AS20643 CZ-PILSFREESERVIS-AS PilsFree servis, s.r.o.

CZ-PILSFREESERVIS-AS PilsFree servis, s.r.o. · registered in Czechia

IPv4 addresses1,0241 prefixes · <0.001% of announced IPv4

Rank in Czechia#282largest network in CZ by IPv4 space, of 570 · 0.01% of CZ

Rank worldwide#29,707of 79,396 networks with IPv4

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

CountryCzechia599 ASNs registered there

Open AS20643 in ASN lookup Look up an IP in this network (185.112.28.1) All networks in Czechia

IPv4 prefixes

All 1 prefix, in address order.

185.112.28.0/22

IPv6 prefixes

All 1 prefix.

2a06:6240::/29

Similar-sized networks in Czechia

ASNNameIPv4 addresses

AS207886#279 ECOMPEU-CZ ECOMP spol s r.o.1,024

AS12984#280 PILSFREE PilsFree, z. s.1,024

AS13199#281 DOUBRAVA-NET Jaroslav Doubrava1,024

AS29504#283 LBCFREE Freenet Liberec, z.s.1,024

AS34819#284 h17 H17 Networks, s.r.o.1,024

AS39736#285 ICTSUPPORT ICT Support, s.r.o.1,024

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