AS41670 HKFREE-AS hkfree.org z.s.

HKFREE-AS hkfree.org z.s. · registered in Czechia

IPv4 addresses5,1202 prefixes · <0.001% of announced IPv4

Rank in Czechia#107largest network in CZ by IPv4 space, of 570 · 0.06% of CZ

Rank worldwide#13,230of 79,396 networks with IPv4

IPv68 x /32 (524,288 x /48)1 prefixes

CountryCzechia599 ASNs registered there

Open AS41670 in ASN lookup Look up an IP in this network (89.248.240.1) All networks in Czechia

IPv4 prefixes

All 2 prefixes, in address order.

89.248.240.0/20
185.110.204.0/22

IPv6 prefixes

All 1 prefix.

2a01:168::/29

Similar-sized networks in Czechia

ASNNameIPv4 addresses

AS207242#104 NOEL NOEL, s.r.o.5,120

AS41453#105 TRESTEL-CZ-ASN SITEL spol. s r.o.5,120

AS31349#106 a-net a-net Liberec s.r.o.5,120

AS202618#108 rychlydrat Rychly drat, s.r.o.5,120

AS202895#109 TFnet TFnet s.r.o.5,120

AS39790#110 WEB4U Web4U s.r.o.5,120

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