% 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 '114.130.28.0 - 114.130.28.255'

% Abuse contact for '114.130.28.0 - 114.130.28.255' is 'abuse@mango.com.bd'

inetnum:        114.130.28.0 - 114.130.28.255
netname:        MANGOTELESERVICE-BD
descr:          Mango Teleservices Limited, IIG of Bangladesh
country:        BD
admin-c:        MS1419-AP
tech-c:         MS1419-AP
abuse-c:        AM2825-AP
status:         ALLOCATED NON-PORTABLE
remarks:        ** Contact tech-c first for SPAM & HACKING report ** ** If tech-c does not respond, contact admin-c **
mnt-by:         MAINT-MANGONET-BD
mnt-routes:     MAINT-BD-MANGO-ROUTE
mnt-routes:     MAINT-BD-MANGO-ROUTE
mnt-routes:     MAINT-BD-MANGO-ROUTE
mnt-irt:        IRT-MANGOTELESERVICE-BD
last-modified:  2021-04-21T13:02:59Z
source:         APNIC

irt:            IRT-MANGOTELESERVICE-BD
address:        82, Mohakhali Tower,Level-12, Dhaka-1212,Bangladesh
e-mail:         abuse@mango.com.bd
abuse-mailbox:  abuse@mango.com.bd
admin-c:        MA285-AP
tech-c:         MA285-AP
auth:           # Filtered
remarks:        abuse@mango.com.bd was validated on 2024-02-27
mnt-by:         MAINT-BD-MANGO
last-modified:  2024-02-27T07:07:28Z
source:         APNIC

role:           ABUSE MANGOTELESERVICEBD
address:        82, Mohakhali Tower,Level-12, Dhaka-1212,Bangladesh
country:        ZZ
phone:          +000000000
e-mail:         abuse@mango.com.bd
admin-c:        MA285-AP
tech-c:         MA285-AP
nic-hdl:        AM2825-AP
remarks:        Generated from irt object IRT-MANGOTELESERVICE-BD
remarks:        abuse@mango.com.bd was validated on 2024-02-27
abuse-mailbox:  abuse@mango.com.bd
mnt-by:         APNIC-ABUSE
last-modified:  2024-02-27T07:07:59Z
source:         APNIC

person:         Mango Support
address:        Mohakhali Tower (12th floor)
                82 Mohakhali C/A
                Dhaka - 1212
country:        BD
phone:          +8801730068810
e-mail:         support@mango.com.bd
nic-hdl:        MS1419-AP
remarks:        Person of WHOIS DB Update
abuse-mailbox:  abuse@mango.com.bd
mnt-by:         MAINT-MANGONET-BD
mnt-by:         MAINT-MANGOTELESERVICE-BD
notify:         support@mango.com.bd
last-modified:  2014-03-25T10:10:55Z
source:         APNIC

% Information related to '114.130.28.0/24AS17806'

route:          114.130.28.0/24
descr:          Route-object of Mango-DHK Client Allocation
origin:         AS17806
country:        BD
notify:         support@mango.com.bd
mnt-lower:      MAINT-MANGONET-BD
mnt-routes:     MAINT-MANGONET-BD
mnt-routes:     MAINT-MANGONET-BD
mnt-routes:     MAINT-MANGONET-BD
mnt-by:         MAINT-MANGONET-BD
last-modified:  2017-02-23T10:46:25Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-AU1)

Search for
IP address lookups			Miscellaneous queries
-l	1st level less specific		-i	Inverse attributes	None admin-c admin-c,tech-c,zone-c author cross-mnt cross-nfy local-as mbrs-by-ref member-of mnt-by mnt-lower mnt-nfy mnt-routes notify nserver origin person referral-by rev-srv sub-dom tech-c upd-to zone-c
-L	All less specific		-T	Object types	All as-block as-set aut-num domain filter-set inet-rtr inet6num inetnum irt key-cert mntner peering-set person role route route-set rtr-set
-m	1st level more specific
-M	All more specific		Query hints Include "AS" in front of an AS number. Example: AS4808 Include "-t" (template only) or "-v" (template and description) in front of an object name to view the template Example: -t inetnum
-x	Exact match only
-d	Associated reverse domain