Report for 394666

Name

NYU-HOSPITALS-CENTER - NYU Langone Health, 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.

394666 NYU-HOSPITALS-CENTER, US

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS46887         CROWNCASTLE-AS46887, US
    AS6461          ZAYO-6461, US
    AS12            NYU-DOMAIN, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
18176 AS394666       ORIGIN  Originate:       4096 /20.00  Transit:          0 /0.00  NYU-HOSPITALS-CENTER, 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       %
20286 AS394666      NYU-HOSPITALS-CENTER, US                           9      3      1      7      2  22.22%


  Prefix               AS Path                              Aggregation Suggestion
  216.120.156.0/22     2914 6461 394666       
  216.120.156.0/23     2914 6461 394666     - Withdrawn - matching aggregate 216.120.156.0/22 2914 6461 394666
  216.120.158.0/23     293 3356 46887 394666   
  216.165.124.0/23     2914 6461 12 12 12 394666   
  216.165.124.0/23     11537 3754 12 394666 + Announce - aggregate of 216.165.124.0/24 (11537 3754 12 394666) and 216.165.125.0/24 (11537 3754 12 394666)
  216.165.124.0/24     11537 3754 12 394666 - Withdrawn - aggregated with 216.165.125.0/24 (11537 3754 12 394666)
  216.165.125.0/24     11537 3754 12 394666 - Withdrawn - aggregated with 216.165.124.0/24 (11537 3754 12 394666)
  216.165.126.0/23     2914 6461 12 12 12 394666   
  216.165.126.0/24     11537 3754 12 394666   
  216.165.127.0/24     293 3754 12 394666     

Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.

AS394666   9 More Specifics   10 Total Advertisements   NYU-HOSPITALS-CENTER, US
    216.120.156.0/23              216.120.156.0/22
    216.120.158.0/23              216.120.156.0/22
    216.165.124.0/22              216.165.0.0/17
    216.165.124.0/23              216.165.0.0/17
    216.165.124.0/24              216.165.0.0/17
    216.165.125.0/24              216.165.0.0/17
    216.165.126.0/23              216.165.0.0/17
    216.165.126.0/24              216.165.0.0/17
    216.165.127.0/24              216.165.0.0/17

Prefixes added and withdrawn by this origin AS in the past 7 days.

    + 216.120.158.0/23            Announced

Whois Entry

whois: 402549

IANA has recorded AS394666 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS394666\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:       394666
             ASName:         NYU-HOSPITALS-CENTER
             ASHandle:       AS394666
             RegDate:        2015-11-17
             Updated:        2023-04-13
             Ref:            https://rdap.arin.net/registry/autnum/394666
             
             
             OrgName:        NYU Langone Health
             OrgId:          NHC-78
             Address:        550 First Avenue
             City:           New York
             StateProv:      NY
             PostalCode:     10016
             Country:        US
             RegDate:        2015-10-16
             Updated:        2024-11-25
             Ref:            https://rdap.arin.net/registry/entity/NHC-78
             
             
             OrgNOCHandle: RUIZE33-ARIN
             OrgNOCName:   Ruiz, Eric 
             OrgNOCPhone:  +1-212-263-3539 
             OrgNOCEmail:  eric.ruiz@nyulangone.org
             OrgNOCRef:    https://rdap.arin.net/registry/entity/RUIZE33-ARIN
             
             OrgTechHandle: LAB21-ARIN
             OrgTechName:   Bedrick, Lauren  Ashley
             OrgTechPhone:  +1-702-560-5616 
             OrgTechEmail:  arin2@brandergroup.net
             OrgTechRef:    https://rdap.arin.net/registry/entity/LAB21-ARIN
             
             OrgTechHandle: RUIZE33-ARIN
             OrgTechName:   Ruiz, Eric 
             OrgTechPhone:  +1-212-263-3539 
             OrgTechEmail:  eric.ruiz@nyulangone.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/RUIZE33-ARIN
             
             OrgAbuseHandle: RUIZE33-ARIN
             OrgAbuseName:   Ruiz, Eric 
             OrgAbusePhone:  +1-212-263-3539 
             OrgAbuseEmail:  eric.ruiz@nyulangone.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/RUIZE33-ARIN
             
             RTechHandle: RUIZE33-ARIN
             RTechName:   Ruiz, Eric 
             RTechPhone:  +1-212-263-3539 
             RTechEmail:  eric.ruiz@nyulangone.org
             RTechRef:    https://rdap.arin.net/registry/entity/RUIZE33-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.
             #