This AS is not currently used to announce prefixes in the global routing table, nor is it used as a visible transit AS.
whois: 402332
IANA has recorded AS21850 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS21850\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: 21850
ASName: ACI-WORLDWIDE
ASHandle: AS21850
RegDate: 2001-06-29
Updated: 2014-11-06
Ref: https://rdap.arin.net/registry/autnum/21850
OrgName: ACI Worldwide, Inc.
OrgId: AW-12
Address: 6060 Coventry Drive
City: Elkhorn
StateProv: NE
PostalCode: 68022
Country: US
RegDate: 2011-08-05
Updated: 2011-09-24
Ref: https://rdap.arin.net/registry/entity/AW-12
OrgTechHandle: NETWO4496-ARIN
OrgTechName: Network Engineering
OrgTechPhone: +1-404-923-6900
OrgTechEmail: globalnetworking@aciworldwide.com
OrgTechRef: https://rdap.arin.net/registry/entity/NETWO4496-ARIN
OrgAbuseHandle: NETWO4496-ARIN
OrgAbuseName: Network Engineering
OrgAbusePhone: +1-404-923-6900
OrgAbuseEmail: globalnetworking@aciworldwide.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/NETWO4496-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.
#