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 AS27312 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS27312\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: 27312
ASName: CARSWELL
ASHandle: AS27312
RegDate: 2003-02-11
Updated: 2014-12-02
Ref: https://rdap.arin.net/registry/autnum/27312
OrgName: Thomson Reuters Canada Limited
OrgId: CDTCL
Address: Thomson Reuters Canada Ltd
Address: 19 Duncan Street
City: Toronto
StateProv: ON
PostalCode: M5H 3H1
Country: CA
RegDate: 2003-01-21
Updated: 2026-01-09
Ref: https://rdap.arin.net/registry/entity/CDTCL
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
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
#
# 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.
#