Report for 29721

Name

CSHS-ELSEGUNDO - Cedars-Sinai Health Systems, 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 AS2.0) 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.

29721 CSHS-ELSEGUNDO - Cedars-Sinai Health Systems, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS13335         CLOUDFLARENET - Cloudflare, Inc., US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
49100 AS29721        ORIGIN  Originate:        512 /23.00  Transit:          0 /0.00  CSHS-ELSEGUNDO - Cedars-Sinai Health Systems, 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       %
38955 AS29721       CSHS-ELSEGUNDO - Cedars-Sinai Health Systems,      2      0      0      2      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  192.203.41.0/24      4777 13335 29721       
  192.231.86.0/24      4777 13335 29721       

Whois Entry

whois: 402332

IANA has recorded AS29721 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS29721\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:       29721
             ASName:         CSHS-ELSEGUNDO
             ASHandle:       AS29721
             RegDate:        2007-12-07
             Updated:        2025-01-30
             Ref:            https://rdap.arin.net/registry/autnum/29721
             
             
             OrgName:        Cedars-Sinai Health Systems
             OrgId:          CMC-27
             Address:        8700 Beverly Blvd
             City:           Los Angeles
             StateProv:      CA
             PostalCode:     90048
             Country:        US
             RegDate:        1992-08-03
             Updated:        2019-06-06
             Ref:            https://rdap.arin.net/registry/entity/CMC-27
             
             
             OrgTechHandle: CHANG11-ARIN
             OrgTechName:   Chang, Tom 
             OrgTechPhone:  +1-323-866-6495 
             OrgTechEmail:  tom.chang@cshs.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/CHANG11-ARIN
             
             OrgAbuseHandle: BRIGM1-ARIN
             OrgAbuseName:   Brigmann, Darren 
             OrgAbusePhone:  +1-661-857-4911 
             OrgAbuseEmail:  darren.brigmann@cshs.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/BRIGM1-ARIN
             
             OrgTechHandle: BRIGM1-ARIN
             OrgTechName:   Brigmann, Darren 
             OrgTechPhone:  +1-661-857-4911 
             OrgTechEmail:  darren.brigmann@cshs.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/BRIGM1-ARIN
             
             OrgAbuseHandle: CHANG11-ARIN
             OrgAbuseName:   Chang, Tom 
             OrgAbusePhone:  +1-323-866-6495 
             OrgAbuseEmail:  tom.chang@cshs.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/CHANG11-ARIN
             
             RTechHandle: BRIGM1-ARIN
             RTechName:   Brigmann, Darren 
             RTechPhone:  +1-661-857-4911 
             RTechEmail:  darren.brigmann@cshs.org
             RTechRef:    https://rdap.arin.net/registry/entity/BRIGM1-ARIN
             
             RAbuseHandle: BRIGM1-ARIN
             RAbuseName:   Brigmann, Darren 
             RAbusePhone:  +1-661-857-4911 
             RAbuseEmail:  darren.brigmann@cshs.org
             RAbuseRef:    https://rdap.arin.net/registry/entity/BRIGM1-ARIN
             
             RNOCHandle: BRIGM1-ARIN
             RNOCName:   Brigmann, Darren 
             RNOCPhone:  +1-661-857-4911 
             RNOCEmail:  darren.brigmann@cshs.org
             RNOCRef:    https://rdap.arin.net/registry/entity/BRIGM1-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.
             #