This AS is not currently used to announce prefixes in the global routing table, nor is it used as a visible transit AS.
whois: 402603
IANA has recorded AS4457 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS4457\n % 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.
% Information related to 'AS4457 - AS4458'
as-block: AS4457 - AS4458
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: 2018-11-22T15:27:21Z
last-modified: 2018-11-22T15:27:21Z
source: RIPE
% Information related to 'AS4457'
% No abuse contact registered for AS4457
aut-num: AS4457
as-name: NESTE-NET
descr: NESTE Corporation
P.O. Box 20
02151 ESPOO
FI
admin-c: JK1848-RIPE
tech-c: JK1848-RIPE
admin-c: HP450-RIPE
tech-c: HP450-RIPE
status: LEGACY
mnt-by: ERX-AS4457-MNT
created: 2002-08-21T16:28:29Z
last-modified: 2017-11-15T09:19:50Z
source: RIPE
%ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
%
% Queries from your IP address have passed the daily limit of controlled objects.
% Access from your host has been temporarily denied.
% For more information, see
% https://docs.db.ripe.net/FAQ#why-did-i-receive-an-error-201-access-denied
% This query was served by the RIPE Database Query Service version 1.122.1 (BUSA)