% 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 'AS203113 - AS203887'

as-block:       AS203113 - AS203887
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:        2024-11-12T15:22:00Z
last-modified:  2024-11-12T15:22:00Z
source:         RIPE

% Information related to 'AS203573'

% Abuse contact for 'AS203573' is 'abuse@tmtech.co.uk'

aut-num:        AS203573
as-name:        tmcs
org:            ORG-TMCS1-RIPE
import:         from AS8607 accept {0.0.0.0/0}
export:         to AS8607 announce ANY
import:         from AS39545 accept {0.0.0.0/0}
default:        to AS47474 action pref = 10;
export:         to AS39545 announce AS203573
import:         from AS47474 accept {0.0.0.0/0}
export:         to AS47474 announce AS203573
admin-c:        AF18401-RIPE
tech-c:         AF18401-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         uk-tmcs-1-mnt
created:        2015-12-08T15:03:17Z
last-modified:  2025-02-26T14:42:45Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.124.1 (SHETLAND)