What is ASN AS204150?

ASN AS204150 is an Autonomous System Number used to identify a network for BGP internet routing.

Who manages ASN AS204150?

AS204150 is listed under StormHost.

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.

AS204150 StormHost | IPGeolocation.io

ASN Lookup Tool

StormHost stormhost.eu

CZ 18 Routes

AS Data

AS204150

AS204150 – StormHost

AS Number	204150
AS Name	StormHost
Organization	StormHost (org-dz24-ripe)
Country	CZ
Website	stormhost.eu
Number of IPv4 Routes	0
Number of IPv6 Routes	18
ASN type	ISP
Allocation Status	ASSIGNED
Registry	RIPE
Date Allocated	2025-11-03

ASN Intelligence API for production workflows

Use ASN data for AS204150 in automation: routing intelligence, peering analysis, ownership checks, and network observability.

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IP Ranges

Route	Origin	Origin Name	ISP	# IPs
2a0f:6284:80b::/48	AS204150	StormHost	David Zakoucky	~1×10²⁴
2a0f:6284:80d::/48	AS204150	StormHost	David Zakoucky	~1×10²⁴
2a0f:6284:803::/48	AS204150	StormHost	David Zakoucky	~1×10²⁴
2a0f:6284:809::/48	AS204150	StormHost	David Zakoucky	~1×10²⁴
2a0f:6284:801::/48	AS204150	StormHost	David Zakoucky	~1×10²⁴
2a0f:6284:807::/48	AS204150	StormHost	David Zakoucky	~1×10²⁴
2a0f:6284:805::/48	AS204150	StormHost	David Zakoucky	~1×10²⁴
2a0f:6284:800::/48	AS204150	StormHost	David Zakoucky	~1×10²⁴
2a0f:6284:80a::/48	AS204150	StormHost	David Zakoucky	~1×10²⁴
2a0f:6284:80f::/48	AS204150	StormHost	David Zakoucky	~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 'AS203940 - AS205662'

as-block:       AS203940 - AS205662
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:        2026-03-05T15:29:31Z
last-modified:  2026-03-05T15:29:31Z
source:         RIPE

% Information related to 'AS204150'

% Abuse contact for 'AS204150' is 'abuse@stormhost.eu'

aut-num:        AS204150
as-name:        StormHost
descr:          StormHost
org:            ORG-DZ24-RIPE
sponsoring-org: ORG-NL600-RIPE
remarks:        -------------------------------------
remarks:        --- UPSTREAMS ---
remarks:        -------------------------------------
remarks:
remarks:        AtropolNetwork
import:         from AS215353 accept ANY
export:         to AS215353 announce AS204150
remarks:        -------------------------------------
remarks:        SH.CZ
import:         from AS39392 accept ANY
export:         to AS39392 announce AS204150
remarks:        -------------------------------------
remarks:        Fusiora OU
import:         from AS214693 accept ANY
export:         to AS214693 announce AS204150
remarks:        -------------------------------------
remarks:        Johannes Ernst
import:         from AS212895 accept ANY
export:         to AS212895 announce AS204150
remarks:        -------------------------------------
remarks:        Akronic Network LTDA
import:         from AS199829 accept ANY
export:         to AS199829 announce AS204150
remarks:        -------------------------------------
remarks:        Hop179
import:         from AS11967 accept ANY
export:         to AS11967 announce AS204150
remarks:        -------------------------------------
remarks:        Nedas Dozorec
import:         from AS201541 accept ANY
export:         to AS201541 announce AS204150
remarks:        -------------------------------------
remarks:
remarks:
remarks:        -------------------------------------
remarks:        --- DOWNSTREAMS ---
remarks:        -------------------------------------
remarks:
remarks:        -------------------------------------
admin-c:        DZ3747-RIPE
tech-c:         DZ3747-RIPE
status:         ASSIGNED
mnt-by:         RIPE-NCC-END-MNT
mnt-by:         netutils-mnt
mnt-by:         STORMHOST-MNT
created:        2025-11-03T10:38:22Z
last-modified:  2026-04-28T12:53:29Z
source:         RIPE
remarks:        -------------------------------------

organisation:   ORG-DZ24-RIPE
org-name:       David Zakoucky
org-type:       OTHER
address:        Decinska 552/1, Praha - Strizkov, 18000
country:        CZ
reg-nr:         Not Applicable
abuse-c:        ACRO62224-RIPE
mnt-ref:        STORMHOST-MNT
mnt-ref:        netutils-mnt
mnt-ref:        NoPKT-MNT
mnt-ref:        HYEHOST-MNT
mnt-by:         STORMHOST-MNT
mnt-by:         NoPKT-MNT
created:        2025-10-30T20:37:15Z
last-modified:  2026-04-29T07:15:32Z
source:         RIPE # Filtered

person:         David Zakoucky
address:        Decinska 552/1, Praha Strizkov, 18000, Czech Republic
phone:          +420777436340
nic-hdl:        DZ3747-RIPE
mnt-by:         STORMHOST-MNT
mnt-by:         NoPKT-MNT
created:        2025-10-30T20:20:30Z
last-modified:  2025-11-10T10:01:19Z
source:         RIPE

% This query was served by the RIPE Database Query Service version 1.122 (SHETLAND)

Parsed Whois Response

{
  "status" : true,
  "whois_server" : "whois.ripe.net",
  "as_blocks" : [ {
    "as_block" : "AS203940 - AS205662",
    "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" : "2026-03-05",
    "date_updated" : "2026-03-05",
    "source" : "RIPE"
  } ],
  "aut_nums" : [ {
    "aut_num" : "AS204150",
    "as_name" : "StormHost",
    "description" : [ "StormHost" ],
    "status" : "ASSIGNED",
    "import" : [ "from AS215353 accept ANY", "from AS39392 accept ANY", "from AS214693 accept ANY", "from AS212895 accept ANY", "from AS199829 accept ANY", "from AS11967 accept ANY", "from AS201541 accept ANY" ],
    "export" : [ "to AS215353 announce AS204150", "to AS39392 announce AS204150", "to AS214693 announce AS204150", "to AS212895 announce AS204150", "to AS199829 announce AS204150", "to AS11967 announce AS204150", "to AS201541 announce AS204150" ],
    "organization" : "ORG-DZ24-RIPE",
    "sponsoring_organization" : "ORG-NL600-RIPE",
    "admin_contacts" : [ "DZ3747-RIPE" ],
    "tech_contacts" : [ "DZ3747-RIPE" ],
    "remarks" : [ "-------------------------------------", "--- UPSTREAMS ---", "-------------------------------------", "AtropolNetwork", "-------------------------------------", "SH.CZ", "-------------------------------------", "Fusiora OU", "-------------------------------------", "Johannes Ernst", "-------------------------------------", "Akronic Network LTDA", "-------------------------------------", "Hop179", "-------------------------------------", "Nedas Dozorec", "-------------------------------------", "-------------------------------------", "--- DOWNSTREAMS ---", "-------------------------------------", "-------------------------------------", "-------------------------------------" ],
    "mnt_by" : [ "RIPE-NCC-END-MNT", "netutils-mnt", "STORMHOST-MNT" ],
    "date_created" : "2025-11-03",
    "date_updated" : "2026-04-28",
    "source" : "RIPE"
  } ],
  "organization" : {
    "handle" : "ORG-DZ24-RIPE",
    "name" : "David Zakoucky",
    "type" : "OTHER",
    "address" : [ "Decinska 552/1, Praha - Strizkov, 18000" ],
    "street" : "Decinska",
    "city" : "Praha",
    "district" : "Strizkov",
    "zip_code" : "18000",
    "country" : [ "CZ" ],
    "abuse_contacts" : [ "ACRO62224-RIPE" ],
    "mnt_ref" : [ "STORMHOST-MNT", "netutils-mnt", "NoPKT-MNT", "HYEHOST-MNT" ],
    "mnt_by" : [ "STORMHOST-MNT", "NoPKT-MNT" ],
    "date_created" : "2025-10-30",
    "date_updated" : "2026-04-29",
    "source" : "RIPE"
  },
  "administrative_contacts" : [ {
    "handle" : "DZ3747-RIPE",
    "name" : "David Zakoucky",
    "address" : [ "Decinska 552/1, Praha Strizkov, 18000, Czech Republic" ],
    "street" : "Decinska",
    "city" : "Praha",
    "district" : "Strizkov",
    "zip_code" : "18000",
    "country" : "CZECH REPUBLIC",
    "phone" : [ "+420777436340" ],
    "mnt_by" : [ "STORMHOST-MNT", "NoPKT-MNT" ],
    "date_created" : "2025-10-30",
    "date_updated" : "2025-11-10",
    "source" : "RIPE",
    "addressCountry" : "CZECH REPUBLIC"
  } ],
  "technical_contacts" : [ {
    "handle" : "DZ3747-RIPE",
    "name" : "David Zakoucky",
    "address" : [ "Decinska 552/1, Praha Strizkov, 18000, Czech Republic" ],
    "street" : "Decinska",
    "city" : "Praha",
    "district" : "Strizkov",
    "zip_code" : "18000",
    "country" : "CZECH REPUBLIC",
    "phone" : [ "+420777436340" ],
    "mnt_by" : [ "STORMHOST-MNT", "NoPKT-MNT" ],
    "date_created" : "2025-10-30",
    "date_updated" : "2025-11-10",
    "source" : "RIPE",
    "addressCountry" : "CZECH REPUBLIC"
  } ]
}

Peers

AS Number	Description	Country
AS215353	Josef Hrabe	CZ
AS199829	Akronic Network LTDA	BR
AS214693	Fusiora OU	EE
AS201541	Nedas Dozorec	LT
AS39392	SH.cz s.r.o.	CZ
AS11967	Hop179 OU	EE
AS212895	Johannes Ernst	DE

Upstreams

AS Number	Description	Country
AS215353	Josef Hrabe	CZ
AS199829	Akronic Network LTDA	BR
AS11967	Hop179 OU	EE
AS212895	Johannes Ernst	DE