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 AS4391 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS4391\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: 4391
ASName: BRI-NET
ASHandle: AS4391
RegDate: 1995-02-15
Updated: 2002-08-01
Ref: https://rdap.arin.net/registry/autnum/4391
OrgName: B R I
OrgId: BRI-10
Address: BriNet
Address: 110 Stonehedge Place
City: Boxborough
StateProv: MA
PostalCode: 01719
Country: US
RegDate: 1995-02-15
Updated: 2011-09-24
Ref: https://rdap.arin.net/registry/entity/BRI-10
OrgTechHandle: DC205-ARIN
OrgTechName: Curado, Dave
OrgTechPhone: +1-617-834-1113
OrgTechEmail: davec@curado.org
OrgTechRef: https://rdap.arin.net/registry/entity/DC205-ARIN
OrgAbuseHandle: DC205-ARIN
OrgAbuseName: Curado, Dave
OrgAbusePhone: +1-617-834-1113
OrgAbuseEmail: davec@curado.org
OrgAbuseRef: https://rdap.arin.net/registry/entity/DC205-ARIN
RTechHandle: DC205-ARIN
RTechName: Curado, Dave
RTechPhone: +1-617-834-1113
RTechEmail: davec@curado.org
RTechRef: https://rdap.arin.net/registry/entity/DC205-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.
#