ASN AS572 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS572?

AS572 is listed under Greater Baltimore Medical Center Inc.

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?

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AS572 Greater Baltimore Medical Center Inc

ASN Lookup Tool

Greater Baltimore Medical Center Inc gbmc.org

US 4 Routes

AS Data

AS572

AS572 – Greater Baltimore Medical Center Inc

AS Number	572
AS Name	GBMC-TOW
Organization	Greater Baltimore Medical Center Inc (gbmc-2)
Country	US
Website	gbmc.org
Number of IPv4 Routes	4
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2014-02-18

ASN Intelligence API for production workflows

Use ASN data for AS572 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
198.185.27.0/24	AS572	Greater Baltimore Medical Center Inc	Greater Baltimore Medical Center Inc	256
198.185.26.0/24	AS572	Greater Baltimore Medical Center Inc	Greater Baltimore Medical Center Inc	256
65.111.72.0/23	AS572	Greater Baltimore Medical Center Inc	GREATER BALTIMORE MEDICAL CENTER	512
198.185.26.0/23	AS572	Greater Baltimore Medical Center Inc	Greater Baltimore Medical Center Inc	512

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:       572
ASName:         GBMC-TOW
ASHandle:       AS572
RegDate:        2014-02-18
Updated:        2014-02-18
Ref:            https://rdap.arin.net/registry/autnum/572


OrgName:        Greater Baltimore Medical Center Inc
OrgId:          GBMC-2
Address:        6701 N. Charles St
City:           Towson
StateProv:      MD
PostalCode:     21204
Country:        US
RegDate:        2013-07-29
Updated:        2026-10-20
Ref:            https://rdap.arin.net/registry/entity/GBMC-2


OrgAbuseHandle: HOOTS8-ARIN
OrgAbuseName:   Hoots, Thomas 
OrgAbusePhone:  +1-443-761-5893 
OrgAbuseEmail:  thoots@gbmc.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/HOOTS8-ARIN

OrgDNSHandle: HOOTS8-ARIN
OrgDNSName:   Hoots, Thomas 
OrgDNSPhone:  +1-443-761-5893 
OrgDNSEmail:  thoots@gbmc.org
OrgDNSRef:    https://rdap.arin.net/registry/entity/HOOTS8-ARIN

OrgNOCHandle: PATEL2917-ARIN
OrgNOCName:   Patel, Hamandra 
OrgNOCPhone:  +1-443-849-6537 
OrgNOCEmail:  hpatel@gbmc.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/PATEL2917-ARIN

OrgTechHandle: PATEL2917-ARIN
OrgTechName:   Patel, Hamandra 
OrgTechPhone:  +1-443-849-6537 
OrgTechEmail:  hpatel@gbmc.org
OrgTechRef:    https://rdap.arin.net/registry/entity/PATEL2917-ARIN

OrgNOCHandle: GREEN1734-ARIN
OrgNOCName:   Green, Nicholas 
OrgNOCPhone:  +1-443-468-6344 
OrgNOCEmail:  ngreen@gbmc.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/GREEN1734-ARIN

OrgTechHandle: HOOTS8-ARIN
OrgTechName:   Hoots, Thomas 
OrgTechPhone:  +1-443-761-5893 
OrgTechEmail:  thoots@gbmc.org
OrgTechRef:    https://rdap.arin.net/registry/entity/HOOTS8-ARIN

OrgDNSHandle: PATEL2917-ARIN
OrgDNSName:   Patel, Hamandra 
OrgDNSPhone:  +1-443-849-6537 
OrgDNSEmail:  hpatel@gbmc.org
OrgDNSRef:    https://rdap.arin.net/registry/entity/PATEL2917-ARIN

OrgNOCHandle: HOOTS8-ARIN
OrgNOCName:   Hoots, Thomas 
OrgNOCPhone:  +1-443-761-5893 
OrgNOCEmail:  thoots@gbmc.org
OrgNOCRef:    https://rdap.arin.net/registry/entity/HOOTS8-ARIN

OrgAbuseHandle: PATEL2917-ARIN
OrgAbuseName:   Patel, Hamandra 
OrgAbusePhone:  +1-443-849-6537 
OrgAbuseEmail:  hpatel@gbmc.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/PATEL2917-ARIN

OrgTechHandle: GREEN1734-ARIN
OrgTechName:   Green, Nicholas 
OrgTechPhone:  +1-443-468-6344 
OrgTechEmail:  ngreen@gbmc.org
OrgTechRef:    https://rdap.arin.net/registry/entity/GREEN1734-ARIN

OrgAbuseHandle: GREEN1734-ARIN
OrgAbuseName:   Green, Nicholas 
OrgAbusePhone:  +1-443-468-6344 
OrgAbuseEmail:  ngreen@gbmc.org
OrgAbuseRef:    https://rdap.arin.net/registry/entity/GREEN1734-ARIN

OrgRoutingHandle: HOOTS8-ARIN
OrgRoutingName:   Hoots, Thomas 
OrgRoutingPhone:  +1-443-761-5893 
OrgRoutingEmail:  thoots@gbmc.org
OrgRoutingRef:    https://rdap.arin.net/registry/entity/HOOTS8-ARIN

OrgRoutingHandle: PATEL2917-ARIN
OrgRoutingName:   Patel, Hamandra 
OrgRoutingPhone:  +1-443-849-6537 
OrgRoutingEmail:  hpatel@gbmc.org
OrgRoutingRef:    https://rdap.arin.net/registry/entity/PATEL2917-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" : "572",
    "as_handle" : "AS572",
    "as_name" : "GBMC-TOW",
    "admin_contacts" : [ "HOOTS8-ARIN", "PATEL2917-ARIN" ],
    "tech_contacts" : [ "PATEL2917-ARIN", "HOOTS8-ARIN", "GREEN1734-ARIN", "HOOTS8-ARIN", "PATEL2917-ARIN" ],
    "abuse_contacts" : [ "HOOTS8-ARIN", "PATEL2917-ARIN", "GREEN1734-ARIN" ],
    "date_created" : "2014-02-18",
    "date_updated" : "2014-02-18",
    "source" : "https://rdap.arin.net/registry/autnum/572"
  } ],
  "organization" : {
    "handle" : "GBMC-2",
    "name" : "Greater Baltimore Medical Center Inc",
    "address" : [ "6701 N. Charles St", "Towson", "MD", "21204", "US" ],
    "street" : "N. Charles St",
    "city" : "Towson",
    "state" : "MD",
    "zip_code" : "21204",
    "country" : [ "US" ],
    "date_created" : "2013-07-29",
    "date_updated" : "2026-10-20",
    "source" : "https://rdap.arin.net/registry/entity/GBMC-2",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "HOOTS8-ARIN",
    "name" : "Hoots, Thomas",
    "email" : [ "thoots@gbmc.org" ],
    "phone" : [ "+1-443-761-5893" ],
    "source" : "https://rdap.arin.net/registry/entity/HOOTS8-ARIN"
  }, {
    "handle" : "PATEL2917-ARIN",
    "name" : "Patel, Hamandra",
    "email" : [ "hpatel@gbmc.org" ],
    "phone" : [ "+1-443-849-6537" ],
    "source" : "https://rdap.arin.net/registry/entity/PATEL2917-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "PATEL2917-ARIN",
    "name" : "Patel, Hamandra",
    "email" : [ "hpatel@gbmc.org" ],
    "phone" : [ "+1-443-849-6537" ],
    "source" : "https://rdap.arin.net/registry/entity/PATEL2917-ARIN"
  }, {
    "handle" : "HOOTS8-ARIN",
    "name" : "Hoots, Thomas",
    "email" : [ "thoots@gbmc.org" ],
    "phone" : [ "+1-443-761-5893" ],
    "source" : "https://rdap.arin.net/registry/entity/HOOTS8-ARIN"
  }, {
    "handle" : "GREEN1734-ARIN",
    "name" : "Green, Nicholas",
    "email" : [ "ngreen@gbmc.org" ],
    "phone" : [ "+1-443-468-6344" ],
    "source" : "https://rdap.arin.net/registry/entity/GREEN1734-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "HOOTS8-ARIN",
    "name" : "Hoots, Thomas",
    "email" : [ "thoots@gbmc.org" ],
    "phone" : [ "+1-443-761-5893" ],
    "source" : "https://rdap.arin.net/registry/entity/HOOTS8-ARIN"
  }, {
    "handle" : "PATEL2917-ARIN",
    "name" : "Patel, Hamandra",
    "email" : [ "hpatel@gbmc.org" ],
    "phone" : [ "+1-443-849-6537" ],
    "source" : "https://rdap.arin.net/registry/entity/PATEL2917-ARIN"
  }, {
    "handle" : "GREEN1734-ARIN",
    "name" : "Green, Nicholas",
    "email" : [ "ngreen@gbmc.org" ],
    "phone" : [ "+1-443-468-6344" ],
    "source" : "https://rdap.arin.net/registry/entity/GREEN1734-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS17054	Expedient	US
AS33657	Comcast Cable Communications, LLC	US
AS701	Verizon Business	US

Upstreams

AS Number	Description	Country
AS17054	Expedient	US
AS33657	Comcast Cable Communications, LLC	US
AS701	Verizon Business	US