This AS is not currently used to announce prefixes in the global routing table, nor is it used as a visible transit AS.
whois: 402603
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.
#