Home ASN LookupAS204150

AS204150 StormHost David Zakoucky

🇨🇿

Org handle: ORG-DZ24-RIPE

StormHost - Hosting & Network Services

RIPE NCCallocatedASPA Published

Announced Prefixes (BGP)

19total

1 IPv418 IPv6

IPv4 Addresses

Allocated (RIR)256

Announced (BGP)256

IPv6 Addresses

Allocated (RIR)6.4×10²⁶

Announced (BGP)2.1×10²⁵

Prefix Limit (IPv4)

Prefix Limit (IPv6)

100

Country

🇨🇿 CZ

RIR

RIPE NCC

Status

allocated

Allocated

2025-11-03

Routing hygiene

Score 11/100 · Low risk

RPKI ROA coverage

100%

no RPKI invalid prefixes

IRR route objects

100%

no origin mismatches

Hijack signals

0 announced against others' ROAs, 1 own announced by others

Upstreams

diversity 19/100

Routes concentrated on one upstream (89% of routes)
1 prefix of this ASN announced by another network against its ROAs

Based on 19 announced prefixes, updated daily (2026-10-23). How the score works · RPKI explained

Announced Prefixes

(BGP)19

Prefix	RPKI	IRR	Last Seen
164.37.194.0/24MOAS	Valid	Other IRRRIPE	2026-10-25
2a0f:6284:800::/48	Valid	RIPE	2026-10-25
2a0f:6284:801::/48	Valid	RIPE	2026-10-25
2a0f:6284:802::/48	Valid	RIPE	2026-10-25
2a0f:6284:803::/48	Valid	RIPE	2026-10-25
2a0f:6284:804::/48	Valid	RIPE	2026-10-25
2a0f:6284:805::/48	Valid	RIPE	2026-10-25
2a0f:6284:806::/48	Valid	RIPE	2026-10-25
2a0f:6284:807::/48	Valid	RIPE	2026-10-25
2a0f:6284:808::/48	Valid	RIPE	2026-10-25

1-10 of 19

1 / 2

Allocated Prefixes

(RIR)21

Prefix	Country	RIR	Status
164.37.194.0/24	🇸🇬 SG	RIPE	assigned
2a0f:6284:800::/40	🇨🇿 CZ	RIPE	assigned
2a0f:6284:800::/48	🇨🇿 CZ	RIPE	assigned
2a0f:6284:801::/48	🇨🇿 CZ	RIPE	assigned
2a0f:6284:802::/48	🇨🇿 CZ	RIPE	assigned
2a0f:6284:803::/48	🇨🇿 CZ	RIPE	assigned
2a0f:6284:804::/48	🇨🇿 CZ	RIPE	assigned
2a0f:6284:805::/48	🇨🇿 CZ	RIPE	assigned
2a0f:6284:806::/48	🇨🇿 CZ	RIPE	assigned
2a0f:6284:807::/48	🇨🇿 CZ	RIPE	assigned

1-10 of 21

1 / 3

All 19 announced prefixes of AS204150 →

Upstream Providers(2)

ASN	Name
AS199524	🇱🇺GCORE G-Core Labs S.A.
AS215353	🇨🇿AtropolHosting Josef Hrabe

BGP Neighbours

(seen in AS paths)

Upstreams (3)

Networks AS204150 hands its own prefixes to: transit providers, or peers at an exchange.

AS199829Akronic Network Akronic Network LTDA17
AS199524GCORE G Core Labs S.A1
AS215353AtropolHosting Josef Hrabe1

Transfer History

Registry transfers of AS204150 between organisations.

AS204150Transfer · 2024-03-06
Ecotel Ltd
RIPE NCC
→
iNet Ltd
RIPE NCC

Date	Resource	From	To	Type
2024-03-06	AS204150	Ecotel Ltd RIPE NCC	iNet Ltd RIPE NCC	Transfer

ASPA

Published2 upstreams, 0 downstreams

Authorized Upstream Providers

AS199524 AS215353

Expires 2026-10-27

View full ASPA details →

Abuse Contact

External Links

RIPE Whois RIPEstat

Learn more

What is an ASN?Autonomous systems, ASN ranges and how they are assigned
RPKI and route origin validationWhat the RPKI badges on the prefix list mean
How to run an ASPA checkVerify the upstream providers listed above
IPv4 transfers in the RIPE NCC regionMonthly volume and the latest registry transfers
ASN data in AI agents and SIEMMCP server and API integrations

API

Open

GEThttps://api.ipctl.io/v1/asn/204150

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/204150" | jq