Robtex

Up: 87.248.136.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 87.248.140.0/23
Down right: 87.248.142.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
87.248.140.2	PTR	shiraz.callwithme.ir
87.248.140.2	PTR	g0.1.4.core-gw.shiraz.callwithme.ir
87.248.140.50	A+PTR	ns2.hedcoint.com
87.248.140.51	PTR	communicate.hedcoint.com
87.248.140.51	PTR	mail.hedcoint.com
87.248.140.51	PTR	network.hedcoint.com
87.248.140.52	A+PTR	webmail.hedcoint.com
87.248.140.52	A	network.hedcoint.com
87.248.140.52	A	traffic.hedcoint.com
87.248.140.53	PTR	mail.hedcoint.com
87.248.140.53	PTR	webmail.hedcoint.com
87.248.140.90	A	mail.mapnaom-fa.com
87.248.140.99	A+PTR	mx2.shirazu.ac.ir
87.248.140.99	A	ns1.iauest.ac.ir
87.248.140.99	A	backupmail.iauest.ac.ir
87.248.140.100	A	mail.landofcyrus.com
87.248.140.100	A	mail.drsafavi.ir
87.248.140.100	A	www.iransafarie.com
87.248.140.179	A	sac-de-mie.net
87.248.140.179	A	host2.bahoosh.ir
87.248.140.179	A	host2.farsuncontrol.com
87.248.140.180	A	mail.sepana.ir
87.248.140.180	A	ns1.sepana.ir
87.248.140.180	A	mail.sepano.co
87.248.140.185	A	host.abooneh.com
87.248.140.185	A	forum.abooneh.org
87.248.140.186	A	farsstandard.ir
87.248.140.186	A	host3.japc.ir
87.248.140.195	A	host.fceo.ir
87.248.140.195	A	fceo.ir
87.248.140.199	A	worldspanner.net
87.248.140.199	A	host2.fceo.ir
87.248.140.220	A	mx1.lamerdcement.com
87.248.140.220	A	mx2.lamerdcement.com
87.248.140.220	A	mail.lamerdcement.com
87.248.140.222	A	lamerdcement.com
87.248.140.229	A+PTR	mail.sorc.ir
87.248.140.229	A	host4.sorc.ir
87.248.140.230	A	ns1.sorc.ir
87.248.140.230	A	ftp.sorc.ir
87.248.141.230	A	host4.sabtfars.ir
87.248.141.230	A	host2.sabtfars.ir
87.248.141.243	A	eduitman.ir
87.248.141.243	A	eduonline.ir
87.248.141.244	A	hoferco.com
87.248.141.244	A	www.lizarco.com
87.248.141.244	A	lizarco.com
87.248.142.3	A	host2.farsuncontrol.com
87.248.142.3	A	host2.imentech.ir
87.248.142.3	A	ns3.avamehr.com
87.248.142.6	A	host2.farstr.ir
87.248.142.11	A	medis.land