ASN Lookup Tool

Kleissner Investments s.r.o. kleissner.investments CZ CZ 4 Routes

AS Data

AS204007

AS204007Kleissner Investments s.r.o.

AS Number 204007
AS Name Kleissner
Organization Kleissner Investments s.r.o.(org-kis7-ripe)
Country CZ
Website kleissner.investments
Number of IPv4 Routes 3
Number of IPv6 Routes 1
ASN type BUSINESS
Allocation Status ASSIGNED
Registry RIPE
Date Allocated 2018-04-11

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Use ASN data for AS204007 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
185.185.219.0/24 256
2a0b:6580::/29 ~634×10²⁷
185.185.217.0/24 256
185.185.216.0/24 256

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 '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 'AS204007'

% Abuse contact for 'AS204007' is 'abuse@kleissner.investments'

aut-num:        AS204007
as-name:        Kleissner
org:            ORG-KIS7-RIPE
import:         from AS39392 accept ANY
export:         to AS39392 announce AS204007
import:         from AS174 accept ANY
export:         to AS174 announce AS204007
mp-import:      afi ipv6.unicast from AS39392 accept ANY
mp-export:      afi ipv6.unicast to AS39392 announce AS204007
mp-import:      afi ipv6.unicast from AS174 accept ANY
mp-export:      afi ipv6.unicast to AS174 announce AS204007
admin-c:        DT7922-RIPE
tech-c:         DT7922-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         cz-kleissner-1-mnt
created:        2018-04-11T14:41:08Z
last-modified:  2020-05-09T10:07:02Z
source:         RIPE

organisation:   ORG-KIS7-RIPE
org-name:       Kleissner Investments s.r.o.
country:        CZ
org-type:       LIR
address:        Na strzi 1702/65
address:        140 00
address:        Praha 4
address:        CZECH REPUBLIC
phone:          +420774346764
admin-c:        DT7922-RIPE
tech-c:         DT7922-RIPE
abuse-c:        AR38939-RIPE
mnt-ref:        cz-kleissner-1-mnt
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         cz-kleissner-1-mnt
created:        2017-01-13T11:59:12Z
last-modified:  2020-12-16T13:03:49Z
source:         RIPE # Filtered

person:         Peter Kleissner
address:        Na strzi 1702/65
address:        140 00
address:        Praha 4
address:        CZECH REPUBLIC
phone:          +420 222 191 509
nic-hdl:        DT7922-RIPE
mnt-by:         cz-kleissner-1-mnt
created:        2017-01-13T11:59:12Z
last-modified:  2025-07-26T12:11:20Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.121.2 (BUSA)

Parsed Whois Response

Peers

AS Number Description Country
AS39392 SH.cz s.r.o. CZ
AS174 Cogent Communications, LLC US

Upstreams

AS Number Description Country
AS39392 SH.cz s.r.o. CZ

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Frequently Asked Questions

ASN AS204007 is an Autonomous System Number used to identify a network for BGP internet routing.
AS204007 is listed under Kleissner Investments s.r.o..
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.