ASN Lookup Tool

Non profit organization Jablonka.cz jablonka.cz CZ CZ 2 Routes

AS Data

AS51744

AS51744Non profit organization Jablonka.cz

AS Number 51744
AS Name ASJABLONKA
Organization Non profit organization Jablonka.cz (org-jabl1-ripe)
Country CZ
Website jablonka.cz
Number of IPv4 Routes 1
Number of IPv6 Routes 1
ASN type BUSINESS
Allocation Status ASSIGNED
Registry RIPE
Date Allocated 2010-10-29

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Use ASN data for AS51744 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route # IPs
2001:67c:1798::/48 ~1×10²⁴
91.219.244.0/22 1024

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 'AS51357 - AS51817'

as-block:       AS51357 - AS51817
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:        2025-02-13T13:57:44Z
last-modified:  2025-02-13T13:57:44Z
source:         RIPE

% Information related to 'AS51744'

% Abuse contact for 'AS51744' is 'abuse@jablonka.cz'

aut-num:        AS51744
as-name:        ASJABLONKA
org:            ORG-JABL1-RIPE
remarks:        --- SuperNetwork ---
import:         from AS39392 accept ANY
export:         to AS39392 announce AS-JABLONKACZ
remarks:        --- Ha-Vel ---
import:         from AS15935 accept ANY
export:         to AS15935 announce AS-JABLONKACZ
remarks:        --- HE ---
import:         from AS6939 accept ANY
export:         to AS6939 announce AS-JABLONKACZ
remarks:        --- Spoje ---
import:         from AS51700 accept ANY
export:         to AS51700 announce ANY
remarks:        --- Treboradice ---
import:         from AS206468 accept ANY
export:         to AS206468 announce ANY
remarks:        --- UNHfree.net ---
import:         from AS62011 accept AS62011
export:         to AS62011 announce ANY
remarks:        --- WVG ---
import:         from AS205026 accept ANY
export:         to AS205026 announce ANY
remarks:        --- ADC-NET ---
import:         from AS212325 accept ANY
export:         to AS212325 announce ANY
remarks:        --- T-Mobile ---
import:         from AS5588 accept ANY
export:         to AS5588 announce AS-JABLONKACZ
admin-c:        SIMA7-RIPE
tech-c:         SIMA7-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         JABLONKA-MNT
created:        2010-10-29T08:04:59Z
last-modified:  2023-02-09T10:57:10Z
source:         RIPE
sponsoring-org: ORG-Vs35-RIPE

organisation:   ORG-JABL1-RIPE
org-name:       Non-profit organization Jablonka.cz
country:        CZ
org-type:       OTHER
address:        Decinska 552/1, Praha 8, 18000
address:        Czech Republic
abuse-c:        AR30692-RIPE
mnt-ref:        JABLONKA-MNT
mnt-by:         JABLONKA-MNT
created:        2010-10-26T16:42:13Z
last-modified:  2025-09-25T08:01:34Z
source:         RIPE # Filtered

person:         Petr Simandl
address:        Jablonecka 713 Praha 9 19000
phone:          +420 777 99 15 69
nic-hdl:        SIMA7-RIPE
mnt-by:         JABLONKA-MNT
created:        2010-10-26T16:38:03Z
last-modified:  2017-10-30T22:11:25Z
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
AS199081 Lancom Ltd. GR
AS39392 SH.cz s.r.o. CZ
AS6939 Hurricane Electric LLC US
AS6204 ZET.NET IP Transit RO
AS60602 Inovare-Prim SRL MD
AS9136 Wobcom GmbH DE
AS198150 SIACOM JSC GE
AS8529 Zain Omantel International FZ-LLC AE
AS57344 Telehouse EAD BG
AS206468 Treboradice.net z.s. CZ

Upstreams

AS Number Description Country
AS39120 Convergenze S.p.A. IT
AS24482 SG.GS SG
AS39392 SH.cz s.r.o. CZ
AS14840 BR.Digital Telecom BR
AS1764 Next Layer Telekommunikationsdienstleistungs und Beratungs GmbH AT
AS263444 Open X Tecnologia Ltda BR
AS6939 Hurricane Electric LLC US
AS6204 ZET.NET IP Transit RO
AS5405 Inter.link GmbH DE
AS6663 Euroweb Romania S.R.L. RO

Downstreams

AS Number Description Country
AS212325 ADC Systems s.r.o. CZ
AS206468 Treboradice.net z.s. CZ

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Frequently Asked Questions

ASN AS51744 is an Autonomous System Number used to identify a network for BGP internet routing.
AS51744 is listed under Non profit organization Jablonka.cz.
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.