Robtex

Up: 185.42.224.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 185.42.224.0/23
Down right: 185.42.226.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
185.42.224.4	A	www.256.ir
185.42.224.4	A	www.pirani.ir
185.42.224.4	A	www.qds.ir
185.42.224.5	PTR	raynet.ir
185.42.224.7	A	www.256.ir
185.42.224.7	A	www.pirani.ir
185.42.224.13	A	www.raynet.ir
185.42.224.50	A+PTR	ns1.rayazma.com
185.42.224.75	A	qiongm.com
185.42.224.252	A	mail.psak.ir
185.42.225.3	A	ns2.radiran.com
185.42.225.3	A	ns1.radiran.com
185.42.225.3	A	hostmaster.radiran.com
185.42.225.5	A	mail.radiran.com
185.42.225.6	A	ns2.radiran.com
185.42.225.6	A	ns1.radiran.com
185.42.225.6	A	hostmaster.radiran.com
185.42.225.122	PTR	mail.dbaraka.com
185.42.225.122	A	dbaraka.com
185.42.225.130	A	mail.iranswitch.org
185.42.225.140	A	www.fingolimod.ir
185.42.225.140	A	fingolimod.ir
185.42.226.14	A	mail.radiran.com
185.42.226.18	A+PTR	ns2.rayazma.com
185.42.226.71	A	mail.arp-gr.com
185.42.226.72	A	mail.networkexperts.ir
185.42.226.76	A	facingcamera.com
185.42.226.76	A	mail.facingcamera.com
185.42.226.158	A	mail.saliss.com
185.42.226.158	A	karaj125.ir
185.42.226.158	A	easyfreesantaletter.com
185.42.226.246	A	mail.saptaelec.com
185.42.227.26	A	arafsh.net
185.42.227.26	A	ns1.arafsh.net
185.42.227.26	A	ns2.arafsh.net
185.42.227.78	A	mail2.shivamfgco.com
185.42.227.82	A	www.raynet.ir
185.42.227.82	A	ns.alishgroup.com
185.42.227.82	A	ns.rayazma.com
185.42.227.169	A+PTR	exchange.amalync.com
185.42.227.169	A	mehrdadbashiri.ir
185.42.227.169	A	www.mehrdadbashiri.ir
185.42.227.242	A	mail.teb-sonatikaraj.com
185.42.227.242	A	iranpmp.com
185.42.227.242	A	ns.valafaraz.com