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

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% The objects are in RPSL format.
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% Information related to '83.6.0.0 - 83.6.255.255'

% Abuse contact for '83.6.0.0 - 83.6.255.255' is 'cert.opl@orange.com'

inetnum:        83.6.0.0 - 83.6.255.255
netname:        Orange-Swiatlowod
descr:          Orange Swiatlowod
country:        PL
language:       PL
remarks:        -----------------------------
remarks:        Contact to CERT OPL
remarks:        cert.opl@orange.com
remarks:        -----------------------------
admin-c:        OPHT
tech-c:         OPHT
status:         SUB-ALLOCATED PA
mnt-by:         TPNET
created:        2022-03-18T10:46:53Z
last-modified:  2022-03-18T10:46:53Z
source:         RIPE

role:           OPL - Hostmaster
address:        Orange Polska S.A.
address:        Al. Jerozolimskie 160
address:        02-326 Warszawa
address:        Poland
phone:          +48 800 120810
phone:          +48 801 600006
phone:          +48 22 5039000
fax-no:         +48 22 6225182
org:            ORG-PT1-RIPE
admin-c:        EHD2-RIPE
tech-c:         KP21-RIPE
abuse-mailbox:  cert.opl@orange.com
nic-hdl:        OPHT
mnt-by:         TPNET
created:        2014-03-26T08:23:42Z
last-modified:  2022-10-13T08:13:33Z
source:         RIPE # Filtered

% Information related to '83.0.0.0/13AS5617'

route:          83.0.0.0/13
descr:          TPNET
descr:          for abuse: abuse@tpnet.pl
origin:         AS5617
mnt-by:         AS5617-MNT
created:        2006-12-19T13:37:10Z
last-modified:  2021-07-21T11:08:14Z
source:         RIPE

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

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