% 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 'AS206369 - AS207419'

as-block:       AS206369 - AS207419
descr:          RIPE NCC ASN block
remarks:        These AS Numbers are assigned to network operators in the RIPE NCC service region.
mnt-by:         RIPE-NCC-HM-MNT
created:        2024-06-03T14:03:01Z
last-modified:  2024-06-03T14:03:01Z
source:         RIPE

% Information related to 'AS207263'

% Abuse contact for 'AS207263' is 'abuse@ulakbim.gov.tr'

aut-num:        AS207263
as-name:        TUBITAK-BILGEM
org:            ORG-TA1442-RIPE
import:         from AS8517 accept ANY
export:         to AS8517 announce AS207263
import:         from AS9121 accept ANY
export:         to AS9121 announce AS207263
admin-c:        UH568-RIPE
tech-c:         TBIA1-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         ULAKNET-MNT
created:        2020-03-11T13:57:13Z
last-modified:  2020-11-16T17:54:03Z
source:         RIPE
sponsoring-org: ORG-NANa1-RIPE

organisation:   ORG-TA1442-RIPE
org-name:       TUBITAK-BILGEM
country:        TR
org-type:       OTHER
address:        Baris Mah. Dr. Zeki Acar Cad.  No:1 PK: 74, 41470  Gebze / Kocaeli
abuse-c:        AR17404-RIPE
mnt-ref:        ULAKNET-MNT
mnt-by:         ULAKNET-MNT
created:        2020-03-10T11:34:58Z
last-modified:  2022-12-01T17:27:25Z
source:         RIPE # Filtered

role:           ULAKBIM Hostmaster
address:        TUBITAK-Ulakbim
address:        YOK Plaza B5 Blok
address:        06539 Bilkent/Ankara
address:        Turkey
phone:          +90 312 2989313
fax-no:         +90 312 2989393
remarks:        trouble: information: http://www.ulakbim.gov.tr
remarks:        trouble: Questions: mailto:ipadmin@ulakbim.gov.tr
remarks:        trouble: Questions: mailto:iptech@ulak.net.tr
admin-c:        UIA13-RIPE
tech-c:         ITA7-RIPE
nic-hdl:        UH568-RIPE
mnt-by:         ULAKNET-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2020-12-14T11:17:52Z
source:         RIPE # Filtered

person:         TUBITAK BILGEM IP Admin
address:        Baris Mah. Dr. Zeki Acar Cad.  No:1 PK: 74, 41470  Gebze / Kocaeli
phone:          +90 (262) 648 10 00
nic-hdl:        TBIA1-RIPE
mnt-by:         ULAKNET-MNT
created:        2020-03-10T11:39:09Z
last-modified:  2020-03-10T11:39:09Z
source:         RIPE # Filtered

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