Report for 15018

Name

SEYFARTH-SHAW9 - Seyfarth Shaw LLP, 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 AS4637) 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.

15018 --No Registry Entry--

  Adjacency:     1  Upstream:     1  Downstream:     0
  Upstream Adjacent AS list
    AS1239    SPRINTLINK - Sprint

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
10840 AS15018  ORIGIN  Originate:       3840 /20.09  Transit:          0 /0.00  --No Registry Entry--

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       %
10793 AS15018 --No Registry Entry--                         5      0      0      5      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  65.166.60.0/22       4637 3491 3561 1239 15018   
  199.3.125.0/24       4637 3491 3561 1239 15018   
  206.153.140.0/24     4637 3491 3561 1239 15018   
  206.154.148.0/24     4637 3491 3561 1239 15018   
  207.0.216.0/21       4637 3491 3561 1239 15018   

Whois Entry

whois: 402603

IANA has recorded AS15018 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS15018\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:       15018
             ASName:         SEYFARTH-SHAW9
             ASHandle:       AS15018
             RegDate:        2008-01-03
             Updated:        2012-03-02
             Ref:            https://rdap.arin.net/registry/autnum/15018
             
             
             OrgName:        Seyfarth Shaw LLP
             OrgId:          SEYFA
             Address:        233 South Wacker Drive 
             Address:        Suite 8000
             City:           CHICAGO
             StateProv:      IL
             PostalCode:     60606
             Country:        US
             RegDate:        2006-09-22
             Updated:        2018-12-31
             Ref:            https://rdap.arin.net/registry/entity/SEYFA
             
             
             OrgAbuseHandle: CASTL33-ARIN
             OrgAbuseName:   Castle, Jon 
             OrgAbusePhone:  +1-312-460-6890 
             OrgAbuseEmail:  jcastle@seyfarth.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/CASTL33-ARIN
             
             OrgTechHandle: CASTL33-ARIN
             OrgTechName:   Castle, Jon 
             OrgTechPhone:  +1-312-460-6890 
             OrgTechEmail:  jcastle@seyfarth.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/CASTL33-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.
             #