49101 KTCT-ASN, CZ
Adjacency: 4 Upstream: 1 Downstream: 3
Upstream Adjacent AS list
AS39791 TPS-AS Telco Pro Services, a.s., CZ
Downstream Adjacent AS list
AS49244 SCANCOM, CZ
AS51449 KTUO-AS, CZ
AS42422 SECURITYNET-AS, CZ
Rank AS Type Originate Addr Space (pfx) Transit Addr space (pfx) Description 7941 AS49101 ORG+TRN Originate: 16384 /18.00 Transit: 5120 /19.68 KTCT-ASN, 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 % 46464 AS49101 KTCT-ASN, CZ 2 0 0 2 0 0.00% Prefix AS Path Aggregation Suggestion 46.36.32.0/19 6939 39791 49101 82.144.128.0/19 6939 39791 49101
whois: 402590
IANA has recorded AS49101 as originally allocated by
/usr/bin/whois -h jwhois.apnic.netr "AS49101\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 'AS47870 - AS49384'
as-block: AS47870 - AS49384
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: 2025-07-09T08:51:07Z
last-modified: 2025-07-09T08:51:07Z
source: RIPE
% Information related to 'AS49101'
% Abuse contact for 'AS49101' is 'dohled@ceznet.cz'
aut-num: AS49101
as-name: KTCT-ASN
org: ORG-TBS13-RIPE
import: from AS39791 accept ANY
import: from AS211274 accept ANY
import: from AS48960 accept ANY
import: from AS49025 accept ANY
import: from AS25512 accept ANY
import: from AS51731 accept ANY
import: from AS51331 accept ANY
import: from AS51499 accept ANY
import: from AS49244 accept ANY
import: from AS213770 accept AS213770
export: to AS39791 announce AS-KTCZ-NET
export: to AS211274 announce AS-KTCZ-NET
export: to AS48960 announce AS-KTCZ-NET
export: to AS49025 announce AS-KTCZ-NET
export: to AS51731 announce AS-KTCZ-NET
export: to AS25512 announce AS-KTCZ-NET
export: to AS51499 announce AS-KTCZ-NET
export: to AS51331 announce AS-KTCZ-NET
export: to AS49244 announce AS-KTCZ-NET
export: to AS213770 announce AS-KTCZ-NET
admin-c: CH13482-RIPE
tech-c: CH13482-RIPE
status: ASSIGNED
mnt-by: RIPE-NCC-END-MNT
mnt-by: CEZNET-MNT
created: 2009-04-14T09:02:00Z
last-modified: 2025-11-26T17:29:38Z
source: RIPE
organisation: ORG-TBS13-RIPE
org-name: CEZNET s.r.o.
country: CZ
reg-nr: 26378191
org-type: LIR
address: Duhova 1531/3
address: 140 00
address: Praha 4
address: CZECH REPUBLIC
phone: +420 211 046 699
admin-c: CH13482-RIPE
tech-c: CH13482-RIPE
abuse-c: CH13482-RIPE
mnt-ref: CEZNET-MNT
mnt-by: RIPE-NCC-HM-MNT
mnt-by: CEZNET-MNT
created: 2017-04-26T07:50:49Z
last-modified: 2026-05-13T07:38:07Z
source: RIPE # Filtered
role: CEZNET hostmaster
address: CEZNET s.r.o.
address: Vilemovska 1602
address: Tachov
address: 347 01
address: The Czech Republic
abuse-mailbox: dohled@ceznet.cz
phone: +420 211 046 699
admin-c: MV6352-RIPE
tech-c: KD4331-RIPE
tech-c: MJ83172-RIPE
nic-hdl: CH13482-RIPE
mnt-by: CEZNET-MNT
created: 2024-01-12T08:23:53Z
last-modified: 2024-01-12T08:25:01Z
source: RIPE # Filtered
% This query was served by the RIPE Database Query Service version 1.122.1 (DEXTER)