Report for 53975

Name

WAM - WESTERN ASSET MANAGEMENT COMPANY, 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.

53975 WAM - WESTERN ASSET MANAGEMENT COMPANY, 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
29448 AS53975        ORIGIN  Originate:       1792 /21.19  Transit:          0 /0.00  WAM - WESTERN ASSET MANAGEMENT COMPANY, 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       %
13361 AS53975       WAM - WESTERN ASSET MANAGEMENT COMPANY, US         7      6      3      4      3  42.86%


  Prefix               AS Path                              Aggregation Suggestion
  199.192.128.0/23     4777 2516 3356 53975 + Announce - aggregate of 199.192.128.0/24 (4777 2516 3356 53975) and 199.192.129.0/24 (4777 2516 3356 53975)
  199.192.128.0/24     4777 2516 3356 53975 - Withdrawn - aggregated with 199.192.129.0/24 (4777 2516 3356 53975)
  199.192.129.0/24     4777 2516 3356 53975 - Withdrawn - aggregated with 199.192.128.0/24 (4777 2516 3356 53975)
  199.192.131.0/24     4777 2516 3356 53975   
  199.192.132.0/23     4777 2497 3356 53975 + Announce - aggregate of 199.192.132.0/24 (4777 2497 3356 53975) and 199.192.133.0/24 (4777 2497 3356 53975)
  199.192.132.0/24     4777 2497 3356 53975 - Withdrawn - aggregated with 199.192.133.0/24 (4777 2497 3356 53975)
  199.192.133.0/24     4777 2497 3356 53975 - Withdrawn - aggregated with 199.192.132.0/24 (4777 2497 3356 53975)
  199.192.134.0/23     4777 2516 3356 53975 + Announce - aggregate of 199.192.134.0/24 (4777 2516 3356 53975) and 199.192.135.0/24 (4777 2516 3356 53975)
  199.192.134.0/24     4777 2516 3356 53975 - Withdrawn - aggregated with 199.192.135.0/24 (4777 2516 3356 53975)
  199.192.135.0/24     4777 2516 3356 53975 - Withdrawn - aggregated with 199.192.134.0/24 (4777 2516 3356 53975)

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

AS53975   7 More Specifics   7 Total Advertisements   WAM - WESTERN ASSET MANAGEMENT COMPANY, US
    199.192.128.0/24              199.192.128.0/21
    199.192.129.0/24              199.192.128.0/21
    199.192.131.0/24              199.192.128.0/21
    199.192.132.0/24              199.192.128.0/21
    199.192.133.0/24              199.192.128.0/21
    199.192.134.0/24              199.192.128.0/21
    199.192.135.0/24              199.192.128.0/21

Whois Entry

whois: 402332

IANA has recorded AS53975 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS53975\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:       53975
             ASName:         WAM
             ASHandle:       AS53975
             RegDate:        2011-08-22
             Updated:        2012-03-20
             Comment:        www.westernasset.com
             Ref:            https://rdap.arin.net/registry/autnum/53975
             
             
             OrgName:        WESTERN ASSET MANAGEMENT COMPANY
             OrgId:          WAM-25
             Address:        385 E Colorado Blvd # 250
             City:           Pasadena
             StateProv:      CA
             PostalCode:     91101
             Country:        US
             RegDate:        2011-07-19
             Updated:        2011-07-19
             Ref:            https://rdap.arin.net/registry/entity/WAM-25
             
             
             OrgNOCHandle: NOC12126-ARIN
             OrgNOCName:   Network Operations Center
             OrgNOCPhone:  +1-626-844-4042 
             OrgNOCEmail:  noc@Westernasset.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC12126-ARIN
             
             OrgAbuseHandle: NOC12126-ARIN
             OrgAbuseName:   Network Operations Center
             OrgAbusePhone:  +1-626-844-4042 
             OrgAbuseEmail:  noc@Westernasset.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/NOC12126-ARIN
             
             OrgTechHandle: NOC12126-ARIN
             OrgTechName:   Network Operations Center
             OrgTechPhone:  +1-626-844-4042 
             OrgTechEmail:  noc@Westernasset.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/NOC12126-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.
             #