Report for 20137

Name

USAGM-LAN - USAGM, 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.

20137 USAGM-LAN - USAGM, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS7018          ATT-INTERNET4 - AT&T Enterprises, LLC, US
    AS3356          LEVEL3 - Level 3 Parent, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
32721 AS20137        ORIGIN  Originate:       1280 /21.68  Transit:          0 /0.00  USAGM-LAN - USAGM, 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       %
21564 AS20137       USAGM-LAN - USAGM, US                              5      2      1      4      1  20.00%


  Prefix               AS Path                              Aggregation Suggestion
  152.75.128.0/23      4777 2516 3356 20137 + Announce - aggregate of 152.75.128.0/24 (4777 2516 3356 20137) and 152.75.129.0/24 (4777 2516 3356 20137)
  152.75.128.0/24      4777 2516 3356 20137 - Withdrawn - aggregated with 152.75.129.0/24 (4777 2516 3356 20137)
  152.75.129.0/24      4777 2516 3356 20137 - Withdrawn - aggregated with 152.75.128.0/24 (4777 2516 3356 20137)
  152.75.252.0/24      4777 2497 7018 20137   
  152.75.253.0/24      4777 2516 3356 20137   
  152.75.254.0/24      4777 2497 7018 20137   

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

AS20137   5 More Specifics   5 Total Advertisements   USAGM-LAN - USAGM, US
    152.75.128.0/24               152.75.0.0/16
    152.75.129.0/24               152.75.0.0/16
    152.75.252.0/24               152.75.0.0/16
    152.75.253.0/24               152.75.0.0/16
    152.75.254.0/24               152.75.0.0/16

Whois Entry

whois: 402332

IANA has recorded AS20137 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS20137\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:       20137
             ASName:         USAGM-LAN
             ASHandle:       AS20137
             RegDate:        2020-01-30
             Updated:        2025-11-10
             Ref:            https://rdap.arin.net/registry/autnum/20137
             
             
             OrgName:        USAGM
             OrgId:          USAGM
             Address:        330 Independence Avenue, SW
             City:           Washington
             StateProv:      DC
             PostalCode:     20237
             Country:        US
             RegDate:        2019-04-30
             Updated:        2019-04-30
             Ref:            https://rdap.arin.net/registry/entity/USAGM
             
             
             OrgTechHandle: ZU65-ARIN
             OrgTechName:   US International Broadcasting Bureau
             OrgTechPhone:  +1-202-382-7200 
             OrgTechEmail:  netcontact@ibb.gov
             OrgTechRef:    https://rdap.arin.net/registry/entity/ZU65-ARIN
             
             OrgNOCHandle: ZU65-ARIN
             OrgNOCName:   US International Broadcasting Bureau
             OrgNOCPhone:  +1-202-382-7200 
             OrgNOCEmail:  netcontact@ibb.gov
             OrgNOCRef:    https://rdap.arin.net/registry/entity/ZU65-ARIN
             
             OrgAbuseHandle: ABUSE5467-ARIN
             OrgAbuseName:   Abuse Contact
             OrgAbusePhone:  +1-202-382-7200 
             OrgAbuseEmail:  abuse@ibb.gov
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE5467-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.
             #