% 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 '139.5.216.1 - 139.5.219.254'

% Abuse contact for '139.5.216.1 - 139.5.219.254' is 'abuse@unitel.mn'

inetnum:        139.5.216.1 - 139.5.219.254
netname:        Univision
descr:          TriplePlay Service Provider
country:        MN
admin-c:        ULA7-AP
tech-c:         ULA7-AP
abuse-c:        AU248-AP
status:         ASSIGNED NON-PORTABLE
mnt-by:         MAINT-UNIVISIONLLC-MN
mnt-irt:        IRT-UNIVISIONLLC-MN
last-modified:  2021-09-21T01:29:15Z
source:         APNIC

irt:            IRT-UNIVISIONLLC-MN
address:        8th floor, Central tower building,2 Sukhbaatar square,Sukhbaatar district-8, ZipCode-14200 Ulaanbaatar-210620a, MONGOLIA
e-mail:         datanet@unitel.mn
abuse-mailbox:  abuse@unitel.mn
admin-c:        ULA7-AP
tech-c:         ULA7-AP
auth:           # Filtered
remarks:        abuse@unitel.mn invalid
remarks:        abuse@unitel.mn was validated on 2024-08-02
remarks:        datanet@unitel.mn was validated on 2024-08-13
mnt-by:         MAINT-UNIVISIONLLC-MN
last-modified:  2024-08-13T13:36:14Z
source:         APNIC

role:           ABUSE UNIVISIONLLCMN
country:        ZZ
address:        8th floor, Central tower building,2 Sukhbaatar square,Sukhbaatar district-8, ZipCode-14200 Ulaanbaatar-210620a, MONGOLIA
phone:          +000000000
e-mail:         datanet@unitel.mn
admin-c:        ULA7-AP
tech-c:         ULA7-AP
nic-hdl:        AU248-AP
remarks:        Generated from irt object IRT-UNIVISIONLLC-MN
remarks:        abuse@unitel.mn was validated on 2024-08-02
remarks:        datanet@unitel.mn was validated on 2024-08-13
abuse-mailbox:  abuse@unitel.mn
mnt-by:         APNIC-ABUSE
last-modified:  2024-08-13T13:36:37Z
source:         APNIC

role:           Univision LLC administrator
address:        Central Tower, 2nd Grand Chinggis square, Ulaanbaatar  210620a
country:        MN
phone:          +97689113533
fax-no:         +97689113533
e-mail:         abuse@univision.mn
admin-c:        ULA7-AP
tech-c:         ULA7-AP
nic-hdl:        ULA7-AP
mnt-by:         MAINT-UNIVISIONLLC-MN
last-modified:  2021-09-16T06:41:36Z
source:         APNIC

% Information related to '139.5.216.0/24AS17882'

route:          139.5.216.0/24
descr:          Univision LLC
descr:          Route object for 139.5.216.0/24
origin:         AS17882
country:        MN
mnt-by:         MAINT-UNIVISIONLLC-MN
mnt-routes:     MAINT-UNIVISIONLLC-MN
last-modified:  2022-05-26T05:18:02Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-AU2)

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