What is ASN AS398969?

ASN AS398969 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS398969?

AS398969 is listed under Sphere Entertainment Group, LLC.

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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AS398969 Sphere Entertainment Group, LLC

ASN Lookup Tool

Sphere Entertainment Group, LLC brandergroup.us

US 4 Routes

AS Data

AS398969

AS398969 – Sphere Entertainment Group, LLC

AS Number	398969
AS Name	MSG-ENT
Organization	Sphere Entertainment Group, LLC (msgec)
Country	US
Website	brandergroup.us
Number of IPv4 Routes	4
Number of IPv6 Routes	0
ASN type	BUSINESS
Registry	ARIN
Date Allocated	2020-10-22

ASN Intelligence API for production workflows

Use ASN data for AS398969 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
162.142.79.0/24	AS398969	Sphere Entertainment Group, LLC	Sphere Entertainment Group, LLC	256
144.86.189.0/24	AS398969	Sphere Entertainment Group, LLC	Sphere Entertainment Group, LLC	256
74.120.13.0/24	AS398969	Sphere Entertainment Group, LLC	Sphere Entertainment Group, LLC	256
192.234.212.0/24	AS398969	Sphere Entertainment Group, LLC	Sphere Entertainment Group, LLC	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:       398969
ASName:         MSG-ENT
ASHandle:       AS398969
RegDate:        2020-10-22
Updated:        2020-10-22
Ref:            https://rdap.arin.net/registry/autnum/398969


OrgName:        Sphere Entertainment Group, LLC
OrgId:          MSGEC
Address:        2 Pennsylvania Plaza
City:           New York
StateProv:      NY
PostalCode:     10121
Country:        US
RegDate:        2020-06-12
Updated:        2025-10-10
Ref:            https://rdap.arin.net/registry/entity/MSGEC


OrgAbuseHandle: HIGHL11-ARIN
OrgAbuseName:   Highland, Ali 
OrgAbusePhone:  +1-212-465-6084 
OrgAbuseEmail:  networkengineeringteam@msg.com
OrgAbuseRef:    https://rdap.arin.net/registry/entity/HIGHL11-ARIN

OrgTechHandle: HLM21-ARIN
OrgTechName:   MORRIS, HAROLD LOWE
OrgTechPhone:  +1-816-419-4064 
OrgTechEmail:  harold.morris@msg.com
OrgTechRef:    https://rdap.arin.net/registry/entity/HLM21-ARIN

OrgDNSHandle: HIGHL11-ARIN
OrgDNSName:   Highland, Ali 
OrgDNSPhone:  +1-212-465-6084 
OrgDNSEmail:  networkengineeringteam@msg.com
OrgDNSRef:    https://rdap.arin.net/registry/entity/HIGHL11-ARIN

OrgTechHandle: HIGHL11-ARIN
OrgTechName:   Highland, Ali 
OrgTechPhone:  +1-212-465-6084 
OrgTechEmail:  networkengineeringteam@msg.com
OrgTechRef:    https://rdap.arin.net/registry/entity/HIGHL11-ARIN

OrgRoutingHandle: HIGHL11-ARIN
OrgRoutingName:   Highland, Ali 
OrgRoutingPhone:  +1-212-465-6084 
OrgRoutingEmail:  networkengineeringteam@msg.com
OrgRoutingRef:    https://rdap.arin.net/registry/entity/HIGHL11-ARIN

OrgTechHandle: MORRI1314-ARIN
OrgTechName:    Morris , Harold 
OrgTechPhone:  +1-702-342-1044 
OrgTechEmail:  Harold.Morris@msg.com
OrgTechRef:    https://rdap.arin.net/registry/entity/MORRI1314-ARIN

OrgTechHandle: GROUP72-ARIN
OrgTechName:   Group, Brander 
OrgTechPhone:  +1-702-560-5616 
OrgTechEmail:  arin@brandergroup.us
OrgTechRef:    https://rdap.arin.net/registry/entity/GROUP72-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" : "398969",
    "as_handle" : "AS398969",
    "as_name" : "MSG-ENT",
    "admin_contacts" : [ "HIGHL11-ARIN" ],
    "tech_contacts" : [ "HLM21-ARIN", "HIGHL11-ARIN", "HIGHL11-ARIN", "MORRI1314-ARIN", "GROUP72-ARIN" ],
    "abuse_contacts" : [ "HIGHL11-ARIN" ],
    "date_created" : "2020-10-22",
    "date_updated" : "2020-10-22",
    "source" : "https://rdap.arin.net/registry/autnum/398969"
  } ],
  "organization" : {
    "handle" : "MSGEC",
    "name" : "Sphere Entertainment Group, LLC",
    "address" : [ "2 Pennsylvania Plaza", "New York", "NY", "10121", "US" ],
    "street" : "Pennsylvania Plaza",
    "city" : "New York",
    "state" : "NY",
    "zip_code" : "10121",
    "country" : [ "US" ],
    "date_created" : "2020-06-12",
    "date_updated" : "2025-10-10",
    "source" : "https://rdap.arin.net/registry/entity/MSGEC",
    "addressCountry" : "US"
  },
  "administrative_contacts" : [ {
    "handle" : "HIGHL11-ARIN",
    "name" : "Highland, Ali",
    "email" : [ "networkengineeringteam@msg.com" ],
    "phone" : [ "+1-212-465-6084" ],
    "source" : "https://rdap.arin.net/registry/entity/HIGHL11-ARIN"
  } ],
  "technical_contacts" : [ {
    "handle" : "HLM21-ARIN",
    "name" : "MORRIS, HAROLD LOWE",
    "email" : [ "harold.morris@msg.com" ],
    "phone" : [ "+1-816-419-4064" ],
    "source" : "https://rdap.arin.net/registry/entity/HLM21-ARIN"
  }, {
    "handle" : "HIGHL11-ARIN",
    "name" : "Highland, Ali",
    "email" : [ "networkengineeringteam@msg.com" ],
    "phone" : [ "+1-212-465-6084" ],
    "source" : "https://rdap.arin.net/registry/entity/HIGHL11-ARIN"
  }, {
    "handle" : "MORRI1314-ARIN",
    "name" : "Morris , Harold",
    "email" : [ "Harold.Morris@msg.com" ],
    "phone" : [ "+1-702-342-1044" ],
    "source" : "https://rdap.arin.net/registry/entity/MORRI1314-ARIN"
  }, {
    "handle" : "GROUP72-ARIN",
    "name" : "Group, Brander",
    "email" : [ "arin@brandergroup.us" ],
    "phone" : [ "+1-702-560-5616" ],
    "source" : "https://rdap.arin.net/registry/entity/GROUP72-ARIN"
  } ],
  "abuse_contacts" : [ {
    "handle" : "HIGHL11-ARIN",
    "name" : "Highland, Ali",
    "email" : [ "networkengineeringteam@msg.com" ],
    "phone" : [ "+1-212-465-6084" ],
    "source" : "https://rdap.arin.net/registry/entity/HIGHL11-ARIN"
  } ]
}

Peers

AS Number	Description	Country
AS1239	Cogent Communications, LLC	US
AS8002	Stealth Communications Services, LLC	US
AS286	GTT Communications Inc.	NL
AS286	GTT Communications Inc.	US
AS3257	GTT Communications Inc.	US
AS3356	Level 3 Parent, LLC	US
AS6461	Zayo Bandwidth	US
AS174	Cogent Communications, LLC	US
AS22773	Cox Communications Inc.	US
AS54004	Cablevision Lightpath LLC	US

Upstreams

AS Number	Description	Country
AS8002	Stealth Communications Services, LLC	US
AS286	GTT Communications Inc.	US
AS3257	GTT Communications Inc.	US
AS3356	Level 3 Parent, LLC	US
AS6461	Zayo Bandwidth	US
AS174	Cogent Communications, LLC	US
AS22773	Cox Communications Inc.	US
AS54004	Cablevision Lightpath LLC	US