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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.
760 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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| AS40979AT | ANEXIA-FIREWALL-AS Anexia Cloud Solutions GmbH | — | — | 0 |
| AS20863AT | vDC1-AS Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH | — | — | 0 |
| AS212828AT | TWOPEAKS twopeaks digital GmbH | — | — | 0 |
| AS199609AT | BGT Best Gaming Technology GmbH | — | — | 0 |
| AS28838AT | SAIX-RS conova communications GmbH | — | — | 0 |
| AS197770AT | AktivOnline-AS comp.nets.go Gmbh | — | — | 0 |
| AS204944AT | BMLB Lukas Winter | — | — | 0 |
| AS42257AT | MANZ-AS MANZ'sche Verlags- und Universitaetsbuchhandlung GmbH | — | — | 0 |
| AS207171AT | ACREDIA-AS Acredia Versicherung AG | — | — | 0 |
| AS200388AT | IWAF-AS Fonira Telekom GmbH | — | — | 0 |
| AS197705AT | MARINGER-AS Philipp Maringer | — | — | 0 |
| AS57738AT | FONIRA2-AS Fonira Telekom GmbH | — | — | 0 |
| AS199159AT | DATASIX Anexia Cloud Solutions GmbH | — | — | 0 |
| AS31125AT | MAVRA-AS Mavra VerwaltungsgmbH | — | — | 0 |
| AS211151AT | STRAUSS-AS Markus Strauss | — | — | 0 |
| AS219400AT | UNICOPE UNICOPE GmbH | — | — | 0 |
| AS12547AT | YCN A1 Telekom Austria AG | — | — | 0 |
| AS28834AT | A1TA-GRX-AT A1 Telekom Austria AG | — | — | 0 |
| AS49705AT | MMM-SOFTWARE Michael Maresch | — | — | 0 |
| AS219266AT | de-rise-world Research Industrial Systems Engineering (RISE) Forschungs-, Entwicklungs- und Grossprojektberatung GmbH | — | — | 0 |
| AS43556AT | ASN-NETPLANET-BACKUP NETPLANET GmbH | — | — | 0 |
| AS214502AT | FIFTYFIVE-2-AS 55 IT Services GmbH | — | — | 0 |
| AS2871AT | AS2871-Consulting Tobias Dostal | — | — | 0 |
| AS21285AT | TELEKOM2-AT A1 Telekom Austria AG | — | — | 0 |
| AS28880AT | NEXTLAYER-AS1 Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH | — | — | 0 |
| AS197471AT | MASSRESPONSE-AS3 Mass Response Service GmbH | — | — | 0 |
| AS25382AT | A1TA-RMPLS-AT A1 Telekom Austria AG | — | — | 0 |
| AS197634AT | ALECH Alec Hoefler | — | 32 | 2 |
| AS62451AT | KABELSEEFELD-AS T-Mobile Austria GmbH | — | — | 0 |
| AS50226AT | NETCOMPANY1-AS NETcompany Internet Provider - NC GmbH | — | — | 0 |
| AS210758AT | PreisschildHomelab Florian Stroeger | — | — | 0 |
| AS207637AT | PALMERS Palmers Textil Aktiengesellschaft | — | — | 0 |
| AS5423AT | A1TELEKOM-AT A1 Telekom Austria AG | — | — | 0 |
| AS20882AT | RM-IT-DATACENTER-AS Russmedia IT GmbH | — | — | 0 |
| AS215689AT | GWSTP-AS GW St. Poelten Integrative Betriebe GmbH | — | 1 | 1 |
| AS41351AT | MAGBB A1 Telekom Austria AG | — | — | 0 |
| AS200501AT | FOURTELECOM-AS SIPit Kommunikationsmanagement GmbH | — | — | 0 |
| AS50047AT | NXL-DDTT-AS Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH | — | — | 0 |
| AS49488AT | AS_AT_TLD_SERVICES nic.at GmbH | — | — | 0 |
| AS51454AT | CRIF-AS CRIF GmbH | — | — | 0 |
| AS44191AT | RBI-Group-IT Raiffeisen Kapitalanlage GmbH | — | — | 0 |
| AS12656AT | TA-GRX-I-AT A1 Telekom Austria AG | — | — | 0 |
| AS31439AT | TTG-AS TTG Tourismus Technologie GmbH | — | — | 0 |
| AS1112AT | UNSPECIFIED - IDDQD-AS | 256 | — | 1 |
| AS205600AT | ARGONET-AS ArgoNET GmbH | 256 | 524.3K | 2 |
| AS60521AT | SUPERFUND-ASSET-MANAGEMENT-GMBH Superfund Asset Management GmbH | 256 | — | 1 |