RDAP / Whois lookup

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

AS2603

Record foundRIPE NCC

NORDUNET

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

Queried at10/13/2026, 06:08:09Local 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: 5/7/2002, 09:38:31
Last changed: 9/25/2026, 06:44:30

Resource rangeAS2603 – AS2603Autonomous system

Resource records1ASN count

Public contacts11Published by the registry

Registry events2Authoritative change record

Authoritative registration details

Registry handle: AS2603
Name: NORDUNET
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: AS2603 – AS2603
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.

11 entities

Administrative

NORDUnet Administrative ContactNAC47-RIPE

Not provided by registry

Amager Strandvej 390, 2nd Floor · DK-2770 Kastrup · Denmark

Registrant

NORDUNET-MNTNORDUNET-MNT

Not provided by registry

Technical

NORDUnet Technical ContactNTC20-RIPE

Not provided by registry

Amager Strandvej 390, 2nd Floor · DK-2770 Kastrup · Denmark

AdministrativeTechnicalAbuse

Nordic University NOCNUN6-RIPE

abuse@nordu.net+46 8 207 860

NUNOC · Tulegatan 11 · SE-113 53 Stockholm · Sweden

Registrant

NORDUnetORG-NA47-RIPE

+4532462500+4545762366

Amager Strandvej 390-402 · DK-2770 · Kastrup · DENMARK

Registrant

ORG-NCC1-RIPERIPE-NCC-END-MNT

Not provided by registry

Technical

Fredrik PettaiFP5207-RIPE

+46 8 20 78 60+46 8 20 78 66

SUNET · S-113 53 STOCKHOLM · Sweden

Technical

ORG-UA17-RIPEHE15

+47 73 55 79 35+47 73 55 79 01

Sikt - Norwegian Agency for Shared Services in Education and Research · 5782 Torgarden · N-7437 Trondheim · Norway

Technical

Magnus BergrothMB40-RIPE

+46 8 441 88 11+46 8 20 78 66

NORDUnet A/S · S-113 53 STOCKHOLM · Sweden

Administrative

Per NihlenPNI2-RIPE

+46 8 441 88 10+46 8 20 78 60

NORDUnet A/S · S-113 53 STOCKHOLM · Sweden

Registrant

SUNET-MNTSUNET-MNT

Not provided by registry

Registration and change events

2 events

Event	Time (UTC)	Actor
Last changed	9/25/2026, 06:44:30	Not provided by registry
Registration	5/7/2002, 09:38:31	Not provided by registry

Terms and remarks

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

4 notices

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