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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 |
| 256 |
| 524.3K |
| 2 |
| AS35458AT | AVENUM-AS Avenum Technologie GmbH | 256 | — | 1 |
| AS35317AT | TEICH-AS Constantia Teich GmbH | 256 | — | 1 |
| AS47106AT | PAAR-AS Anton Paar GmbH | 256 | — | 1 |
| AS200384AT | GSZ KELAG-Karntner Elektrizitats - Aktiengesellschaft | 256 | — | 1 |
| AS214649AT | NETCAT NetCaT GmbH | 256 | — | 1 |
| AS212682AT | PANKL-AS Pankl Racing Systems AG | 256 | — | 1 |
| AS31374AT | EBE-EDV-AS EBE-EDV-Beratungs- und Entwicklungs-Gesm.b.H. | 256 | — | 1 |
| AS51350AT | TECHNIKUM-WIEN-AS Fachhochschule Technikum Wien | 256 | 1 | 2 |
| AS213181AT | CEU CEU GmbH | 256 | — | 1 |
| AS1112AT | Montanuniversitaet Leoben | 256 | — | 1 |
| AS197740AT | AT-MANUELMUEHLE-20260505 Manuel Muehlecker | 256 | 16 | 2 |
| AS43522AT | AWSG-AT-AS Austria Wirtschaftsservice GmbH | 256 | — | 1 |
| AS200112AT | DABIS-AT-AS DABIS GmbH | 256 | — | 1 |
| AS50700AT | EWG-AS Elektrizitaetswerk Goesting V. Franz GmbH | 256 | — | 1 |
| AS214121AT | XPAX XPAX GmbH | 256 | — | 1 |
| AS1115AT | UNSPECIFIED - IDDQD-AS | 256 | — | 1 |
| AS56612AT | HELWACHT-AS Hel-Wacht Holding GmbH | 256 | — | 1 |
| AS207791AT | NTBS-AS NTB SOLUTIONS GmbH | 256 | 1 | 2 |
| AS60416AT | TECSSK-AS Bluefin Payment Systems Austria GmbH | 256 | — | 1 |
| AS62155AT | OJA-AS oja.at GmbH | — | 262.1K | 1 |
| AS218178AT | II-RTLB-03 Technische Universitaet Wien | — | 4.1K | 1 |
| AS216441AT | PLABS Jakob Riepler | — | 18 | 3 |
| AS33992AT | MASSRESPONSE-AS2 Mass Response Service GmbH | — | 524.3K | 1 |
| AS214502AT | FIFTYFIVE-2-AS 55 IT Services GmbH | — | 1 | 1 |
| AS212704AT | AS-DXLD Daniel Groeber | — | 1 | 1 |
| AS215006AT | MICHAELZENKER-AS Michael Zenker | — | 1 | 1 |
| AS218179AT | II-RTLB-04 Technische Universitaet Wien | — | 4.1K | 1 |
| AS218176AT | II-RTLB-01 Technische Universitaet Wien | — | 4.1K | 1 |
| AS214017AT | GENERICISP-AS Stefan Funke | — | 4 | 4 |
| AS216038AT | scientress Jenny Danzmayr | — | 20 | 5 |
| AS218177AT | II-RTLB-02 Technische Universitaet Wien | — | 4.1K | 1 |
| AS197634AT | ALECH Alec Hoefler | — | 32 | 2 |
| AS44752AT | prkd oja.at GmbH | — | 262.1K | 1 |
| AS218180AT | II-RTLB-05 Technische Universitaet Wien | — | 4.1K | 1 |
| AS206128AT | Dioezesane-IT Dioezese Linz | — | 1 | 1 |
| AS205163AT | OCTIGNITE Sergey Proshutinskiy | — | 262 | 7 |
| AS210782AT | Evolus-Fibre Evolus IT Solutions GmbH | — | 1 | 1 |
| AS218183AT | II-RTLB-08 Technische Universitaet Wien | — | 4.1K | 1 |
| AS200262AT | GRIESHOFER-AS Philipp Grieshofer | — | 16 | 1 |
| AS218456AT | Mizelli Simon Mizelli | — | 16 | 1 |
| AS198603AT | SinovaTec Herbert Kaiser | — | 16 | 1 |
| AS201421AT | MA2010 Daniel Muehlbachler-Pietrzykowski | — | 1 | 1 |
| AS2604AT | MHS-GRAZ Graz University of Music and Performing Arts | — | 1 | 1 |
| AS216105AT | F-WuTS Foerderung von Wissenschaft und Technik an Schulen | — | 1 | 1 |
| AS216369AT | jkdev Jakob Kampichler | — | 272 | 2 |
| AS218182AT | II-RTLB-07 Technische Universitaet Wien | — | 4.1K | 1 |