Report for 398381

Name

DC-ASN - Dallas, County Of, 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.

398381 DC-ASN - Dallas, County Of, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS6461          ZAYO-6461 - Zayo Bandwidth, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
57840 AS398381       ORIGIN  Originate:        512 /23.00  Transit:          0 /0.00  DC-ASN - Dallas, County Of, 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       %
30083 AS398381      DC-ASN - Dallas, County Of, US                     2      2      1      1      1  50.00%


  Prefix               AS Path                              Aggregation Suggestion
  76.164.228.0/23      4777 2497 6461 398381 + Announce - aggregate of 76.164.228.0/24 (4777 2497 6461 398381) and 76.164.229.0/24 (4777 2497 6461 398381)
  76.164.228.0/24      4777 2497 6461 398381 - Withdrawn - aggregated with 76.164.229.0/24 (4777 2497 6461 398381)
  76.164.229.0/24      4777 2497 6461 398381 - Withdrawn - aggregated with 76.164.228.0/24 (4777 2497 6461 398381)

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

AS398381   2 More Specifics   2 Total Advertisements   DC-ASN - Dallas, County Of, US
    76.164.228.0/24               76.164.228.0/23
    76.164.229.0/24               76.164.228.0/23

Whois Entry

whois: 402603

IANA has recorded AS398381 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS398381\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:       398381
             ASName:         DC-ASN
             ASHandle:       AS398381
             RegDate:        2020-05-12
             Updated:        2026-06-08
             Ref:            https://rdap.arin.net/registry/autnum/398381
             
             
             OrgName:        Dallas, County Of
             OrgId:          DC-1338
             Address:        1201 Elm Street Suite  2300
             City:           Dallas
             StateProv:      TX
             PostalCode:     75270
             Country:        US
             RegDate:        2019-05-22
             Updated:        2024-11-25
             Ref:            https://rdap.arin.net/registry/entity/DC-1338
             
             
             OrgDNSHandle: ALBDA-ARIN
             OrgDNSName:   Albdairi, Saif 
             OrgDNSPhone:  +1-214-653-7941 
             OrgDNSEmail:  saif.albdairi@dallascounty.org
             OrgDNSRef:    https://rdap.arin.net/registry/entity/ALBDA-ARIN
             
             OrgNOCHandle: HOLME370-ARIN
             OrgNOCName:   Holmes, Fred 
             OrgNOCPhone:  +1-214-808-2699 
             OrgNOCEmail:  fred.holmes@dallascounty.org
             OrgNOCRef:    https://rdap.arin.net/registry/entity/HOLME370-ARIN
             
             OrgTechHandle: HOLME370-ARIN
             OrgTechName:   Holmes, Fred 
             OrgTechPhone:  +1-214-808-2699 
             OrgTechEmail:  fred.holmes@dallascounty.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/HOLME370-ARIN
             
             OrgAbuseHandle: HOLME370-ARIN
             OrgAbuseName:   Holmes, Fred 
             OrgAbusePhone:  +1-214-808-2699 
             OrgAbuseEmail:  fred.holmes@dallascounty.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/HOLME370-ARIN
             
             OrgTechHandle: ALBDA-ARIN
             OrgTechName:   Albdairi, Saif 
             OrgTechPhone:  +1-214-653-7941 
             OrgTechEmail:  saif.albdairi@dallascounty.org
             OrgTechRef:    https://rdap.arin.net/registry/entity/ALBDA-ARIN
             
             OrgAbuseHandle: ALBDA-ARIN
             OrgAbuseName:   Albdairi, Saif 
             OrgAbusePhone:  +1-214-653-7941 
             OrgAbuseEmail:  saif.albdairi@dallascounty.org
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ALBDA-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.
             #