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 AS51754 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS51754\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 'AS51357 - AS51817'
as-block: AS51357 - AS51817
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: 2025-02-13T13:57:44Z
last-modified: 2025-02-13T13:57:44Z
source: RIPE
% Information related to 'AS51754'
% Abuse contact for 'AS51754' is 'abuse@fr.clara.net'
aut-num: AS51754
as-name: FR-CLARANET-CBA-AS
org: ORG-CF1-RIPE
admin-c: CFH1-RIPE
tech-c: NOC17-RIPE
status: ASSIGNED
mnt-by: AS8975-MNT
mnt-by: RIPE-NCC-END-MNT
created: 2010-10-29T14:04:54Z
last-modified: 2021-03-22T07:58:55Z
source: RIPE # Filtered
organisation: ORG-CF1-RIPE
org-name: Claranet SAS
country: FR
reg-nr: 419 632 286 R.C.S. RENNES
org-type: LIR
address: 2, Rue des Landelles
CS 87739
address: 35577
address: Cesson Sevigné Cedex
address: FRANCE
phone: +33170137000
fax-no: +33170137001
admin-c: ICMP-RIPE
admin-c: EL1447-RIPE
admin-c: CH309-RIPE
admin-c: DJF
mnt-ref: AS8975-MNT
mnt-ref: RIPE-NCC-HM-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: AS8975-MNT
abuse-c: AC23404-RIPE
created: 2004-04-17T11:21:29Z
last-modified: 2026-05-13T07:29:25Z
source: RIPE # Filtered
role: Claranet France Hostmaster
address: 2 Rue des Landelles
address: 35510 Cesson-Sevigne
phone: +33 (0)1 70 13 70 00
fax-no: +33 (0)1 70 13 70 01
remarks: trouble: ---------------------------------------------------
remarks: trouble: Please do NOT send abuse complaints to the contacts
remarks: trouble: listed. Please email them to abuse@fr.clara.net
remarks: trouble: ---------------------------------------------------
admin-c: NOC17-RIPE
tech-c: NOC17-RIPE
tech-c: EL1447-RIPE
tech-c: ICMP-RIPE
nic-hdl: CFH1-RIPE
mnt-by: AS8975-MNT
created: 2002-06-06T08:44:09Z
last-modified: 2022-01-14T07:52:38Z
source: RIPE # Filtered
abuse-mailbox: abuse@fr.clara.net
%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)