Report for 16534

Name

HANWECK-ASSOCIATES-LLC - Cboe, 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.

16534 HANWECK-ASSOCIATES-LLC - Cboe, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS174           COGENT-174 - Cogent Communications, LLC, US
    AS6461          ZAYO-6461 - Zayo Bandwidth, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
48271 AS16534        ORIGIN  Originate:        512 /23.00  Transit:          0 /0.00  HANWECK-ASSOCIATES-LLC - Cboe, 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       %
33749 AS16534       HANWECK-ASSOCIATES-LLC - Cboe, US                  2      0      0      2      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  38.133.138.0/24      4777 2497 174 16534    
  64.124.177.0/24      4777 2497 6461 16534   

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

AS16534   2 More Specifics   2 Total Advertisements   HANWECK-ASSOCIATES-LLC - Cboe, US
    38.133.138.0/24               38.0.0.0/8
    64.124.177.0/24               64.124.176.0/21

Whois Entry

whois: 402332

IANA has recorded AS16534 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS16534\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:       16534
             ASName:         HANWECK-ASSOCIATES-LLC
             ASHandle:       AS16534
             RegDate:        2011-02-08
             Updated:        2023-12-14
             Ref:            https://rdap.arin.net/registry/autnum/16534
             
             
             OrgName:        Cboe
             OrgId:          CBL-172
             Address:        433 W Van Buren St. 700S
             City:           Chicago
             StateProv:      IL
             PostalCode:     60607
             Country:        US
             RegDate:        2023-06-09
             Updated:        2023-07-12
             Ref:            https://rdap.arin.net/registry/entity/CBL-172
             
             
             OrgTechHandle: NETWO1912-ARIN
             OrgTechName:   Network Engineering
             OrgTechPhone:  +1-913-815-7005 
             OrgTechEmail:  poc@cboe.com
             OrgTechRef:    https://rdap.arin.net/registry/entity/NETWO1912-ARIN
             
             OrgAbuseHandle: NETWO1914-ARIN
             OrgAbuseName:   Network Abuse
             OrgAbusePhone:  +1-913-815-7005 
             OrgAbuseEmail:  netabuse@cboe.com
             OrgAbuseRef:    https://rdap.arin.net/registry/entity/NETWO1914-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.
             #