% APNIC found the following authoritative answer from: whois.apnic.net

% [whois.apnic.net]
% Whois data copyright terms    http://www.apnic.net/db/dbcopyright.html

% Information related to 'AS151866 - AS152889'

as-block:       AS151866 - AS152889
descr:          APNIC ASN block
remarks:        These AS numbers are further assigned by APNIC
remarks:        to APNIC members and end-users in the APNIC region
admin-c:        HM20-AP
tech-c:         HM20-AP
mnt-by:         APNIC-HM
mnt-lower:      APNIC-HM
last-modified:  2023-05-11T00:08:47Z
source:         APNIC

role:           APNIC Hostmaster
address:        6 Cordelia Street
address:        South Brisbane
address:        QLD 4101
country:        AU
phone:          +61 7 3858 3100
fax-no:         +61 7 3858 3199
e-mail:         helpdesk@apnic.net
admin-c:        AMS11-AP
tech-c:         AH256-AP
nic-hdl:        HM20-AP
remarks:        Administrator for APNIC
notify:         hostmaster@apnic.net
mnt-by:         MAINT-APNIC-AP
last-modified:  2013-10-23T04:06:51Z
source:         APNIC

% Information related to 'AS151965'

% Abuse contact for 'AS151965' is 'abuse@heptagroup.com.mm'

aut-num:        AS151965
as-name:        HATG-AS-AP
descr:          Hepta Alliance Technology Group
country:        MM
org:            ORG-HATG1-AP
admin-c:        HATG1-AP
tech-c:         HATG1-AP
abuse-c:        AH1490-AP
mnt-lower:      MAINT-HATG-MM
mnt-routes:     MAINT-HATG-MM
mnt-by:         APNIC-HM
mnt-irt:        IRT-HATG-MM
last-modified:  2023-10-16T04:31:32Z
source:         APNIC

irt:            IRT-HATG-MM
address:        No.67, Insein Road, Hlaing Township, Yangon Yangon 11051
e-mail:         abuse@heptagroup.com.mm
abuse-mailbox:  abuse@heptagroup.com.mm
admin-c:        HA369-AP
tech-c:         HA369-AP
auth:           # Filtered
remarks:        abuse@heptagroup.com.mm is invalid
mnt-by:         MAINT-HATG-MM
last-modified:  2025-11-18T00:37:15Z
source:         APNIC

organisation:   ORG-HATG1-AP
org-name:       Hepta Alliance Technology Group
org-type:       LIR
country:        MM
address:        No.67, Insein Road, Hlaing Township
phone:          +959798043049
e-mail:         info@heptagroup.com.mm
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2024-10-29T13:11:44Z
source:         APNIC

role:           ABUSE HATGMM
country:        ZZ
address:        No.67, Insein Road, Hlaing Township, Yangon Yangon 11051
phone:          +000000000
e-mail:         abuse@heptagroup.com.mm
admin-c:        HA369-AP
tech-c:         HA369-AP
nic-hdl:        AH1490-AP
remarks:        Generated from irt object IRT-HATG-MM
remarks:        abuse@heptagroup.com.mm is invalid
abuse-mailbox:  abuse@heptagroup.com.mm
mnt-by:         APNIC-ABUSE
last-modified:  2025-10-08T13:14:03Z
source:         APNIC

role:           Hepta Alliance Technology Group administrator
address:        No.67, Insein Road, Hlaing Township, Yangon Yangon 11051
country:        MM
phone:          +959771000049
e-mail:         abuse@hatgroupco.com
admin-c:        HA369-AP
tech-c:         HA369-AP
nic-hdl:        HATG1-AP
mnt-by:         MAINT-HATG-MM
last-modified:  2024-08-14T15:44:30Z
source:         APNIC

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