% 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 '188.4.224.0 - 188.4.239.255'

% Abuse contact for '188.4.224.0 - 188.4.239.255' is 'abuse@forthnet.gr'

inetnum:        188.4.224.0 - 188.4.239.255
netname:        LLU-POOL-LSF
descr:          ADSL LLU POOLS
country:        GR
admin-c:        FTO1-RIPE
tech-c:         FTO1-RIPE
status:         ASSIGNED PA
mnt-by:         FORTHNETGR-MNT
mnt-lower:      FORTHNETGR-MNT
mnt-routes:     FORTHNETGR-MNT
created:        2009-08-27T14:05:47Z
last-modified:  2009-08-27T14:05:47Z
source:         RIPE

role:           Forthnet Technical Operations
address:        58, Antigonis Str
address:        104 42, ATHENS
address:        GR
phone:          +30 2119557000
fax-no:         +30 2119557222
admin-c:        FARO1-RIPE
tech-c:         DK637-RIPE
tech-c:         CK4191-RIPE
nic-hdl:        FTO1-RIPE
mnt-by:         FORTHNETGR-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2018-01-10T11:23:30Z
source:         RIPE # Filtered
abuse-mailbox:  abuse@forthnet.gr

% Information related to '188.4.192.0/18AS1241'

route:          188.4.192.0/18
descr:          FORTHnet SA address block
origin:         AS1241
mnt-by:         FORTHNETGR-MNT
created:        2009-02-24T14:05:40Z
last-modified:  2009-02-24T14:05:40Z
source:         RIPE

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

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