AS212379 CrefoNET Crefo Technology GmbH

CrefoNET Crefo Technology GmbH · registered in Austria

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in Austria#475largest network in AT by IPv4 space, of 619 · <0.01% of AT

Rank worldwide#62,344of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryAustria646 ASNs registered there

Open AS212379 in ASN lookup Look up an IP in this network (217.175.199.1) All networks in Austria

IPv4 prefixes

All 1 prefix, in address order.

217.175.199.0/24

IPv6 prefixes

All 1 prefix.

2a01:190:1802::/48

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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