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

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% The objects are in RPSL format.
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% Note: this output has been filtered.
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% Information related to '78.34.186.0 - 78.34.253.255'

% Abuse contact for '78.34.186.0 - 78.34.253.255' is 'abuse@netcologne.de'

inetnum:        78.34.186.0 - 78.34.253.255
netname:        NC-DIAL-IN-POOL
descr:          NetCologne dynamic IP Pool
descr:          Am Coloneum 9
descr:          D-50829 Koeln
country:        DE
admin-c:        NC1424-RIPE
tech-c:         NC1424-RIPE
status:         ASSIGNED PA
mnt-by:         NETCOLOGNE-MNT
remarks:        + + + + + + + + + + + + + + + + + + + + + + + + + + +
remarks:        + abuse@netcologne.de is contact for criminal       +
remarks:        + use,spam,etc.                                     +
remarks:        + + + + + + + + + + + + + + + + + + + + + + + + + + +
created:        2021-05-17T07:59:32Z
last-modified:  2021-05-17T07:59:32Z
source:         RIPE

role:           Administrator Contact NetCologne
address:        NetCologne Gesellschaft fuer Telekommunikation mbH
address:        Am Coloneum 9
address:        D-50829 Koeln
address:        Germany
phone:          +49 221 2222-0
fax-no:         +49-221-2222-620
nic-hdl:        NC1424-RIPE
admin-c:        MR111-RIPE
tech-c:         GN194-RIPE
tech-c:         MA1830-RIPE
remarks:        + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +
remarks:        + abuse@netcologne.de is contact for criminal use, spam, etc. +
remarks:        + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +
abuse-mailbox:  abuse@netcologne.de
mnt-by:         NETCOLOGNE-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2021-11-19T13:31:09Z
source:         RIPE # Filtered

% Information related to '78.34.0.0/15AS8422'

route:          78.34.0.0/15
descr:          NetCologne PA space
origin:         AS8422
mnt-by:         NETCOLOGNE-MNT
created:        2007-03-09T07:09:46Z
last-modified:  2007-03-09T07:09:46Z
source:         RIPE

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

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