204332 TKCSYSTEM, CZ
Adjacency: 3 Upstream: 2 Downstream: 1
Upstream Adjacent AS list
AS6939 HURRICANE, US
AS39392 SUPERNETWORK _, CZ
Downstream Adjacent AS list
AS50630 AIP-AS, DK
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 26819 AS204332 ORG+TRN Originate: 2048 /21.00 Transit: 256 /24.00 TKCSYSTEM, CZ
Aggregation Suggestions
Filter: Aggregates, Specifics
This report does not take into account conditions local to each origin AS in terms of policy or traffic engineering requirements, so this is an approximate guideline as to aggregation possibilities.
Rank AS AS Name Current Wthdw Aggte Annce Redctn % 18634 AS204332 TKCSYSTEM, CZ 3 2 0 1 2 66.67% Prefix AS Path Aggregation Suggestion 185.252.88.0/22 6939 204332 185.252.88.0/23 6939 204332 - Withdrawn - matching aggregate 185.252.88.0/22 6939 204332 185.252.90.0/23 6939 204332 - Withdrawn - matching aggregate 185.252.88.0/22 6939 204332
Advertisements that are fragments of the original RIR allocation (more specifics) originated by this AS.
AS204332 3 More Specifics 4 Total Advertisements TKCSYSTEM, CZ
185.180.0.0/24 185.180.0.0/22
185.252.88.0/23 185.252.88.0/22
185.252.90.0/23 185.252.88.0/22
whois: 402590
IANA has recorded AS204332 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS204332\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 '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 'AS204332'
% Abuse contact for 'AS204332' is 'abuse@tkcsystem.cz'
aut-num: AS204332
as-name: TKCSystem
org: ORG-TSS52-RIPE
remarks: ======== TRANSIT UPSTREAM ========
remarks: -- SuperNetwork s.r.o. --
import: from AS39392 accept ANY
export: to AS39392 announce AS-TKCSYSTEM
remarks: -- Kaora s.r.o. --
import: from AS42000 accept ANY
export: to AS42000 announce AS-TKCSYSTEM
remarks: ======== TRANSIT CUSTOMERS ========
remarks: -- Segezha Packaging A/S --
import: from AS50630 accept AS50630
export: to AS50630 announce ANY
remarks: ------------------------------------
admin-c: JT7136-RIPE
tech-c: TSND2-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: cz-tkcsystem-1-mnt
created: 2018-04-03T13:15:59Z
last-modified: 2021-11-14T18:31:32Z
source: RIPE
organisation: ORG-TSS52-RIPE
phone: +420554610915
geoloc: 50.0889844 17.7071978
country: CZ
reg-nr: 27776069
org-name: TKC system s.r.o.
org-type: LIR
address: Nam. Minoritu 89/13
address: 79401
address: Krnov
address: CZECH REPUBLIC
admin-c: JT7136-RIPE
tech-c: TSND2-RIPE
abuse-c: AR45675-RIPE
mnt-ref: cz-tkcsystem-1-mnt
mnt-by: RIPE-NCC-HM-MNT
mnt-by: cz-tkcsystem-1-mnt
created: 2018-03-23T10:40:46Z
last-modified: 2026-05-13T07:11:03Z
source: RIPE # Filtered
%ERROR:201: access denied for 2401:2000:6660:0:0:0:0:13
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% Access from your host has been temporarily denied.
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% This query was served by the RIPE Database Query Service version 1.122.1 (DEXTER)