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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 |
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| 0 |
| AS49488AT | AS_AT_TLD_SERVICES nic.at GmbH | — | — | 0 |
| AS61022AT | COSMO-CONSULT-AS COSMO CONSULT SI GmbH | — | — | 0 |
| AS215788AT | MADH Dohnal Markus | — | — | 0 |
| AS218183AT | II-RTLB-08 Technische Universitaet Wien | — | 4.1K | 1 |
| AS20935AT | OEBV-AS Oesterreichische Beamtenversicherung | — | — | 0 |
| AS197634AT | ALECH Alec Hoefler | — | 32 | 2 |
| AS59858AT | JM-DATA-SB JM-DATA GmbH | — | — | 0 |
| AS218500AT | Krottisrv-Wartenstein David Trolp | — | — | 0 |
| AS216208AT | Balmung Balmung Medical Handel GmbH | — | — | 0 |
| AS2604AT | MHS-GRAZ Graz University of Music and Performing Arts | — | 1 | 1 |
| AS5423AT | A1TELEKOM-AT A1 Telekom Austria AG | — | — | 0 |
| AS34474AT | KEBA-AG KEBA Group AG | — | — | 0 |
| AS12656AT | TA-GRX-I-AT A1 Telekom Austria AG | — | — | 0 |
| AS218177AT | II-RTLB-02 Technische Universitaet Wien | — | 4.1K | 1 |
| AS25382AT | A1TA-RMPLS-AT A1 Telekom Austria AG | — | — | 0 |
| AS209488AT | EVN-AS Netz Niederoesterreich GmbH | — | — | 0 |
| AS1116AT | MDWnet - IDDQD-AS | — | — | 0 |
| AS218179AT | II-RTLB-04 Technische Universitaet Wien | — | 4.1K | 1 |
| AS216038AT | scientress Jenny Danzmayr | — | 20 | 5 |
| AS33992AT | MASSRESPONSE-AS2 Mass Response Service GmbH | — | 524.3K | 1 |
| AS62155AT | OJA-AS oja.at GmbH | — | 262.1K | 1 |
| AS198603AT | SinovaTec Herbert Kaiser | — | 16 | 1 |
| AS218176AT | II-RTLB-01 Technische Universitaet Wien | — | 4.1K | 1 |
| AS200262AT | GRIESHOFER-AS Philipp Grieshofer | — | 16 | 1 |
| AS12382AT | TISCALI-AT-OOE A1 Telekom Austria AG | — | — | 0 |
| AS59774AT | conova-as2 conova communications GmbH | — | — | 0 |
| AS202286AT | MAYR-MELNHOF2 MM Service GmbH | — | — | 0 |
| AS48439AT | CITeX-as its-TPA GmbH | — | — | 0 |
| AS218614AT | HTL-VILLACH Hoehere Technische Bundeslehr und Versuchsanstalt Villach | — | — | 0 |
| AS61260AT | COSTA-AS Costa Gesellschaft m.b.H. & Co. KG | — | — | 0 |
| AS200501AT | FOURTELECOM-AS SIPit Kommunikationsmanagement GmbH | — | — | 0 |
| AS209126AT | COMS-AT-AS COM-sulting Dienstleistungs - und Handels GmbH | — | — | 0 |
| AS51454AT | CRIF-AS CRIF GmbH | — | — | 0 |
| AS212901AT | KELAG-KNG KELAG-Karntner Elektrizitats - Aktiengesellschaft | — | — | 0 |
| AS211151AT | STRAUSS-AS Markus Strauss | — | — | 0 |
| AS205163AT | OCTIGNITE Sergey Proshutinskiy | — | 262 | 7 |
| AS198621AT | KLAUS-ONL Bernd Klaus | — | — | 0 |
| AS201110AT | AAG-Testlabv2 Andritz AG | — | — | 0 |
| AS200130AT | SIMON-MARIACHER Simon Mariacher | — | — | 0 |
| AS215815AT | VBNETWORKS Video-Broadcast GmbH | — | — | 0 |
| AS207637AT | PALMERS Palmers Textil Aktiengesellschaft | — | — | 0 |
| AS44752AT | prkd oja.at GmbH | — | 262.1K | 1 |
| AS198686AT | INTINF-AS Technische Universitaet Wien | — | 524.3K | 1 |
| AS215006AT | MICHAELZENKER-AS Michael Zenker | — | 1 | 1 |
| AS42257AT | MANZ-AS MANZ'sche Verlags- und Universitaetsbuchhandlung GmbH | — | — | 0 |
| AS210782AT | Evolus-Fibre Evolus IT Solutions GmbH | — | 1 | 1 |