Report for 747

Name

DNIC-AS-00747 - Headquarters, USAISC, 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 AS4637) 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.

747 TAEGU-AS - DoD Network Information Center

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS724     DISA-ASNBLK - DoD Network Information Center
    AS27066   DDN-ASNBLK1 - DoD Network Information Center

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
713   AS747    ORIGIN  Originate:     279552 /13.91  Transit:          0 /0.00  TAEGU-AS - DoD Network Information Center

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       %
  559 AS747   TAEGU-AS - DoD Network Information Cente     60     33      8     35     25  41.67%


  Prefix               AS Path                              Aggregation Suggestion
  143.77.0.0/16        4637 3786 724 747      
  143.138.0.0/16       4637 3786 724 27066 27066 747   
  144.59.0.0/16        4637 3786 724 747      
  144.59.161.0/24      4637 3786 724 27066 27066 747   
  144.59.162.0/23      4637 3786 724 27066 27066 747 + Announce - aggregate of 144.59.162.0/24 (4637 3786 724 27066 27066 747) and 144.59.163.0/24 (4637 3786 724 27066 27066 747)
  144.59.162.0/24      4637 3786 724 27066 27066 747 - Withdrawn - aggregated with 144.59.163.0/24 (4637 3786 724 27066 27066 747)
  144.59.163.0/24      4637 3786 724 27066 27066 747 - Withdrawn - aggregated with 144.59.162.0/24 (4637 3786 724 27066 27066 747)
  144.59.174.0/23      4637 3786 724 27066 27066 747   
  147.242.243.0/24     4637 3786 724 747      
  160.135.0.0/16       4637 3786 724 27066 27066 747   
  204.37.129.0/24      4637 3786 724 747      
  204.37.130.0/24      4637 3786 724 27066 27066 747   
  204.37.133.0/24      4637 3786 724 747      
  204.208.0.0/22       4637 4323 22026 724 27066 27066 747 + Announce - aggregate of 204.208.0.0/23 (4637 4323 22026 724 27066 27066 747) and 204.208.2.0/23 (4637 4323 22026 724 27066 27066 747)
  204.208.0.0/24       4637 4323 22026 724 27066 27066 747 - Withdrawn - aggregated with 204.208.1.0/24 (4637 4323 22026 724 27066 27066 747)
  204.208.1.0/24       4637 4323 22026 724 27066 27066 747 - Withdrawn - aggregated with 204.208.0.0/24 (4637 4323 22026 724 27066 27066 747)
  204.208.2.0/24       4637 4323 22026 724 27066 27066 747 - Withdrawn - aggregated with 204.208.3.0/24 (4637 4323 22026 724 27066 27066 747)
  204.208.3.0/24       4637 4323 22026 724 27066 27066 747 - Withdrawn - aggregated with 204.208.2.0/24 (4637 4323 22026 724 27066 27066 747)
  204.208.12.0/23      4637 4323 22026 724 27066 27066 747 + Announce - aggregate of 204.208.12.0/24 (4637 4323 22026 724 27066 27066 747) and 204.208.13.0/24 (4637 4323 22026 724 27066 27066 747)
  204.208.12.0/24      4637 4323 22026 724 27066 27066 747 - Withdrawn - aggregated with 204.208.13.0/24 (4637 4323 22026 724 27066 27066 747)
  204.208.13.0/24      4637 4323 22026 724 27066 27066 747 - Withdrawn - aggregated with 204.208.12.0/24 (4637 4323 22026 724 27066 27066 747)
  204.208.15.0/24      4637 4323 22026 724 27066 27066 747   
  204.208.16.0/23      4637 209 721 721 721 721 721 721 721 27064 27066 724 747 + Announce - aggregate of 204.208.16.0/24 (4637 209 721 721 721 721 721 721 721 27064 27066 724 747) and 204.208.17.0/24 (4637 209 721 721 721 721 721 721 721 27064 27066 724 747)
  204.208.16.0/24      4637 209 721 721 721 721 721 721 721 27064 27066 724 747 - Withdrawn - aggregated with 204.208.17.0/24 (4637 209 721 721 721 721 721 721 721 27064 27066 724 747)
  204.208.17.0/24      4637 209 721 721 721 721 721 721 721 27064 27066 724 747 - Withdrawn - aggregated with 204.208.16.0/24 (4637 209 721 721 721 721 721 721 721 27064 27066 724 747)
  204.208.18.0/24      4637 209 721 721 721 721 721 721 721 27064 27066 724 747   
  204.208.20.0/24      4637 3786 724 27066 27066 747   
  204.208.22.0/23      4637 209 721 721 721 721 721 721 721 27064 27066 724 747 + Announce - aggregate of 204.208.22.0/24 (4637 209 721 721 721 721 721 721 721 27064 27066 724 747) and 204.208.23.0/24 (4637 209 721 721 721 721 721 721 721 27064 27066 724 747)
  204.208.22.0/24      4637 209 721 721 721 721 721 721 721 27064 27066 724 747 - Withdrawn - aggregated with 204.208.23.0/24 (4637 209 721 721 721 721 721 721 721 27064 27066 724 747)
  204.208.23.0/24      4637 209 721 721 721 721 721 721 721 27064 27066 724 747 - Withdrawn - aggregated with 204.208.22.0/24 (4637 209 721 721 721 721 721 721 721 27064 27066 724 747)
  204.208.24.0/24      4637 209 721 721 721 721 721 721 721 27064 27066 724 747   
  204.208.25.0/24      4637 3786 724 747      
  204.208.26.0/23      4637 209 721 721 721 721 721 721 721 27064 27066 724 747   
  204.208.26.0/23      4637 3786 724 747    + Announce - aggregate of 204.208.26.0/24 (4637 3786 724 747) and 204.208.27.0/24 (4637 3786 724 747)
  204.208.26.0/24      4637 3786 724 747    - Withdrawn - aggregated with 204.208.27.0/24 (4637 3786 724 747)
  204.208.27.0/24      4637 3786 724 747    - Withdrawn - aggregated with 204.208.26.0/24 (4637 3786 724 747)
  204.208.28.0/22      4637 3786 724 747    + Announce - aggregate of 204.208.28.0/23 (4637 3786 724 747) and 204.208.30.0/23 (4637 3786 724 747)
  204.208.28.0/24      4637 3786 724 747    - Withdrawn - aggregated with 204.208.29.0/24 (4637 3786 724 747)
  204.208.29.0/24      4637 3786 724 747    - Withdrawn - aggregated with 204.208.28.0/24 (4637 3786 724 747)
  204.208.30.0/24      4637 3786 724 747    - Withdrawn - aggregated with 204.208.31.0/24 (4637 3786 724 747)
  204.208.31.0/24      4637 3786 724 747    - Withdrawn - aggregated with 204.208.30.0/24 (4637 3786 724 747)
  204.208.32.0/21      4637 3786 724 747      
  204.208.32.0/24      4637 3786 724 747    - Withdrawn - matching aggregate 204.208.32.0/21 4637 3786 724 747
  204.208.33.0/24      4637 3786 724 747    - Withdrawn - matching aggregate 204.208.32.0/21 4637 3786 724 747
  204.208.34.0/24      4637 3786 724 747    - Withdrawn - matching aggregate 204.208.32.0/21 4637 3786 724 747
  204.208.35.0/24      4637 3786 724 747    - Withdrawn - matching aggregate 204.208.32.0/21 4637 3786 724 747
  204.208.37.0/24      4637 3786 724 747    - Withdrawn - matching aggregate 204.208.32.0/21 4637 3786 724 747
  204.208.38.0/24      4637 3786 724 747    - Withdrawn - matching aggregate 204.208.32.0/21 4637 3786 724 747
  204.208.39.0/24      4637 3786 724 747    - Withdrawn - matching aggregate 204.208.32.0/21 4637 3786 724 747
  204.208.40.0/22      4637 3786 724 747      
  204.208.40.0/24      4637 3786 724 747    - Withdrawn - matching aggregate 204.208.40.0/22 4637 3786 724 747
  204.208.41.0/24      4637 3786 724 747    - Withdrawn - matching aggregate 204.208.40.0/22 4637 3786 724 747
  204.208.42.0/24      4637 3786 724 747    - Withdrawn - matching aggregate 204.208.40.0/22 4637 3786 724 747
  204.208.43.0/24      4637 3786 724 747    - Withdrawn - matching aggregate 204.208.40.0/22 4637 3786 724 747
  204.208.47.0/24      4637 209 721 721 721 721 721 721 721 27064 27066 724 747   
  204.208.48.0/22      4637 209 721 721 721 721 721 721 721 27064 27066 724 747 + Announce - aggregate of 204.208.48.0/23 (4637 209 721 721 721 721 721 721 721 27064 27066 724 747) and 204.208.50.0/23 (4637 209 721 721 721 721 721 721 721 27064 27066 724 747)
  204.208.48.0/24      4637 209 721 721 721 721 721 721 721 27064 27066 724 747 - Withdrawn - aggregated with 204.208.49.0/24 (4637 209 721 721 721 721 721 721 721 27064 27066 724 747)
  204.208.49.0/24      4637 209 721 721 721 721 721 721 721 27064 27066 724 747 - Withdrawn - aggregated with 204.208.48.0/24 (4637 209 721 721 721 721 721 721 721 27064 27066 724 747)
  204.208.50.0/24      4637 209 721 721 721 721 721 721 721 27064 27066 724 747 - Withdrawn - aggregated with 204.208.51.0/24 (4637 209 721 721 721 721 721 721 721 27064 27066 724 747)
  204.208.51.0/24      4637 209 721 721 721 721 721 721 721 27064 27066 724 747 - Withdrawn - aggregated with 204.208.50.0/24 (4637 209 721 721 721 721 721 721 721 27064 27066 724 747)
  204.208.52.0/24      4637 209 721 721 721 721 721 721 721 27064 27066 724 747   
  204.208.54.0/24      4637 209 721 721 721 721 721 721 721 27064 27066 724 747   
  204.208.55.0/24      4637 3786 724 747      
  204.208.56.0/24      4637 3786 724 747      
  204.208.58.0/24      4637 209 721 721 721 721 721 721 721 27064 27066 724 747   
  204.208.61.0/24      4637 209 721 721 721 721 721 721 721 27064 27066 724 747   
  204.208.63.0/24      4637 3786 724 747      
  215.1.31.0/24        4637 3786 724 747      

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

AS747   56 More Specifics   60 Total Advertisements   TAEGU-AS - DoD Network Information Center
    144.59.161.0/24               144.59.0.0/16
    144.59.162.0/24               144.59.0.0/16
    144.59.163.0/24               144.59.0.0/16
    144.59.174.0/23               144.59.0.0/16
    147.242.243.0/24              147.242.0.0/16
    204.37.129.0/24               204.34.0.0/14
    204.37.130.0/24               204.34.0.0/14
    204.37.133.0/24               204.34.0.0/14
    204.208.0.0/24                204.208.0.0/16
    204.208.1.0/24                204.208.0.0/16
    204.208.2.0/24                204.208.0.0/16
    204.208.3.0/24                204.208.0.0/16
    204.208.12.0/24               204.208.0.0/16
    204.208.13.0/24               204.208.0.0/16
    204.208.15.0/24               204.208.0.0/16
    204.208.16.0/24               204.208.0.0/16
    204.208.17.0/24               204.208.0.0/16
    204.208.18.0/24               204.208.0.0/16
    204.208.20.0/24               204.208.0.0/16
    204.208.22.0/24               204.208.0.0/16
    204.208.23.0/24               204.208.0.0/16
    204.208.24.0/24               204.208.0.0/16
    204.208.25.0/24               204.208.0.0/16
    204.208.26.0/23               204.208.0.0/16
    204.208.26.0/24               204.208.0.0/16
    204.208.27.0/24               204.208.0.0/16
    204.208.28.0/24               204.208.0.0/16
    204.208.29.0/24               204.208.0.0/16
    204.208.30.0/24               204.208.0.0/16
    204.208.31.0/24               204.208.0.0/16
    204.208.32.0/21               204.208.0.0/16
    204.208.32.0/24               204.208.0.0/16
    204.208.33.0/24               204.208.0.0/16
    204.208.34.0/24               204.208.0.0/16
    204.208.35.0/24               204.208.0.0/16
    204.208.37.0/24               204.208.0.0/16
    204.208.38.0/24               204.208.0.0/16
    204.208.39.0/24               204.208.0.0/16
    204.208.40.0/22               204.208.0.0/16
    204.208.40.0/24               204.208.0.0/16
    204.208.41.0/24               204.208.0.0/16
    204.208.42.0/24               204.208.0.0/16
    204.208.43.0/24               204.208.0.0/16
    204.208.47.0/24               204.208.0.0/16
    204.208.48.0/24               204.208.0.0/16
    204.208.49.0/24               204.208.0.0/16
    204.208.50.0/24               204.208.0.0/16
    204.208.51.0/24               204.208.0.0/16
    204.208.52.0/24               204.208.0.0/16
    204.208.54.0/24               204.208.0.0/16
    204.208.55.0/24               204.208.0.0/16
    204.208.56.0/24               204.208.0.0/16
    204.208.58.0/24               204.208.0.0/16
    204.208.61.0/24               204.208.0.0/16
    204.208.63.0/24               204.208.0.0/16
    215.1.31.0/24                 215.0.0.0/8

Whois Entry

whois: 402332

IANA has recorded AS747 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS747\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:       747
             ASName:         DNIC-AS-00747
             ASHandle:       AS747
             RegDate:        1990-09-25
             Updated:        2011-08-02
             Ref:            https://rdap.arin.net/registry/autnum/747
             
             
             OrgName:        Headquarters, USAISC
             OrgId:          HEADQU-3
             Address:        NETC-ANC CONUS TNOSC
             City:           Fort Huachuca
             StateProv:      AZ
             PostalCode:     85613
             Country:        US
             RegDate:        1990-03-26
             Updated:        2025-03-13
             Ref:            https://rdap.arin.net/registry/entity/HEADQU-3
             
             
             OrgAbuseHandle: REGIS10-ARIN
             OrgAbuseName:   Registration
             OrgAbusePhone:  +1-844-347-2457 
             OrgAbuseEmail:  disa.columbus.ns.mbx.arin-registrations@mail.mil
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/REGIS10-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
             
             
             #
             # 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.
             #