% 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 '5.188.214.0 - 5.188.214.255'

% Abuse contact for '5.188.214.0 - 5.188.214.255' is 'abuse@gcore.lu'

inetnum:        5.188.214.0 - 5.188.214.255
netname:        GCL-CUSTOMER-US
descr:          G-Core Labs Customer assignment
country:        US
geofeed:        https://geofeed.gcore.lu/IP-Range.csv
admin-c:        LA5122-RIPE
tech-c:         LA5122-RIPE
status:         ASSIGNED PA
mnt-by:         GCL1-MNT
created:        2020-05-19T11:03:42Z
last-modified:  2026-02-12T14:07:13Z
source:         RIPE
geoloc:         38.747203 -77.531658

% Information related to '5.188.214.0/24AS199524'

route:          5.188.214.0/24
descr:          GCL-5-188-214-0-24
origin:         AS199524
mnt-by:         GCL1-MNT
created:        2020-04-29T11:36:35Z
last-modified:  2020-04-29T11:36:35Z
source:         RIPE

% Information related to '5.188.214.0/24AS202422'

route:          5.188.214.0/24
descr:          GCL-5-188-214-0-24
origin:         AS202422
mnt-by:         GCL1-MNT
created:        2021-09-14T10:49:54Z
last-modified:  2021-09-14T10:49:54Z
source:         RIPE

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