% 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 '121.54.184.0 - 121.54.187.255'

% Abuse contact for '121.54.184.0 - 121.54.187.255' is 'noc@bidfx.com'

inetnum:        121.54.184.0 - 121.54.187.255
netname:        UK-BIDFX-20170711
country:        GB
org:            ORG-BSL34-RIPE
admin-c:        BN3031-RIPE
tech-c:         BN3031-RIPE
status:         ALLOCATED PA
mnt-by:         mnt-uk-bidfx-1
mnt-by:         RIPE-NCC-HM-MNT
created:        2023-08-21T13:27:10Z
last-modified:  2023-08-21T13:27:10Z
source:         RIPE

organisation:   ORG-BSL34-RIPE
org-name:       SGX FX SYSTEMS UK LIMITED
country:        GB
org-type:       LIR
address:        York House, 23 Kingsway
address:        WC2B 6UJ
address:        London
address:        UNITED KINGDOM
phone:          +442071493100
admin-c:        BN3031-RIPE
tech-c:         BN3031-RIPE
abuse-c:        AR60857-RIPE
mnt-ref:        mnt-uk-bidfx-1
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         mnt-uk-bidfx-1
created:        2020-08-18T07:31:35Z
last-modified:  2024-06-21T02:06:13Z
source:         RIPE # Filtered

role:           BidFX NOC
address:        York House, 23 Kingsway
address:        WC2B 6UJ
address:        London
address:        UNITED KINGDOM
phone:          +442071493100
nic-hdl:        BN3031-RIPE
mnt-by:         mnt-uk-bidfx-1
created:        2020-08-18T07:31:34Z
last-modified:  2020-08-18T07:31:34Z
source:         RIPE # Filtered

% Information related to '121.54.184.0/22AS212581'

route:          121.54.184.0/22
origin:         AS212581
mnt-by:         mnt-uk-bidfx-1
created:        2023-11-20T03:42:09Z
last-modified:  2023-11-20T03:42:09Z
source:         RIPE

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