% 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 '103.86.200.0 - 103.86.203.255'

% Abuse contact for '103.86.200.0 - 103.86.203.255' is 'selim@sorobit.net'

inetnum:        103.86.200.0 - 103.86.203.255
netname:        SOROB2-BD
descr:          Sorob IT LTD
descr:          214/E Tejgaon Ind. Area. tejgoan Dhaka-1208
country:        BD
org:            ORG-SIL9-AP
admin-c:        SILA2-AP
tech-c:         SILA2-AP
abuse-c:        AS2095-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-SOROB2-BD
mnt-routes:     MAINT-SOROB2-BD
mnt-irt:        IRT-SOROB2-BD
last-modified:  2020-11-25T06:33:43Z
source:         APNIC

irt:            IRT-SOROB2-BD
address:        214/E Tejgaon Ind. Area. tejgoan Dhaka-1208, Dhaka Bangladesh 1208
e-mail:         selim@sorobit.net
abuse-mailbox:  selim@sorobit.net
admin-c:        SILA2-AP
tech-c:         SILA2-AP
auth:           # Filtered
remarks:        selim@sorobit.net
remarks:        selim@sorobit.net
remarks:        selim@sorobit.net was validated on 2025-08-08
mnt-by:         MAINT-SOROB2-BD
last-modified:  2025-11-18T00:31:28Z
source:         APNIC

organisation:   ORG-SIL9-AP
org-name:       Sorob IT LTD
org-type:       LIR
country:        BD
address:        214/E Tejgaon Ind. Area. tejgoan
phone:          +8801713082304
fax-no:         +88029884458
e-mail:         selim@sorobit.net
mnt-ref:        APNIC-HM
mnt-by:         APNIC-HM
last-modified:  2023-09-05T02:17:09Z
source:         APNIC

role:           ABUSE SOROB2BD
country:        ZZ
address:        214/E Tejgaon Ind. Area. tejgoan Dhaka-1208, Dhaka Bangladesh 1208
phone:          +000000000
e-mail:         selim@sorobit.net
admin-c:        SILA2-AP
tech-c:         SILA2-AP
nic-hdl:        AS2095-AP
remarks:        Generated from irt object IRT-SOROB2-BD
remarks:        selim@sorobit.net was validated on 2025-08-08
abuse-mailbox:  selim@sorobit.net
mnt-by:         APNIC-ABUSE
last-modified:  2025-08-08T06:32:37Z
source:         APNIC

role:           Sorob IT LTD administrator
address:        214/E Tejgaon Ind. Area. tejgoan Dhaka-1208, Dhaka Bangladesh 1208
country:        BD
phone:          +8801713082304
fax-no:         +8801713082304
e-mail:         selim@sorobit.net
admin-c:        SILA2-AP
tech-c:         SILA2-AP
nic-hdl:        SILA2-AP
mnt-by:         MAINT-SOROB2-BD
last-modified:  2017-03-01T05:32:34Z
source:         APNIC

% Information related to '103.86.203.0/24AS136416'

route:          103.86.203.0/24
origin:         AS136416
descr:          Sorob IT LTD
                214/E Tejgaon Ind. Area. tejgoan
mnt-by:         MAINT-SOROB2-BD
last-modified:  2023-11-26T14:01:24Z
source:         APNIC

% Information related to '103.86.203.0/24AS141723'

route:          103.86.203.0/24
origin:         AS141723
descr:          Sorob IT LTD
                214/E Tejgaon Ind. Area. tejgoan
mnt-by:         MAINT-SOROB2-BD
last-modified:  2023-10-29T12:44:53Z
source:         APNIC

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