Home Prefix Lookup2a05:b41:100::/40

2a05:b41:100::/40 - HOSTKEY B.V (AS57043)

IPv6RIPE NCCannouncedAS57043HOSTKEY-AS HOSTKEY B.V. RPKI Valid

CIDR

2a05:b41:100::/40

IP Version

IPv6

Addresses

309.4Y

Mask

/40

Country

🇳🇱 The Netherlands

City

Amsterdam (Amsterdam-Centrum)

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
2a05:b41:100::/40	AS57043 HOSTKEY-AS HOSTKEY B.V.	Valid	RIPE	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
2a05:b41:100::/40	AS57043	/40	ripe

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS57043	RIPE	HOSTKEY-MNT	2025-06-10

Origin ASN

AS57043

HOSTKEY-AS HOSTKEY B.V.

Related Prefixes

More prefixes of AS57043

All prefixes of AS57043 →

Geolocation

Country🇳🇱The NetherlandsNL

RegionNorth Holland

CityAmsterdam (Amsterdam-Centrum)

Coordinates52.3833, 4.8889 ↗

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/2a05:b41:100::/40

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

curl -s "https://api.ipctl.io/v1/prefix/2a05:b41:100::/40" | jq

External Links

RIPEstat