What is ASN AS210604?

ASN AS210604 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS210604?

AS210604 is listed under Pernix systems s.r.o..

What do peers, upstreams, and downstreams mean in ASN data?

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 shown for an ASN?

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

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.

AS210604 Pernix systems s.r.o.

ASN Lookup Tool

Pernix systems s.r.o. burgnet.cz

CZ 2 Routes

AS Data

AS210604

AS210604 – Pernix systems s.r.o.

AS Number	210604
AS Name	asczpernix-neza
Organization	Pernix systems s.r.o. (org-pss41-ripe)
Country	CZ
Website	burgnet.cz
Number of IPv4 Routes	2
Number of IPv6 Routes	0
ASN type	ISP
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2021-10-21

ASN Intelligence API for production workflows

Use ASN data for AS210604 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
185.136.110.0/24	AS210604	Pernix systems s.r.o.	Pernix systems s.r.o. customers	256
185.136.111.0/24	AS210604	Pernix systems s.r.o.	Pernix systems s.r.o. customers	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 'AS208189 - AS214345'

as-block:       AS208189 - AS214345
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:        2026-02-12T14:40:05Z
last-modified:  2026-02-12T14:40:05Z
source:         RIPE

% Information related to 'AS210604'

% Abuse contact for 'AS210604' is 'zburget@burgnet.cz'

aut-num:        AS210604
as-name:        asczpernix-neza
org:            ORG-PSS41-RIPE
import:         from AS203385 accept ANY
export:         to AS203385 announce AS210604
import:         from AS197451 accept ANY
export:         to AS197451 announce AS210604
admin-c:        OP2480-RIPE
tech-c:         ZB1303-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         cz-pernix-1-mnt
created:        2021-10-21T09:50:48Z
last-modified:  2021-10-21T09:50:48Z
source:         RIPE

organisation:   ORG-PSS41-RIPE
org-name:       Pernix systems s.r.o.
country:        CZ
org-type:       LIR
address:        Masarykova 400
address:        79827
address:        Nemcice nad Hanou
address:        CZECH REPUBLIC
phone:          +420776383280
admin-c:        OP2480-RIPE
tech-c:         ZB1303-RIPE
abuse-c:        AR35092-RIPE
mnt-ref:        cz-pernix-1-mnt
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         cz-pernix-1-mnt
mnt-ref:        RIPE-NCC-HM-MNT
created:        2016-01-27T13:54:28Z
last-modified:  2020-12-16T12:44:01Z
source:         RIPE # Filtered

person:         Oldrich Plchot
address:        Masarykova 400
address:        79827
address:        Nemcice nad Hanou
address:        CZECH REPUBLIC
phone:          +420607536373
nic-hdl:        OP2480-RIPE
mnt-by:         cz-pernix-1-mnt
created:        2016-01-27T13:54:27Z
last-modified:  2016-01-29T09:37:23Z
source:         RIPE

person:         Zbynek Burget
address:        Mlynska 397
address:        79826
address:        Nezamyslice
address:        CZECH REPUBLIC
phone:          +420739930931
nic-hdl:        ZB1303-RIPE
mnt-by:         cz-pernix-1-mnt
created:        2016-01-27T13:54:27Z
last-modified:  2016-01-29T09:20:38Z
source:         RIPE

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

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS208189 - AS214345",
    "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" : "2026-02-12",
    "date_updated" : "2026-02-12",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS210604",
    "as_name" : "asczpernix-neza",
    "status" : "ASSIGNED",
    "import" : [ "from AS203385 accept ANY", "from AS197451 accept ANY" ],
    "export" : [ "to AS203385 announce AS210604", "to AS197451 announce AS210604" ],
    "organization" : "ORG-PSS41-RIPE",
    "admin_contacts" : [ "OP2480-RIPE" ],
    "tech_contacts" : [ "ZB1303-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "cz-pernix-1-mnt" ],
    "date_created" : "2021-10-21",
    "date_updated" : "2021-10-21",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-PSS41-RIPE",
    "name" : "Pernix systems s.r.o.",
    "type" : "LIR",
    "address" : [ "Masarykova 400", "79827", "Nemcice nad Hanou", "CZECH REPUBLIC" ],
    "street" : "Masarykova",
    "city" : "Nemcice Nad Hanou",
    "zip_code" : "79827",
    "country" : [ "CZ" ],
    "phone" : [ "+420776383280" ],
    "admin_contacts" : [ "OP2480-RIPE" ],
    "tech_contacts" : [ "ZB1303-RIPE" ],
    "abuse_contacts" : [ "AR35092-RIPE" ],
    "mnt_ref" : [ "cz-pernix-1-mnt", "RIPE-NCC-HM-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "cz-pernix-1-mnt" ],
    "date_created" : "2016-01-27",
    "date_updated" : "2020-12-16",
    "source" : "RIPE",
    "addressCountry" : "CZECH REPUBLIC"
  },
  "administrative_contacts" : [ {
    "handle" : "OP2480-RIPE",
    "name" : "Oldrich Plchot",
    "address" : [ "Masarykova 400", "79827", "Nemcice nad Hanou", "CZECH REPUBLIC" ],
    "street" : "Masarykova",
    "city" : "Nemcice Nad Hanou",
    "zip_code" : "79827",
    "country" : "CZECH REPUBLIC",
    "phone" : [ "+420607536373" ],
    "mnt_by" : [ "cz-pernix-1-mnt" ],
    "date_created" : "2016-01-27",
    "date_updated" : "2016-01-29",
    "source" : "RIPE",
    "addressCountry" : "CZECH REPUBLIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "ZB1303-RIPE",
    "name" : "Zbynek Burget",
    "address" : [ "Mlynska 397", "79826", "Nezamyslice", "CZECH REPUBLIC" ],
    "street" : "Mlynska",
    "city" : "Nezamyslice",
    "zip_code" : "79826",
    "country" : "CZECH REPUBLIC",
    "phone" : [ "+420739930931" ],
    "mnt_by" : [ "cz-pernix-1-mnt" ],
    "date_created" : "2016-01-27",
    "date_updated" : "2016-01-29",
    "source" : "RIPE",
    "addressCountry" : "CZECH REPUBLIC"
  } ]
}

Peers

AS Number	Description	Country
AS203385	Pernix systems s.r.o.	CZ
AS197451	Brno University of Technology	CZ

Upstreams

AS Number	Description	Country
AS197451	Brno University of Technology	CZ

Downstreams

AS Number	Description	Country
AS203385	Pernix systems s.r.o.	CZ