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 AS33123 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS33123\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: 33123
ASName: INGHAM COUNTY
ASHandle: AS33123
RegDate: 2025-10-31
Updated: 2025-10-31
Ref: https://rdap.arin.net/registry/autnum/33123
OrgName: Ingham County
OrgId: IC-1634
Address: 121 E. Maple
Address: 3rd Floor
City: Mason
StateProv: MI
PostalCode: 48854
Country: US
RegDate: 2023-04-27
Updated: 2023-09-15
Ref: https://rdap.arin.net/registry/entity/IC-1634
OrgDNSHandle: NOC33401-ARIN
OrgDNSName: NOC
OrgDNSPhone: +1-517-676-7373
OrgDNSEmail: noc@ingham.org
OrgDNSRef: https://rdap.arin.net/registry/entity/NOC33401-ARIN
OrgNOCHandle: NOC33401-ARIN
OrgNOCName: NOC
OrgNOCPhone: +1-517-676-7373
OrgNOCEmail: noc@ingham.org
OrgNOCRef: https://rdap.arin.net/registry/entity/NOC33401-ARIN
OrgRoutingHandle: NOC33401-ARIN
OrgRoutingName: NOC
OrgRoutingPhone: +1-517-676-7373
OrgRoutingEmail: noc@ingham.org
OrgRoutingRef: https://rdap.arin.net/registry/entity/NOC33401-ARIN
OrgAbuseHandle: NOC33401-ARIN
OrgAbuseName: NOC
OrgAbusePhone: +1-517-676-7373
OrgAbuseEmail: noc@ingham.org
OrgAbuseRef: https://rdap.arin.net/registry/entity/NOC33401-ARIN
OrgTechHandle: NOC33401-ARIN
OrgTechName: NOC
OrgTechPhone: +1-517-676-7373
OrgTechEmail: noc@ingham.org
OrgTechRef: https://rdap.arin.net/registry/entity/NOC33401-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.
#