Report for 398556

Name

MCDUSASN01 - McDonald's 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.

398556 MCDUSASN01 - McDonald's Corporation, US

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS7018          ATT-INTERNET4 - AT&T Enterprises, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
77021 AS398556       ORIGIN  Originate:        256 /24.00  Transit:          0 /0.00  MCDUSASN01 - McDonald's 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       %
76283 AS398556      MCDUSASN01 - McDonald's Corporation, US            1      0      0      1      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  66.111.154.0/24      4777 2497 7018 398556   

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

AS398556   1 More Specifics   1 Total Advertisements   MCDUSASN01 - McDonald's Corporation, US
    66.111.154.0/24               66.111.128.0/18

Whois Entry

whois: 402591

IANA has recorded AS398556 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS398556\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:       398556
             ASName:         MCDUSASN01
             ASHandle:       AS398556
             RegDate:        2020-07-07
             Updated:        2020-07-07
             Ref:            https://rdap.arin.net/registry/autnum/398556
             
             
             OrgName:        McDonald's Corporation
             OrgId:          MCDONA-1
             Address:        110 N. Carpenter Street
             City:           Chicago
             StateProv:      IL
             PostalCode:     60607-2101
             Country:        US
             RegDate:        1989-12-06
             Updated:        2025-10-17
             Ref:            https://rdap.arin.net/registry/entity/MCDONA-1
             
             
             OrgAbuseHandle: POCAB6-ARIN
             OrgAbuseName:   poc-abuse
             OrgAbusePhone:  +1-630-623-5000 
             OrgAbuseEmail:  Poc-abuse@us.mcd.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/POCAB6-ARIN
             
             OrgTechHandle: POCTE10-ARIN
             OrgTechName:   poc-tech
             OrgTechPhone:  +1-630-623-5000 
             OrgTechEmail:  Poc-tech@us.mcd.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/POCTE10-ARIN
             
             OrgNOCHandle: POCNO4-ARIN
             OrgNOCName:   poc-noc
             OrgNOCPhone:  +1-630-623-5000 
             OrgNOCEmail:  poc-noc@us.mcd.com
             OrgNOCRef:    https://rdap.arin.net/registry/entity/POCNO4-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.
             #