% 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 '93.192.0.0 - 93.223.255.255'

% Abuse contact for '93.192.0.0 - 93.223.255.255' is 'abuse@telekom.de'

inetnum:        93.192.0.0 - 93.223.255.255
netname:        DTAG-DIAL25
descr:          Deutsche Telekom AG
org:            ORG-DTAG1-RIPE
country:        DE
admin-c:        DTIP
tech-c:         DTST
status:         ASSIGNED PA
mnt-by:         DTAG-NIC
created:        2008-02-14T08:46:03Z
last-modified:  2014-06-18T06:29:34Z
source:         RIPE

organisation:   ORG-DTAG1-RIPE
org-name:       Deutsche Telekom AG
org-type:       OTHER
address:        Group Information Security, SDA/Abuse
address:        Deutsche Telekom Allee 9
address:        DE 64295 Darmstadt
remarks:        abuse contact in case of Spam,
                hack attacks, illegal activity,
                violation, scans, probes, etc.
mnt-ref:        DTAG-NIC
mnt-by:         DTAG-NIC
abuse-c:        DTAG4-RIPE
created:        2014-06-17T11:47:04Z
last-modified:  2021-02-22T13:35:19Z
source:         RIPE # Filtered

person:         DTAG Global IP-Addressing
address:        Deutsche Telekom AG
address:        Darmstadt, Germany
phone:          +49 180 2 33 1000
nic-hdl:        DTIP
mnt-by:         DTAG-NIC
created:        2003-01-29T10:22:59Z
last-modified:  2019-05-14T12:55:19Z
source:         RIPE # Filtered

person:         Security Team
address:        Deutsche Telekom AG
address:        Darmstadt, Germany
phone:          +49 180 2 33 1000
nic-hdl:        DTST
mnt-by:         DTAG-NIC
created:        2003-01-29T10:31:11Z
last-modified:  2019-05-14T12:56:39Z
source:         RIPE # Filtered

% Information related to '93.192.0.0/10AS3320'

route:          93.192.0.0/10
descr:          Deutsche Telekom AG
                Internet Service Provider
origin:         AS3320
member-of:      AS3320:RS-PA-TELEKOM
mnt-by:         DTAG-RR
created:        2008-02-13T12:30:44Z
last-modified:  2008-02-13T12:30:44Z
source:         RIPE

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

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