Home Prefix Lookup212.56.48.0/21

212.56.48.0/21 - (AS201891)

IPv4RIPE NCCallocatedAS201891 RPKI Valid

CIDR

212.56.48.0/21

IP Version

IPv4

Addresses

Mask

/21 (255.255.248.0)

Country

🇳🇱 Netherlands

City

Amsterdam

RIR

RIPE NCC

Status

allocated

Allocated

1999-02-17

Announced BGP Routes

0 of 0 routes

RPKI:

IRR:

Swipe sideways to see all columns →

Prefix	Origin AS	RPKI	IRR	Last Seen
This prefix is not announced as a whole. Parts of it are announced as more-specific prefixes, see below.

More-Specific Announcements

8 more-specific announcements

Prefix	Origin AS	RPKI	IRR	Last Seen
212.56.48.0/24	AS3257 GTT-BACKBONE GTT Communications Inc.	Valid	-	2026-10-12
212.56.49.0/24	AS3257 GTT-BACKBONE GTT Communications Inc.	Valid	-	2026-10-12
212.56.50.0/24	AS212238 CDNEXT Datacamp Limited	Valid	-	2026-10-12
212.56.51.0/24	AS5511 Opentransit Orange S.A.	Valid	-	2026-10-12
212.56.52.0/24	AS3257 GTT-BACKBONE GTT Communications Inc.	Valid	-	2026-10-12
212.56.53.0/24	AS4213 EVOCATIVE-GLOBAL - Krypt Technologies	Valid	-	2026-10-12
212.56.54.0/24	AS4213 EVOCATIVE-GLOBAL - Krypt Technologies	Valid	-	2026-10-12
212.56.55.0/24	AS5511 Opentransit Orange S.A.	Valid	-	2026-10-12

More Specific Prefixes

Prefix	AS	Country	Status
212.56.48.0/24	AS3257	🇳🇱NL	assigned
212.56.49.0/24	AS3257	🇨🇦CA	assigned
212.56.50.0/24	AS212238	🇨🇭CH	assigned
212.56.51.0/24	AS5511	🇳🇱NL	assigned
212.56.52.0/24	AS3257	🇨🇦CA	assigned
212.56.53.0/24	AS4213	🇺🇸US	assigned
212.56.54.0/24	AS4213	🇺🇸US	assigned
212.56.55.0/24	AS5511	🇳🇱NL	assigned

Transfer History

Registry transfers of 212.56.48.0/21, blocks inside it, or blocks containing it.

212.56.48.0/21Transfer · 2024-09-17
KCOM Group Limited
RIPE NCC
→
Nimbus IP Networks BV
RIPE NCC

Date	Resource	From	To	Type
2024-09-17	212.56.48.0/21	KCOM Group Limited RIPE NCC	Nimbus IP Networks BV RIPE NCC	Transfer

Origin ASN

AS201891

Related Prefixes

More prefixes of AS201891

All prefixes of AS201891 →

Geolocation

Country🇳🇱NetherlandsNL

CityAmsterdam

Coordinates52.7792, 6.9069 ↗

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/212.56.48.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/212.56.48.0/21" | jq

External Links

RIPEstat