AS51577 STYRIA_AS Styria IT Solutions d.o.o.

STYRIA_AS Styria IT Solutions d.o.o. · registered in Croatia

IPv4 addresses5122 prefixes · <0.001% of announced IPv4

Rank in Croatia#64largest network in HR by IPv4 space, of 149 · 0.02% of HR

Rank worldwide#48,390of 79,396 networks with IPv4

IPv61 x /481 prefixes

CountryCroatia151 ASNs registered there

Open AS51577 in ASN lookup Look up an IP in this network (149.5.187.1) All networks in Croatia

IPv4 prefixes

All 2 prefixes, in address order.

149.5.187.0/24
193.25.220.0/24

IPv6 prefixes

All 1 prefix.

2001:67c:8f4::/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