Report for 398969

Name

MSG-ENT - Sphere Entertainment Group, LLC, US

AS Adjacency Report

In the context of this report "Upstream" indicates that there is an adjacent AS that lines between the BGP table collection point (in this case at AS6447) and the specified AS. Similarly, "Downstream" refers to an adjacent AS that lies beyond the specified AS. This upstream / downstream categorisation is strictly a description relative topology, and should not be confused with provider / customer / peer inter-AS relationships.

398969 MSG-ENT, US

  Adjacency:     7  Upstream:     7  Downstream:     0
  Upstream Adjacent AS list
    AS54004         OPTIMUM-WIFI2, US
    AS8002          STEALTH, US
    AS3257          GTT-BACKBONE GTT, US
    AS22773         ASN-CXA-ALL-CCI-22773-RDC, US
    AS174           COGENT-174, US
    AS3356          LEVEL3, US
    AS6461          ZAYO-6461, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
44139 AS398969       ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  MSG-ENT, US

Aggregation Suggestions

        Filter: Aggregates, Specifics

This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.

 Rank AS            AS Name                                      Current  Wthdw  Aggte  Annce Redctn       %
76571 AS398969      MSG-ENT, US                                        4      0      0      4      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  74.120.13.0/24       2497 6461 398969       
  144.86.189.0/24      57866 3356 398969      
  162.142.79.0/24      3257 398969            
  192.234.212.0/24     6939 22773 398969      

Prefixes added and withdrawn by this origin AS in the past 7 days.

    - 162.142.79.0/24             Withdrawn

Whois Entry

whois: 402603

IANA has recorded AS398969 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS398969\n             
             #
             # 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
             
             
             OrgTechHandle: HLM21-ARIN
             OrgTechName:   MORRIS, HAROLD LOWE
             OrgTechPhone:  +1-929-668-5974 
             OrgTechEmail:  harold.morris@msg.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/HLM21-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: HIGHL11-ARIN
             OrgTechName:   Highland, Ali 
             OrgTechPhone:  +1-212-465-6084 
             OrgTechEmail:  networkengineeringteam@msg.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/HIGHL11-ARIN
             
             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: GROUP72-ARIN
             OrgTechName:   Group, Brander 
             OrgTechPhone:  +1-702-560-5616 
             OrgTechEmail:  arin@brandergroup.us
             OrgTechRef:    https://rdap.arin.net/registry/entity/GROUP72-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
             
             OrgDNSHandle: HIGHL11-ARIN
             OrgDNSName:   Highland, Ali 
             OrgDNSPhone:  +1-212-465-6084 
             OrgDNSEmail:  networkengineeringteam@msg.com
             OrgDNSRef:    https://rdap.arin.net/registry/entity/HIGHL11-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.
             #