% 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 '103.197.152.0 - 103.197.155.255'

% Abuse contact for '103.197.152.0 - 103.197.155.255' is 'abuse@link3.net'

inetnum:        103.197.152.0 - 103.197.155.255
netname:        LINK3-BD
descr:          Link3 Technologies Limited
country:        BD
org:            ORG-LTL6-AP
admin-c:        SP349-AP
tech-c:         SP349-AP
abuse-c:        AL1504-AP
remarks:        --------------------------------------------------------
remarks:        To report network abuse, please contact mnt-irt
remarks:        For troubleshooting, please contact tech-c and admin-c
remarks:        Report invalid contact via www.apnic.net/invalidcontact
remarks:        --------------------------------------------------------
mnt-by:         APNIC-HM
status:         ALLOCATED PORTABLE
mnt-lower:      MAINT-BD-LINK3
mnt-routes:     MAINT-BD-LINK3
mnt-irt:        IRT-LINK3-BD
last-modified:  2023-05-03T11:22:50Z
source:         APNIC

irt:            IRT-LINK3-BD
address:        Police Plaza Concord, Tower-1, 13th floor
address:        144 Gulshan Avenue, Gulshan
address:        Dhaka 1212
address:        Bangladesh
e-mail:         ngnc@link3.net
abuse-mailbox:  abuse@link3.net
admin-c:        SP349-AP
tech-c:         SP349-AP
auth:           # Filtered
remarks:        abuse@link3.net was validated on 2025-12-11
remarks:        ngnc@link3.net was validated on 2026-01-21
mnt-by:         MAINT-BD-LINK3
last-modified:  2026-01-21T03:35:32Z
source:         APNIC

organisation:   ORG-LTL6-AP
org-name:       Link3 Technologies Limited
org-type:       LIR
country:        BD
address:        Police Plaza Concord, Tower-1, 13th floor
address:        144 Gulshan Avenue, Gulshan
phone:          +88-02-55045444
fax-no:         +88-02-55045443
e-mail:         noc@link3.net
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:14:53Z
source:         APNIC

role:           ABUSE LINK3BD
country:        ZZ
address:        Police Plaza Concord, Tower-1, 13th floor
address:        144 Gulshan Avenue, Gulshan
address:        Dhaka 1212
address:        Bangladesh
phone:          +000000000
e-mail:         ngnc@link3.net
admin-c:        SP349-AP
tech-c:         SP349-AP
nic-hdl:        AL1504-AP
remarks:        Generated from irt object IRT-LINK3-BD
remarks:        abuse@link3.net was validated on 2025-12-11
remarks:        ngnc@link3.net was validated on 2026-01-21
abuse-mailbox:  abuse@link3.net
mnt-by:         APNIC-ABUSE
last-modified:  2026-01-21T03:36:08Z
source:         APNIC

person:         Sajjid Pasha
address:        Bulu Ocean Tower, 17th Floor,
address:        40, Kemal Ataturk Avenue, Banani,
address:        Dhaka 1213
address:        Bangladesh
country:        BD
phone:          +88-02-9894500
fax-no:         +88-02-9888642
e-mail:         apnic@link3.net
nic-hdl:        SP349-AP
mnt-by:         MAINT-BD-LINK3
last-modified:  2010-11-27T09:15:29Z
source:         APNIC

% Information related to '103.197.153.0/24AS23688'

route:          103.197.153.0/24
descr:          Link3
country:        BD
mnt-by:         MAINT-BD-LINK3
origin:         AS23688
last-modified:  2023-05-21T12:35:48Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.34 (WHOIS-AU4)