Home Prefix Lookup2a00:11c0:38::/48

2a00:11c0:38::/48 - AT FIRSTCOLO (AS203833)

IPv6RIPE NCCannouncedAS203833AT-FIRSTCOLO firstcolo GmbH RPKI Valid

CIDR

2a00:11c0:38::/48

IP Version

IPv6

Addresses

1.2Y

Mask

/48

Country

🇦🇹 Austria

City

Vienna

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
2a00:11c0:38::/48	AS203833 AT-FIRSTCOLO firstcolo GmbH	Valid	RIPE	2026-10-12

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
2a00:11c0:38::/48	AS203833	/48	ripe
2a00:11c0::/32	AS42473	/128	ripe

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS42473	RIPE	ANEXIA-MNT	2017-03-29
AS203833	RIPE	ANEXIA-MNT	2017-03-29

More Specific Prefixes

Prefix	AS	Country	Status
2a00:11c0:38::/62		🇺🇸US	assigned

Origin ASN

AS203833

AT-FIRSTCOLO firstcolo GmbH

Related Prefixes

More prefixes of AS203833

All prefixes of AS203833 →

Geolocation

Country🇦🇹AustriaAT

CityVienna

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/2a00:11c0:38::/48

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

curl -s "https://api.ipctl.io/v1/prefix/2a00:11c0:38::/48" | jq

External Links

RIPEstat