% APNIC found the following authoritative answer from: whois.ripe.net

% This is the RIPE Database query service.
% The objects are in RPSL format.
%
% The RIPE Database is subject to Terms and Conditions.
% See https://apps.db.ripe.net/docs/HTML-Terms-And-Conditions

% Note: this output has been filtered.
%       To receive output for a database update, use the "-B" flag.

% Information related to '46.100.72.0 - 46.100.75.255'

% Abuse contact for '46.100.72.0 - 46.100.75.255' is 'hadadi@tci.ir'

inetnum:        46.100.72.0 - 46.100.75.255
netname:        TCIZNJ
descr:          Telecommunication Company of Zanjan
country:        IR
admin-c:        NA6193-RIPE
tech-c:         DP14857-RIPE
tech-c:         ha1967-RIPE
org:            ORG-TCOZ1-RIPE
status:         ASSIGNED PA
mnt-by:         TCI-RIPE-MNT
remarks:        INFRA-AW
created:        2012-09-17T05:39:36Z
last-modified:  2019-06-19T08:18:09Z
source:         RIPE

organisation:   ORG-TCOZ1-RIPE
tech-c:         DP14857-RIPE
org-name:       Telecommunication Company of Zanjan
org-type:       other
address:        Zanjan - Telecommunication Company of Zanjan
abuse-c:        AC27056-RIPE
admin-c:        NA6193-RIPE
mnt-ref:        TCI-RIPE-MNT
mnt-by:         TCI-RIPE-MNT
created:        2015-05-30T06:30:58Z
last-modified:  2019-02-24T10:40:06Z
source:         RIPE # Filtered

role:           Data Planner (Zanjan)
address:        Zanjan - Telecommunication Company of Zanjan
admin-c:        HD3631-RIPE
nic-hdl:        DP14857-RIPE
mnt-by:         TCI-RIPE-MNT
created:        2019-02-24T06:10:38Z
last-modified:  2019-02-24T06:10:38Z
source:         RIPE # Filtered

role:           Network Admin (Zanjan)
address:        Zanjan - Telecommunication Company of Zanjan
nic-hdl:        NA6193-RIPE
admin-c:        HD3631-RIPE
mnt-by:         TCI-RIPE-MNT
created:        2019-02-24T06:03:13Z
last-modified:  2019-02-24T06:03:13Z
source:         RIPE # Filtered

person:         hamidreza almasi
address:        telecommunication company of Zanjan
phone:          +982414122326
phone:          +989192414196
nic-hdl:        ha1967-RIPE
mnt-by:         TCI-RIPE-MNT
created:        2010-09-22T10:52:42Z
last-modified:  2010-09-22T10:52:42Z
source:         RIPE

% Information related to '46.100.72.0/22AS58224'

route:          46.100.72.0/22
origin:         AS58224
mnt-by:         TCI-RIPE-MNT
created:        2018-10-21T09:45:28Z
last-modified:  2018-10-21T09:45:28Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.111 (DEXTER)

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