Report for 63044

Name

CMC - Commercial Metals 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 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.

63044 CMC, US

  Adjacency:     5  Upstream:     4  Downstream:     1
  Upstream Adjacent AS list
    AS20141         QTS-SUW1-ATL1, US
    AS7029          WINDSTREAM, US
    AS64044         EP2-AS-AP EP2 Payments Pty Ltd, AU
    AS3356          LEVEL3, US
  Downstream Adjacent AS list
    AS64044         EP2-AS-AP EP2 Payments Pty Ltd, AU

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
29633 AS63044        ORG+TRN Originate:       1792 /21.19  Transit:        256 /24.00 CMC, 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       %
24422 AS63044       CMC, US                                            7      2      1      6      1  14.29%


  Prefix               AS Path                              Aggregation Suggestion
  206.196.224.0/23     6939 20141 63044     + Announce - aggregate of 206.196.224.0/24 (6939 20141 63044) and 206.196.225.0/24 (6939 20141 63044)
  206.196.224.0/24     6939 20141 63044     - Withdrawn - aggregated with 206.196.225.0/24 (6939 20141 63044)
  206.196.225.0/24     6939 20141 63044     - Withdrawn - aggregated with 206.196.224.0/24 (6939 20141 63044)
  206.196.241.0/24     6939 20141 63044       
  206.196.243.0/24     6939 20141 63044       
  206.196.244.0/24     6939 7029 63044        
  206.196.245.0/24     7018 3356 63044 63044 63044 63044 63044 64044 63044 63044 63044 63044 63044   
  206.196.246.0/24     6939 7029 63044        

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

AS63044   6 More Specifics   6 Total Advertisements   CMC, US
    206.196.241.0/24              206.196.224.0/19
    206.196.242.0/24              206.196.224.0/19
    206.196.243.0/24              206.196.224.0/19
    206.196.244.0/24              206.196.224.0/19
    206.196.245.0/24              206.196.224.0/19
    206.196.246.0/24              206.196.224.0/19
    206.196.224.0/24              206.196.224.0/19
    206.196.225.0/24              206.196.224.0/19

Prefixes added and withdrawn by this origin AS in the past 7 days.

    - 206.196.224.0/24            Withdrawn
    - 206.196.225.0/24            Withdrawn

Whois Entry

whois: 402551

IANA has recorded AS63044 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS63044\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:       63044
             ASName:         CMC
             ASHandle:       AS63044
             RegDate:        2014-01-10
             Updated:        2014-01-10
             Ref:            https://rdap.arin.net/registry/autnum/63044
             
             
             OrgName:        Commercial Metals Company
             OrgId:          CMCSG
             Address:        6565 N. MacArthur Blvd.
             City:           Irving
             StateProv:      TX
             PostalCode:     75039
             Country:        US
             RegDate:        1995-01-20
             Updated:        2019-04-17
             Comment:        http://www.cmc.com
             Ref:            https://rdap.arin.net/registry/entity/CMCSG
             
             
             OrgAbuseHandle: JH442-ARIN
             OrgAbuseName:   Holbach, Jim 
             OrgAbusePhone:  +1-214-689-4300 
             OrgAbuseEmail:  jh442-arin@cmc.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/JH442-ARIN
             
             OrgAbuseHandle: HUANG223-ARIN
             OrgAbuseName:   Huang, Sherman 
             OrgAbusePhone:  +1-214-496-5543 
             OrgAbuseEmail:  huang223-arin@cmc.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/HUANG223-ARIN
             
             OrgTechHandle: HUANG223-ARIN
             OrgTechName:   Huang, Sherman 
             OrgTechPhone:  +1-214-496-5543 
             OrgTechEmail:  huang223-arin@cmc.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/HUANG223-ARIN
             
             OrgNOCHandle: HUANG223-ARIN
             OrgNOCName:   Huang, Sherman 
             OrgNOCPhone:  +1-214-496-5543 
             OrgNOCEmail:  huang223-arin@cmc.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/HUANG223-ARIN
             
             OrgAbuseHandle: MASSE314-ARIN
             OrgAbuseName:   Masser, Aaron 
             OrgAbusePhone:  +1-972-308-4583 
             OrgAbuseEmail:  aaron.masser@cmc.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/MASSE314-ARIN
             
             OrgNOCHandle: JH442-ARIN
             OrgNOCName:   Holbach, Jim 
             OrgNOCPhone:  +1-214-689-4300 
             OrgNOCEmail:  jh442-arin@cmc.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/JH442-ARIN
             
             OrgTechHandle: MASSE314-ARIN
             OrgTechName:   Masser, Aaron 
             OrgTechPhone:  +1-972-308-4583 
             OrgTechEmail:  aaron.masser@cmc.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/MASSE314-ARIN
             
             OrgNOCHandle: MASSE314-ARIN
             OrgNOCName:   Masser, Aaron 
             OrgNOCPhone:  +1-972-308-4583 
             OrgNOCEmail:  aaron.masser@cmc.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/MASSE314-ARIN
             
             OrgTechHandle: JH442-ARIN
             OrgTechName:   Holbach, Jim 
             OrgTechPhone:  +1-214-689-4300 
             OrgTechEmail:  jh442-arin@cmc.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/JH442-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.
             #