Robtex

Up: 185.164.248.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 185.164.252.0/23
Down right: 185.164.254.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
185.164.252.2	PTR	s2.nakhldns.ir
185.164.252.2	A	ns4.nakhldns.ir
185.164.252.2	A	ndsl.ir
185.164.252.4	PTR	s2.nakhldns.ir
185.164.252.4	A	www.atrinnet.net
185.164.252.4	A	atrinnet.net
185.164.252.5	A	www.easyit.ir
185.164.255.157	A	pnuk.ac.ir