Robtex

Up: 87.236.212.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 87.236.213.0/25
Down right: 87.236.213.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
87.236.213.74	A+PTR	74.213.236.87.mail.roobinaserver.ir
87.236.213.113	A+PTR	113.213.236.87.mail.roobinaserver.ir
87.236.213.121	A+PTR	121.213.236.87.mail.iranianwebman.ir
87.236.213.121	A	ptube.ir
87.236.213.121	A	ns2.mosawatt.com
87.236.213.126	A+PTR	126.213.236.87.mail.iranianwebman.ir
87.236.213.126	A	mrgem.net
87.236.213.126	A	deepad.ir
87.236.213.139	A+PTR	139.213.236.87.mail.iranianwebman.ir
87.236.213.139	A	www.mostanadplus.com
87.236.213.139	A	mediabar.ir
87.236.213.142	A+PTR	142.213.236.87.mail.iranianwebman.ir
87.236.213.142	A	ns2.farvardin.net
87.236.213.143	A+PTR	143.213.236.87.mail.iranianwebman.ir
87.236.213.143	A	clbmsg.com
87.236.213.143	A	cloobstore.com
87.236.213.149	A	mail.gsmsource.ir
87.236.213.149	A	gsmsource.ir
87.236.213.149	A	ns2.gsmsource.ir
87.236.213.153	A+PTR	153.213.236.87.mail.roobinaserver.ir
87.236.213.153	A	smartschoolesf.ir
87.236.213.153	A	ir21.kimiyadns.com
87.236.213.154	A+PTR	154.213.236.87.mail.iranianwebman.ir
87.236.213.154	A	kharidserver.ir
87.236.213.154	A	ns4.faranama.host
87.236.213.156	PTR	156.213.236.87.mail.iranianwebman.ir
87.236.213.156	A	yamahdi313.com
87.236.213.156	A	cghost.ir
87.236.213.162	PTR	162.213.236.87.mail.iranianwebman.ir
87.236.213.162	A	ir01.noshika.net
87.236.213.162	A	www.noshika.net
87.236.213.173	A+PTR	173.213.236.87.mail.iranianwebman.ir
87.236.213.173	A	www.mazandmajles.ir
87.236.213.200	A+PTR	200.213.236.87.mail.iranianwebman.ir
87.236.213.211	A+PTR	211.213.236.87.mail.iranianwebman.ir
87.236.213.211	A	miladpirnazar.com
87.236.213.211	A	ns3.donyayserver.org
87.236.213.215	PTR	215.213.236.87.mail.roobinaserver.ir
87.236.213.215	A	ns2.haftenameyekhoy.ir
87.236.213.215	A	ns1.ayandehsazan.org
87.236.213.227	PTR	227.213.236.87.mail.roobinaserver.ir
87.236.213.227	A	telegram-black.com
87.236.213.227	A	baran2.parsadns.com
87.236.213.228	A+PTR	228.213.236.87.mail.roobinaserver.ir
87.236.213.228	A	bamdad2.parsadns.com
87.236.213.228	A	parsacdn.com
87.236.213.233	A+PTR	233.213.236.87.mail.roobinaserver.ir
87.236.213.233	A	ns1.alborzdake.com
87.236.213.233	A	ns2.alborzdake.com
87.236.213.247	A+PTR	247.213.236.87.mail.iranianwebman.ir
87.236.213.247	A	hooshkar.ir
87.236.213.249	A+PTR	249.213.236.87.mail.roobinaserver.ir
87.236.213.249	A	refahman.com
87.236.213.249	A	ns1.refahman.com