This AS is not currently used to announce prefixes in the global routing table, nor is it used as a visible transit AS.
whois: 402590
IANA has recorded AS57243 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS57243\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 'AS57148 - AS57368'
as-block: AS57148 - AS57368
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: 2024-09-03T13:31:56Z
last-modified: 2024-09-03T13:31:56Z
source: RIPE
% Information related to 'AS57243'
% Abuse contact for 'AS57243' is 'abuse@bb-one.net'
aut-num: AS57243
as-name: BBONE-AS
org: ORG-BG303-RIPE
import: from AS203329 accept ANY
export: to AS203329 announce AS57243
admin-c: BGR15-RIPE
tech-c: BGR15-RIPE
status: ASSIGNED
mnt-by: ESHELTER-MNT
mnt-by: RIPE-NCC-END-MNT
created: 2011-09-05T13:32:37Z
last-modified: 2025-05-27T13:42:53Z
source: RIPE # Filtered
sponsoring-org: ORG-ECG6-RIPE
organisation: ORG-BG303-RIPE
org-name: BB-ONE.net GmbH
country: DE
reg-nr: District court Berlin (Charlottenburg) HRB 114141 B
org-type: OTHER
address: Schillerstra?e 34
abuse-c: AR18789-RIPE
mnt-by: ESHELTER-MNT
mnt-ref: ESHELTER-MNT
created: 2023-09-19T09:12:04Z
last-modified: 2026-05-13T06:42:24Z
source: RIPE # Filtered
%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)