AS30971 — NICAT-CORE-AS Jakob-Haringer-Strasse 8

AS30971 announces 4 IPv4 prefixes covering 8,448 addresses and 1 IPv6 prefixes.

About this network

NICAT-CORE-AS is operated by nic.at GmbH, the official registry for the .at country code top-level domain.

What it's used for

• The address space carries registry and DNS infrastructure, evidenced by netnames such as ATW-NET and Router-Infrastruktur registered to NIC.at Operations Object.
• The AS announces 8448 IPv4 addresses across 4 prefixes and 1 IPv6 prefix, while maintaining 30 observed neighbours, indicating a role focused on internal corporate and registry services rather than large-scale transit or access.

Notable

• All observed registrants align with the announcer, listing NIC.at Operations Object and nic.at GmbH for the major blocks.
• The address inventory is composed of four distinct IPv4 prefixes, including a /20 and two /21s, alongside a single /43 IPv6 block, reflecting a segmented internal estate for the registry's operational needs.

This description is AI-generated, best-effort context — not authoritative, and provided without any guarantee of accuracy.

Announced prefixes

• 83.136.32.0/21
• 185.102.15.0/24
• 193.46.104.0/21
• 193.46.112.0/20
• 2a02:850::/43

Upstream networks

• AS1764 Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH
• AS1853 ACONET
• AS2914 NTT America, Inc.
• AS6939 Hurricane Electric LLC
• AS5404 conova communications GmbH
• AS3303 Swisscom (Schweiz) AG
• AS48362 Stadtwerke Feldkirch
• AS9002 RETN Limited

Downstream networks

• AS201612 nic.at GmbH
• AS1921 ipcom GmbH
• AS207021 ipcom GmbH

Adjacent networks

• AS1764 Next Layer Telekommunikationsdienstleistungs- und Beratungs GmbH
• AS1853 ACONET
• AS201612 nic.at GmbH
• AS2914 NTT America, Inc.
• AS5404 conova communications GmbH
• AS6939 Hurricane Electric LLC
• AS1921 ipcom GmbH
• AS207021 ipcom GmbH
• AS3303 Swisscom (Schweiz) AG
• AS48362 Stadtwerke Feldkirch
• AS9002 RETN Limited

Internet exchanges

• Vienna Internet Exchange — Vienna, Austria
• Salzburg Internet eXchange — Salzburg, Austria