AS201476 Wolfnet ISP Alliance a.s.

Wolfnet ISP Alliance a.s. · registered in Czechia

IPv4 addresses8,70412 prefixes · <0.001% of announced IPv4

Rank in Czechia#69largest network in CZ by IPv4 space, of 570 · 0.11% of CZ

Rank worldwide#9,838of 79,396 networks with IPv4

IPv68 x /32 (524,289 x /48)2 prefixes

CountryCzechia599 ASNs registered there

Open AS201476 in ASN lookup Look up an IP in this network (5.183.12.1) All networks in Czechia

IPv4 prefixes

All 12 prefixes, in address order.

5.183.12.0/22
77.104.194.0/24
77.104.210.0/24
77.104.216.0/24
77.104.223.0/24
77.104.240.0/24
77.104.245.0/24
94.138.116.0/22
94.138.120.0/22
185.73.100.0/22
185.73.104.0/21
185.167.184.0/22

IPv6 prefixes

All 2 prefixes.

2001:678:112c::/48
2a03:4260::/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