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 AS21011 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS21011\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 'AS21004 - AS21151'
as-block: AS21004 - AS21151
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: 2018-11-22T15:27:27Z
last-modified: 2018-11-22T15:27:27Z
source: RIPE
% Information related to 'AS21011'
% Abuse contact for 'AS21011' is 'ripe-abuse@datagroup.ua'
aut-num: AS21011
as-name: Datagroup
org: ORG-DL9-RIPE
remarks: -------------------------------------------------
remarks: in case of abuse please contact: ripe-abuse@datagroup.ua
remarks: for operational issues please contact: noc@datagroup.ua
remarks: -------------------------------------------------
admin-c: DCOM-RIPE
tech-c: DCOM-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: DATACOM-NOC
created: 2002-01-24T14:02:17Z
last-modified: 2026-03-09T10:05:20Z
source: RIPE
organisation: ORG-DL9-RIPE
org-name: PRIVATE JOINT STOCK COMPANY "DATAGROUP"
country: UA
reg-nr: 31720260
org-type: LIR
address: 31-33 Brodskikh Sim'i str
address: 03057
address: Kyiv
address: UKRAINE
phone: +380 44 5380008
phone: +380577660000
fax-no: +380 44 5380007
admin-c: QBRO-RIPE
admin-c: IGNT-RIPE
admin-c: SQV-RIPE
admin-c: CRF-RIPE
abuse-c: DCOM-RIPE
mnt-ref: RIPE-NCC-HM-MNT
mnt-ref: DATACOM-NOC
mnt-by: RIPE-NCC-HM-MNT
mnt-by: DATACOM-NOC
created: 2004-04-17T12:08:50Z
last-modified: 2026-05-13T07:30:13Z
source: RIPE # Filtered
role: DATACOM NOC
address: PJSC DATAGROUP
address: Smolenskaya str., 31-33
address: 03005 Kiyv
address: Ukraine
remarks: http://www.datagroup.ua
abuse-mailbox: ripe-abuse@datagroup.ua
remarks: in case of abuse please contact: ripe-abuse@datagroup.ua
remarks: for operational issues please contact: noc@datagroup.ua
admin-c: CRF-RIPE
admin-c: SQV-RIPE
admin-c: IGNT-RIPE
admin-c: QBRO-RIPE
tech-c: CRF-RIPE
tech-c: SQV-RIPE
tech-c: IGNT-RIPE
tech-c: QBRO-RIPE
nic-hdl: DCOM-RIPE
mnt-by: DATACOM-NOC
created: 2002-07-02T08:26:20Z
last-modified: 2026-03-06T15:01:38Z
source: RIPE # Filtered
% This query was served by the RIPE Database Query Service version 1.122.1 (ABERDEEN)