% 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 'MNCU1-AP'

role:           Mitel Networks Corp - UCaaS GCO Network Team
address:        6500 River Pl Blvd Building 4, Suite 200, Austin, TX 78730
country:        US
phone:          +1 888 322 3822
e-mail:         UCaaS.GCO.Network.Team@mitel.com
admin-c:        MNCU1-AP
admin-c:        SVW1-AP
tech-c:         MNCU1-AP
tech-c:         SVW1-AP
nic-hdl:        MNCU1-AP
mnt-by:         MAINT-AU-SHORETEL
last-modified:  2020-02-03T21:51:15Z
source:         APNIC

person:         Simon Von Winkle
address:        6500 River Pl Blvd Building 4, Suite 200, Austin, TX 78730
country:        US
phone:          +1-510-803-7615
e-mail:         simon.vonwinkle@mitel.com
nic-hdl:        SVW1-AP
mnt-by:         MAINT-AU-SHORETEL
last-modified:  2020-01-30T01:27:13Z
source:         APNIC

% This query was served by the APNIC Whois Service version 1.88.25 (WHOIS-AU3)

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