Report for 397040

Name

SUPN-INT - Supernus Pharmaceuticals, Inc., 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.

397040 SUPN-INT - Supernus Pharmaceuticals, Inc., US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS3356          LEVEL3 - Level 3 Parent, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
76252 AS397040       ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  SUPN-INT - Supernus Pharmaceuticals, Inc., 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       %
75205 AS397040      SUPN-INT - Supernus Pharmaceuticals, Inc., US      1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  204.106.16.0/24      4777 2497 3356 397040   

Whois Entry

whois: 402332

IANA has recorded AS397040 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS397040\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:       397040
             ASName:         SUPN-INT
             ASHandle:       AS397040
             RegDate:        2018-09-06
             Updated:        2022-06-17
             Ref:            https://rdap.arin.net/registry/autnum/397040
             
             
             OrgName:        Supernus Pharmaceuticals, Inc.
             OrgId:          SP-818
             Address:        9715 Key West Avenue
             City:           Rockville
             StateProv:      MD
             PostalCode:     20850
             Country:        US
             RegDate:        2017-10-23
             Updated:        2022-06-17
             Ref:            https://rdap.arin.net/registry/entity/SP-818
             
             
             OrgAbuseHandle: ITADM249-ARIN
             OrgAbuseName:   IT Admin
             OrgAbusePhone:  +1-301-838-2698 
             OrgAbuseEmail:  itadmin@supernus.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ITADM249-ARIN
             
             OrgTechHandle: ITADM249-ARIN
             OrgTechName:   IT Admin
             OrgTechPhone:  +1-301-838-2698 
             OrgTechEmail:  itadmin@supernus.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/ITADM249-ARIN
             
             OrgNOCHandle: ITADM249-ARIN
             OrgNOCName:   IT Admin
             OrgNOCPhone:  +1-301-838-2698 
             OrgNOCEmail:  itadmin@supernus.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/ITADM249-ARIN
             
             RAbuseHandle: ITADM249-ARIN
             RAbuseName:   IT Admin
             RAbusePhone:  +1-301-838-2698 
             RAbuseEmail:  itadmin@supernus.com
             RAbuseRef:    https://rdap.arin.net/registry/entity/ITADM249-ARIN
             
             RTechHandle: ITADM249-ARIN
             RTechName:   IT Admin
             RTechPhone:  +1-301-838-2698 
             RTechEmail:  itadmin@supernus.com
             RTechRef:    https://rdap.arin.net/registry/entity/ITADM249-ARIN
             
             RNOCHandle: ITADM249-ARIN
             RNOCName:   IT Admin
             RNOCPhone:  +1-301-838-2698 
             RNOCEmail:  itadmin@supernus.com
             RNOCRef:    https://rdap.arin.net/registry/entity/ITADM249-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.
             #