Robtex

Up: 194.225.128.0/21
Can't show all results, try to descend to a more specific CIDR
Down left: 194.225.132.0/23
Down right: 194.225.134.0/23
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
194.225.133.40	A+PTR	irip.ac.ir
194.225.133.40	A+PTR	ns2.irip.ac.ir
194.225.133.40	A+PTR	ns1.irip.ac.ir
194.225.133.41	PTR	imap.irip.ac.ir
194.225.133.41	PTR	smtp.irip.ac.ir
194.225.133.41	PTR	mail.irip.ac.ir
194.225.133.58	A	ns3.irip.ir
194.225.133.58	A	mail.irip.ir
194.225.133.93	A	ns4.irip.ir
194.225.133.93	A	www.irip.ir
194.225.133.93	A	ns9.irip.ir