ASN Lookup Tool

Academic Computer Centre CYFRONET AGH cyfronet.pl PL PL 0 Routes

AS Data

AS204505

AS204505 – Academic Computer Centre CYFRONET AGH

AS Number 204505
AS Name CYFRONET-IX
Organization Academic Computer Centre CYFRONET AGH(org-accc1-ripe)
Country PL
Website cyfronet.pl
Number of IPv4 Routes 0
Number of IPv6 Routes 0
ASN type ISP
Allocation Status ASSIGNED
Registry RIPE
Date Allocated 2025-10-23

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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 'AS203940 - AS205662'

as-block:       AS203940 - 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:        2026-03-05T15:29:31Z
last-modified:  2026-03-05T15:29:31Z
source:         RIPE

% Information related to 'AS204505'

% Abuse contact for 'AS204505' is 'abuse@cyfronet.pl'

aut-num:        AS204505
as-name:        CYFRONET-IX
org:            ORG-ACCC1-RIPE
import:         from AS206239 accept ANY
export:         to AS206239 announce AS204505
import:         from AS58350 accept ANY
export:         to AS58350 announce AS204505
admin-c:        JP65-RIPE
tech-c:         JP65-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         AS8323-MNT
created:        2025-10-23T09:17:49Z
last-modified:  2025-10-23T09:17:49Z
source:         RIPE

organisation:   ORG-ACCC1-RIPE
org-name:       Academic Computer Centre CYFRONET AGH
country:        PL
org-type:       LIR
address:        Nawojki 11
address:        30-950
address:        KRAKOW
address:        POLAND
phone:          +48126323610
fax-no:         +48126341084
admin-c:        AC44835-RIPE
tech-c:         TC7583-RIPE
abuse-c:        ACC78-RIPE
mnt-ref:        RIPE-NCC-HM-MNT
mnt-ref:        AS8323-MNT
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         AS8323-MNT
created:        2004-04-17T11:46:50Z
last-modified:  2025-11-14T13:56:07Z
source:         RIPE # Filtered

person:         Jerzy Pawlus
address:        Academic Computer Centre "CYFRONET AGH"
address:        ul. Nawojki 11
address:        30-950 Krakow
address:        Poland
phone:          +48 (12) 632-36-10
fax-no:         +48 (12) 634-10-84
nic-hdl:        JP65-RIPE
mnt-by:         AS8323-MNT
created:        1970-01-01T00:00:00Z
last-modified:  2010-10-13T12:03:59Z
source:         RIPE # Filtered

% This query was served by the RIPE Database Query Service version 1.121.1 (BUSA)

Parsed Whois Response

Peers

AS Number Description Country
AS58350 PHU Classcom Sp. z o.o. PL
AS206239 Institute of Bioorganic Chemistry Polish Academy of Science, Poznan Supercomputing and Networking Center PL

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Frequently Asked Questions

ASN AS204505 is an Autonomous System Number used to identify a network for BGP internet routing.
AS204505 is listed under Academic Computer Centre CYFRONET AGH.
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.