Robtex

Up: 151.233.0.0/16
Can't show all results, try to descend to a more specific CIDR
Down left: 151.233.0.0/18
Down right: 151.233.64.0/18
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
151.233.32.50	A+PTR	20net.tcf.ir
151.233.32.50	A	crm.shiraz.sepanta.net
151.233.32.50	A	www.bistnet.ir
151.233.50.115	A	estedu.ir
151.233.50.115	A	www.estedu.ir
151.233.50.115	A	mail.estedu.ir
151.233.54.68	A	email.23ro.ir
151.233.54.68	A	ns1.23ro.ir
151.233.59.43	A	dbuy.co
151.233.64.30	A	ns1.fums.ac.ir
151.233.64.30	A	ns.fums.ac.ir
151.233.127.67	A	d.name-resolver.in