Report for 54337

Name

BW-LYNVA - BWX Technologies, 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.

54337 BW-LYNVA - BWX Technologies, Inc., US

  Adjacency:     3  Upstream:     3  Downstream:     0
  Upstream Adjacent AS list
    AS577           BACOM - Bell Canada, CA
    AS812           ROGERS-COMMUNICATIONS - Rogers Communications Canada Inc., CA
    AS7018          ATT-INTERNET4 - AT&T Enterprises, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
45405 AS54337        ORIGIN  Originate:        768 /22.42  Transit:          0 /0.00  BW-LYNVA - BWX Technologies, 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       %
48245 AS54337       BW-LYNVA - BWX Technologies, Inc., US              3      0      0      3      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  136.175.220.0/24     4777 2497 6453 812 54337   
  136.175.221.0/24     4777 2497 577 54337    
  199.246.255.0/24     4777 2497 7018 54337   

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

AS54337   2 More Specifics   3 Total Advertisements   BW-LYNVA - BWX Technologies, Inc., US
    136.175.220.0/24              136.175.220.0/23
    136.175.221.0/24              136.175.220.0/23

Whois Entry

whois: 402591

IANA has recorded AS54337 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS54337\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:       54337
             ASName:         BW-LYNVA
             ASHandle:       AS54337
             RegDate:        2012-01-04
             Updated:        2020-09-28
             Comment:        http://www.bwxt.com
             Comment:        Standard NOC hours are 8am to 5pm EST
             Ref:            https://rdap.arin.net/registry/autnum/54337
             
             
             OrgName:        BWX Technologies, Inc.
             OrgId:          BWTSG
             Address:        2016 Mount Athos Road
             City:           Lynchburg
             StateProv:      VA
             PostalCode:     24504
             Country:        US
             RegDate:        2011-12-16
             Updated:        2020-09-28
             Ref:            https://rdap.arin.net/registry/entity/BWTSG
             
             
             OrgNOCHandle: ADMIN6571-ARIN
             OrgNOCName:   Admin
             OrgNOCPhone:  +1-434-546-5054 
             OrgNOCEmail:  BWXTITProcurement@bwxt.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/ADMIN6571-ARIN
             
             OrgTechHandle: ADMIN6571-ARIN
             OrgTechName:   Admin
             OrgTechPhone:  +1-434-546-5054 
             OrgTechEmail:  BWXTITProcurement@bwxt.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/ADMIN6571-ARIN
             
             OrgTechHandle: CRICK16-ARIN
             OrgTechName:   Crickenberger, Chris 
             OrgTechPhone:  +1-434-522-6713 
             OrgTechEmail:  clcrickenberger@bwxt.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/CRICK16-ARIN
             
             OrgAbuseHandle: ADMIN6571-ARIN
             OrgAbuseName:   Admin
             OrgAbusePhone:  +1-434-546-5054 
             OrgAbuseEmail:  BWXTITProcurement@bwxt.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ADMIN6571-ARIN
             
             OrgTechHandle: GOTCH1-ARIN
             OrgTechName:   Gotchall, Isaac 
             OrgTechPhone:  +1-330-861-7413 
             OrgTechEmail:  ijgotchall@bwxt.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/GOTCH1-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.
             #