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 AS4223 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS4223\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: 4223
ASName: CONNIX
ASHandle: AS4223
RegDate: 1995-01-09
Updated: 1995-01-09
Ref: https://rdap.arin.net/registry/autnum/4223
OrgName: Caravela Software, Inc.
OrgId: CARAVE-2
Address: Treasurer & Secretary
City: Middlefield
StateProv: CT
PostalCode: 06455
Country: US
RegDate: 1995-01-09
Updated: 2012-10-10
Ref: https://rdap.arin.net/registry/entity/CARAVE-2
OrgAbuseHandle: JH197-ARIN
OrgAbuseName: Hogue, Jim
OrgAbusePhone: +1-860-349-7059
OrgAbuseEmail: jhogue@connix.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/JH197-ARIN
OrgTechHandle: JH197-ARIN
OrgTechName: Hogue, Jim
OrgTechPhone: +1-860-349-7059
OrgTechEmail: jhogue@connix.com
OrgTechRef: https://rdap.arin.net/registry/entity/JH197-ARIN
RTechHandle: JH197-ARIN
RTechName: Hogue, Jim
RTechPhone: +1-860-349-7059
RTechEmail: jhogue@connix.com
RTechRef: https://rdap.arin.net/registry/entity/JH197-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.
#