Report for 30420

Name

YCM - YORK CAPITAL MANAGEMENT US ADVISORS, L.P., 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 AS4637) 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.

30420 ML-STERN - ML Stern & Co. LLC

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS3549    GBLX Global Crossing Ltd.

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
22613 AS30420  ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  ML-STERN - ML Stern & Co. LLC

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       %
18308 AS30420 ML-STERN - ML Stern & Co. LLC                 1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  207.218.36.0/24      4637 3549 30420        

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

AS30420   1 More Specifics   1 Total Advertisements   ML-STERN - ML Stern & Co. LLC
    207.218.36.0/24               207.218.0.0/17

Whois Entry

whois: 402332

IANA has recorded AS30420 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS30420\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:       30420
             ASName:         YCM
             ASHandle:       AS30420
             RegDate:        2011-02-23
             Updated:        2012-03-02
             Ref:            https://rdap.arin.net/registry/autnum/30420
             
             
             OrgName:        YORK CAPITAL MANAGEMENT (US) ADVISORS, L.P.
             OrgId:          YCMUAL
             Address:        767 Fifth Avenue
             Address:        17th Floor
             City:           New York
             StateProv:      NY
             PostalCode:     10153
             Country:        US
             RegDate:        2011-01-27
             Updated:        2011-01-28
             Ref:            https://rdap.arin.net/registry/entity/YCMUAL
             
             
             OrgNOCHandle: SJO189-ARIN
             OrgNOCName:   Johnston, Steven 
             OrgNOCPhone:  +1-212-710-6582 
             OrgNOCEmail:  sjohnston@yorkcapital.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/SJO189-ARIN
             
             OrgTechHandle: JSH322-ARIN
             OrgTechName:   Shum, Jimmy 
             OrgTechPhone:  +1-212-710-6594 
             OrgTechEmail:  jshum@yorkcapital.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/JSH322-ARIN
             
             OrgAbuseHandle: SJO189-ARIN
             OrgAbuseName:   Johnston, Steven 
             OrgAbusePhone:  +1-212-710-6582 
             OrgAbuseEmail:  sjohnston@yorkcapital.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/SJO189-ARIN
             
             OrgAbuseHandle: JSH322-ARIN
             OrgAbuseName:   Shum, Jimmy 
             OrgAbusePhone:  +1-212-710-6594 
             OrgAbuseEmail:  jshum@yorkcapital.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/JSH322-ARIN
             
             OrgTechHandle: SJO189-ARIN
             OrgTechName:   Johnston, Steven 
             OrgTechPhone:  +1-212-710-6582 
             OrgTechEmail:  sjohnston@yorkcapital.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/SJO189-ARIN
             
             OrgNOCHandle: JSH322-ARIN
             OrgNOCName:   Shum, Jimmy 
             OrgNOCPhone:  +1-212-710-6594 
             OrgNOCEmail:  jshum@yorkcapital.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/JSH322-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.
             #