Home Prefix Lookup217.66.136.0/21

217.66.136.0/21 - NetComBW NetCom BW (AS41998)

IPv4RIPE NCCallocatedAS41998NetComBW-AS NetCom BW GmbH RPKI Valid

CIDR

217.66.136.0/21

IP Version

IPv4

Addresses

Mask

/21 (255.255.248.0)

Country

🇩🇪 Germany

City

Frankfurt am Main

RIR

RIPE NCC

Status

allocated

Allocated

2000-11-06

Announced BGP Routes

1 of 1 route

RPKI:

IRR:

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Prefix	Origin AS	RPKI	IRR	Last Seen
217.66.136.0/21	AS41998 NetComBW-AS NetCom BW GmbH	Valid	RIPE	2026-10-11

RPKI ROAs

Prefix	Origin	Max Length	Trust Anchor
217.66.136.0/21	AS41998	/21	ripe

IRR Route Objects

Origin	Registry	Maintainer	Modified
AS41998	RIPE	ODR-TKG-MNT	2018-11-12

More Specific Prefixes

Prefix	Country	Status
217.66.136.0/25	🇩🇪DE	assigned
217.66.136.144/29	🇩🇪DE	assigned
217.66.137.32/28	🇩🇪DE	assigned

Transfer History

Registry transfers of 217.66.136.0/21, blocks inside it, or blocks containing it.

217.66.136.0/21Transfer · 2018-09-27
Internet Global Services IGS GmbH
RIPE NCC
→
NetCom BW GmbH
RIPE NCC

Date	Resource	From	To	Type
2018-09-27	217.66.136.0/21	Internet Global Services IGS GmbH RIPE NCC	NetCom BW GmbH RIPE NCC	Transfer

Origin ASN

AS41998

NetComBW-AS NetCom BW GmbH

Related Prefixes

More prefixes of AS41998

All prefixes of AS41998 →

Geolocation

Country🇩🇪GermanyDE

RegionHesse

CityFrankfurt am Main

Coordinates50.1109, 8.6821 ↗

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/217.66.136.0/21

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

curl -s "https://api.ipctl.io/v1/prefix/217.66.136.0/21" | jq

External Links

RIPEstat