Report for 21551

Name

JPMORGAN-AS21551-NYHB - JPMorgan Chase & Co., 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.

21551 HIGHBRIDGENY - Highbridge Capital Management, LLC.

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS24246   PNAPHKG001-AS-AP Internap Network Services
    AS4323    TWTC - Time Warner Telecom, Inc.

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
14816 AS21551  ORIGIN  Originate:       1024 /22.00  Transit:          0 /0.00  HIGHBRIDGENY - Highbridge Capital Management, 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       %
13870 AS21551 HIGHBRIDGENY - Highbridge Capital Manage      3      0      0      3      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  65.202.162.0/23      4637 4323 21551 21551 21551   
  65.211.73.0/24       4637 4323 21551 21551 21551   
  199.245.115.0/24     4637 24246 21551       

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

AS21551   3 More Specifics   3 Total Advertisements   HIGHBRIDGENY - Highbridge Capital Management, LLC.
    65.202.162.0/23               65.192.0.0/11
    65.211.73.0/24                65.192.0.0/11
    199.245.115.0/24              199.245.114.0/23

Whois Entry

whois: 402603

IANA has recorded AS21551 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS21551\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:       21551
             ASName:         JPMORGAN-AS21551-NYHB
             ASHandle:       AS21551
             RegDate:        2001-05-23
             Updated:        2022-05-10
             Ref:            https://rdap.arin.net/registry/autnum/21551
             
             
             OrgName:        JPMorgan Chase & Co.
             OrgId:          JMC-39
             Address:        120 Broadway
             City:           New York
             StateProv:      NY
             PostalCode:     10271-1999
             Country:        US
             RegDate:        2006-11-21
             Updated:        2017-10-19
             Ref:            https://rdap.arin.net/registry/entity/JMC-39
             
             
             OrgTechHandle: IPADM322-ARIN
             OrgTechName:   IP Admin
             OrgTechPhone:  +1-614-248-5800 
             OrgTechEmail:  ip-admin@jpmchase.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/IPADM322-ARIN
             
             OrgAbuseHandle: ABUSE6593-ARIN
             OrgAbuseName:   Abuse
             OrgAbusePhone:  +1-614-213-0000 
             OrgAbuseEmail:  domain.abuse@jpmchase.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE6593-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.
             #