Home Prefix Lookup193.37.204.0/22

193.37.204.0/22 - FUNDAMENTS B.V (AS20559)

IPv4RIPE NCCallocatedAS20559FUNDAMENTS-AS Fundaments B.V. RPKI Valid

CIDR

193.37.204.0/22

IP Version

IPv4

Addresses

Mask

/22 (255.255.252.0)

Country

🇳🇱 The Netherlands

City

Amsterdam

RIR

RIPE NCC

Status

allocated

Allocated

2018-10-22

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
193.37.204.0/22	AS20559 FUNDAMENTS-AS Fundaments B.V.	Valid	RIPE	2026-10-12

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
193.37.204.0/22	AS20559	/24	ripe

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS20559	RIPE	Fundaments-MNT	2018-11-02

More Specific Prefixes

Prefix	Country	Status
193.37.204.0/27	🇳🇱NL	assigned
193.37.204.32/27	🇳🇱NL	assigned
193.37.204.64/26	🇳🇱NL	assigned
193.37.204.128/27	🇳🇱NL	assigned
193.37.204.160/28	🇳🇱NL	assigned
193.37.204.176/28	🇳🇱NL	assigned
193.37.204.192/26	🇳🇱NL	assigned
193.37.205.0/24	🇳🇱NL	assigned
193.37.206.0/24	🇳🇱NL	assigned
193.37.207.0/24	🇳🇱NL	assigned

Origin ASN

AS20559

FUNDAMENTS-AS Fundaments B.V.

Related Prefixes

More prefixes of AS20559

All prefixes of AS20559 →

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/193.37.204.0/22

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

curl -s "https://api.ipctl.io/v1/prefix/193.37.204.0/22" | jq

External Links

RIPEstat