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How Austria ranks worldwide on dormant space, the transfer market, routing security and address density.
PeeringDB-registered presence.
APNIC-measured end-user deployment.
Clean prefixes (valid RPKI + IRR, no mismatch).
Cumulative IPv4, IPv6, and ASN allocations to Austria over time.
The largest autonomous systems registered to Austria by IPv4 footprint.
Austria against its land-border neighbours on IPv4, IPv6, AS numbers and per-capita density.
Share of announced address space covered by valid Route Origin Authorizations.
772 autonomous systems registered to Austria. Click an AS for detail.
| AS12605AT | LIWEST-AT LIWEST Kabelmedien GmbH | 255K | 10 |
| AS8445AT | SALZBURG-AG-AS SALZBURG AG fur Energie, Verkehr und Telekommunikation | 250.4K | 39 |
| AS8339AT | KABSI-AS kabelplus GmbH | 244.2K | 30 |
| AS8245AT | VIDEOBROADCAST-AS Video-Broadcast GmbH | 138.2K | 29 |
| AS679AT | TUNET-AS Technische Universitat Wien | 132.1K | 2 |
| 512 |
| 1 |
| 2 |
| AS199994AT | RUBICON-AS RUBICON IT GmbH | 512 | — | 2 |
| AS198244AT | APG-AS Austrian Power Grid AG | 512 | — | 2 |
| AS50351AT | CARDCOMPLETE-AS card complete Service Bank AG | 512 | — | 2 |
| AS201470AT | CITYNET-AT-2-AS HALLAG Kommunal GmbH | 512 | 65.5K | 2 |
| AS44392AT | AIRPORT-SBG-AS Salzburger Flughafen GmbH | 512 | — | 1 |
| AS35052AT | AS_AT_TLD_SERVICES ACONET | 512 | 2 | 4 |
| AS199437AT | VVO-AT Verband der Versicherungsunternehmen Oesterreichs | 512 | — | 2 |
| AS210626AT | LIPICER-AS Lipicer KG | 512 | 1 | 3 |
| AS208350AT | GAMSJAEGER-WIEN Gamsjaeger Kabel-TV & ISP Betriebs GmbH | 512 | — | 2 |
| AS31473AT | BEARINGPOINT-MANAGED-AS BearingPoint GmbH | 512 | 1 | 3 |
| AS21406AT | SWAROVSKI-AS DSW Kristall AG & Co KG | 512 | 2 | 4 |
| AS44329AT | NTS-AS NTS Netzwerk Telekom Service AG | 512 | 1 | 3 |
| AS25089AT | GREINER-AS Greiner AG | 512 | — | 2 |
| AS44865AT | DERSTANDARD-AS STANDARD Verlagsgesellschaft m.b.H. | 512 | 1 | 2 |
| AS42061AT | LINZAG-AS LINZ STROM GAS WAERME GmbH fuer Energiedienstleistungen und Telekommunikation | 512 | — | 1 |
| AS48486AT | LEDERUNDSCHUH-AS Leder und Schuh AG | 512 | — | 2 |
| AS39394AT | NEOTELAT-AS NeoTel Telefonservice GmbH & Co KG | 512 | — | 2 |
| AS214075AT | ics-vie Spar Business Services GmbH | 512 | — | 2 |
| AS206571AT | lszb Land Burgenland | 512 | — | 1 |
| AS35317AT | TEICH-AS Constantia Teich GmbH | 256 | — | 1 |
| AS199824AT | DaoPay DaoPay GmbH | 256 | — | 1 |
| AS16051AT | NET-PRO-AS Net Professionals GmbH | 256 | — | 1 |
| AS204162AT | CTS-AS CTS GMBH | 256 | 1 | 2 |
| AS211864AT | NESSUS-RESIDENTIAL Nessus GmbH | 256 | 1 | 2 |
| AS35698AT | SALINEN-AS Salinen Austria AG | 256 | — | 1 |
| AS219391AT | UPPERCUT-AS Ub services FlexCo (Flexible Kapitalgesellschaft) | 256 | 1 | 2 |
| AS48384AT | SML SML Maschinengesellschaft mbH | 256 | — | 1 |
| AS35552AT | KOMMUNALKREDIT-AT-AS Kommunalkredit Austria AG | 256 | — | 1 |
| AS214121AT | XPAX XPAX GmbH | 256 | — | 1 |
| AS205600AT | ARGONET-AS ArgoNET GmbH | 256 | 524.3K | 2 |
| AS202453AT | EREMA EREMA Group GmbH | 256 | — | 1 |
| AS206148AT | FNPROFILE-AS Neuhofer Holz GmbH | 256 | — | 1 |
| AS49432AT | SCHALLERT-AS Dominic Schallert trading as schallert.com e.U. | 256 | 1 | 2 |
| AS203358AT | INCOS-Stueckler Guenther Stueckler | 256 | 524.3K | 2 |
| AS34885AT | EDSBG-AS Erzdioezese Salzburg | 256 | — | 1 |
| AS202742AT | Netraffic Tobias Gremmel | 256 | — | 1 |
| AS47411AT | KREMSMUELLER-AS Kremsmueller Anlagenbau GmbH | 256 | — | 1 |
| AS214076AT | ECKER Michael Ecker | 256 | 3 | 4 |
| AS200384AT | GSZ KELAG-Karntner Elektrizitats - Aktiengesellschaft | 256 | — | 1 |
| AS60520AT | AUVA-AS Allgemeine Unfallversicherungsanstalt | 256 | — | 1 |
| AS25126AT | TIWAG-GROUP-NET-AS TIWAG-Tiroler Wasserkraft AG | 256 | 1 | 2 |
| AS197740AT | AT-MANUELMUEHLE-20260505 Manuel Muehlecker | 256 | 16 | 2 |
| AS212796AT | SmartFiber-AS SmartFiber GmbH | 256 | 524.3K | 2 |
| AS24777AT | CTBTO-AS Preparatory Commission for the Comprehensive Nuclear-Test-Ban Treaty Organization | 256 | — | 1 |
| AS211060AT | VERKEHRSVERBUND-OST-REGION Verkehrsverbund Ost-Region (VOR) Gesellschaft m.b.H. | 256 | 1 | 2 |
| AS31095AT | SPARIGT-AS Spar Business Services GmbH | 256 | — | 1 |