How can I access the full ASN tables?

The page shows a preview of large ASN datasets. Use the page controls to load more rows, and upgrade to a paid plan for complete access.

AS51382 Ing. Leos Janouch | IPGeolocation.io

Q: Why is WHOIS data shown for an ASN?

WHOIS data provides registration and contact context for ASN ownership, administration, and operational reference.

ASN Lookup Tool

Ing. Leos Janouch

CZ 2 Routes

AS Data

AS51382

AS51382 – Ing. Leos Janouch

AS Number	51382
AS Name	COMANET-NETWORK
Organization	Ing. Leos Janouch (org-jano1-ripe)
Country	CZ
Number of IPv4 Routes	1
Number of IPv6 Routes	1
ASN type	INDIVIDUAL
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2010-08-05

ASN Intelligence API for production workflows

Use ASN data for AS51382 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

Access complete peers, upstreams, downstreams, routes, WHOIS, and contact intelligence via our API. Learn more

Get ASN API Key ASN API Docs

IP Ranges

Route	Origin	Origin Name	ISP	# IPs
91.218.188.0/22	AS51382	Ing. Leos Janouch	Ing. Leos Janouch	1024
2001:67c:fbc::/48	AS51382	Ing. Leos Janouch	Ing. Leos Janouch	~1×10²⁴

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 'AS51382'

% Abuse contact for 'AS51382' is 'alexnvis@gmail.com'

aut-num:        AS51382
as-name:        COMANET-NETWORK
org:            ORG-JANO1-RIPE
import:         from AS29208 action pref=120; accept ANY
import:         from AS196943 action pref=120; accept ANY
import:         from AS20884 action pref=120; accept ANY
export:         to AS29208 announce AS51382
export:         to AS196943 announce AS51382
export:         to AS20884 announce AS51382
admin-c:        VOND1-RIPE
tech-c:         VOND1-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         JILEMNICE-MNT
created:        2010-08-05T14:49:14Z
last-modified:  2018-09-04T10:53:12Z
source:         RIPE
sponsoring-org: ORG-Vs35-RIPE

organisation:   ORG-JANO1-RIPE
org-name:       Ing. Leos Janouch
country:        CZ
org-type:       OTHER
address:        Czech republic, V Jilmu 229, Jilemnice 51401
abuse-c:        AR30412-RIPE
mnt-ref:        JILEMNICE-MNT
mnt-by:         JILEMNICE-MNT
created:        2010-08-02T19:53:50Z
last-modified:  2022-12-01T16:32:20Z
source:         RIPE # Filtered

person:         Ondrej Vondous
address:        V Jilmu 229, Jilemnice 51401
phone:          + 420 775 600 535
nic-hdl:        VOND1-RIPE
mnt-by:         JILEMNICE-MNT
created:        2010-08-02T19:50:46Z
last-modified:  2012-04-05T17:51:15Z
source:         RIPE # Filtered

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

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS51357 - AS51817",
    "description" : [ "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" ],
    "date_created" : "2025-02-13",
    "date_updated" : "2025-02-13",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS51382",
    "as_name" : "COMANET-NETWORK",
    "status" : "ASSIGNED",
    "import" : [ "from AS29208 action pref=120; accept ANY", "from AS196943 action pref=120; accept ANY", "from AS20884 action pref=120; accept ANY" ],
    "export" : [ "to AS29208 announce AS51382", "to AS196943 announce AS51382", "to AS20884 announce AS51382" ],
    "organization" : "ORG-JANO1-RIPE",
    "sponsoring_organization" : "ORG-Vs35-RIPE",
    "admin_contacts" : [ "VOND1-RIPE" ],
    "tech_contacts" : [ "VOND1-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "JILEMNICE-MNT" ],
    "date_created" : "2010-08-05",
    "date_updated" : "2018-09-04",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-JANO1-RIPE",
    "name" : "Ing. Leos Janouch",
    "type" : "OTHER",
    "address" : [ "Czech republic, V Jilmu 229, Jilemnice 51401" ],
    "city" : "Jilemnice",
    "zip_code" : "51401",
    "country" : [ "CZ" ],
    "abuse_contacts" : [ "AR30412-RIPE" ],
    "mnt_ref" : [ "JILEMNICE-MNT" ],
    "mnt_by" : [ "JILEMNICE-MNT" ],
    "date_created" : "2010-08-02",
    "date_updated" : "2022-12-01",
    "source" : "RIPE"
  },
  "administrative_contacts" : [ {
    "handle" : "VOND1-RIPE",
    "name" : "Ondrej Vondous",
    "address" : [ "V Jilmu 229, Jilemnice 51401" ],
    "street" : "V Jilmu",
    "city" : "Jilemnice",
    "zip_code" : "51401",
    "phone" : [ "+ 420 775 600 535" ],
    "mnt_by" : [ "JILEMNICE-MNT" ],
    "date_created" : "2010-08-02",
    "date_updated" : "2012-04-05",
    "source" : "RIPE"
  } ],
  "technical_contacts" : [ {
    "handle" : "VOND1-RIPE",
    "name" : "Ondrej Vondous",
    "address" : [ "V Jilmu 229, Jilemnice 51401" ],
    "street" : "V Jilmu",
    "city" : "Jilemnice",
    "zip_code" : "51401",
    "phone" : [ "+ 420 775 600 535" ],
    "mnt_by" : [ "JILEMNICE-MNT" ],
    "date_created" : "2010-08-02",
    "date_updated" : "2012-04-05",
    "source" : "RIPE"
  } ]
}

Peers

AS Number	Description	Country
AS196943	Vissado s.r.o.	CZ
AS28725	CETIN a.s.	CZ
AS29208	Quantcom, a.s.	CZ
AS20884	O2 Czech Republic, a.s.	CZ

Upstreams

AS Number	Description	Country
AS28725	CETIN a.s.	CZ

Frequently Asked Questions

What is ASN AS51382?

ASN AS51382 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS51382?

AS51382 is listed under Ing. Leos Janouch.

What do peers, upstreams, and downstreams mean?

Peers are lateral network interconnections, upstreams are transit providers, and downstreams are customer networks receiving connectivity.

What are routes and IP ranges for an ASN?

Routes and IP ranges are the network prefixes announced by the ASN on the internet and show the address space it originates.

Why is WHOIS data included here?

WHOIS provides registration and contact context for ASN ownership, administration, and operational reference.

How can I access full ASN table data?

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.