RDAP / Whois lookup

Look up authoritative registration records for a domain, IP, network prefix or ASN. Subdomains are resolved to their registrable domain automatically.

AS9007

Record foundRIPE NCC

DUF-AS

RDAP is structured authoritative registration data. Registration records and contacts do not establish current routing, device location or network safety.

Queried at10/27/2026, 06:30:22Local authoritative snapshot

ASN profile Network topology BGP routes

Resource type: Autonomous system
Registry: RIPE NCC
Registration country / region: Not provided by registry
Registration status: Active
Registered at: 8/27/2002, 07:08:51
Last changed: 11/21/2022, 13:26:34

Resource rangeAS9007 – AS9007Autonomous system

Resource records1ASN count

Public contacts8Published by the registry

Registry events2Authoritative change record

Authoritative registration details

Registry handle: AS9007
Name: DUF-AS
Allocation type: Not provided by registry
Parent handle: Not provided by registry
Whois server: whois.ripe.net
Authoritative RDAP host: rdap.db.ripe.net

Address and number range

Resource range: AS9007 – AS9007
Address family: Not applicable
Resource records: Not applicable

Registration entities and contacts

Only public fields from the authoritative RDAP response are shown. Roles are assigned by the registry.

8 entities

Administrative

Richard EhrhardtAS3231-RIPE

+49 40 800802200+49 40 800801905

Dumrath & Fassnacht KG · Winsbergring 38 · D-22525 Hamburg · GERMANY

Registrant

DUF-MNTDUF-MNT

Not provided by registry

Technical

Thomas Storma-KuhntEH2804-RIPE

+49 40 800802272+49 40 800801905

Dumrath & Fassnacht KG (GmbH & Co.) · Winsbergring 38 · D-22525 Hamburg

Registrant

NWORK-MNTNWORK-MNT

Not provided by registry

Registrant

heise & dumrath medien geschaeftsfuehrung gmbhORG-DFKC1-RIPE

+4940800802222+4940800801905

Karl-Wiechert-Allee 10 · 30625 · Hannover · GERMANY

Registrant

ORG-NCC1-RIPERIPE-NCC-END-MNT

Not provided by registry

Abuse

duf abuseDA5264-RIPE

abuse@duf.de

Winsbergring 38, 22525 Hamburg

Registrant

AS38455-MNTAS38455-MNT

Not provided by registry

Registration and change events

2 events

Event	Time (UTC)	Actor
Last changed	11/21/2022, 13:26:34	Not provided by registry
Registration	8/27/2002, 07:08:51	Not provided by registry

Terms and remarks

Registry notices are shown verbatim so their authoritative meaning is not altered.

5 notices

Registry noticeWinsbergring 38 Hamburg

FilteredThis output has been filtered.

Whois Inaccuracy ReportingIf you see inaccuracies in the results, please visit:

SourceObjects returned came from source RIPE

Terms and ConditionsThis is the RIPE Database query service. The objects are in RDAP format.

CHA.LA authoritative RDAP snapshotIANA Bootstrap only locates the responsible registration service. Data comes from the corresponding RIR or domain registry and is cached locally by query target.Authoritative source: RIPE NCC · rdap.db.ripe.net