Home ASN LookupAS25081

AS25081 HDiT-AS Heidelberg IT Management GmbH & Co.KG

🇩🇪

Org handle: ORG-MKG1-RIPE

RIPE NCCallocated

Announced Prefixes (BGP)

4total

3 IPv41 IPv6

IPv4 Addresses

Allocated (RIR)5,632

Announced (BGP)5,632

IPv6 Addresses

Allocated (RIR)6.3×10²⁹

Announced (BGP)6.3×10²⁹

Prefix Limit (IPv4)

Prefix Limit (IPv6)

Country

🇩🇪 DE

RIR

RIPE NCC

Status

allocated

Allocated

2002-07-22

Announced Prefixes

(BGP)4

Prefix	RPKI	IRR	Last Seen
81.89.192.0/20	Valid	RIPE	2026-10-09
195.234.216.0/22MOAS	Valid	RIPE	2026-10-09
195.248.252.0/23MOAS	Valid	RIPE	2026-10-09
2a04:c940::/29	Valid	RIPE	2026-10-09

Allocated Prefixes

(RIR)4

Prefix	Country	RIR	Status
81.89.192.0/20	🇩🇪 DE	RIPENCC	allocated
185.213.96.0/22	🇩🇪 DE	RIPENCC	allocated
195.248.252.0/23	🇩🇪 DE	RIPENCC	assigned
2a04:c940::/29	🇩🇪 DE	RIPENCC	allocated

All 4 announced prefixes of AS25081 →

BGP Neighbours

(seen in AS paths)

Upstreams (2)

Networks AS25081 hands its own prefixes to: transit providers, or peers at an exchange.

AS8881VERSATEL 1&1 Versatel3
AS6805TDDE ASN1 Telefonica Germany & .OHG1

Downstreams (2)

Networks whose own prefixes AS25081 passes on: usually its customers.

AS25245RTDEWDF Realtech1
AS42698PROM ProMinent1

Other adjacent networks (2)

Adjacent to AS25081 in the transit part of AS paths: peers, providers or customers.

AS3209VODANET Vodafone1
AS12843TELEMAXX Telekommunikation1

ASPA

No ASPA

Abuse Contact

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 AS25081 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/25081

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

curl -s "https://api.ipctl.io/v1/asn/25081" | jq