Vodafone Czech RepublicVodafone Czech RepublicIP Ranges1,532Total IPs1,179,675 AS16019 CZ ES Prague Brno Ústí nad Labem+122 more
O2 Czech RepublicO2 Czech RepublicIP Ranges294Total IPs1,883,109 AS5610 CZ Prague Frýdek-Místek Zlín+64 more
OptoNet Communication, spol. s.r.o.OptoNet Communication, spol. s.r.o.IP Ranges23Total IPs6,624 AS43542 CZ Jihlava Hostim Velké Meziříčí+4 more
Brno University of TechnologyBrno University of TechnologyIP Ranges17Total IPs67,072 AS197451 CZ Brno Ořechov Znojmo