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

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% Information related to '5.203.128.0 - 5.203.255.255'

% Abuse contact for '5.203.128.0 - 5.203.255.255' is 'abuse@ote.gr'

inetnum:        5.203.128.0 - 5.203.255.255
netname:        OTE
descr:          Cosmote Mobile Telecommunications S.A.
descr:          Cosmote Internet Services
descr:          APN internet
country:        GR
admin-c:        OIA10-RIPE
tech-c:         OIA10-RIPE
status:         ASSIGNED PA
mnt-by:         COSMOTE-MNT
mnt-by:         OTE-ADMIN-MNT
created:        2012-12-12T12:05:46Z
last-modified:  2023-12-13T11:48:51Z
source:         RIPE

role:           OTE IP ADM
address:        Ote SA (Hellenic Telecommunications Organisation)
address:        Kifissias 99
address:        GR-15124 Athens
address:        Greece
fax-no:         +30 210 6116215
admin-c:        AV323-RIPE
tech-c:         PP5896-RIPE
nic-hdl:        OIA10-RIPE
abuse-mailbox:  abuse@ote.gr
mnt-by:         OTE-ADMIN-MNT
created:        2009-11-09T10:43:59Z
last-modified:  2021-07-05T06:12:26Z
source:         RIPE # Filtered

% Information related to '5.203.0.0/16AS29247'

route:          5.203.0.0/16
descr:          Cosmote Mobile Telecommunication S.A.
descr:          Cosmote Internet Services
origin:         AS29247
mnt-by:         COSMOTE-MNT
mnt-by:         OTE-ADMIN-MNT
created:        2012-10-16T09:16:06Z
last-modified:  2023-12-21T08:13:37Z
source:         RIPE

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

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