% 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-IN-IRINN'

mntner:         MAINT-IN-IRINN
descr:          Indian Registry for Internet Names and Numbers
descr:          IRINN is a Division of NIXI
country:        IN
admin-c:        IH175-AP
tech-c:         IH174-AP
upd-to:         helpdesk@irinn.in
auth:           # Filtered
mnt-by:         MAINT-IN-IRINN
abuse-mailbox:  abuse@irinn.in
referral-by:    APNIC-HM
last-modified:  2020-07-04T04:58:21Z
source:         APNIC

role:           IRINN Hostmaster
address:        National Internet Exchange of India,9th Floor, B-Wing, Statesman House, 148, Barakhamba Road
address:        New Delhi-1
country:        IN
phone:          +91 11 48202030
fax-no:         +91 11 48202013
e-mail:         helpdesk@irinn.in
admin-c:        IH174-AP
tech-c:         IH174-AP
nic-hdl:        IH175-AP
mnt-by:         MAINT-IN-IRINN
last-modified:  2021-08-24T07:43:15Z
source:         APNIC

person:         IRINN Helpdesk
address:        National Internet Exchange of India 9th Floor, B-Wing, Statesman House, 148, Barakhamba Road,
address:        New Delhi-1
country:        IN
phone:          +91 11 48202030
fax-no:         +91 11 48202013
e-mail:         helpdesk@irinn.in
nic-hdl:        IH174-AP
abuse-mailbox:  abuse@irinn.in
mnt-by:         MAINT-IN-IRINN
last-modified:  2021-08-24T07:44:07Z
source:         APNIC

% Information related to 'MAINT-IN-IRINN'

mntner:         MAINT-IN-IRINN
descr:          IRINN Maintainer
admin-c:        HM20-IRINN
tech-c:         HM20-IRINN
auth:           # Filtered
mnt-by:         MAINT-IN-IRINN
referral-by:    MAINT-IN-IRINN
last-modified:  2018-01-01T00:00:00Z
source:         IRINN

role:           IRINN Hostmaster
address:        IRINN
country:        IN
phone:          +91 11 4820 2030
fax-no:         +91-11-48202013
admin-c:        HM20-IRINN
tech-c:         HM20-IRINN
nic-hdl:        HM20-IRINN
remarks:        Administrator for IRINN
mnt-by:         MAINT-IN-IRINN
last-modified:  2018-01-01T00:00:00Z
source:         IRINN

% 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