Robtex

Up: 185.64.216.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 185.64.220.0/23
Down right: 185.64.222.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
185.64.220.19	A	zshabry.cz
185.64.220.19	A	chotusice.net
185.64.220.19	A	internetcaslav.cz
185.64.220.40	A	mail.ljunghall.cz
185.64.220.45	A	ns3.hosting4everyone.eu
185.64.220.141	A	elektro-ruzicka.cz
185.64.222.2	PTR	stave.hbnet.cz