Home Prefix Lookup91.206.136.0/23

91.206.136.0/23 - DUOCAST B.V (AS31477)

IPv4RIPE NCCassignedAS31477DUOCAST-AS Duocast B.V. RPKI Valid

CIDR

91.206.136.0/23

IP Version

IPv4

Addresses

512

Mask

/23 (255.255.254.0)

Country

🇳🇱 The Netherlands

City

Groningen (Schilders- en Zeeheldenwijk)

RIR

RIPE NCC

Status

assigned

Allocated

2008-07-23

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
91.206.136.0/23	AS31477 DUOCAST-AS Duocast B.V.	Valid	RIPE	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
91.206.136.0/23	AS31477	/24	ripe

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS31477	RIPE	MNT-DUOCAST	2010-06-29

Origin ASN

AS31477

DUOCAST-AS Duocast B.V.

Related Prefixes

More prefixes of AS31477

All prefixes of AS31477 →

Geolocation

Country🇳🇱The NetherlandsNL

RegionGroningen

CityGroningen (Schilders- en Zeeheldenwijk)

Coordinates53.2308, 6.5324 ↗

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/91.206.136.0/23

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

curl -s "https://api.ipctl.io/v1/prefix/91.206.136.0/23" | jq

External Links

RIPEstat