Home ASN LookupAS21207

AS21207 RWE E.ON Verwaltungs GmbH

🇩🇪

Org handle: ORG-RIG6-RIPE

Essen, Germany

RIPE NCCallocated

Announced Prefixes (BGP)

19total

17 IPv42 IPv6

IPv4 Addresses

Allocated (RIR)73,728

Announced (BGP)26,368

IPv6 Addresses

Allocated (RIR)6.3×10²⁹

Announced (BGP)6.3×10²⁹

Prefix Limit (IPv4)

100

Prefix Limit (IPv6)

Country

🇩🇪 DE

RIR

RIPE NCC

Status

allocated

Allocated

2001-09-27

Announced Prefixes

(BGP)19

Prefix	RPKI	IRR	Last Seen
153.100.0.0/23	No ROA	RIPE	2026-10-11
153.100.0.0/24	No ROA	RIPE	2026-10-11
153.100.1.0/24	No ROA	RIPE	2026-10-11
153.100.4.0/24	No ROA	RIPE	2026-10-11
153.100.192.0/18	No ROA	-	2026-10-11
153.100.198.0/24	No ROA	-	2026-10-11
153.100.199.0/24	No ROA	-	2026-10-11
153.100.200.0/24	No ROA	-	2026-10-11
153.100.205.0/24	No ROA	-	2026-10-11
193.25.64.0/21	No ROA	-	2026-10-11

1-10 of 19

1 / 2

Allocated Prefixes

(RIR)5

Prefix	Country	RIR	Status
153.100.0.0/16	🇩🇪 DE	RIPENCC	assigned
193.25.64.0/19	🇩🇪 DE	RIPENCC	assigned
2a02:ad40::/29	🇩🇪 DE	RIPENCC	allocated
2a02:ad47:4000::/48	🇩🇪 DE	RIPE	assigned
2a02:ad47:4800::/48	🇩🇪 DE	RIPE	assigned

All 19 announced prefixes of AS21207 →

BGP Neighbours

(seen in AS paths)

Upstreams (2)

Networks AS21207 hands its own prefixes to: transit providers, or peers at an exchange.

AS3209VODANET Vodafone10
AS13335Cloudflare9

Transfer History

Registry transfers of AS21207 between organisations.

AS21207M&A · 2023-11-22
Innogy SE
RIPE NCC
→
E.ON Verwaltungs GmbH
RIPE NCC
AS21207M&A · 2021-04-28
Innogy SE
RIPE NCC
→
Innogy SE
RIPE NCC
AS21207M&A · 2017-11-27
RWE IT GmbH
RIPE NCC
→
Innogy SE
RIPE NCC

Date	Resource	From	To	Type
2023-11-22	AS21207	Innogy SE RIPE NCC	E.ON Verwaltungs GmbH RIPE NCC	M&A
2021-04-28	AS21207	Innogy SE RIPE NCC	Innogy SE RIPE NCC	M&A
2017-11-27	AS21207	RWE IT GmbH RIPE NCC	Innogy SE RIPE NCC	M&A

ASPA

No ASPA

Abuse Contact

+31205354444

External Links

RIPE Whois RIPEstat

Learn more

What is an ASN?Autonomous systems, ASN ranges and how they are assigned
RPKI and route origin validationWhat the RPKI badges on the prefix list mean
ASPA explainedWhy AS21207 should publish an ASPA object
IPv4 transfers in the RIPE NCC regionMonthly volume and the latest registry transfers
ASN data in AI agents and SIEMMCP server and API integrations

API

Open

GEThttps://api.ipctl.io/v1/asn/21207

Returns ASN details, announced prefixes, and BGP routing data.

curl -s "https://api.ipctl.io/v1/asn/21207" | jq