AS209531 OSTV OSTV s.r.o.

OSTV OSTV s.r.o. · registered in Slovakia

IPv4 addresses1,2802 prefixes · <0.001% of announced IPv4

Rank in Slovakia#84largest network in SK by IPv4 space, of 191 · 0.05% of SK

Rank worldwide#27,489of 79,396 networks with IPv4

IPv616 x /32 (1,048,576 x /48)2 prefixes

CountrySlovakia196 ASNs registered there

Open AS209531 in ASN lookup Look up an IP in this network (147.78.168.1) All networks in Slovakia

IPv4 prefixes

All 2 prefixes, in address order.

147.78.168.0/22
194.110.119.0/24

IPv6 prefixes

All 2 prefixes.

2a09:27c0::/29
2a14:5980::/29

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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