Robtex

Up: 81.28.32.0/20
Can't show all results, try to descend to a more specific CIDR
Down left: 81.28.32.0/22
Down right: 81.28.36.0/22
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
81.28.32.1	PTR	fe0.0.jupiter.lude.isiran.com
81.28.32.3	PTR	fe0.0.pluto.lude.isiran.com
81.28.32.10	PTR	mars.lude.isiran.com
81.28.32.11	PTR	charon.lude.isiran.com
81.28.32.34	PTR	ns2.isiran.com
81.28.32.36	A	fw1a.punterbonus.com
81.28.32.36	A	cmrssurveys.org
81.28.32.36	A	pokerstarsatlantic.net
81.28.32.40	A	ns1.isiran.com
81.28.32.41	PTR	ns2.isiran.com
81.28.32.41	A	ns.isiran.com
81.28.32.41	A	ns2.isiran-net.com
81.28.32.42	A	fapco.isiran.com
81.28.32.44	A	irancdc.ir
81.28.32.51	PTR	www.mod.ir
81.28.32.51	A	*.copleymotorcars.com
81.28.32.51	A	mweko5807.700niu.com
81.28.32.54	A	net.ilancimo.com
81.28.32.58	A	www.sairan.net
81.28.32.58	A	elw.ir
81.28.32.58	A	sabanews.ir
81.28.32.62	A	www.fatehnet.net
81.28.32.64	A	www.iaci.ir
81.28.32.67	A	l0vr.ayfph.cn
81.28.32.67	A	buscaprev.com.br
81.28.32.67	A	server3.isiran.com
81.28.32.74	A	two4onehomesforsale.com
81.28.32.74	A	lms.isilearning.ir
81.28.32.74	A	saaslms.ir
81.28.32.77	A	soroushsale.ir
81.28.32.85	A	isibook.isiran.com
81.28.32.86	A	myvzwms.net
81.28.32.86	A	mail.yljxzz.com
81.28.32.86	A	www.isiran-net.com
81.28.32.92	PTR	isishop.isiran.com
81.28.32.92	A	redleaderinsourcing.com
81.28.32.103	A	sakhaja.com
81.28.32.103	A	sakha.ir
81.28.32.162	PTR	amlthea.jupiter.lude.isiran.com
81.28.33.9	PTR	fe1.0.3.charon.lude.isiran.com
81.28.33.66	A	kundeninformationen.ch
81.28.33.66	A	smtp.aio.ir
81.28.33.66	A	smtp.isibook.ir
81.28.34.1	PTR	core.isiran.com
81.28.34.23	A	www.cogtes.ir
81.28.34.23	A	cogtes.ir
81.28.34.25	A	hesa.ir
81.28.34.30	A	www.ieisp.ir
81.28.34.30	A	ieisp.ir
81.28.34.31	A	sabagreenenergy.ir
81.28.34.40	A	omraniran.ir
81.28.34.40	A	www.omraniran.ir
81.28.34.41	A	tbao.ir
81.28.34.75	A	fajr-hospital.ir
81.28.34.89	A	icig.ir
81.28.34.89	A	www.icig.ir
81.28.34.92	A	www.iaio.ir
81.28.34.98	A	www.esamta.ir
81.28.34.98	A	esamta.ir
81.28.34.102	A	irangarment.ir
81.28.34.102	A	www.irangarment.ir
81.28.34.104	A	sashiraz.co.ir
81.28.34.104	A	www.sashiraz.co.ir
81.28.34.105	A	fatehnet.ir
81.28.34.105	A	fatehnet.net
81.28.34.108	A	mod.gov.ir
81.28.34.108	A	www.defanews.ir
81.28.34.112	A	www.ajaums.ac.ir
81.28.34.112	A	ajaums.ac.ir
81.28.34.112	A	imamreza.ajaums.ac.ir
81.28.34.117	A	saafta.ir
81.28.34.121	A	saafta.ir
81.28.34.121	A	www.ctanalyzer.ir
81.28.34.125	A	www.etkagaran.ir
81.28.34.125	A	etkagaran.ir
81.28.34.130	A	www.scsc.ir
81.28.34.132	A	iaci.ir
81.28.34.134	A	www.iricert.ir
81.28.34.134	A	iricert.org
81.28.34.136	A	www.rahsabarter.com
81.28.34.136	A	www.ngo-iran.ir
81.28.34.136	A	ngo-iran.ir
81.28.34.145	A	betakeramat.com
81.28.34.145	A	www.betakeramat.com
81.28.34.146	A	smtp.shetabmail.ir
81.28.34.146	A	smtp.parsgmail.ir
81.28.34.150	A	soroushsale.ir
81.28.34.156	A	esamta.ir
81.28.34.159	A	www.sahadem.ir
81.28.34.159	A	aja.ir
81.28.34.159	A	ekh.aja.ir
81.28.34.161	A	mail.dafoosaja.ac.ir
81.28.34.161	A	mail.aja.ir
81.28.34.178	A	mail.esata.ir
81.28.34.178	A	www.eci-company.com
81.28.34.178	A	mail.sababattery.ir
81.28.34.182	A	isiran.ir
81.28.34.185	A	kookbaz.ir
81.28.34.185	A	kookbaz98.ir
81.28.34.191	A	etkastores.ir
81.28.34.191	A	www.etkastores.ir
81.28.34.192	A	www.tademam.ir
81.28.34.192	A	tademam.ir
81.28.34.193	PTR	fe0.1.15.pluto.gharani.wi.lude.isiran.com
81.28.34.193	A	www.hamilms.ir
81.28.34.193	A	hamilms.ir
81.28.34.204	A	mod.gov.ir
81.28.34.204	A	defanews.ir
81.28.34.204	A	www.defanews.ir
81.28.34.206	A	icishop.ir
81.28.34.209	A	sairan.ir
81.28.34.210	A	www.shamsomran.ir
81.28.34.210	A	shamsomran.ir
81.28.34.216	A	amnandishan.org
81.28.34.216	A	amnandishan.com
81.28.34.216	A	amnandishan.ir
81.28.34.217	A	ctanalyzer.net
81.28.34.219	A	sashiraz.co.ir
81.28.34.219	A	www.sashiraz.co.ir
81.28.34.224	A	ioico.ir
81.28.34.224	A	www.ioico.ir
81.28.34.228	A	lms.isilearning.ir
81.28.34.228	A	saaslms.ir
81.28.34.228	A	isilearning.ir
81.28.34.232	A	fstc.ac.ir
81.28.34.232	A	www.fstc.ac.ir
81.28.34.233	A	tbao.ir
81.28.34.233	A	isiportal.ir
81.28.34.240	A	isiran.ir
81.28.34.240	A	isiran.com
81.28.34.240	A	www.isiran.com
81.28.34.242	A	oicco.ir
81.28.34.247	A	www.isiran-net.com
81.28.34.248	A	www.fatehnet.net
81.28.34.249	A	irancdc.ir
81.28.34.249	A	www.papsa.ir
81.28.34.249	A	papsa.ir
81.28.35.17	PTR	fe1.0.uranus.lude.isiran.com
81.28.36.66	A	xn--weinblte-c6a.com
81.28.36.131	A	samincard.com
81.28.36.133	A	publicinternetaddress.isipayment.ir
81.28.36.230	A	saafta.net
81.28.36.230	A	iran-cert.com
81.28.36.231	A	www.scitco.ir
81.28.36.231	A	mahar.scitco.ir
81.28.36.233	PTR	mail.scitco.ir
81.28.37.164	A	ghblogtest1.info
81.28.37.164	A	*.zhuimengpai.com
81.28.37.164	A	lovehonour.com