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 AS21747 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS21747\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: 21747
ASName: WINDSTREAM
ASHandle: AS21747
RegDate: 2001-06-15
Updated: 2025-07-07
Ref: https://rdap.arin.net/registry/autnum/21747
OrgName: Windstream Communications LLC
OrgId: WINDS-6
Address: 4005 North Rodney Parham Rd
City: Little Rock
StateProv: AR
PostalCode: 72212
Country: US
RegDate: 2006-08-10
Updated: 2025-07-08
Comment: Geofeed https://geofeed.windstream.com/GEO_Data.csv
Ref: https://rdap.arin.net/registry/entity/WINDS-6
OrgAbuseHandle: WINDS1-ARIN
OrgAbuseName: Windstream Abuse
OrgAbusePhone: +1-800-347-1991
OrgAbuseEmail: abuse@windstream.net
OrgAbuseRef: https://rdap.arin.net/registry/entity/WINDS1-ARIN
OrgRoutingHandle: WINDS-ARIN
OrgRoutingName: Windstream Communications Inc
OrgRoutingPhone: +1-888-292-3827
OrgRoutingEmail: Windstream.IP.Admin@windstream.com
OrgRoutingRef: https://rdap.arin.net/registry/entity/WINDS-ARIN
OrgTechHandle: WINDS-ARIN
OrgTechName: Windstream Communications Inc
OrgTechPhone: +1-888-292-3827
OrgTechEmail: Windstream.IP.Admin@windstream.com
OrgTechRef: https://rdap.arin.net/registry/entity/WINDS-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.
#