% 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 '103.165.162.0 - 103.165.163.255'

% Abuse contact for '103.165.162.0 - 103.165.163.255' is 'infofastlinkbd@gmail.com'

inetnum:        103.165.162.0 - 103.165.163.255
netname:        FBDN-BD
descr:          FASTLINK BD DOT NET
country:        BD
org:            ORG-TL41-AP
admin-c:        FBDN1-AP
tech-c:         FBDN1-AP
abuse-c:        AF688-AP
status:         ALLOCATED PORTABLE
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
mnt-lower:      MAINT-FBDN-BD
mnt-routes:     MAINT-FBDN-BD
mnt-irt:        IRT-FBDN-BD
last-modified:  2021-04-06T02:35:25Z
source:         APNIC

irt:            IRT-FBDN-BD
address:        89, Sayed Grand Center, Sector: 07,Uttara, Dhaka 1230, Dhaka Uttara 1230
e-mail:         info@fastlinkbd.net
abuse-mailbox:  infofastlinkbd@gmail.com
admin-c:        FBDN1-AP
tech-c:         FBDN1-AP
auth:           # Filtered
remarks:        Company Website : https://fastlinkbd.net/
remarks:        Looking Glass : https://bgp.he.net/AS136275
remarks:        info@fastlinkbd.net was validated on 2026-05-05
remarks:        infofastlinkbd@gmail.com was validated on 2026-08-04
mnt-by:         MAINT-FBDN-BD
last-modified:  2026-08-04T13:26:34Z
source:         APNIC

organisation:   ORG-TL41-AP
org-name:       FASTLINK BD DOT NET
org-type:       LIR
country:        BD
address:        89, Sayed Grand Center, Sector: 07,Uttara, Dhaka 1230
phone:          +8801610402274
e-mail:         info@fastlinkbd.net
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:18:31Z
source:         APNIC

role:           ABUSE FBDNBD
country:        ZZ
address:        89, Sayed Grand Center, Sector: 07,Uttara, Dhaka 1230, Dhaka Uttara 1230
phone:          +000000000
e-mail:         info@fastlinkbd.net
admin-c:        FBDN1-AP
tech-c:         FBDN1-AP
nic-hdl:        AF688-AP
remarks:        Generated from irt object IRT-FBDN-BD
remarks:        info@fastlinkbd.net was validated on 2026-05-05
remarks:        infofastlinkbd@gmail.com was validated on 2026-08-04
abuse-mailbox:  infofastlinkbd@gmail.com
mnt-by:         APNIC-ABUSE
last-modified:  2026-08-04T13:26:51Z
source:         APNIC

role:           FASTLINK BD DOT NET administrator
address:        89, Sayed Grand Center, Sector: 07,Uttara, Dhaka 1230, Dhaka Uttara 1230
country:        BD
phone:          +8801610402274
e-mail:         support@fastlinkbd.net
admin-c:        FBDN1-AP
tech-c:         FBDN1-AP
nic-hdl:        FBDN1-AP
mnt-by:         MAINT-FBDN-BD
last-modified:  2021-03-31T19:31:44Z
source:         APNIC

% Information related to '103.165.162.0/24AS136275'

route:          103.165.162.0/24
origin:         AS136275
descr:          FAST LINKBD DOT NET
mnt-by:         MAINT-FBDN-BD
last-modified:  2022-03-05T18:01:39Z
country:        BD
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.48 (WHOIS-AU4)