% 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 '103.138.164.0 - 103.138.165.255'

% Abuse contact for '103.138.164.0 - 103.138.165.255' is 'support@shadhinotabd.net'

inetnum:        103.138.164.0 - 103.138.165.255
netname:        SHADHINOTA2-BD
descr:          Shadhinota Net
country:        BD
org:            ORG-SN20-AP
admin-c:        SNA80-AP
tech-c:         SNA80-AP
abuse-c:        AS2839-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-SHADHINOTA2-BD
mnt-routes:     MAINT-SHADHINOTA2-BD
mnt-irt:        IRT-SHADHINOTA2-BD
last-modified:  2020-11-04T13:07:28Z
source:         APNIC

irt:            IRT-SHADHINOTA2-BD
address:        House
e-mail:         support@shadhinotabd.net
abuse-mailbox:  support@shadhinotabd.net
admin-c:        SNA80-AP
tech-c:         SNA80-AP
auth:           # Filtered
remarks:        support@shadhinotabd.net was validated on 2025-11-17
mnt-by:         MAINT-SHADHINOTA2-BD
last-modified:  2025-11-18T00:33:02Z
source:         APNIC

organisation:   ORG-SN20-AP
org-name:       Shadhinota Net
org-type:       LIR
country:        BD
address:        House # 11/27, Dag 2012,Maraz Nagar,East donia,Kadamtali
phone:          +8801920792354
e-mail:         support@shadhinotabd.net
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:17:49Z
source:         APNIC

role:           ABUSE SHADHINOTA2BD
country:        ZZ
address:        House
phone:          +000000000
e-mail:         support@shadhinotabd.net
admin-c:        SNA80-AP
tech-c:         SNA80-AP
nic-hdl:        AS2839-AP
remarks:        Generated from irt object IRT-SHADHINOTA2-BD
remarks:        support@shadhinotabd.net was validated on 2025-11-17
abuse-mailbox:  support@shadhinotabd.net
mnt-by:         APNIC-ABUSE
last-modified:  2025-11-17T03:38:45Z
source:         APNIC

role:           Shadhinota Net administrator
address:        House # 11/27, Dag# 2012,Maraz Nagar,East donia,Kadamtali,Dhaka
country:        BD
phone:          +8801920792354
e-mail:         support@shadhinotabd.net
admin-c:        SNA80-AP
tech-c:         SNA80-AP
nic-hdl:        SNA80-AP
mnt-by:         MAINT-SHADHINOTA2-BD
last-modified:  2021-10-12T16:07:30Z
source:         APNIC

% Information related to '103.138.164.0/24AS139026'

route:          103.138.164.0/24
descr:          SHADHINOTA BD
origin:         AS139026
mnt-by:         MAINT-SHADHINOTA2-BD
last-modified:  2019-04-29T09:57:43Z
source:         APNIC

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