Report for 400321

Name

ARC-NET - Arcosa, Inc., 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.

400321 ARC-NET - Arcosa, Inc., US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS10796         TWC-10796-MIDWEST - Charter Communications Inc, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
77301 AS400321       ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  ARC-NET - Arcosa, Inc., 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       %
76964 AS400321      ARC-NET - Arcosa, Inc., US                         1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  66.103.158.0/24      4777 2516 7843 10796 400321   

Whois Entry

whois: 402332

IANA has recorded AS400321 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS400321\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:       400321
             ASName:         ARC-NET
             ASHandle:       AS400321
             RegDate:        2021-12-20
             Updated:        2021-12-20
             Ref:            https://rdap.arin.net/registry/autnum/400321
             
             
             OrgName:        Arcosa, Inc.
             OrgId:          ARCOS-14
             Address:        500 North Akard Street
             Address:        Suite 400
             City:           Dallas
             StateProv:      TX
             PostalCode:     75201
             Country:        US
             RegDate:        2021-10-27
             Updated:        2021-10-27
             Ref:            https://rdap.arin.net/registry/entity/ARCOS-14
             
             
             OrgDNSHandle: OPS28-ARIN
             OrgDNSName:   OPS
             OrgDNSPhone:  +1-972-942-6500 
             OrgDNSEmail:  arc-ops@arcosa.com
             OrgDNSRef:    https://rdap.arin.net/registry/entity/OPS28-ARIN
             
             OrgRoutingHandle: NOC33295-ARIN
             OrgRoutingName:   NOC
             OrgRoutingPhone:  +1-972-942-6500 
             OrgRoutingEmail:  arc-noc@arcosa.com
             OrgRoutingRef:    https://rdap.arin.net/registry/entity/NOC33295-ARIN
             
             OrgNOCHandle: NOC33295-ARIN
             OrgNOCName:   NOC
             OrgNOCPhone:  +1-972-942-6500 
             OrgNOCEmail:  arc-noc@arcosa.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/NOC33295-ARIN
             
             OrgAbuseHandle: ABUSE8160-ARIN
             OrgAbuseName:   Abuse
             OrgAbusePhone:  +1-972-942-6500 
             OrgAbuseEmail:  arc-abuse@arcosa.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ABUSE8160-ARIN
             
             OrgTechHandle: OPS28-ARIN
             OrgTechName:   OPS
             OrgTechPhone:  +1-972-942-6500 
             OrgTechEmail:  arc-ops@arcosa.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/OPS28-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.
             #