ASN AS28905 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS28905?

AS28905 is listed under OMEGA plus Chrudim 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.

AS28905 OMEGA plus Chrudim s.r.o.

ASN Lookup Tool

OMEGA plus Chrudim s.r.o. omegaplus.cz

CZ 3 Routes

AS Data

AS28905

AS28905 – OMEGA plus Chrudim s.r.o.

AS Number	28905
AS Name	BECOLINK-AS
Organization	OMEGA plus Chrudim s.r.o. (org-opcs2-ripe)
Country	CZ
Website	omegaplus.cz
Number of IPv4 Routes	3
Number of IPv6 Routes	0
ASN type	ISP
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2003-04-01

ASN Intelligence API for production workflows

Use ASN data for AS28905 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
213.226.192.0/20	AS28905	OMEGA plus Chrudim s.r.o.	BECO Link	4096
185.174.44.0/22	AS28905	OMEGA plus Chrudim s.r.o.	BECOLINK NET	1024
46.30.64.0/21	AS28905	OMEGA plus Chrudim s.r.o.	OMEGA plus Chrudim s.r.o.	2048

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 'AS28699 - AS28912'

as-block:       AS28699 - AS28912
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:        2018-11-22T15:27:31Z
last-modified:  2018-11-22T15:27:31Z
source:         RIPE

% Information related to 'AS28905'

% Abuse contact for 'AS28905' is 'brazda@omegaplus.cz'

aut-num:        AS28905
org:            ORG-OPCS2-RIPE
as-name:        BECOLINK-AS
remarks:        Pardubice
remarks:        Czech Republic
import:         from AS16019 action pref=100; accept ANY
import:         from AS29208 action pref=100; accept ANY
import:         from AS35046 action pref=100; accept ANY
export:         to AS16019 announce AS28905
export:         to AS29208 announce AS28905
export:         to AS35046 announce AS28905
admin-c:        MB40802-RIPE
tech-c:         MB40802-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         cz-omegaplus-1-mnt
created:        2003-04-01T16:00:15Z
last-modified:  2025-11-14T07:10:42Z
source:         RIPE

organisation:   ORG-OPCS2-RIPE
org-name:       OMEGA plus Chrudim s.r.o.
country:        CZ
org-type:       LIR
address:        Palackeho trida 314
address:        53701
address:        Chrudim
address:        CZECH REPUBLIC
phone:          +420469 603 311
admin-c:        MB40802-RIPE
admin-c:        LP12180-RIPE
tech-c:         MB40802-RIPE
abuse-c:        AR34752-RIPE
mnt-ref:        cz-omegaplus-1-mnt
mnt-by:         RIPE-NCC-HM-MNT
mnt-by:         cz-omegaplus-1-mnt
mnt-ref:        RIPE-NCC-HM-MNT
created:        2015-12-18T14:06:55Z
last-modified:  2020-12-16T12:47:46Z
source:         RIPE # Filtered

person:         Martin Brazda
address:        Palackeho trida 314
address:        53701
address:        Chrudim
address:        CZECH REPUBLIC
phone:          +420469 603 311
nic-hdl:        MB40802-RIPE
mnt-by:         cz-omegaplus-1-mnt
created:        2015-12-18T14:06:54Z
last-modified:  2015-12-18T14:06:55Z
source:         RIPE

% 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" : "AS28699 - AS28912",
    "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" : "AS28905",
    "as_name" : "BECOLINK-AS",
    "status" : "ASSIGNED",
    "import" : [ "from AS16019 action pref=100; accept ANY", "from AS29208 action pref=100; accept ANY", "from AS35046 action pref=100; accept ANY" ],
    "export" : [ "to AS16019 announce AS28905", "to AS29208 announce AS28905", "to AS35046 announce AS28905" ],
    "organization" : "ORG-OPCS2-RIPE",
    "admin_contacts" : [ "MB40802-RIPE" ],
    "tech_contacts" : [ "MB40802-RIPE" ],
    "remarks" : [ "Pardubice", "Czech Republic" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "cz-omegaplus-1-mnt" ],
    "date_created" : "2003-04-01",
    "date_updated" : "2025-11-14",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-OPCS2-RIPE",
    "name" : "OMEGA plus Chrudim s.r.o.",
    "type" : "LIR",
    "address" : [ "Palackeho trida 314", "53701", "Chrudim", "CZECH REPUBLIC" ],
    "street" : "Palackeho Trida",
    "city" : "Chrudim",
    "zip_code" : "53701",
    "country" : [ "CZ" ],
    "phone" : [ "+420469 603 311" ],
    "admin_contacts" : [ "MB40802-RIPE", "LP12180-RIPE" ],
    "tech_contacts" : [ "MB40802-RIPE" ],
    "abuse_contacts" : [ "AR34752-RIPE" ],
    "mnt_ref" : [ "cz-omegaplus-1-mnt", "RIPE-NCC-HM-MNT" ],
    "mnt_by" : [ "RIPE-NCC-HM-MNT", "cz-omegaplus-1-mnt" ],
    "date_created" : "2015-12-18",
    "date_updated" : "2020-12-16",
    "source" : "RIPE",
    "addressCountry" : "CZECH REPUBLIC"
  },
  "administrative_contacts" : [ {
    "handle" : "MB40802-RIPE",
    "name" : "Martin Brazda",
    "address" : [ "Palackeho trida 314", "53701", "Chrudim", "CZECH REPUBLIC" ],
    "street" : "Palackeho Trida",
    "city" : "Chrudim",
    "zip_code" : "53701",
    "country" : "CZECH REPUBLIC",
    "phone" : [ "+420469 603 311" ],
    "mnt_by" : [ "cz-omegaplus-1-mnt" ],
    "date_created" : "2015-12-18",
    "date_updated" : "2015-12-18",
    "source" : "RIPE",
    "addressCountry" : "CZECH REPUBLIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "MB40802-RIPE",
    "name" : "Martin Brazda",
    "address" : [ "Palackeho trida 314", "53701", "Chrudim", "CZECH REPUBLIC" ],
    "street" : "Palackeho Trida",
    "city" : "Chrudim",
    "zip_code" : "53701",
    "country" : "CZECH REPUBLIC",
    "phone" : [ "+420469 603 311" ],
    "mnt_by" : [ "cz-omegaplus-1-mnt" ],
    "date_created" : "2015-12-18",
    "date_updated" : "2015-12-18",
    "source" : "RIPE",
    "addressCountry" : "CZECH REPUBLIC"
  } ]
}

Peers

AS Number	Description	Country
AS29208	Quantcom, a.s.	CZ
AS35046	OMEGA plus Chrudim s.r.o.	CZ
AS16019	Vodafone Czech Republic a.s.	CZ

Upstreams

AS Number	Description	Country
AS35046	OMEGA plus Chrudim s.r.o.	CZ