Report for 4867

Name

CBOE - 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.

4867 CBOE - Cboe, US

  Adjacency:     2  Upstream:     2  Downstream:     0
  Upstream Adjacent AS list
    AS16760         CBOE - Cboe, US
    AS174           COGENT-174 - Cogent Communications, LLC, US

Announced Prefixes

Rank  AS       Type    Originate Addr Space  (pfx)   Transit Addr space  (pfx)  Description
32524 AS4867         ORIGIN  Originate:       1280 /21.68  Transit:          0 /0.00  CBOE - 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       %
31483 AS4867        CBOE - Cboe, US                                    5      0      0      5      0   0.00%


  Prefix               AS Path                              Aggregation Suggestion
  74.115.129.0/24      4777 2497 6461 16760 4867 4867 4867 4867 4867 4867 4867 4867   
  74.115.135.0/24      4777 2497 6461 16760 4867 4867 4867   
  174.136.185.0/24     4777 2516 174 4867 4867 4867 4867 4867 4867   
  198.160.147.0/24     4777 2516 174 4867 4867 4867 4867 4867 4867   
  198.160.150.0/24     4777 2516 174 4867 4867 4867 4867 4867 4867   

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

AS4867   3 More Specifics   5 Total Advertisements   CBOE - Cboe, US
    74.115.129.0/24               74.115.128.0/21
    74.115.135.0/24               74.115.128.0/21
    174.136.185.0/24              174.136.160.0/19

Whois Entry

whois: 402332

IANA has recorded AS4867 as originally allocated by 
/usr/bin/whois -h jwhois.apnic.netr "AS4867\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:       4867
             ASName:         CBOE
             ASHandle:       AS4867
             RegDate:        2009-09-18
             Updated:        2023-12-01
             Ref:            https://rdap.arin.net/registry/autnum/4867
             
             
             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:  +1-312-786-7236 
             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.
             #