ASN Lookup Tool

CIECH S.A. ciechgroup.com PL PL 1 Routes

AS Data

AS204021

AS204021CIECH S.A.

AS Number 204021
AS Name Ciech
Organization CIECH S.A.(org-cs380-ripe)
Country PL
Website ciechgroup.com
Number of IPv4 Routes 1
Number of IPv6 Routes 0
ASN type BUSINESS
Allocation Status ASSIGNED
Registry RIPE
Date Allocated 2015-09-14

ASN Intelligence API for production workflows

Use ASN data for AS204021 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
213.189.49.0/24 256

Raw Whois Response

% 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.
%       To receive output for a database update, use the "-B" flag.

% Information related to 'AS203889 - AS205662'

as-block:       AS203889 - AS205662
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:        2024-11-12T15:22:00Z
last-modified:  2024-11-12T15:22:00Z
source:         RIPE

% Information related to 'AS204021'

% Abuse contact for 'AS204021' is 'servicedesk@ciechgroup.com'

aut-num:        AS204021
as-name:        Ciech
org:            ORG-CS380-RIPE
import:         from AS15694 accept ANY
export:         to AS15694 announce AS204021
import:         from AS20960 accept ANY
export:         to AS20960 announce AS204021
admin-c:        ATMA1-RIPE
admin-c:        RD6878-RIPE
tech-c:         RD6878-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         ATMAN-MNT
created:        2015-09-14T11:55:00Z
last-modified:  2020-11-16T17:51:59Z
source:         RIPE
sponsoring-org: ORG-AS25-RIPE

organisation:   ORG-CS380-RIPE
org-name:       CIECH S.A.
country:        PL
org-type:       OTHER
address:        Wspolna 62
address:        02-682 Warszawa
address:        PL
phone:          +48226391200
abuse-c:        AC32896-RIPE
admin-c:        RD6878-RIPE
tech-c:         RD6878-RIPE
mnt-ref:        ATMAN-MNT
mnt-by:         ATMAN-MNT
created:        2015-09-10T07:32:42Z
last-modified:  2023-01-12T09:36:09Z
source:         RIPE # Filtered

role:           ATMAN NOC
address:        ATM S.A.
address:        ul. Grochowska 21a
address:        04-186 Warsaw
address:        Poland
phone:          +48-22-5156900
fax-no:         +48-22-5156777
admin-c:        AW1695-RIPE
admin-c:        IM5944-RIPE
admin-c:        MW2381-RIPE
admin-c:        MW8754-RIPE
admin-c:        AW6357-RIPE
admin-c:        JM22993-RIPE
tech-c:         AW1695-RIPE
tech-c:         IM5944-RIPE
tech-c:         MW2381-RIPE
tech-c:         LP11986-RIPE
tech-c:         AP29256-RIPE
tech-c:         MW8754-RIPE
tech-c:         AW6357-RIPE
tech-c:         JM22993-RIPE
nic-hdl:        ATMA1-RIPE
mnt-by:         ATMAN-MNT
created:        2002-08-04T14:06:36Z
last-modified:  2024-01-08T11:32:07Z
source:         RIPE # Filtered
abuse-mailbox:  abuse@atman.pl

person:         Konrad Nazar
address:        CIECH S.A.
address:        Wspolna 62
address:        02-682 Warszawa
address:        PL
phone:          +48226391200
nic-hdl:        RD6878-RIPE
mnt-by:         ATMAN-MNT
created:        2015-09-10T07:25:06Z
last-modified:  2023-01-12T09:38:54Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.121 (ABERDEEN)

Parsed Whois Response

Peers

AS Number Description Country
AS12741 Netia SA PL
AS20960 TK Telekom sp. z o.o. PL
AS15694 Atman Sp. z o.o. PL

Upstreams

AS Number Description Country
AS12741 Netia SA PL
AS15694 Atman Sp. z o.o. PL

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Frequently Asked Questions

ASN AS204021 is an Autonomous System Number used to identify a network for BGP internet routing.
AS204021 is listed under CIECH S.A..
Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.
Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.
WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.
This page previews large ASN datasets. Use See more to load additional rows, and upgrade your plan to view complete peer, route, upstream, and downstream data.