% 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 '91.218.156.0 - 91.218.159.255'

% Abuse contact for '91.218.156.0 - 91.218.159.255' is 'abuse@telkonekt.pl'

inetnum:        91.218.156.0 - 91.218.159.255
netname:        TELKONEKT-PL
country:        PL
org:            ORG-SZOO2-RIPE
admin-c:        PB11167-RIPE
tech-c:         PB11167-RIPE
status:         ASSIGNED PI
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         TELKONEKT-MNT
mnt-routes:     TELKONEKT-MNT
mnt-domains:    TELKONEKT-MNT
created:        2010-07-23T13:28:17Z
last-modified:  2016-04-14T11:14:56Z
source:         RIPE # Filtered

organisation:   ORG-SZOO2-RIPE
org-name:       "TELKONEKT" SPOLKA Z OGRANICZONA ODPOWIEDZIALNOSCIA
country:        PL
org-type:       LIR
address:        ul. Dubois 114/116
address:        93-465
address:        Lodz
address:        POLAND
phone:          +48422807807
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        TELKONEKT-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         TELKONEKT-MNT
abuse-c:        TH5061-RIPE
created:        2013-12-06T15:09:51Z
last-modified:  2020-12-16T12:31:09Z
source:         RIPE # Filtered

person:         Piotr Bialkowski
address:        TELKONEKT SP. Z O.O.
address:        ul. Dubois 114/116
address:        93-465 Lodz
address:        POLAND
phone:          +48 722115052
nic-hdl:        PB11167-RIPE
mnt-by:         TELKONEKT-MNT
created:        2010-06-22T11:16:08Z
last-modified:  2010-08-04T11:13:59Z
source:         RIPE # Filtered

% Information related to '91.218.156.0/24AS51373'

route:          91.218.156.0/24
descr:          Telkonekt Sp. z o.o.
descr:          abuse-mail: abuse@telkonekt.pl
origin:         AS51373
mnt-by:         TELKONEKT-MNT
created:        2010-08-04T10:38:47Z
last-modified:  2010-08-04T10:38:47Z
source:         RIPE # Filtered

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