Robtex

Up: 217.219.20.0/23
Can't show all results, try to descend to a more specific CIDR
Down left: 217.219.21.0/25
Down right: 217.219.21.128/25
(Some of the IP numbers are capped at 3 entries)

IP	Type	Hostname
217.219.21.134	A	www.kbedc.ir
217.219.21.134	A	mail.kbepdco.ir
217.219.21.134	A	www.kbepdco.ir
217.219.21.135	A	ns1.kbedc.ir
217.219.21.142	A	server1.iaug.ac.ir
217.219.21.142	A	estmeeting.com
217.219.21.157	A	ns2.kbedc.ir
217.219.21.158	A	mail.kbedc.ir