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 AS12043 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS12043\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: 12043
ASName: DMWIRELESS FIBER
ASHandle: AS12043
RegDate: 2025-04-21
Updated: 2025-04-21
Ref: https://rdap.arin.net/registry/autnum/12043
OrgName: DM Wireless LLC
OrgId: DMWIR
Address: Manati
Address: Manati
City: Manati
StateProv: PR
PostalCode: 00674
Country: PR
RegDate: 2011-01-03
Updated: 2020-12-28
Ref: https://rdap.arin.net/registry/entity/DMWIR
OrgAbuseHandle: YMA10-ARIN
OrgAbuseName: Marrero, Yaritza
OrgAbusePhone: +1-787-621-0527
OrgAbuseEmail: y.marrero@dmwirelesspr.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/YMA10-ARIN
OrgTechHandle: ROBLE1-ARIN
OrgTechName: Robles, David
OrgTechPhone: +1-787-621-0527
OrgTechEmail: david@dmwirelesspr.com
OrgTechRef: https://rdap.arin.net/registry/entity/ROBLE1-ARIN
OrgAbuseHandle: ROBLE1-ARIN
OrgAbuseName: Robles, David
OrgAbusePhone: +1-787-621-0527
OrgAbuseEmail: david@dmwirelesspr.com
OrgAbuseRef: https://rdap.arin.net/registry/entity/ROBLE1-ARIN
OrgTechHandle: YMA10-ARIN
OrgTechName: Marrero, Yaritza
OrgTechPhone: +1-787-621-0527
OrgTechEmail: y.marrero@dmwirelesspr.com
OrgTechRef: https://rdap.arin.net/registry/entity/YMA10-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.
#