% 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 'MAINT-ID-DISKOMINFOPROVSU'

mntner:         MAINT-ID-DISKOMINFOPROVSU
descr:          Dinas Komunikasi dan Informatika Provinsi Sumatera Utara
descr:          Jl. H.M. Said No. 27
descr:          Medan 20235
country:        ID
admin-c:        ES289-AP
tech-c:         ES289-AP
upd-to:         aptel@sumutprov.go.id
auth:           # Filtered
mnt-by:         MAINT-ID-DISKOMINFOPROVSU
remarks:        Send spam & abuse report to: aptel@sumutprov.go.id
referral-by:    APNIC-HM
last-modified:  2024-02-20T06:17:41Z
source:         APNIC

person:         Eli Suhaeriyah
address:        Jl. H.M. Said No. 27
address:        Medan 20235
country:        ID
phone:          +62-61-4527254
fax-no:         +62-61-4510185
e-mail:         eli@sumutprov.go.id
nic-hdl:        ES289-AP
mnt-by:         MAINT-ID-DISKOMINFOPROVSU
last-modified:  2013-04-10T04:08:29Z
source:         APNIC

% Information related to 'MAINT-ID-DISKOMINFOPROVSU'

mntner:         MAINT-ID-DISKOMINFOPROVSU
descr:          Dinas Komunikasi dan Informatika Provinsi Sumatera Utara
descr:          Jl. H.M. Said No. 27
descr:          Medan 20235
country:        ID
admin-c:        ES289-AP
tech-c:         ES289-AP
upd-to:         aptel@sumutprov.go.id
mnt-by:         MAINT-ID-DISKOMINFOPROVSU
auth:           # Filtered
remarks:        Send spam & abuse report to: aptel@sumutprov.go.id
referral-by:    MNT-APJII-ID
last-modified:  2018-10-19T07:54:28Z
source:         IDNIC

person:         Eli Suhaeriyah
address:        Jl. H.M. Said No. 27
address:        Medan 20235
country:        ID
phone:          +62-61-4527254
fax-no:         +62-61-4510185
e-mail:         eli@sumutprov.go.id
nic-hdl:        ES289-AP
mnt-by:         MAINT-ID-DISKOMINFOPROVSU
last-modified:  2013-04-10T04:08:29Z
source:         IDNIC

% 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