Provider certification record

A1 Telekom Austria AG

Listed
RMD number
RMD0003211
FRN
0031055064
OCN
 

Identity

Legal business name
A1 Telekom Austria AG
Doing-business-as
 
Foreign Voice Service Provider
Yes
Business address
Lassallestrasse 9, 1020 Vienna, Austria
Filing contact
Petr Kubat
Carrier Manager · Wholesale
ws.int.voice@A1.at
+43 1 7994000
Lassallestrasse 9 1020 Vienna, Austria
Austria
Principals, Affiliates, Subsidiaries, and Parent Companies
America Movil, A1 Serbia, A1 North Macedonia, A1 Croatia, A1 Slovenia, A1 Belarus, A1 Bulgaria

Classification

Provider role(s)
  • Voice service provider
STIR/SHAKEN implementation
RoleImplementation
Voice service providerNone
OverallNone
Exemption rules
A1 only sends voice traffic to the US that originates in the networks of its subsidiaries and uses carriers for this purpose that have implemented STIR-SHAKEN.

Prior investigations / actions

Description
 

Robocall mitigation plan

Declaration

By
Filazafovitch Denis
Date
2026-02-25Last Recertified 2026-02-25

Listing history

DateEventDetail / diff
2026-03-13NewInitial certification filed and added to database.