Report for 21617

Name

NARA - National Archives and Records Administration, 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 AS6447) 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.

21617 NARA, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS16524         METTEL, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
7640  AS21617        ORIGIN  Originate:      16896 /17.96  Transit:          0 /0.00  NARA, 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       %
21491 AS21617       NARA, US                                           5      2      1      4      1  20.00%


  Prefix               AS Path                              Aggregation Suggestion
  207.245.160.0/19     57866 3356 16524 21617   
  207.245.160.0/19     3257 3356 16524 21617 + Announce - aggregate of 207.245.160.0/20 (3257 3356 16524 21617) and 207.245.176.0/20 (3257 3356 16524 21617)
  207.245.160.0/20     3257 3356 16524 21617 - Withdrawn - aggregated with 207.245.176.0/20 (3257 3356 16524 21617)
  207.245.176.0/20     3257 3356 16524 21617 - Withdrawn - aggregated with 207.245.160.0/20 (3257 3356 16524 21617)
  207.245.177.0/24     57866 3356 16524 21617   
  207.245.180.0/24     57866 3356 16524 21617   

Prefixes added and withdrawn by this origin AS in the past 7 days.

    - 207.245.160.0/20            Withdrawn
    - 207.245.176.0/20            Withdrawn
    - 207.245.177.0/24            Withdrawn
    - 207.245.180.0/24            Withdrawn

Whois Entry

whois: 402603

IANA has recorded AS21617 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS21617\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:       21617
             ASName:         NARA
             ASHandle:       AS21617
             RegDate:        2001-05-31
             Updated:        2021-07-30
             Ref:            https://rdap.arin.net/registry/autnum/21617
             
             
             OrgName:        National Archives and Records Administration
             OrgId:          NARA
             Address:        8601 ADELPHI ROAD
             City:           COLLEGE PARK
             StateProv:      MD
             PostalCode:     20740-6001
             Country:        US
             RegDate:        1993-09-28
             Updated:        2025-08-25
             Ref:            https://rdap.arin.net/registry/entity/NARA
             
             
             OrgAbuseHandle: RIBEI15-ARIN
             OrgAbuseName:   Ribeiro, David 
             OrgAbusePhone:  +1-301-837-3073 
             OrgAbuseEmail:  david.ribeiro@nara.gov
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/RIBEI15-ARIN
             
             OrgTechHandle: ORLAN42-ARIN
             OrgTechName:   Orlando, Neil 
             OrgTechPhone:  +1-301-837-1523 
             OrgTechEmail:  neil.orlando@nara.gov
             OrgTechRef:    https://rdap.arin.net/registry/entity/ORLAN42-ARIN
             
             OrgAbuseHandle: ORLAN42-ARIN
             OrgAbuseName:   Orlando, Neil 
             OrgAbusePhone:  +1-301-837-1523 
             OrgAbuseEmail:  neil.orlando@nara.gov
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ORLAN42-ARIN
             
             OrgTechHandle: RIBEI15-ARIN
             OrgTechName:   Ribeiro, David 
             OrgTechPhone:  +1-301-837-3073 
             OrgTechEmail:  david.ribeiro@nara.gov
             OrgTechRef:    https://rdap.arin.net/registry/entity/RIBEI15-ARIN
             
             OrgRoutingHandle: RIBEI15-ARIN
             OrgRoutingName:   Ribeiro, David 
             OrgRoutingPhone:  +1-301-837-3073 
             OrgRoutingEmail:  david.ribeiro@nara.gov
             OrgRoutingRef:    https://rdap.arin.net/registry/entity/RIBEI15-ARIN
             
             OrgDNSHandle: RIBEI15-ARIN
             OrgDNSName:   Ribeiro, David 
             OrgDNSPhone:  +1-301-837-3073 
             OrgDNSEmail:  david.ribeiro@nara.gov
             OrgDNSRef:    https://rdap.arin.net/registry/entity/RIBEI15-ARIN
             
             OrgRoutingHandle: ORLAN42-ARIN
             OrgRoutingName:   Orlando, Neil 
             OrgRoutingPhone:  +1-301-837-1523 
             OrgRoutingEmail:  neil.orlando@nara.gov
             OrgRoutingRef:    https://rdap.arin.net/registry/entity/ORLAN42-ARIN
             
             OrgDNSHandle: ORLAN42-ARIN
             OrgDNSName:   Orlando, Neil 
             OrgDNSPhone:  +1-301-837-1523 
             OrgDNSEmail:  neil.orlando@nara.gov
             OrgDNSRef:    https://rdap.arin.net/registry/entity/ORLAN42-ARIN
             
             OrgNOCHandle: RIBEI15-ARIN
             OrgNOCName:   Ribeiro, David 
             OrgNOCPhone:  +1-301-837-3073 
             OrgNOCEmail:  david.ribeiro@nara.gov
             OrgNOCRef:    https://rdap.arin.net/registry/entity/RIBEI15-ARIN
             
             OrgNOCHandle: ORLAN42-ARIN
             OrgNOCName:   Orlando, Neil 
             OrgNOCPhone:  +1-301-837-1523 
             OrgNOCEmail:  neil.orlando@nara.gov
             OrgNOCRef:    https://rdap.arin.net/registry/entity/ORLAN42-ARIN
             
             RAbuseHandle: CAP50-ARIN
             RAbuseName:   Proctor, Cecil Antonio
             RAbusePhone:  +1-301-837-2072 
             RAbuseEmail:  cecil.proctor@nara.gov
             RAbuseRef:    https://rdap.arin.net/registry/entity/CAP50-ARIN
             
             RNOCHandle: CAP50-ARIN
             RNOCName:   Proctor, Cecil Antonio
             RNOCPhone:  +1-301-837-2072 
             RNOCEmail:  cecil.proctor@nara.gov
             RNOCRef:    https://rdap.arin.net/registry/entity/CAP50-ARIN
             
             RTechHandle: CAP50-ARIN
             RTechName:   Proctor, Cecil Antonio
             RTechPhone:  +1-301-837-2072 
             RTechEmail:  cecil.proctor@nara.gov
             RTechRef:    https://rdap.arin.net/registry/entity/CAP50-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.
             #