RDAP / Whois lookup

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

AS20743

Record foundRIPE NCC

SWX

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

Queried at10/24/2026, 17:16:07Local 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: 5/17/2002, 09:19:01
Last changed: 11/15/2017, 09:17:23

Resource rangeAS20743 – AS20743Autonomous system

Resource records1ASN count

Public contacts6Published by the registry

Registry events2Authoritative change record

Authoritative registration details

Registry handle: AS20743
Name: SWX
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: AS20743 – AS20743
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.

6 entities

AdministrativeTechnical

Fritz SteinmannFS9907-RIPE

+41 58 399 4592

SIX Group Services AG · Hardturmstrasse 201 · Switzerland · CH-8021 Zurich

Registrant

SIX Swiss Exchange AGORG-SSEA4-RIPE

Not provided by registry

Selnaustrasse 30, CH-8001 Zurich

Registrant

ORG-NCC1-RIPERIPE-NCC-END-MNT

Not provided by registry

AdministrativeTechnical

Rene MathisRM14096-RIPE

+41 58 399 8369

SIX Group Services AG · Hardturmstrasse 201 · P.O. Box 1521 · Switzerland · CH-8021 Zurich

Registrant

SIX-GROUP-MNTSIX-GROUP-MNT

Not provided by registry

Abuse

Abuse Mailbox SIX GroupAMSG4-RIPE

dnsadmin@six-group.com

SIX Group Services AG · P.O. Box 1521 · CH-8021 Zurich

Registration and change events

2 events

Event	Time (UTC)	Actor
Last changed	11/15/2017, 09:17:23	Not provided by registry
Registration	5/17/2002, 09:19:01	Not provided by registry

Terms and remarks

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

5 notices

Registry noticeZurich, Switzerland www.six-swiss-exchange.com

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