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 AS2004 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS2004\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 'AS2004 - AS2004'
as-block: AS2004 - AS2004
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: 2018-11-22T15:27:15Z
last-modified: 2018-11-22T15:27:15Z
source: RIPE
% Information related to 'AS2004'
% Abuse contact for 'AS2004' is 'cert@surfcert.nl'
aut-num: AS2004
as-name: TNO
descr: Dutch organization for applied scientific research
org: ORG-TA924-RIPE
status: LEGACY
admin-c: TRO3-RIPE
tech-c: TRO3-RIPE
mnt-by: RIPE-NCC-LEGACY-MNT
mnt-by: SN-LIR-MNT
created: 2002-08-21T16:42:20Z
last-modified: 2020-11-16T17:49:27Z
source: RIPE
sponsoring-org: ORG-Sb3-RIPE
organisation: ORG-TA924-RIPE
org-name: TNO
country: NL
reg-nr: Not Applicable
org-type: OTHER
address: P.O. box 96800
address: NL - 2509 JE The Hague
address: The Netherlands
admin-c: TRO3-RIPE
tech-c: TRO3-RIPE
mnt-by: SN-LIR-MNT
mnt-ref: SN-LIR-MNT
abuse-c: SNS1-RIPE
created: 2015-07-21T11:03:50Z
last-modified: 2026-05-13T06:03:41Z
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 (DEXTER)