% 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://docs.db.ripe.net/terms-conditions.html

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

% Information related to '62.19.0.0 - 62.19.255.255'

% Abuse contact for '62.19.0.0 - 62.19.255.255' is 'abuse@telecomitalia.it'

inetnum:        62.19.0.0 - 62.19.255.255
netname:        TIM-NET
descr:          Telecom Italia Mobile
descr:          Service Provider
country:        IT
admin-c:        EST19-RIPE
tech-c:         EST19-RIPE
tech-c:         MM27810-RIPE
status:         ASSIGNED PA
remarks:        -------------------------------------
remarks:        PLEASE NOTE:
remarks:        For any network abuse issues please contact:
remarks:        abuse@telecomitalia.it
remarks:        -------------------------------------
mnt-by:         TIM-MNT
mnt-lower:      TIM-MNT
mnt-routes:     TIM-MNT
created:        2011-11-25T15:51:15Z
last-modified:  2019-05-28T13:30:23Z
source:         RIPE # Filtered

role:           Engineering Staff TIM
address:        Telecom Italia S.p.A.
address:        Network Engineering
address:        Italy
nic-hdl:        EST19-RIPE
mnt-by:         TIM-MNT
created:        2019-05-16T09:23:46Z
last-modified:  2019-05-16T09:23:46Z
source:         RIPE # Filtered

person:         Mauro Mecci
address:        TIM (Telecom Italia Mobile)
address:        Via Di Val Cannuta, 250
address:        00166 Roma
address:        Italy
phone:          +39 06 3900 9032
fax-no:         +39 06 4186 8837
nic-hdl:        MM27810-RIPE
mnt-by:         TIM-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2013-04-17T15:47:52Z
source:         RIPE # Filtered

% Information related to '62.18.0.0/15AS16232'

route:          62.18.0.0/15
descr:          TIM
descr:          (Telecom Italia Mobile)
origin:         AS16232
remarks:        -------------------------------------
remarks:        PLEASE NOTE:
remarks:        For any network abuse issues please contact:
remarks:        abuse@telecomitalia.it
remarks:        -------------------------------------
mnt-by:         TIM-MNT
created:        2011-11-25T13:49:01Z
last-modified:  2011-12-12T13:01:59Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.114 (BUSA)

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