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Austria (AT)RPKI 70%

Ranked #36 worldwide by IPv4 address space.

IPv4 held

11.1M

0.7 × /8

IPv6 held

160.1M

/48 blocks

AS numbers

756

allocated

World rank

#36

by IPv4

Deep profile

How Austria ranks worldwide on dormant space, the transfer market, routing security and address density.

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Dark IPv4

#40 of 241

Allocated but unrouted

Net buyer

+6.7K

Net buyer · #97 of 241

RPKI rank

#17 of 49

By IPv4 ROA coverage

Per-capita rank

#21 of 241

1.21 IPs / person

IPv6 adoption

APNIC-measured end-user deployment.

Capable42.7%

Preferred42.1%

Routing hygiene

Clean prefixes (valid RPKI + IRR, no mismatch).

75/100

939 clean of 4,043 prefixes

5 RPKI-invalid

Resource history

Cumulative IPv4, IPv6, and ASN allocations to Austria over time.

Top 10 local networks

The largest autonomous systems registered to Austria by IPv4 footprint.

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AS	Holder	IPv4	Prefixes
AS8412AT	TMA T-Mobile Austria GmbH	2.9M	162
AS8447AT	A1TELEKOM-AT A1 Telekom Austria AG	2.8M	119
AS25255AT	H3G-Austria-AS Hutchison Drei Austria GmbH	1M	54
AS8437AT	UTA-AS Hutchison Drei Austria GmbH	649.7K	121
AS1853AT	ACOnet - ACONET	334.6K	19

Compare with neighbors

Austria against its land-border neighbours on IPv4, IPv6, AS numbers and per-capita density.

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CZ Czechia DE Germany HU Hungary IT Italy LI Liechtenstein SK Slovakia SI Slovenia CH Switzerland

Routing security (RPKI)

Share of announced address space covered by valid Route Origin Authorizations.

ipv4RPKI 70%

1,890 valid4 invalid1,195 not found8.8M / 12.6M addrs

ipv6RPKI 77%

535 valid1 invalid418 not found57.1M / 74.5M addrs

Networks in this country

756 autonomous systems registered to Austria. Click an AS for detail.

AS	Holder	IPv4 ↓	IPv6 /48	Prefixes
AS28919AT	STWKUFSTEIN-AS Stadtwerke Kufstein GmbH	26.1K	589.8K	24
AS21013AT	ITANDTEL-AS eww ag	25.1K	589.8K	14
AS44453AT	internex-as interneX GmbH	24.1K	8.2K	12
AS24953AT	ASN-NETPLANET NETPLANET GmbH