem.
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
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.