Home ASN LookupAS20609

AS20609 kazaczsro KAZA.cz s.r.o.

🇨🇿

Org handle: ORG-KS127-RIPE

RIPE NCCallocated

Announced Prefixes (BGP)

3total

2 IPv41 IPv6

IPv4 Addresses

Allocated (RIR)2,048

Announced (BGP)2,048

IPv6 Addresses

Allocated (RIR)7.9×10²⁸

Announced (BGP)7.9×10²⁸

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

🇨🇿 CZ

RIR

RIPE NCC

Status

allocated

Allocated

2015-08-07

Announced Prefixes

(BGP)3

Prefix	RPKI	IRR	Last Seen
91.202.52.0/22	Valid	RIPE	2026-10-11
185.108.120.0/22	Valid	RIPE	2026-10-11
2a06:4ac0::/32	Valid	RIPE	2026-10-11

Allocated Prefixes

(RIR)3

Prefix	Country	RIR	Status
91.202.52.0/22	🇨🇿 CZ	RIPENCC	assigned
185.108.120.0/22	🇨🇿 CZ	RIPENCC	allocated
2a06:4ac0::/32	🇨🇿 CZ	RIPE	assigned

All 3 announced prefixes of AS20609 →

BGP Neighbours

(seen in AS paths)

Upstreams (1)

Networks AS20609 hands its own prefixes to: transit providers, or peers at an exchange.

AS25512CDT CD Telematika A.S3

Downstreams (1)

Networks whose own prefixes AS20609 passes on: usually its customers.

AS204570Hornackynet KAZA.Cz S.R.O1

ASPA

No ASPA

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
ASPA explainedWhy AS20609 should publish an ASPA object
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/20609

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

curl -s "https://api.ipctl.io/v1/asn/20609" | jq