Home Prefix Lookup2a0b:b602:3000::/36

2a0b:b602:3000::/36 - CBWS Holding B.V (AS57758)

IPv6RIPE NCCannouncedAS57758CBWS-AS CBWS Holding B.V. RPKI Valid

CIDR

2a0b:b602:3000::/36

IP Version

IPv6

Addresses

4951.7Y

Mask

/36

Country

🇳🇱 The Netherlands

City

Amsterdam

RIR

RIPE NCC

Status

announced

Allocated

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
2a0b:b602:3000::/36	AS57758 CBWS-AS CBWS Holding B.V.	Valid	-	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
2a0b:b602:3000::/36	AS57758	/36	ripe

Transfer History

Registry transfers of 2a0b:b602:3000::/36, blocks inside it, or blocks containing it.

2a0b:b600::/29Transfer · 2025-12-19
Cloudbear B.V.
🇳🇱 NL RIPE NCC
→
CBWS Holding B.V.
🇳🇱 NL RIPE NCC
2a0b:b600::/29M&A · 2019-09-20
CVO-Technologies V.O.F
RIPE NCC
→
Cloudbear B.V.
RIPE NCC

Date	Resource	From	To	Type
2025-12-19	2a0b:b600::/29	Cloudbear B.V. 🇳🇱 NL RIPE NCC	CBWS Holding B.V. 🇳🇱 NL RIPE NCC	Transfer
2019-09-20	2a0b:b600::/29	CVO-Technologies V.O.F RIPE NCC	Cloudbear B.V. RIPE NCC	M&A

Origin ASN

AS57758

CBWS-AS CBWS Holding B.V.

Related Prefixes

More prefixes of AS57758

All prefixes of AS57758 →

Geolocation

Country🇳🇱The NetherlandsNL

RegionNorth Holland

CityAmsterdam

Coordinates52.3676, 4.9041 ↗

Abuse Contact

Learn more

RPKI and ROAs explainedWhat RPKI valid, invalid and no ROA mean
RPKI validatorCheck ROA coverage for any prefix or ASN
What is BGP?How prefixes are announced and routed
More-specific prefixesGlossary: covering and more-specific routes
IPv4 transfers in the RIPE NCC regionWho bought and sold address space recently

API

Open

GEThttps://api.ipctl.io/v1/prefix/2a0b:b602:3000::/36

Returns prefix allocation, BGP routes, and more-specific subnets.

curl -s "https://api.ipctl.io/v1/prefix/2a0b:b602:3000::/36" | jq

External Links

RIPEstat