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AS12401
AS12401 INTERNIC-AS12401 internic Datenkommunikations GmbH
INTERNIC-AS12401 internic Datenkommunikations GmbH · registered in Austria
IPv4 addresses 8,704 3 prefixes · <0.001% of announced IPv4
Rank in Austria #89 largest network in AT by IPv4 space, of 619 · 0.08% of AT
Rank worldwide #9,856 of 79,396 networks with IPv4
IPv6 1 x /32 (65,536 x /48) 1 prefixes
Country Austria 646 ASNs registered there
IPv4 prefixes
All 3 prefixes, in address order.
87.76.163.0/24 192.133.109.0/24 212.126.64.0/19
IPv6 prefixes
All 1 prefix.
Similar-sized networks in Austria
ASN Name IPv4 addresses
AS51066 #86 AUSTROCONTROL-AS Austro Control Oesterreichische Gesellschaft fuer Zivilluftfahrt mit beschraenkter Haftung8,960
AS20751 #87 ASN-AZISTA AZISTA GmbH8,960
AS24864 #90 R-IT-AS Raiffeisen Informatik GmbH & Co KG8,704
AS30971 #91 NICAT-CORE-AS nic.at GmbH8,448
AS8547 #92 AS8547 Styria IT Solutions GmbH & Co KG8,192
IP-to-ASN data: iptoasn.com (public domain). Snapshot downloaded 2026-11-11, refreshed daily. Ranges are what each network announces in BGP, not registry allocations. Data sources