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.

AS21082 Reliable Communications s.r.o.

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

Reliable Communications s.r.o. relcom.com

CZ 1 Routes

AS Data

AS21082

AS21082 – Reliable Communications s.r.o.

AS Number	21082
AS Name	AS-CZVP
Organization	Reliable Communications s.r.o.(org-rcs23-ripe)
Country	CZ
Website	relcom.com
Number of IPv4 Routes	1
Number of IPv6 Routes	0
ASN type	ISP
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	1970-01-01

ASN Intelligence API for production workflows

Use ASN data for AS21082 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
212.192.222.0/24	AS21082	Reliable Communications s.r.o.	Reliable Communications s.r.o.	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 'AS21004 - AS21151'

as-block:       AS21004 - AS21151
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:        2018-11-22T15:27:27Z
last-modified:  2018-11-22T15:27:27Z
source:         RIPE

% Information related to 'AS21082'

% Abuse contact for 'AS21082' is 'info@relcom.com'

aut-num:        AS21082
as-name:        AS-CZVP
org:            ORG-RCS23-RIPE
admin-c:        IN1886-RIPE
tech-c:         IN1886-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         cz-relcom-1-mnt
created:        1970-01-01T00:00:00Z
last-modified:  2025-03-24T09:13:11Z
source:         RIPE

organisation:   ORG-RCS23-RIPE
org-name:       Reliable Communications s.r.o.
country:        CZ
org-type:       LIR
address:        Prokopova 2856/10, Zizkov
address:        130 00
address:        Praha 3
address:        CZECH REPUBLIC
phone:          +420608266176
admin-c:        RCAG2-RIPE
tech-c:         RCAG2-RIPE
abuse-c:        AR46259-RIPE
mnt-ref:        cz-relcom-1-mnt
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         cz-relcom-1-mnt
created:        2018-04-30T08:40:47Z
last-modified:  2024-08-22T09:07:22Z
source:         RIPE # Filtered

role:           InterLIR NOC
address:        GERMANY
address:        Berlin
address:        10365
address:        Josef-Orlopp-Stra�e 54
phone:          +49 (0) 176 30 50 27 96
nic-hdl:        IN1886-RIPE
mnt-by:         lir-de-interlir-1-MNT
created:        2021-07-14T06:51:35Z
last-modified:  2021-07-14T06:51:36Z
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" : "AS21004 - AS21151",
    "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" : "2018-11-22",
    "date_updated" : "2018-11-22",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS21082",
    "as_name" : "AS-CZVP",
    "status" : "ASSIGNED",
    "organization" : "ORG-RCS23-RIPE",
    "admin_contacts" : [ "IN1886-RIPE" ],
    "tech_contacts" : [ "IN1886-RIPE" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "cz-relcom-1-mnt" ],
    "date_created" : "1970-01-01",
    "date_updated" : "2025-03-24",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-RCS23-RIPE",
    "name" : "Reliable Communications s.r.o.",
    "type" : "LIR",
    "address" : [ "Prokopova 2856/10, Zizkov", "130 00", "Praha 3", "CZECH REPUBLIC" ],
    "street" : "Zizkov",
    "city" : "Praha 3",
    "zip_code" : "130 00",
    "country" : [ "CZ" ],
    "phone" : [ "+420608266176" ],
    "admin_contacts" : [ "RCAG2-RIPE" ],
    "tech_contacts" : [ "RCAG2-RIPE" ],
    "abuse_contacts" : [ "AR46259-RIPE" ],
    "mnt_ref" : [ "cz-relcom-1-mnt" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "cz-relcom-1-mnt" ],
    "date_created" : "2018-04-30",
    "date_updated" : "2024-08-22",
    "source" : "RIPE",
    "addressCountry" : "CZECH REPUBLIC"
  },
  "administrative_contacts" : [ {
    "handle" : "IN1886-RIPE",
    "name" : "InterLIR NOC",
    "address" : [ "GERMANY", "Berlin", "10365", "Josef-Orlopp-Stra?e 54" ],
    "street" : "Josef-orlopp-stra?e",
    "city" : "Berlin",
    "zip_code" : "10365",
    "phone" : [ "+49 (0) 176 30 50 27 96" ],
    "mnt_by" : [ "lir-de-interlir-1-MNT" ],
    "date_created" : "2021-07-14",
    "date_updated" : "2021-07-14",
    "source" : "RIPE"
  } ],
  "technical_contacts" : [ {
    "handle" : "IN1886-RIPE",
    "name" : "InterLIR NOC",
    "address" : [ "GERMANY", "Berlin", "10365", "Josef-Orlopp-Stra?e 54" ],
    "street" : "Josef-orlopp-stra?e",
    "city" : "Berlin",
    "zip_code" : "10365",
    "phone" : [ "+49 (0) 176 30 50 27 96" ],
    "mnt_by" : [ "lir-de-interlir-1-MNT" ],
    "date_created" : "2021-07-14",
    "date_updated" : "2021-07-14",
    "source" : "RIPE"
  } ]
}

Peers

AS Number	Description	Country
AS1239	Cogent Communications, LLC	US
AS174	Cogent Communications, LLC	US

Upstreams

AS Number	Description	Country
AS174	Cogent Communications, LLC	US

Frequently Asked Questions

What is ASN AS21082?

ASN AS21082 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS21082?

AS21082 is listed under Reliable Communications s.r.o..

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.