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 AS20401 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS20401\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: 20401
ASName: HOSTWAY-1
ASHandle: AS20401
RegDate: 2001-05-03
Updated: 2023-01-23
Ref: https://rdap.arin.net/registry/autnum/20401
OrgName: Ntirety, Inc.
OrgId: WCP32
Address: 20 N. Wacker Dr. Suite 1000
City: Chicago
StateProv: IL
PostalCode: 60606
Country: US
RegDate: 2009-07-02
Updated: 2026-06-05
Ref: https://rdap.arin.net/registry/entity/WCP32
OrgTechHandle: IPADM271-ARIN
OrgTechName: IP Admin
OrgTechPhone: +1-302-731-4948
OrgTechEmail: ipadmin@ntirety.com
OrgTechRef: https://rdap.arin.net/registry/entity/IPADM271-ARIN
OrgAbuseHandle: ABUSE1072-ARIN
OrgAbuseName: Abuse
OrgAbusePhone: +1-302-731-4948
OrgAbuseEmail: abuse@hostmysite.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ABUSE1072-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.
#