Robtex

Up: 85.185.0.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 85.185.0.0/23
Down right: 85.185.2.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
85.185.1.9	PTR	mail.iicc17.ir
85.185.1.10	PTR	bsftp.azaruniv.edu
85.185.1.10	PTR	iplab.azaruniv.edu
85.185.1.10	PTR	mosh.azaruniv.edu
85.185.1.11	PTR	iicc17.azaruniv.ac.ir
85.185.1.11	PTR	4thttp.azaruniv.edu
85.185.1.11	PTR	www.epay.azaruniv.ac.ir
85.185.1.21	A+PTR	dormitory.azaruniv.edu
85.185.1.21	A+PTR	sama.azaruniv.edu
85.185.1.21	A+PTR	dormitory.azaruniv.ac.ir
85.185.1.25	A	stdwork.azaruniv.edu
85.185.1.25	A	ketab-razavi.azaruniv.edu
85.185.1.72	A	clab.azaruniv.edu
85.185.1.90	A+PTR	mail.azaruniv.edu
85.185.1.90	A	mail.azaruniv.ac.ir
85.185.1.90	A	ns3.joyit.biz
85.185.1.100	A	en.azaruniv.ac.ir
85.185.1.110	A+PTR	wla.azaruniv.edu
85.185.1.110	A+PTR	wla.azaruniv.ac.ir
85.185.1.112	A	oa.azaruniv.edu
85.185.1.117	A	azaruniv.ac.ir
85.185.1.125	A+PTR	ns1.azaruniv.edu
85.185.1.125	A+PTR	ns1.azaruniv.ac.ir
85.185.2.194	A	khamenehiau.ac.ir
85.185.2.194	A	ns1.khamenehiau.ac.ir
85.185.2.194	A	www.khamenehiau.ac.ir
85.185.2.242	PTR	mail.lalehpark.com
85.185.2.243	A	mail.lalehpark.com
85.185.2.243	A	mail.alpmanagement.ir
85.185.3.10	PTR	mail.hamarasystem.net
85.185.3.20	PTR	monitoring.hamarasystem.net
85.185.3.20	A	hamara.ir
85.185.3.20	A	butiks-skilte.dk
85.185.3.22	PTR	ns2.hamarasystem.net