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 AS20186 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS20186\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: 20186
ASName: THOMSON-REUTERS
ASHandle: AS20186
RegDate: 2001-04-03
Updated: 2021-05-18
Ref: https://rdap.arin.net/registry/autnum/20186
OrgName: Thomson Reuters U.S. LLC
OrgId: TRU-11
Address: One Station Place
Address: Metro Center
City: Stamford
StateProv: CT
PostalCode: 06902
Country: US
RegDate: 2012-09-12
Updated: 2014-12-03
Ref: https://rdap.arin.net/registry/entity/TRU-11
OrgAbuseHandle: TRIPA1-ARIN
OrgAbuseName: TR-IP-Abuse
OrgAbusePhone: +1-651-687-7000
OrgAbuseEmail: TR.IP-ABUSE@thomsonreuters.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/TRIPA1-ARIN
OrgTechHandle: TRIPT-ARIN
OrgTechName: TR-IP-TECH
OrgTechPhone: +1-651-687-7000
OrgTechEmail: TR.IP-TECH@thomsonreuters.com
OrgTechRef: https://rdap.arin.net/registry/entity/TRIPT-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.
#