Report for 2621

Name

DNIC-AS-02621 - United States Department of Defense DoD, 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.

2621 DNIC-AS-02621 - United States Department of Defense DoD, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS668           DNIC-AS-00668 - United States Department of Defense DoD, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
24125 AS2621         ORIGIN  Originate:       2048 /21.00  Transit:          0 /0.00  DNIC-AS-02621 - United States Department of Defense DoD, 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       %
20038 AS2621        DNIC-AS-02621 - United States Department of D      2      2      1      1      1  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  164.196.0.0/21       4777 6939 668 2621   + Announce - aggregate of 164.196.0.0/22 (4777 6939 668 2621) and 164.196.4.0/22 (4777 6939 668 2621)
  164.196.0.0/22       4777 6939 668 2621   - Withdrawn - aggregated with 164.196.4.0/22 (4777 6939 668 2621)
  164.196.4.0/22       4777 6939 668 2621   - Withdrawn - aggregated with 164.196.0.0/22 (4777 6939 668 2621)

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

AS2621   2 More Specifics   2 Total Advertisements   DNIC-AS-02621 - United States Department of Defense DoD, US
    164.196.0.0/22                164.196.0.0/15
    164.196.4.0/22                164.196.0.0/15

Whois Entry

whois: 402332

IANA has recorded AS2621 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS2621\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/
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             # Copyright 1997-2026, American Registry for Internet Numbers, Ltd.
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             ASNumber:       2621
             ASName:         DNIC-AS-02621
             ASHandle:       AS2621
             RegDate:        1993-06-18
             Updated:        2025-09-12
             Ref:            https://rdap.arin.net/registry/autnum/2621
             
             
             
             OrgName:        United States Department of Defense (DoD)
             OrgId:          USDDD
             Address:        3990 E. Broad Street
             City:           Columbus
             StateProv:      OH
             PostalCode:     43218
             Country:        US
             RegDate:        2007-01-12
             Updated:        2025-03-13
             Ref:            https://rdap.arin.net/registry/entity/USDDD
             
             
             OrgAbuseHandle: MIL-HSTMST-ARIN
             OrgAbuseName:   Network DoD
             OrgAbusePhone:  +1-844-347-2457 
             OrgAbuseEmail:  disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN
             
             OrgTechHandle: MIL-HSTMST-ARIN
             OrgTechName:   Network DoD
             OrgTechPhone:  +1-844-347-2457 
             OrgTechEmail:  disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
             OrgTechRef:    https://rdap.arin.net/registry/entity/MIL-HSTMST-ARIN
             
             OrgTechHandle: REGIS10-ARIN
             OrgTechName:   Registration
             OrgTechPhone:  +1-844-347-2457 
             OrgTechEmail:  disa.columbus.ns.mbx.arin-registrations@mail.mil
             OrgTechRef:    https://rdap.arin.net/registry/entity/REGIS10-ARIN
             
             OrgNOCHandle: MIL-HSTMST-ARIN
             OrgNOCName:   Network DoD
             OrgNOCPhone:  +1-844-347-2457 
             OrgNOCEmail:  disa.columbus.ns.mbx.hostmaster-dod-nic@mail.mil
             OrgNOCRef:    https://rdap.arin.net/registry/entity/MIL-HSTMST-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.
             #