Report for 21543

Name

RITEAID - Rite Aid Corporation, 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.

21543 RITEAID - Rite Aid Corporation, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS3356          LEVEL3 - Level 3 Parent, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
30420 AS21543        ORIGIN  Originate:       1536 /21.42  Transit:          0 /0.00  RITEAID - Rite Aid Corporation, 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       %
10026 AS21543       RITEAID - Rite Aid Corporation, US                 6      6      2      2      4  66.67%


  Prefix               AS Path                              Aggregation Suggestion
  204.28.138.0/23      4777 2516 3356 21543 + Announce - aggregate of 204.28.138.0/24 (4777 2516 3356 21543) and 204.28.139.0/24 (4777 2516 3356 21543)
  204.28.138.0/24      4777 2516 3356 21543 - Withdrawn - aggregated with 204.28.139.0/24 (4777 2516 3356 21543)
  204.28.139.0/24      4777 2516 3356 21543 - Withdrawn - aggregated with 204.28.138.0/24 (4777 2516 3356 21543)
  204.28.140.0/22      4777 2516 3356 21543 + Announce - aggregate of 204.28.140.0/23 (4777 2516 3356 21543) and 204.28.142.0/23 (4777 2516 3356 21543)
  204.28.140.0/24      4777 2516 3356 21543 - Withdrawn - aggregated with 204.28.141.0/24 (4777 2516 3356 21543)
  204.28.141.0/24      4777 2516 3356 21543 - Withdrawn - aggregated with 204.28.140.0/24 (4777 2516 3356 21543)
  204.28.142.0/24      4777 2516 3356 21543 - Withdrawn - aggregated with 204.28.143.0/24 (4777 2516 3356 21543)
  204.28.143.0/24      4777 2516 3356 21543 - Withdrawn - aggregated with 204.28.142.0/24 (4777 2516 3356 21543)

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

AS21543   6 More Specifics   6 Total Advertisements   RITEAID - Rite Aid Corporation, US
    204.28.138.0/24               204.28.128.0/18
    204.28.139.0/24               204.28.128.0/18
    204.28.140.0/24               204.28.128.0/18
    204.28.141.0/24               204.28.128.0/18
    204.28.142.0/24               204.28.128.0/18
    204.28.143.0/24               204.28.128.0/18

Whois Entry

whois: 402332

IANA has recorded AS21543 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS21543\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:       21543
             ASName:         RITEAID
             ASHandle:       AS21543
             RegDate:        2001-05-18
             Updated:        2012-02-24
             Ref:            https://rdap.arin.net/registry/autnum/21543
             
             
             OrgName:        Rite Aid Corporation
             OrgId:          RAC-18
             Address:        30 Hunter Lane
             City:           Camp Hill
             StateProv:      PA
             PostalCode:     17011
             Country:        US
             RegDate:        2001-05-18
             Updated:        2025-01-15
             Ref:            https://rdap.arin.net/registry/entity/RAC-18
             
             
             OrgAbuseHandle: ZR50-ARIN
             OrgAbuseName:   Site Master
             OrgAbusePhone:  +1-717-761-2633 
             OrgAbuseEmail:  sitemaster@riteaid.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/ZR50-ARIN
             
             OrgTechHandle: ZR50-ARIN
             OrgTechName:   Site Master
             OrgTechPhone:  +1-717-761-2633 
             OrgTechEmail:  sitemaster@riteaid.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/ZR50-ARIN
             
             RTechHandle: ZR50-ARIN
             RTechName:   Site Master
             RTechPhone:  +1-717-761-2633 
             RTechEmail:  sitemaster@riteaid.com
             RTechRef:    https://rdap.arin.net/registry/entity/ZR50-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.
             #