% 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 '78.135.128.0 - 78.135.255.255'

% Abuse contact for '78.135.128.0 - 78.135.255.255' is 'abuse@imaginegroup.ie'

inetnum:        78.135.128.0 - 78.135.255.255
netname:        IE-IMAGINE-20070704
country:        IE
org:            ORG-ITL5-RIPE
admin-c:        DW581-RIPE
tech-c:         DW581-RIPE
status:         ALLOCATED PA
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         IMAGINE-MNT
mnt-routes:     IMAGINE-MNT
created:        2007-07-04T15:07:50Z
last-modified:  2017-11-22T10:28:34Z
source:         RIPE # Filtered

organisation:   ORG-ITL5-RIPE
org-name:       Imagine Communications Group Limited
country:        IE
org-type:       LIR
address:        6th Floor Block 4, Dundrum Town Centre,
                Sandyford Road, Dundrum, Dublin
address:        D16 A4W6
address:        Dublin
address:        IRELAND
phone:          +353 1 4375000
fax-no:         +353 1 4375050
abuse-c:        AR15523-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        IMAGINE-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         IMAGINE-MNT
created:        2005-06-23T08:43:49Z
last-modified:  2025-04-11T06:41:22Z
source:         RIPE # Filtered
admin-c:        SM7902-RIPE
admin-c:        DW581-RIPE

person:         Dermot Williams
address:        Imagine Group Ltd.
address:        6th Floor Block 6
address:        Dundrum Town Centre
address:        Sandyford Road
address:        Dundrum
address:        D16 A4W6
phone:          +353863887961
mnt-by:         IBIS-MNT
nic-hdl:        DW581-RIPE
created:        2005-05-10T10:02:54Z
last-modified:  2025-04-22T09:18:43Z
source:         RIPE # Filtered

% Information related to '78.135.128.0/17AS25441'

route:          78.135.128.0/17
descr:          IBIS-PA-NET
origin:         AS25441
mnt-by:         IBIS-MNT
mnt-by:         IMAGINE-MNT
created:        2021-11-09T13:00:57Z
last-modified:  2021-11-09T13:00:57Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.120 (BUSA)