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 AS4236 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS4236\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: 4236
ASName: CITIZENS-AS
ASHandle: AS4236
RegDate: 1995-01-11
Updated: 1995-01-11
Ref: https://rdap.arin.net/registry/autnum/4236
OrgName: Citizens Bank
OrgId: CITIZE-33
Address: 314 Pine St
City: Unadilla
StateProv: GA
PostalCode: 31091
Country: US
RegDate: 1995-01-11
Updated: 2012-10-10
Ref: https://rdap.arin.net/registry/entity/CITIZE-33
OrgTechHandle: BP96-ARIN
OrgTechName: Parker, Bill
OrgTechPhone: +1-912-627-3236
OrgTechEmail: bp@unadilla.mgb.com
OrgTechRef: https://rdap.arin.net/registry/entity/BP96-ARIN
OrgAbuseHandle: BP96-ARIN
OrgAbuseName: Parker, Bill
OrgAbusePhone: +1-912-627-3236
OrgAbuseEmail: bp@unadilla.mgb.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/BP96-ARIN
RTechHandle: BP96-ARIN
RTechName: Parker, Bill
RTechPhone: +1-912-627-3236
RTechEmail: bp@unadilla.mgb.com
RTechRef: https://rdap.arin.net/registry/entity/BP96-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.
#