AS204162 CTS-AS CTS GMBH

CTS-AS CTS GMBH · registered in Austria

IPv4 addresses2561 prefixes · <0.001% of announced IPv4

Rank in Austria#466largest network in AT by IPv4 space, of 619 · <0.01% of AT

Rank worldwide#62,149of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryAustria646 ASNs registered there

Open AS204162 in ASN lookup Look up an IP in this network (150.251.128.1) All networks in Austria

IPv4 prefixes

All 1 prefix, in address order.

150.251.128.0/24

IPv6 prefixes

All 1 prefix.

2001:678:1124::/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